* installing *source* package ‘concom’ ...
** this is package ‘concom’ version ‘1.0.0’
** package ‘concom’ successfully unpacked and MD5 sums checked
** using staged installation
** libs
using C++ compiler: ‘g++ (GCC) 15.1.1 20250521 (Red Hat 15.1.1-2)’
using C++11
make[1]: Entering directory '/data/gannet/ripley/R/packages/tests-devel/concom/src'
g++ -std=gnu++11 -I"/data/gannet/ripley/R/R-devel/include" -DNDEBUG  -I'/data/gannet/ripley/R/test-dev/BH/include' -I'/data/gannet/ripley/R/test-dev/Rcpp/include' -I/usr/local/include    -fpic  -g -O2 -Wall -pedantic -mtune=native -Wno-ignored-attributes -Wno-parentheses -Wp,-D_FORTIFY_SOURCE=3 -fexceptions -fstack-protector-strong -fstack-clash-protection -fcf-protection   -c RcppExports.cpp -o RcppExports.o
g++ -std=gnu++11 -I"/data/gannet/ripley/R/R-devel/include" -DNDEBUG  -I'/data/gannet/ripley/R/test-dev/BH/include' -I'/data/gannet/ripley/R/test-dev/Rcpp/include' -I/usr/local/include    -fpic  -g -O2 -Wall -pedantic -mtune=native -Wno-ignored-attributes -Wno-parentheses -Wp,-D_FORTIFY_SOURCE=3 -fexceptions -fstack-protector-strong -fstack-clash-protection -fcf-protection   -c concom.cpp -o concom.o
In file included from /data/gannet/ripley/R/test-dev/BH/include/boost/scoped_ptr.hpp:13,
                 from /data/gannet/ripley/R/test-dev/BH/include/boost/graph/adjacency_list.hpp:22,
                 from concom.cpp:5:
/data/gannet/ripley/R/test-dev/BH/include/boost/smart_ptr/scoped_ptr.hpp:75:31: warning: ‘template<class> class std::auto_ptr’ is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
   75 |     explicit scoped_ptr( std::auto_ptr<T> p ) noexcept : px( p.release() )
      |                               ^~~~~~~~
In file included from /usr/include/c++/15/memory:80,
                 from /data/gannet/ripley/R/test-dev/BH/include/boost/unordered/detail/opt_storage.hpp:11,
                 from /data/gannet/ripley/R/test-dev/BH/include/boost/unordered/detail/archive_constructed.hpp:12,
                 from /data/gannet/ripley/R/test-dev/BH/include/boost/unordered/detail/serialize_container.hpp:14,
                 from /data/gannet/ripley/R/test-dev/BH/include/boost/unordered/detail/serialize_fca_container.hpp:12,
                 from /data/gannet/ripley/R/test-dev/BH/include/boost/unordered/unordered_set.hpp:18,
                 from /data/gannet/ripley/R/test-dev/BH/include/boost/unordered_set.hpp:17,
                 from /data/gannet/ripley/R/test-dev/BH/include/boost/graph/adjacency_list.hpp:20:
/usr/include/c++/15/bits/unique_ptr.h:59:28: note: declared here
   59 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
In file included from /data/gannet/ripley/R/test-dev/BH/include/boost/smart_ptr/shared_ptr.hpp:17,
                 from /data/gannet/ripley/R/test-dev/BH/include/boost/property_map/vector_property_map.hpp:14,
                 from /data/gannet/ripley/R/test-dev/BH/include/boost/property_map/property_map.hpp:598,
                 from /data/gannet/ripley/R/test-dev/BH/include/boost/graph/adjacency_list.hpp:27:
/data/gannet/ripley/R/test-dev/BH/include/boost/smart_ptr/detail/shared_count.hpp:326:33: warning: ‘template<class> class std::auto_ptr’ is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  326 |     explicit shared_count( std::auto_ptr<Y> & r ): pi_( new sp_counted_impl_p<Y>( r.get() ) )
      |                                 ^~~~~~~~
/usr/include/c++/15/bits/unique_ptr.h:59:28: note: declared here
   59 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/smart_ptr/shared_ptr.hpp:354:31: warning: ‘template<class> class std::auto_ptr’ is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  354 |     explicit shared_ptr( std::auto_ptr<Y> & r ): px(r.get()), pn()
      |                               ^~~~~~~~
/usr/include/c++/15/bits/unique_ptr.h:59:28: note: declared here
   59 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/smart_ptr/shared_ptr.hpp:365:22: warning: ‘template<class> class std::auto_ptr’ is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  365 |     shared_ptr( std::auto_ptr<Y> && r ): px(r.get()), pn()
      |                      ^~~~~~~~
/usr/include/c++/15/bits/unique_ptr.h:59:28: note: declared here
   59 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/smart_ptr/shared_ptr.hpp:423:34: warning: ‘template<class> class std::auto_ptr’ is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  423 |     shared_ptr & operator=( std::auto_ptr<Y> & r )
      |                                  ^~~~~~~~
/usr/include/c++/15/bits/unique_ptr.h:59:28: note: declared here
   59 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/smart_ptr/shared_ptr.hpp:430:34: warning: ‘template<class> class std::auto_ptr’ is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  430 |     shared_ptr & operator=( std::auto_ptr<Y> && r )
      |                                  ^~~~~~~~
/usr/include/c++/15/bits/unique_ptr.h:59:28: note: declared here
   59 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/smart_ptr/shared_ptr.hpp: In member function ‘boost::shared_ptr<T>& boost::shared_ptr<T>::operator=(std::auto_ptr<_Up>&&)’:
/data/gannet/ripley/R/test-dev/BH/include/boost/smart_ptr/shared_ptr.hpp:432:38: warning: ‘template<class> class std::auto_ptr’ is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  432 |         this_type( static_cast< std::auto_ptr<Y> && >( r ) ).swap( *this );
      |                                      ^~~~~~~~
/usr/include/c++/15/bits/unique_ptr.h:59:28: note: declared here
   59 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
In file included from /data/gannet/ripley/R/test-dev/BH/include/boost/concept/assert.hpp:35,
                 from /data/gannet/ripley/R/test-dev/BH/include/boost/property_map/property_map.hpp:19:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::constraint<Model>::failed() [with Model = boost::WritablePropertyMapConcept<int*, long unsigned int>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:76:5:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:65:52: warning: ‘this’ pointer is null [-Wnonnull]
   65 |     static void failed() { ((Model*)0)->constraints(); }
      |                            ~~~~~~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/property_map/property_map.hpp:179:10: note: in a call to non-static member function ‘void boost::WritablePropertyMapConcept<PMap, Key>::constraints() [with PMap = int*; Key = long unsigned int]’
  179 |     void constraints() {
      |          ^~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Convertible<boost::lvalue_property_map_tag, boost::writable_property_map_tag> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:208:5:   required from ‘struct boost::Convertible<boost::lvalue_property_map_tag, boost::writable_property_map_tag>’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:206:3:   required from ‘struct boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::writable_property_map_tag>’
  206 |   BOOST_concept(Convertible,(X)(Y))
      |                 ^~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::writable_property_map_tag>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::writable_property_map_tag> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::writable_property_map_tag> >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 2 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::WritablePropertyMapConcept<int*, long unsigned int>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::WritablePropertyMapConcept<int*, long unsigned int> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::WritablePropertyMapConcept<int*, long unsigned int> >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   required from ‘struct boost::concepts::requirement_<void (*)(boost::WritablePropertyMapConcept<int*, long unsigned int>)>’
   72 | struct requirement_<void(*)(Model)>
      |        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:76:5:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
In file included from /data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:31,
                 from /data/gannet/ripley/R/test-dev/BH/include/boost/property_map/property_map.hpp:20:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Convertible<boost::lvalue_property_map_tag, boost::writable_property_map_tag>]’
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::writable_property_map_tag>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/property_map/property_map.hpp:180:7:   required from ‘void boost::WritablePropertyMapConcept<PMap, Key>::constraints() [with PMap = int*; Key = long unsigned int]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::WritablePropertyMapConcept<int*, long unsigned int>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::WritablePropertyMapConcept<int*, long unsigned int> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::WritablePropertyMapConcept<int*, long unsigned int> >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   required from ‘struct boost::concepts::requirement_<void (*)(boost::WritablePropertyMapConcept<int*, long unsigned int>)>’
   72 | struct requirement_<void(*)(Model)>
      |        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:76:5:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
In file included from /data/gannet/ripley/R/test-dev/BH/include/boost/mpl/aux_/integral_wrapper.hpp:22,
                 from /data/gannet/ripley/R/test-dev/BH/include/boost/mpl/int.hpp:20,
                 from /data/gannet/ripley/R/test-dev/BH/include/boost/mpl/lambda_fwd.hpp:23,
                 from /data/gannet/ripley/R/test-dev/BH/include/boost/mpl/aux_/na_spec.hpp:18,
                 from /data/gannet/ripley/R/test-dev/BH/include/boost/mpl/if.hpp:19,
                 from /data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_traits.hpp:17,
                 from /data/gannet/ripley/R/test-dev/BH/include/boost/graph/adjacency_list.hpp:24:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:206:17: note: in a call to non-static member function ‘boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::writable_property_map_tag>::~ConvertibleConcept()’
  206 |   BOOST_concept(Convertible,(X)(Y))
      |                 ^~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/preprocessor/cat.hpp:29:34: note: in definition of macro ‘BOOST_PP_CAT_I’
   29 | #    define BOOST_PP_CAT_I(a, b) a ## b
      |                                  ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/concept_def.hpp:23:12: note: in expansion of macro ‘BOOST_PP_CAT’
   23 |     struct BOOST_PP_CAT(name,Concept)                                           \
      |            ^~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:206:3: note: in expansion of macro ‘BOOST_concept’
  206 |   BOOST_concept(Convertible,(X)(Y))
