* installing to library ‘/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages’
* installing *source* package ‘httpgd’ ...
** package ‘httpgd’ successfully unpacked and MD5 sums checked
** using staged installation
** libs
using C++ compiler: ‘g++-13 (Debian 13.2.0-23) 13.2.0’
using C++14
make[1]: Entering directory '/home/hornik/tmp/scratch/RtmpCFiPcW/R.INSTALL162ba2548cf10d/httpgd/src'
rm -f httpgd.so cpp11.o httpgd.o httpgd_rng.o httpgd_webserver.o unigd_impl.o
g++-13 -std=gnu++14 -I"/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include" -DNDEBUG -Ilib -DFMT_HEADER_ONLY -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/unigd/include' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/cpp11/include' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/AsioHeaders/include' -I/usr/local/include -D_FORTIFY_SOURCE=3   -fpic  -g -O2 -Wall -pedantic -mtune=native   -c cpp11.cpp -o cpp11.o
g++-13 -std=gnu++14 -I"/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include" -DNDEBUG -Ilib -DFMT_HEADER_ONLY -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/unigd/include' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/cpp11/include' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/AsioHeaders/include' -I/usr/local/include -D_FORTIFY_SOURCE=3   -fpic  -g -O2 -Wall -pedantic -mtune=native   -c httpgd.cpp -o httpgd.o
g++-13 -std=gnu++14 -I"/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include" -DNDEBUG -Ilib -DFMT_HEADER_ONLY -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/unigd/include' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/cpp11/include' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/AsioHeaders/include' -I/usr/local/include -D_FORTIFY_SOURCE=3   -fpic  -g -O2 -Wall -pedantic -mtune=native   -c httpgd_rng.cpp -o httpgd_rng.o
g++-13 -std=gnu++14 -I"/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include" -DNDEBUG -Ilib -DFMT_HEADER_ONLY -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/unigd/include' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/cpp11/include' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/AsioHeaders/include' -I/usr/local/include -D_FORTIFY_SOURCE=3   -fpic  -g -O2 -Wall -pedantic -mtune=native   -c httpgd_webserver.cpp -o httpgd_webserver.o
g++-13 -std=gnu++14 -I"/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include" -DNDEBUG -Ilib -DFMT_HEADER_ONLY -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/unigd/include' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/cpp11/include' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/AsioHeaders/include' -I/usr/local/include -D_FORTIFY_SOURCE=3   -fpic  -g -O2 -Wall -pedantic -mtune=native   -c unigd_impl.cpp -o unigd_impl.o
In file included from unigd_impl.cpp:4:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/cpp11/include/cpp11/protect.hpp:326:3: warning: ‘cpp11::preserved’ defined but not used [-Wunused-variable]
  326 | } preserved;
      |   ^~~~~~~~~
g++-13 -std=gnu++14 -shared -L/home/hornik/tmp/R.check/r-devel-gcc/Work/build/lib -Wl,-O1 -o httpgd.so cpp11.o httpgd.o httpgd_rng.o httpgd_webserver.o unigd_impl.o -L/home/hornik/tmp/R.check/r-devel-gcc/Work/build/lib -lR
make[1]: Leaving directory '/home/hornik/tmp/scratch/RtmpCFiPcW/R.INSTALL162ba2548cf10d/httpgd/src'
make[1]: Entering directory '/home/hornik/tmp/scratch/RtmpCFiPcW/R.INSTALL162ba2548cf10d/httpgd/src'
make[1]: Leaving directory '/home/hornik/tmp/scratch/RtmpCFiPcW/R.INSTALL162ba2548cf10d/httpgd/src'
installing to /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/00LOCK-httpgd/00new/httpgd/libs
** R
** inst
** byte-compile and prepare package for lazy loading
** help
*** installing help indices
*** copying figures
** building package indices
** installing vignettes
** 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
* creating tarball
packaged installation of ‘httpgd’ as ‘httpgd_2.0.1_R_x86_64-pc-linux-gnu.tar.gz’
* DONE (httpgd)