* installing *source* package ‘readsparse’ ...
** package ‘readsparse’ successfully unpacked and MD5 sums checked
** using staged installation
checking whether the C++ compiler works... yes
checking for C++ compiler default output file name... a.out
checking for suffix of executables... 
checking whether we are cross compiling... no
checking for suffix of object files... o
checking whether the compiler supports GNU C++... yes
checking whether clang++ -arch x86_64 -std=gnu++17 accepts -g... yes
checking for clang++ -arch x86_64 -std=gnu++17 option to enable C++11 features... none needed
configure: creating ./config.status
config.status: creating src/Makevars
** libs
using C++ compiler: ‘Apple clang version 14.0.3 (clang-1403.0.22.14.1)’
using SDK: ‘MacOSX11.3.sdk’
clang++ -arch x86_64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG -DRCPP_USE_UNWIND_PROTECT -D_FOR_R -D_FOR_CRAN -DSUPPORTS_RESTRICT=1 -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.3/Rcpp/include' -I/opt/R/x86_64/include    -fPIC  -falign-functions=64 -Wall -g -O2  -c RcppExports.cpp -o RcppExports.o
clang++ -arch x86_64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG -DRCPP_USE_UNWIND_PROTECT -D_FOR_R -D_FOR_CRAN -DSUPPORTS_RESTRICT=1 -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.3/Rcpp/include' -I/opt/R/x86_64/include    -fPIC  -falign-functions=64 -Wall -g -O2  -c Rwrapper.cpp -o Rwrapper.o
clang++ -arch x86_64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG -DRCPP_USE_UNWIND_PROTECT -D_FOR_R -D_FOR_CRAN -DSUPPORTS_RESTRICT=1 -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.3/Rcpp/include' -I/opt/R/x86_64/include    -fPIC  -falign-functions=64 -Wall -g -O2  -c reader.cpp -o reader.o
clang++ -arch x86_64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG -DRCPP_USE_UNWIND_PROTECT -D_FOR_R -D_FOR_CRAN -DSUPPORTS_RESTRICT=1 -I'/Volumes/Builds/packages/big-sur-x86_64/Rlib/4.3/Rcpp/include' -I/opt/R/x86_64/include    -fPIC  -falign-functions=64 -Wall -g -O2  -c writer.cpp -o writer.o
In file included from Rwrapper.cpp:35:
./utils.h:39:13: warning: unused function 'print_errno' [-Wunused-function]
static void print_errno()
            ^
1 warning generated.
clang++ -arch x86_64 -std=gnu++17 -dynamiclib -Wl,-headerpad_max_install_names -undefined dynamic_lookup -single_module -multiply_defined suppress -L/Library/Frameworks/R.framework/Resources/lib -L/opt/R/x86_64/lib -o readsparse.so RcppExports.o Rwrapper.o reader.o writer.o -F/Library/Frameworks/R.framework/.. -framework R -Wl,-framework -Wl,CoreFoundation
installing to /Volumes/Builds/packages/big-sur-x86_64/results/4.3/readsparse.Rcheck/00LOCK-readsparse/00new/readsparse/libs
** generating debug symbols (dSYM)
** 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 (readsparse)