      |   ^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp: In instantiation of ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Convertible<boost::lvalue_property_map_tag, boost::writable_property_map_tag>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Convertible<boost::lvalue_property_map_tag, boost::writable_property_map_tag> >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:208:5:   required from ‘struct boost::Convertible<boost::lvalue_property_map_tag, boost::writable_property_map_tag>’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:206:3:   required from ‘struct boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::writable_property_map_tag>’
  206 |   BOOST_concept(Convertible,(X)(Y))
      |                 ^~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::writable_property_map_tag>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::writable_property_map_tag> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   [ skipping 3 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::WritablePropertyMapConcept<int*, long unsigned int>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::WritablePropertyMapConcept<int*, long unsigned int> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::WritablePropertyMapConcept<int*, long unsigned int> >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   required from ‘struct boost::concepts::requirement_<void (*)(boost::WritablePropertyMapConcept<int*, long unsigned int>)>’
   72 | struct requirement_<void(*)(Model)>
      |        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:76:5:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:48: warning: ‘this’ pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::Convertible<X, Y>::~Convertible() [with X = boost::lvalue_property_map_tag; Y = boost::writable_property_map_tag]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:208:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  208 |     BOOST_CONCEPT_USAGE(Convertible) {
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::constraint<Model>::failed() [with Model = boost::DFSVisitorConcept<boost::detail::components_recorder<int*>, boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:130:9:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:65:52: warning: ‘this’ pointer is null [-Wnonnull]
   65 |     static void failed() { ((Model*)0)->constraints(); }
      |                            ~~~~~~~~~~~~~~~~~~~~~~~~^~
In file included from /data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:15,
                 from concom.cpp:6:
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:39:10: note: in a call to non-static member function ‘void boost::DFSVisitorConcept<Visitor, Graph>::constraints() [with Visitor = boost::detail::components_recorder<int*>; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
   39 |     void constraints()
      |          ^~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::CopyConstructible<boost::detail::components_recorder<int*> > >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:167:5:   required from ‘struct boost::CopyConstructible<boost::detail::components_recorder<int*> >’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:165:3:   required from ‘struct boost::CopyConstructibleConcept<boost::detail::components_recorder<int*> >’
  165 |   BOOST_concept(CopyConstructible,(TT))
      |                 ^~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::CopyConstructibleConcept<boost::detail::components_recorder<int*> >]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::CopyConstructibleConcept<boost::detail::components_recorder<int*> > >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::CopyConstructibleConcept<boost::detail::components_recorder<int*> > >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 6 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:130:9:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::CopyConstructible<boost::detail::components_recorder<int*> >]’
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::CopyConstructibleConcept<boost::detail::components_recorder<int*> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:41:9:   required from ‘void boost::DFSVisitorConcept<Visitor, Graph>::constraints() [with Visitor = boost::detail::components_recorder<int*>; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::DFSVisitorConcept<boost::detail::components_recorder<int*>, boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::DFSVisitorConcept<boost::detail::components_recorder<int*>, boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> > >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::DFSVisitorConcept<boost::detail::components_recorder<int*>, boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> > >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   required from ‘struct boost::concepts::requirement_<void (*)(boost::DFSVisitorConcept<boost::detail::components_recorder<int*>, boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >)>’
   72 | struct requirement_<void(*)(Model)>
      |        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:130:9:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:165:17: note: in a call to non-static member function ‘boost::CopyConstructibleConcept<boost::detail::components_recorder<int*> >::~CopyConstructibleConcept()’
  165 |   BOOST_concept(CopyConstructible,(TT))
      |                 ^~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/preprocessor/cat.hpp:29:34: note: in definition of macro ‘BOOST_PP_CAT_I’
   29 | #    define BOOST_PP_CAT_I(a, b) a ## b
      |                                  ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/concept_def.hpp:23:12: note: in expansion of macro ‘BOOST_PP_CAT’
   23 |     struct BOOST_PP_CAT(name,Concept)                                           \
      |            ^~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:165:3: note: in expansion of macro ‘BOOST_concept’
  165 |   BOOST_concept(CopyConstructible,(TT))
      |   ^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::concepts::Graph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> > >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:66:5:   required from ‘struct boost::concepts::Graph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from ‘struct boost::concepts::IncidenceGraph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >’
   75 | BOOST_concept(IncidenceGraph, (G)) : Graph< G >
      |               ^~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from ‘struct boost::concepts::IncidenceGraphConcept<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >’
   75 | BOOST_concept(IncidenceGraph, (G)) : Graph< G >
      |               ^~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::concepts::IncidenceGraphConcept<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::concepts::IncidenceGraphConcept<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> > >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   [ skipping 3 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::concepts::Graph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >]’
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::concepts::IncidenceGraph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> > >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:87:5:   required from ‘struct boost::concepts::IncidenceGraph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from ‘struct boost::concepts::IncidenceGraphConcept<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >’
   75 | BOOST_concept(IncidenceGraph, (G)) : Graph< G >
      |               ^~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::concepts::IncidenceGraphConcept<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::concepts::IncidenceGraphConcept<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> > >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::concepts::IncidenceGraphConcept<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> > >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 2 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::concepts::IncidenceGraph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >]’
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::IncidenceGraphConcept<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:129:9:   required from ‘void boost::detail::depth_first_visit_impl(const IncidenceGraph&, typename boost::graph_traits<G>::vertex_descriptor, DFSVisitor&, ColorMap, TerminatorFunc) [with IncidenceGraph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; DFSVisitor = components_recorder<int*>; ColorMap = boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >; TerminatorFunc = nontruth2; typename boost::graph_traits<G>::vertex_descriptor = long unsigned int]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:75:15: note: in a call to non-static member function ‘boost::concepts::IncidenceGraphConcept<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >::~IncidenceGraphConcept()’
   75 | BOOST_concept(IncidenceGraph, (G)) : Graph< G >
      |               ^~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/preprocessor/cat.hpp:29:34: note: in definition of macro ‘BOOST_PP_CAT_I’
   29 | #    define BOOST_PP_CAT_I(a, b) a ## b
      |                                  ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/concept_def.hpp:23:12: note: in expansion of macro ‘BOOST_PP_CAT’
   23 |     struct BOOST_PP_CAT(name,Concept)                                           \
      |            ^~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:75:1: note: in expansion of macro ‘BOOST_concept’
   75 | BOOST_concept(IncidenceGraph, (G)) : Graph< G >
      | ^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::constraint<Model>::failed() [with Model = boost::ReadWritePropertyMapConcept<boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >, long unsigned int>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:134:9:   required from ‘void boost::detail::depth_first_visit_impl(const IncidenceGraph&, typename boost::graph_traits<G>::vertex_descriptor, DFSVisitor&, ColorMap, TerminatorFunc) [with IncidenceGraph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; DFSVisitor = components_recorder<int*>; ColorMap = boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >; TerminatorFunc = nontruth2; typename boost::graph_traits<G>::vertex_descriptor = long unsigned int]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:65:52: warning: ‘this’ pointer is null [-Wnonnull]
   65 |     static void failed() { ((Model*)0)->constraints(); }
      |                            ~~~~~~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/property_map/property_map.hpp:205:10: note: in a call to non-static member function ‘void boost::ReadWritePropertyMapConcept<PMap, Key>::constraints() [with PMap = boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >; Key = long unsigned int]’
  205 |     void constraints() {
      |          ^~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::EqualityComparable<boost::default_color_type> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:233:5:   required from ‘struct boost::EqualityComparable<boost::default_color_type>’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:502:1:   required from ‘struct boost::concepts::ColorValue<boost::default_color_type>’
  502 | BOOST_concept(ColorValue, (C))
      |               ^~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:502:1:   required from ‘struct boost::concepts::ColorValueConcept<boost::default_color_type>’
  502 | BOOST_concept(ColorValue, (C))
      |               ^~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::concepts::ColorValueConcept<boost::default_color_type>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::concepts::ColorValueConcept<boost::default_color_type> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   [ skipping 3 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::EqualityComparable<boost::default_color_type>]’
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::DefaultConstructible<boost::default_color_type> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:137:5:   required from ‘struct boost::DefaultConstructible<boost::default_color_type>’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:502:1:   required from ‘struct boost::concepts::ColorValue<boost::default_color_type>’
  502 | BOOST_concept(ColorValue, (C))
      |               ^~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:502:1:   required from ‘struct boost::concepts::ColorValueConcept<boost::default_color_type>’
  502 | BOOST_concept(ColorValue, (C))
      |               ^~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::concepts::ColorValueConcept<boost::default_color_type>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::concepts::ColorValueConcept<boost::default_color_type> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   [ skipping 3 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::DefaultConstructible<boost::default_color_type>]’
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::concepts::ColorValue<boost::default_color_type> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:505:5:   required from ‘struct boost::concepts::ColorValue<boost::default_color_type>’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:502:1:   required from ‘struct boost::concepts::ColorValueConcept<boost::default_color_type>’
  502 | BOOST_concept(ColorValue, (C))
      |               ^~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::concepts::ColorValueConcept<boost::default_color_type>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::concepts::ColorValueConcept<boost::default_color_type> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::concepts::ColorValueConcept<boost::default_color_type> >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 2 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::concepts::ColorValue<boost::default_color_type>]’
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::ColorValueConcept<boost::default_color_type>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:136:9:   required from ‘void boost::detail::depth_first_visit_impl(const IncidenceGraph&, typename boost::graph_traits<G>::vertex_descriptor, DFSVisitor&, ColorMap, TerminatorFunc) [with IncidenceGraph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; DFSVisitor = components_recorder<int*>; ColorMap = boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >; TerminatorFunc = nontruth2; typename boost::graph_traits<G>::vertex_descriptor = long unsigned int]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:502:15: note: in a call to non-static member function ‘boost::concepts::ColorValueConcept<boost::default_color_type>::~ColorValueConcept()’
  502 | BOOST_concept(ColorValue, (C))
      |               ^~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/preprocessor/cat.hpp:29:34: note: in definition of macro ‘BOOST_PP_CAT_I’
   29 | #    define BOOST_PP_CAT_I(a, b) a ## b
      |                                  ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/concept_def.hpp:23:12: note: in expansion of macro ‘BOOST_PP_CAT’
   23 |     struct BOOST_PP_CAT(name,Concept)                                           \
      |            ^~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:502:1: note: in expansion of macro ‘BOOST_concept’
  502 | BOOST_concept(ColorValue, (C))
      | ^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp: In instantiation of ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::CopyConstructible<boost::detail::components_recorder<int*> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::CopyConstructible<boost::detail::components_recorder<int*> > >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:167:5:   required from ‘struct boost::CopyConstructible<boost::detail::components_recorder<int*> >’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:165:3:   required from ‘struct boost::CopyConstructibleConcept<boost::detail::components_recorder<int*> >’
  165 |   BOOST_concept(CopyConstructible,(TT))
      |                 ^~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::CopyConstructibleConcept<boost::detail::components_recorder<int*> >]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::CopyConstructibleConcept<boost::detail::components_recorder<int*> > >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   [ skipping 7 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:130:9:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:48: warning: ‘this’ pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::CopyConstructible<TT>::~CopyConstructible() [with TT = boost::detail::components_recorder<int*>]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:167:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  167 |     BOOST_CONCEPT_USAGE(CopyConstructible) {
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp: In instantiation of ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::concepts::Graph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::concepts::Graph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> > >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:66:5:   required from ‘struct boost::concepts::Graph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from ‘struct boost::concepts::IncidenceGraph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >’
   75 | BOOST_concept(IncidenceGraph, (G)) : Graph< G >
      |               ^~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from ‘struct boost::concepts::IncidenceGraphConcept<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >’
   75 | BOOST_concept(IncidenceGraph, (G)) : Graph< G >
      |               ^~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::concepts::IncidenceGraphConcept<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   [ skipping 4 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:48: warning: ‘this’ pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::concepts::Graph<G>::~Graph() [with G = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:66:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
   66 |     BOOST_CONCEPT_USAGE(Graph)
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp: In instantiation of ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::concepts::IncidenceGraph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::concepts::IncidenceGraph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> > >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:87:5:   required from ‘struct boost::concepts::IncidenceGraph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from ‘struct boost::concepts::IncidenceGraphConcept<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >’
   75 | BOOST_concept(IncidenceGraph, (G)) : Graph< G >
      |               ^~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::concepts::IncidenceGraphConcept<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::concepts::IncidenceGraphConcept<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> > >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   [ skipping 3 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:48: warning: ‘this’ pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::concepts::IncidenceGraph<G>::~IncidenceGraph() [with G = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:87:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
   87 |     BOOST_CONCEPT_USAGE(IncidenceGraph)
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::constraint<Model>::failed() [with Model = boost::ReadablePropertyMapConcept<boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >, long unsigned int>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/property_map/property_map.hpp:206:7:   required from ‘void boost::ReadWritePropertyMapConcept<PMap, Key>::constraints() [with PMap = boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >; Key = long unsigned int]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::ReadWritePropertyMapConcept<boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >, long unsigned int>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::ReadWritePropertyMapConcept<boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >, long unsigned int> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::ReadWritePropertyMapConcept<boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >, long unsigned int> >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 2 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:65:52: warning: ‘this’ pointer is null [-Wnonnull]
   65 |     static void failed() { ((Model*)0)->constraints(); }
      |                            ~~~~~~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/property_map/property_map.hpp:147:10: note: in a call to non-static member function ‘void boost::ReadablePropertyMapConcept<PMap, Key>::constraints() [with PMap = boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >; Key = long unsigned int]’
  147 |     void constraints() {
      |          ^~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::constraint<Model>::failed() [with Model = boost::WritablePropertyMapConcept<boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >, long unsigned int>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/property_map/property_map.hpp:207:7:   required from ‘void boost::ReadWritePropertyMapConcept<PMap, Key>::constraints() [with PMap = boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >; Key = long unsigned int]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::ReadWritePropertyMapConcept<boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >, long unsigned int>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::ReadWritePropertyMapConcept<boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >, long unsigned int> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::ReadWritePropertyMapConcept<boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >, long unsigned int> >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 2 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:65:52: warning: ‘this’ pointer is null [-Wnonnull]
   65 |     static void failed() { ((Model*)0)->constraints(); }
      |                            ~~~~~~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/property_map/property_map.hpp:179:10: note: in a call to non-static member function ‘void boost::WritablePropertyMapConcept<PMap, Key>::constraints() [with PMap = boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >; Key = long unsigned int]’
  179 |     void constraints() {
      |          ^~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Convertible<boost::lvalue_property_map_tag, boost::read_write_property_map_tag> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:208:5:   required from ‘struct boost::Convertible<boost::lvalue_property_map_tag, boost::read_write_property_map_tag>’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:206:3:   required from ‘struct boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::read_write_property_map_tag>’
  206 |   BOOST_concept(Convertible,(X)(Y))
      |                 ^~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::read_write_property_map_tag>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::read_write_property_map_tag> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::read_write_property_map_tag> >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 7 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Convertible<boost::lvalue_property_map_tag, boost::read_write_property_map_tag>]’
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::read_write_property_map_tag>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/property_map/property_map.hpp:208:7:   required from ‘void boost::ReadWritePropertyMapConcept<PMap, Key>::constraints() [with PMap = boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >; Key = long unsigned int]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::ReadWritePropertyMapConcept<boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >, long unsigned int>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::ReadWritePropertyMapConcept<boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >, long unsigned int> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::ReadWritePropertyMapConcept<boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >, long unsigned int> >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 2 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:206:17: note: in a call to non-static member function ‘boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::read_write_property_map_tag>::~ConvertibleConcept()’
  206 |   BOOST_concept(Convertible,(X)(Y))
      |                 ^~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/preprocessor/cat.hpp:29:34: note: in definition of macro ‘BOOST_PP_CAT_I’
   29 | #    define BOOST_PP_CAT_I(a, b) a ## b
      |                                  ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/concept_def.hpp:23:12: note: in expansion of macro ‘BOOST_PP_CAT’
   23 |     struct BOOST_PP_CAT(name,Concept)                                           \
      |            ^~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:206:3: note: in expansion of macro ‘BOOST_concept’
  206 |   BOOST_concept(Convertible,(X)(Y))
      |   ^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp: In instantiation of ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::EqualityComparable<boost::default_color_type>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::EqualityComparable<boost::default_color_type> >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:233:5:   required from ‘struct boost::EqualityComparable<boost::default_color_type>’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:502:1:   required from ‘struct boost::concepts::ColorValue<boost::default_color_type>’
  502 | BOOST_concept(ColorValue, (C))
      |               ^~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:502:1:   required from ‘struct boost::concepts::ColorValueConcept<boost::default_color_type>’
  502 | BOOST_concept(ColorValue, (C))
      |               ^~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::concepts::ColorValueConcept<boost::default_color_type>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   [ skipping 4 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:48: warning: ‘this’ pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::EqualityComparable<TT>::~EqualityComparable() [with TT = boost::default_color_type]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:233:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  233 |     BOOST_CONCEPT_USAGE(EqualityComparable) {
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp: In instantiation of ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::DefaultConstructible<boost::default_color_type>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::DefaultConstructible<boost::default_color_type> >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:137:5:   required from ‘struct boost::DefaultConstructible<boost::default_color_type>’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:502:1:   required from ‘struct boost::concepts::ColorValue<boost::default_color_type>’
  502 | BOOST_concept(ColorValue, (C))
      |               ^~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:502:1:   required from ‘struct boost::concepts::ColorValueConcept<boost::default_color_type>’
  502 | BOOST_concept(ColorValue, (C))
      |               ^~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::concepts::ColorValueConcept<boost::default_color_type>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   [ skipping 4 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:48: warning: ‘this’ pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::DefaultConstructible<TT>::~DefaultConstructible() [with TT = boost::default_color_type]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:137:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  137 |     BOOST_CONCEPT_USAGE(DefaultConstructible) {
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp: In instantiation of ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::concepts::ColorValue<boost::default_color_type>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::concepts::ColorValue<boost::default_color_type> >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:505:5:   required from ‘struct boost::concepts::ColorValue<boost::default_color_type>’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:502:1:   required from ‘struct boost::concepts::ColorValueConcept<boost::default_color_type>’
  502 | BOOST_concept(ColorValue, (C))
      |               ^~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::concepts::ColorValueConcept<boost::default_color_type>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::concepts::ColorValueConcept<boost::default_color_type> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   [ skipping 3 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:48: warning: ‘this’ pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::concepts::ColorValue<C>::~ColorValue() [with C = boost::default_color_type]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:505:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  505 |     BOOST_CONCEPT_USAGE(ColorValue)
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::concepts::MultiPassInputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:52:50:   required from ‘struct boost::concepts::MultiPassInputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::concepts::MultiPassInputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::concepts::MultiPassInputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::concepts::MultiPassInputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   required from ‘struct boost::concepts::requirement_<void (*)(boost::concepts::MultiPassInputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >)>’
   72 | struct requirement_<void(*)(Model)>
      |        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:89:9:   [ skipping 3 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::concepts::MultiPassInputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]’
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::MultiPassInputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:89:9:   required from ‘boost::concepts::IncidenceGraph<G>::~IncidenceGraph() [with G = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::IncidenceGraphConcept<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >]’
   75 | BOOST_concept(IncidenceGraph, (G)) : Graph< G >
      |               ^~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:129:9:   required from ‘void boost::detail::depth_first_visit_impl(const IncidenceGraph&, typename boost::graph_traits<G>::vertex_descriptor, DFSVisitor&, ColorMap, TerminatorFunc) [with IncidenceGraph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; DFSVisitor = components_recorder<int*>; ColorMap = boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >; TerminatorFunc = nontruth2; typename boost::graph_traits<G>::vertex_descriptor = long unsigned int]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::concepts::MultiPassInputIterator<T>::~MultiPassInputIterator() [with T = boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int>]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:52:50: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
   52 |     BOOST_concept(MultiPassInputIterator, (T)) { BOOST_CONCEPT_USAGE(
      |                                                  ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:137:5:   required from ‘struct boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   required from ‘struct boost::concepts::requirement_<void (*)(boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >)>’
   72 | struct requirement_<void(*)(Model)>
      |        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:90:9:   [ skipping 3 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]’
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:90:9:   required from ‘boost::concepts::IncidenceGraph<G>::~IncidenceGraph() [with G = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::IncidenceGraphConcept<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >]’
   75 | BOOST_concept(IncidenceGraph, (G)) : Graph< G >
      |               ^~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:129:9:   required from ‘void boost::detail::depth_first_visit_impl(const IncidenceGraph&, typename boost::graph_traits<G>::vertex_descriptor, DFSVisitor&, ColorMap, TerminatorFunc) [with IncidenceGraph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; DFSVisitor = components_recorder<int*>; ColorMap = boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >; TerminatorFunc = nontruth2; typename boost::graph_traits<G>::vertex_descriptor = long unsigned int]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::DefaultConstructible<TT>::~DefaultConstructible() [with TT = boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:137:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  137 |     BOOST_CONCEPT_USAGE(DefaultConstructible) {
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:233:5:   required from ‘struct boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   required from ‘struct boost::concepts::requirement_<void (*)(boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >)>’
   72 | struct requirement_<void(*)(Model)>
      |        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:91:9:   [ skipping 3 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]’
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:91:9:   required from ‘boost::concepts::IncidenceGraph<G>::~IncidenceGraph() [with G = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::IncidenceGraphConcept<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >]’
   75 | BOOST_concept(IncidenceGraph, (G)) : Graph< G >
      |               ^~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:129:9:   required from ‘void boost::detail::depth_first_visit_impl(const IncidenceGraph&, typename boost::graph_traits<G>::vertex_descriptor, DFSVisitor&, ColorMap, TerminatorFunc) [with IncidenceGraph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; DFSVisitor = components_recorder<int*>; ColorMap = boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >; TerminatorFunc = nontruth2; typename boost::graph_traits<G>::vertex_descriptor = long unsigned int]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::EqualityComparable<TT>::~EqualityComparable() [with TT = boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:233:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  233 |     BOOST_CONCEPT_USAGE(EqualityComparable) {
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:145:5:   required from ‘struct boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   required from ‘struct boost::concepts::requirement_<void (*)(boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >)>’
   72 | struct requirement_<void(*)(Model)>
      |        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:92:9:   [ skipping 3 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]’
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:92:9:   required from ‘boost::concepts::IncidenceGraph<G>::~IncidenceGraph() [with G = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::IncidenceGraphConcept<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >]’
   75 | BOOST_concept(IncidenceGraph, (G)) : Graph< G >
      |               ^~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:129:9:   required from ‘void boost::detail::depth_first_visit_impl(const IncidenceGraph&, typename boost::graph_traits<G>::vertex_descriptor, DFSVisitor&, ColorMap, TerminatorFunc) [with IncidenceGraph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; DFSVisitor = components_recorder<int*>; ColorMap = boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >; TerminatorFunc = nontruth2; typename boost::graph_traits<G>::vertex_descriptor = long unsigned int]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::Assignable<TT>::~Assignable() [with TT = boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:145:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  145 |     BOOST_CONCEPT_USAGE(Assignable) {
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:208:5:   required from ‘struct boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag>’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag> >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   required from ‘struct boost::concepts::requirement_<void (*)(boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag>)>’
   72 | struct requirement_<void(*)(Model)>
      |        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:93:9:   [ skipping 3 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag>]’
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:93:9:   required from ‘boost::concepts::IncidenceGraph<G>::~IncidenceGraph() [with G = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::IncidenceGraphConcept<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >]’
   75 | BOOST_concept(IncidenceGraph, (G)) : Graph< G >
      |               ^~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:129:9:   required from ‘void boost::detail::depth_first_visit_impl(const IncidenceGraph&, typename boost::graph_traits<G>::vertex_descriptor, DFSVisitor&, ColorMap, TerminatorFunc) [with IncidenceGraph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; DFSVisitor = components_recorder<int*>; ColorMap = boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >; TerminatorFunc = nontruth2; typename boost::graph_traits<G>::vertex_descriptor = long unsigned int]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::Convertible<X, Y>::~Convertible() [with X = boost::undir_adj_list_traversal_tag; Y = boost::incidence_graph_tag]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:208:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  208 |     BOOST_CONCEPT_USAGE(Convertible) {
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Convertible<boost::lvalue_property_map_tag, boost::readable_property_map_tag> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:208:5:   required from ‘struct boost::Convertible<boost::lvalue_property_map_tag, boost::readable_property_map_tag>’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:206:3:   required from ‘struct boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::readable_property_map_tag>’
  206 |   BOOST_concept(Convertible,(X)(Y))
      |                 ^~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::readable_property_map_tag>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::readable_property_map_tag> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::readable_property_map_tag> >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 12 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Convertible<boost::lvalue_property_map_tag, boost::readable_property_map_tag>]’
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::readable_property_map_tag>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/property_map/property_map.hpp:148:7:   required from ‘void boost::ReadablePropertyMapConcept<PMap, Key>::constraints() [with PMap = boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >; Key = long unsigned int]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::ReadablePropertyMapConcept<boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >, long unsigned int>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::ReadablePropertyMapConcept<boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >, long unsigned int> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::ReadablePropertyMapConcept<boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >, long unsigned int> >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   required from ‘struct boost::concepts::requirement_<void (*)(boost::ReadablePropertyMapConcept<boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >, long unsigned int>)>’
   72 | struct requirement_<void(*)(Model)>
      |        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/property_map/property_map.hpp:206:7:   [ skipping 6 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:206:17: note: in a call to non-static member function ‘boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::readable_property_map_tag>::~ConvertibleConcept()’
  206 |   BOOST_concept(Convertible,(X)(Y))
      |                 ^~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/preprocessor/cat.hpp:29:34: note: in definition of macro ‘BOOST_PP_CAT_I’
   29 | #    define BOOST_PP_CAT_I(a, b) a ## b
      |                                  ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/concept_def.hpp:23:12: note: in expansion of macro ‘BOOST_PP_CAT’
   23 |     struct BOOST_PP_CAT(name,Concept)                                           \
      |            ^~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:206:3: note: in expansion of macro ‘BOOST_concept’
  206 |   BOOST_concept(Convertible,(X)(Y))
      |   ^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp: In instantiation of ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Convertible<boost::lvalue_property_map_tag, boost::read_write_property_map_tag>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Convertible<boost::lvalue_property_map_tag, boost::read_write_property_map_tag> >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:208:5:   required from ‘struct boost::Convertible<boost::lvalue_property_map_tag, boost::read_write_property_map_tag>’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:206:3:   required from ‘struct boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::read_write_property_map_tag>’
  206 |   BOOST_concept(Convertible,(X)(Y))
      |                 ^~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::read_write_property_map_tag>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::read_write_property_map_tag> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   [ skipping 8 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:48: warning: ‘this’ pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::Convertible<X, Y>::~Convertible() [with X = boost::lvalue_property_map_tag; Y = boost::read_write_property_map_tag]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:208:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  208 |     BOOST_CONCEPT_USAGE(Convertible) {
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::DefaultConstructible<long unsigned int> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:137:5:   required from ‘struct boost::DefaultConstructible<long unsigned int>’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::DefaultConstructible<long unsigned int>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::DefaultConstructible<long unsigned int> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::DefaultConstructible<long unsigned int> >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   required from ‘struct boost::concepts::requirement_<void (*)(boost::DefaultConstructible<long unsigned int>)>’
   72 | struct requirement_<void(*)(Model)>
      |        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:68:9:   [ skipping 11 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::DefaultConstructible<long unsigned int>]’
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::DefaultConstructible<long unsigned int>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:68:9:   required from ‘boost::concepts::Graph<G>::~Graph() [with G = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:48:   required from ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::concepts::Graph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >]’
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::concepts::Graph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> > >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:66:5:   required from ‘struct boost::concepts::Graph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from ‘struct boost::concepts::IncidenceGraph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >’
   75 | BOOST_concept(IncidenceGraph, (G)) : Graph< G >
      |               ^~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:75:1:   [ skipping 6 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::DefaultConstructible<TT>::~DefaultConstructible() [with TT = long unsigned int]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:137:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  137 |     BOOST_CONCEPT_USAGE(DefaultConstructible) {
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::EqualityComparable<long unsigned int> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:233:5:   required from ‘struct boost::EqualityComparable<long unsigned int>’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::EqualityComparable<long unsigned int>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::EqualityComparable<long unsigned int> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::EqualityComparable<long unsigned int> >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   required from ‘struct boost::concepts::requirement_<void (*)(boost::EqualityComparable<long unsigned int>)>’
   72 | struct requirement_<void(*)(Model)>
      |        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:69:9:   [ skipping 11 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::EqualityComparable<long unsigned int>]’
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::EqualityComparable<long unsigned int>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:69:9:   required from ‘boost::concepts::Graph<G>::~Graph() [with G = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:48:   required from ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::concepts::Graph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >]’
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::concepts::Graph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> > >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:66:5:   required from ‘struct boost::concepts::Graph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from ‘struct boost::concepts::IncidenceGraph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >’
   75 | BOOST_concept(IncidenceGraph, (G)) : Graph< G >
      |               ^~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:75:1:   [ skipping 6 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::EqualityComparable<TT>::~EqualityComparable() [with TT = long unsigned int]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:233:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  233 |     BOOST_CONCEPT_USAGE(EqualityComparable) {
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Assignable<long unsigned int> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:145:5:   required from ‘struct boost::Assignable<long unsigned int>’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::Assignable<long unsigned int>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::Assignable<long unsigned int> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::Assignable<long unsigned int> >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   required from ‘struct boost::concepts::requirement_<void (*)(boost::Assignable<long unsigned int>)>’
   72 | struct requirement_<void(*)(Model)>
      |        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:70:9:   [ skipping 11 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Assignable<long unsigned int>]’
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::Assignable<long unsigned int>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:70:9:   required from ‘boost::concepts::Graph<G>::~Graph() [with G = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:48:   required from ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::concepts::Graph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >]’
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::concepts::Graph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> > >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:66:5:   required from ‘struct boost::concepts::Graph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from ‘struct boost::concepts::IncidenceGraph<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >’
   75 | BOOST_concept(IncidenceGraph, (G)) : Graph< G >
      |               ^~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:75:1:   [ skipping 6 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::Assignable<TT>::~Assignable() [with TT = long unsigned int]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:145:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  145 |     BOOST_CONCEPT_USAGE(Assignable) {
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp: In instantiation of ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::concepts::MultiPassInputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::concepts::MultiPassInputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:52:50:   required from ‘struct boost::concepts::MultiPassInputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::concepts::MultiPassInputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::concepts::MultiPassInputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::concepts::MultiPassInputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 4 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:48: warning: ‘this’ pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::concepts::MultiPassInputIterator<T>::~MultiPassInputIterator() [with T = boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int>]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:52:50: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
   52 |     BOOST_concept(MultiPassInputIterator, (T)) { BOOST_CONCEPT_USAGE(
      |                                                  ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp: In instantiation of ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:137:5:   required from ‘struct boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 4 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:48: warning: ‘this’ pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::DefaultConstructible<TT>::~DefaultConstructible() [with TT = boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:137:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  137 |     BOOST_CONCEPT_USAGE(DefaultConstructible) {
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp: In instantiation of ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:233:5:   required from ‘struct boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 4 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:48: warning: ‘this’ pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::EqualityComparable<TT>::~EqualityComparable() [with TT = boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:233:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  233 |     BOOST_CONCEPT_USAGE(EqualityComparable) {
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp: In instantiation of ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:145:5:   required from ‘struct boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 4 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:48: warning: ‘this’ pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::Assignable<TT>::~Assignable() [with TT = boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:145:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  145 |     BOOST_CONCEPT_USAGE(Assignable) {
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp: In instantiation of ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag> >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:208:5:   required from ‘struct boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag>’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag> >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 4 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:48: warning: ‘this’ pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::Convertible<X, Y>::~Convertible() [with X = boost::undir_adj_list_traversal_tag; Y = boost::incidence_graph_tag]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:208:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  208 |     BOOST_CONCEPT_USAGE(Convertible) {
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp: In instantiation of ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Convertible<boost::lvalue_property_map_tag, boost::readable_property_map_tag>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Convertible<boost::lvalue_property_map_tag, boost::readable_property_map_tag> >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:208:5:   required from ‘struct boost::Convertible<boost::lvalue_property_map_tag, boost::readable_property_map_tag>’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:206:3:   required from ‘struct boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::readable_property_map_tag>’
  206 |   BOOST_concept(Convertible,(X)(Y))
      |                 ^~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::readable_property_map_tag>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::ConvertibleConcept<boost::lvalue_property_map_tag, boost::readable_property_map_tag> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   [ skipping 13 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:48: warning: ‘this’ pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::Convertible<X, Y>::~Convertible() [with X = boost::lvalue_property_map_tag; Y = boost::readable_property_map_tag]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:208:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  208 |     BOOST_CONCEPT_USAGE(Convertible) {
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp: In instantiation of ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::DefaultConstructible<long unsigned int>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::DefaultConstructible<long unsigned int> >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:137:5:   required from ‘struct boost::DefaultConstructible<long unsigned int>’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::DefaultConstructible<long unsigned int>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::DefaultConstructible<long unsigned int> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::DefaultConstructible<long unsigned int> >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 12 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:48: warning: ‘this’ pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::DefaultConstructible<TT>::~DefaultConstructible() [with TT = long unsigned int]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:137:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  137 |     BOOST_CONCEPT_USAGE(DefaultConstructible) {
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp: In instantiation of ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::EqualityComparable<long unsigned int>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::EqualityComparable<long unsigned int> >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:233:5:   required from ‘struct boost::EqualityComparable<long unsigned int>’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::EqualityComparable<long unsigned int>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::EqualityComparable<long unsigned int> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::EqualityComparable<long unsigned int> >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 12 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:48: warning: ‘this’ pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::EqualityComparable<TT>::~EqualityComparable() [with TT = long unsigned int]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:233:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  233 |     BOOST_CONCEPT_USAGE(EqualityComparable) {
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp: In instantiation of ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Assignable<long unsigned int>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Assignable<long unsigned int> >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:145:5:   required from ‘struct boost::Assignable<long unsigned int>’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::Assignable<long unsigned int>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::Assignable<long unsigned int> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::Assignable<long unsigned int> >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 12 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:48: warning: ‘this’ pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::Assignable<TT>::~Assignable() [with TT = long unsigned int]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:145:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  145 |     BOOST_CONCEPT_USAGE(Assignable) {
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Assignable<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:145:5:   required from ‘struct boost::Assignable<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:502:3:   required from ‘struct boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >’
  502 |   BOOST_concept(InputIterator,(TT))
      |                 ^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 6 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Assignable<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]’
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::EqualityComparable<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:233:5:   required from ‘struct boost::EqualityComparable<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:502:3:   required from ‘struct boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >’
  502 |   BOOST_concept(InputIterator,(TT))
      |                 ^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 6 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::EqualityComparable<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]’
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:512:7:   required from ‘struct boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   required from ‘struct boost::concepts::requirement_<void (*)(boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >)>’
   72 | struct requirement_<void(*)(Model)>
      |        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:53:35:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]’
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:53:35:   required from ‘boost::concepts::MultiPassInputIterator<T>::~MultiPassInputIterator() [with T = boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int>]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::MultiPassInputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:89:9:   required from ‘boost::concepts::IncidenceGraph<G>::~IncidenceGraph() [with G = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::IncidenceGraphConcept<boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS> >]’
   75 | BOOST_concept(IncidenceGraph, (G)) : Graph< G >
      |               ^~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:129:9:   required from ‘void boost::detail::depth_first_visit_impl(const IncidenceGraph&, typename boost::graph_traits<G>::vertex_descriptor, DFSVisitor&, ColorMap, TerminatorFunc) [with IncidenceGraph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; DFSVisitor = components_recorder<int*>; ColorMap = boost::shared_array_property_map<boost::default_color_type, boost::vec_adj_list_vertex_id_map<boost::no_property, long unsigned int> >; TerminatorFunc = nontruth2; typename boost::graph_traits<G>::vertex_descriptor = long unsigned int]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::InputIterator<TT>::~InputIterator() [with TT = boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int>]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:512:7: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  512 |       BOOST_CONCEPT_USAGE(InputIterator)
      |       ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp: In instantiation of ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Assignable<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Assignable<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:145:5:   required from ‘struct boost::Assignable<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:502:3:   required from ‘struct boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >’
  502 |   BOOST_concept(InputIterator,(TT))
      |                 ^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   [ skipping 7 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:48: warning: ‘this’ pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::Assignable<TT>::~Assignable() [with TT = boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int>]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:145:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  145 |     BOOST_CONCEPT_USAGE(Assignable) {
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp: In instantiation of ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::EqualityComparable<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::EqualityComparable<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:233:5:   required from ‘struct boost::EqualityComparable<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:502:3:   required from ‘struct boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >’
  502 |   BOOST_concept(InputIterator,(TT))
      |                 ^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   [ skipping 7 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:48: warning: ‘this’ pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::EqualityComparable<TT>::~EqualityComparable() [with TT = boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int>]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:233:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  233 |     BOOST_CONCEPT_USAGE(EqualityComparable) {
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp: In instantiation of ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:512:7:   required from ‘struct boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 6 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:48: warning: ‘this’ pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::InputIterator<TT>::~InputIterator() [with TT = boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int>]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:512:7: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  512 |       BOOST_CONCEPT_USAGE(InputIterator)
      |       ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::SignedInteger<long int>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:514:9:   required from ‘boost::InputIterator<TT>::~InputIterator() [with TT = boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int>]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:53:35:   required from ‘boost::concepts::MultiPassInputIterator<T>::~MultiPassInputIterator() [with T = boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int>]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::MultiPassInputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:89:9:   required from ‘boost::concepts::IncidenceGraph<G>::~IncidenceGraph() [with G = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:75:1:   [ skipping 2 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:107:22: note: in a call to non-static member function ‘boost::SignedInteger<long int>::~SignedInteger()’
  107 |   template <> struct SignedInteger<long> {};
      |                      ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::random_access_traversal_tag>, std::input_iterator_tag> >]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:208:5:   required from ‘struct boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::random_access_traversal_tag>, std::input_iterator_tag>’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::random_access_traversal_tag>, std::input_iterator_tag>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::random_access_traversal_tag>, std::input_iterator_tag> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::random_access_traversal_tag>, std::input_iterator_tag> >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   required from ‘struct boost::concepts::requirement_<void (*)(boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::random_access_traversal_tag>, std::input_iterator_tag>)>’
   72 | struct requirement_<void(*)(Model)>
      |        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:515:9:   [ skipping 7 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::random_access_traversal_tag>, std::input_iterator_tag>]’
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp: In instantiation of ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::random_access_traversal_tag>, std::input_iterator_tag>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:515:9:   required from ‘boost::InputIterator<TT>::~InputIterator() [with TT = boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int>]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::InputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:53:35:   required from ‘boost::concepts::MultiPassInputIterator<T>::~MultiPassInputIterator() [with T = boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int>]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::MultiPassInputIterator<boost::detail::out_edge_iter<__gnu_cxx::__normal_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>*, std::vector<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property>, std::allocator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::no_property> >, boost::no_property> > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:89:9:   required from ‘boost::concepts::IncidenceGraph<G>::~IncidenceGraph() [with G = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/graph_concepts.hpp:75:1:   [ skipping 2 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47: warning: ‘this’ pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::Convertible<X, Y>::~Convertible() [with X = boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::random_access_traversal_tag>; Y = std::input_iterator_tag]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:208:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  208 |     BOOST_CONCEPT_USAGE(Convertible) {
      |     ^~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp: In instantiation of ‘boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::random_access_traversal_tag>, std::input_iterator_tag>]’:
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:50:47:   required from ‘static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::random_access_traversal_tag>, std::input_iterator_tag> >]’
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:208:5:   required from ‘struct boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::random_access_traversal_tag>, std::input_iterator_tag>’
   92 |     &::boost::concepts::requirement_<ModelFnPtr>::failed>    \
      |     ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of ‘template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::random_access_traversal_tag>, std::input_iterator_tag>]’
   32 |   inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
      |                                                              ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from ‘const bool boost::concepts::not_satisfied<boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::random_access_traversal_tag>, std::input_iterator_tag> >::value’
   44 |       , value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from ‘struct boost::concepts::not_satisfied<boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::random_access_traversal_tag>, std::input_iterator_tag> >’
   45 |     typedef boost::integral_constant<bool, value> type;
      |                                                   ^~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 8 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:286:39:   required from ‘void boost::depth_first_search(const VertexListGraph&, DFSVisitor, ColorMap, typename graph_traits<G>::vertex_descriptor) [with VertexListGraph = adjacency_list<vecS, vecS, undirectedS>; DFSVisitor = detail::components_recorder<int*>; ColorMap = shared_array_property_map<default_color_type, vec_adj_list_vertex_id_map<no_property, long unsigned int> >; typename graph_traits<G>::vertex_descriptor = long unsigned int]’
  286 |         detail::depth_first_visit_impl(
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  287 |             g, start_vertex, vis, color, detail::nontruth2());
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:397:42:   required from ‘void boost::graph::detail::depth_first_search_impl<Graph>::operator()(const Graph&, const ArgPack&) const [with ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<boost::graph::keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; Graph = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>]’
  397 |                 boost::depth_first_search(g,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
  398 |                     arg_pack[_visitor | make_dfs_visitor(null_visitor())],
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  399 |                     boost::detail::make_color_map_from_arg_pack(g, arg_pack),
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  400 |                     arg_pack[_root_vertex
      |                     ~~~~~~~~~~~~~~~~~~~~~ 
  401 |                         || boost::detail::get_default_starting_vertex_t<
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  402 |                             Graph >(g)]);
      |                             ~~~~~~~~~~~~  
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:406:5:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type boost::graph::depth_first_search_with_named_params(const Param0&, const ArgPack&) [with Param0 = boost::adjacency_list<boost::vecS, boost::vecS, boost::undirectedS>; ArgPack = boost::parameter::aux::arg_list<boost::parameter::aux::tagged_argument<keywords::tag::visitor, const boost::detail::components_recorder<int*> >, boost::parameter::aux::empty_arg_list, std::integral_constant<bool, true> >; typename boost::result_of<detail::depth_first_search_impl<Param0>(Param0, const ArgPack&)>::type = void]’
  680 |         return detail::BOOST_PP_CAT(                                          \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  681 |             name, _impl)< BOOST_PP_ENUM_PARAMS(nfixed, Param) >()(            \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
  682 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)     \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  683 |                 arg_pack);                                                    \
      |                 ~~~~~~~~~                                         
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/depth_first_search.hpp:409:1:   required from ‘typename boost::result_of<boost::graph::detail::depth_first_search_impl<Param0>(Param0, const typename boost::detail::convert_bgl_params_to_boost_parameter<boost::bgl_named_params<T, Tag, Base> >::type&)>::type boost::depth_first_search(const Param0&, const bgl_named_params<T, Tag, Base>&) [with Param0 = adjacency_list<vecS, vecS, undirectedS>; P = detail::components_recorder<int*>; T = graph_visitor_t; R = no_property; typename result_of<graph::detail::depth_first_search_impl<Param0>(Param0, const typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type&)>::type = void; typename detail::convert_bgl_params_to_boost_parameter<bgl_named_params<T, Tag, Base> >::type = parameter::aux::arg_list<parameter::aux::tagged_argument<graph::keywords::tag::visitor, const detail::components_recorder<int*> >, parameter::aux::empty_arg_list, std::integral_constant<bool, true> >]’
  730 |         return ::boost::graph::BOOST_PP_CAT(name, _with_named_params)(         \
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
  731 |             BOOST_PP_ENUM_PARAMS(nfixed, param) BOOST_PP_COMMA_IF(nfixed)      \
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  732 |                 arg_pack);                                                     \
      |                 ~~~~~~~~~                                             
/data/gannet/ripley/R/test-dev/BH/include/boost/graph/connected_components.hpp:106:23:   required from ‘typename boost::property_traits<IndexMap>::value_type boost::connected_components(const Graph&, ComponentMap, typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type) [with Graph = adjacency_list<vecS, vecS, undirectedS>; ComponentMap = int*; typename property_traits<IndexMap>::value_type = int; typename enable_if_c<is_base_and_derived<vertex_list_graph_tag, typename graph_traits<G>::traversal_category>::value, graph::detail::no_parameter>::type = graph::detail::no_parameter; typename graph_traits<G>::traversal_category = undir_adj_list_traversal_tag]’
  106 |     depth_first_search(g, visitor(vis));
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
concom.cpp:22:33:   required from here
   22 |   int ncc = connected_components(G, &component[0]);
      |             ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:20:48: warning: ‘this’ pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/data/gannet/ripley/R/test-dev/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function ‘boost::Convertible<X, Y>::~Convertible() [with X = boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::random_access_traversal_tag>; Y = std::input_iterator_tag]’
   37 |       ~model()
      |       ^
/data/gannet/ripley/R/test-dev/BH/include/boost/concept_check.hpp:208:5: note: in expansion of macro ‘BOOST_CONCEPT_USAGE’
  208 |     BOOST_CONCEPT_USAGE(Convertible) {
      |     ^~~~~~~~~~~~~~~~~~~
g++ -std=gnu++11 -shared -L/usr/local/lib64 -o concom.so RcppExports.o concom.o
make[1]: Leaving directory '/data/gannet/ripley/R/packages/tests-devel/concom/src'
make[1]: Entering directory '/data/gannet/ripley/R/packages/tests-devel/concom/src'
make[1]: Leaving directory '/data/gannet/ripley/R/packages/tests-devel/concom/src'
installing to /data/gannet/ripley/R/packages/tests-devel/concom.Rcheck/00LOCK-concom/00new/concom/libs
** R
** byte-compile and prepare package for lazy loading
** help
*** installing help indices
** building package indices
** testing if installed package can be loaded from temporary location
** checking absolute paths in shared objects and dynamic libraries
** testing if installed package can be loaded from final location
** testing if installed package keeps a record of temporary installation path
* DONE (concom)