* installing to library ‘/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages’
* installing *source* package ‘imager’ ...
** package ‘imager’ successfully unpacked and MD5 sums checked
** using staged installation
checking for pkg-config... /usr/bin/pkg-config
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 we are using the GNU C++ compiler... yes
checking whether g++-14 -std=gnu++17 accepts -g... yes
checking how to run the C++ preprocessor... g++-14 -std=gnu++17 -E
checking for X... libraries , headers 
checking for XOpenDisplay in -lX11... yes
X11 library found.
configure: Checking if FFTW3 library is available using pkg-config
checking for pkg-config... /usr/bin/pkg-config
checking pkg-config is at least version 0.9.0... yes
checking for FFTW... yes
FFTW3 found!
checking whether pkg-config knows about libtiff-4... yes
checking for configurable backends... checking whether --static is needed... no
checking for g++-14 -std=gnu++17 option to support OpenMP... -fopenmp
configure: creating ./config.status
config.status: creating src/Makevars
** libs
using C++ compiler: ‘g++-14 (Debian 14.2.0-6) 14.2.0’
make[1]: Entering directory '/tmp/RtmpZ5OlEZ/R.INSTALL343fe9514ecb71/imager/src'
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include" -DNDEBUG -I/usr/local/include  -Dcimg_use_fftw3  -I/usr/include/x86_64-linux-gnu -I/usr/include/webp  -Dcimg_use_tiff -I../inst/include -DCIMG_COMPILING -Dcimg_use_rng -Dcimg_use_r -Dcimg_use_fftw3_singlethread -Dcimg_verbosity=1 -Dcimg_date='""' -Dcimg_time='""' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c RcppExports.cpp -o RcppExports.o
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include" -DNDEBUG -I/usr/local/include  -Dcimg_use_fftw3  -I/usr/include/x86_64-linux-gnu -I/usr/include/webp  -Dcimg_use_tiff -I../inst/include -DCIMG_COMPILING -Dcimg_use_rng -Dcimg_use_r -Dcimg_use_fftw3_singlethread -Dcimg_verbosity=1 -Dcimg_date='""' -Dcimg_time='""' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c colourspace.cpp -o colourspace.o
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R.h:73,
                 from ../inst/include/imager.h:14,
                 from colourspace.cpp:1:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h: In function ‘void Rcpp::Rf_warning(const char*, Args&& ...) [with Args = {const char*}]’:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R_ext/Error.h:100:17: warning: infinite recursion detected [-Winfinite-recursion]
  100 | #define warning Rf_warning
      |                 ^~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:46:13: note: in expansion of macro ‘warning’
   46 | inline void warning(const char* fmt, Args&&... args ) {
      |             ^~~~~~~
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions.h:180,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/RcppCommon.h:130,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp.h:27,
                 from ../inst/include/imager.h:15:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:47:15: note: recursive call
   47 |     Rf_warning("%s", tfm::format(fmt, std::forward<Args>(args)... ).c_str());
      |     ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include" -DNDEBUG -I/usr/local/include  -Dcimg_use_fftw3  -I/usr/include/x86_64-linux-gnu -I/usr/include/webp  -Dcimg_use_tiff -I../inst/include -DCIMG_COMPILING -Dcimg_use_rng -Dcimg_use_r -Dcimg_use_fftw3_singlethread -Dcimg_verbosity=1 -Dcimg_date='""' -Dcimg_time='""' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c coordinates.cpp -o coordinates.o
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R.h:73,
                 from ../inst/include/imager.h:14,
                 from coordinates.cpp:1:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h: In function ‘void Rcpp::Rf_warning(const char*, Args&& ...) [with Args = {const char*}]’:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R_ext/Error.h:100:17: warning: infinite recursion detected [-Winfinite-recursion]
  100 | #define warning Rf_warning
      |                 ^~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:46:13: note: in expansion of macro ‘warning’
   46 | inline void warning(const char* fmt, Args&&... args ) {
      |             ^~~~~~~
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions.h:180,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/RcppCommon.h:130,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp.h:27,
                 from ../inst/include/imager.h:15:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:47:15: note: recursive call
   47 |     Rf_warning("%s", tfm::format(fmt, std::forward<Args>(args)... ).c_str());
      |     ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include" -DNDEBUG -I/usr/local/include  -Dcimg_use_fftw3  -I/usr/include/x86_64-linux-gnu -I/usr/include/webp  -Dcimg_use_tiff -I../inst/include -DCIMG_COMPILING -Dcimg_use_rng -Dcimg_use_r -Dcimg_use_fftw3_singlethread -Dcimg_verbosity=1 -Dcimg_date='""' -Dcimg_time='""' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c display.cpp -o display.o
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R.h:73,
                 from ../inst/include/imager.h:14,
                 from display.cpp:1:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h: In function ‘void Rcpp::Rf_warning(const char*, Args&& ...) [with Args = {const char*}]’:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R_ext/Error.h:100:17: warning: infinite recursion detected [-Winfinite-recursion]
  100 | #define warning Rf_warning
      |                 ^~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:46:13: note: in expansion of macro ‘warning’
   46 | inline void warning(const char* fmt, Args&&... args ) {
      |             ^~~~~~~
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions.h:180,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/RcppCommon.h:130,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp.h:27,
                 from ../inst/include/imager.h:15:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:47:15: note: recursive call
   47 |     Rf_warning("%s", tfm::format(fmt, std::forward<Args>(args)... ).c_str());
      |     ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include" -DNDEBUG -I/usr/local/include  -Dcimg_use_fftw3  -I/usr/include/x86_64-linux-gnu -I/usr/include/webp  -Dcimg_use_tiff -I../inst/include -DCIMG_COMPILING -Dcimg_use_rng -Dcimg_use_r -Dcimg_use_fftw3_singlethread -Dcimg_verbosity=1 -Dcimg_date='""' -Dcimg_time='""' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c drawing.cpp -o drawing.o
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R.h:73,
                 from ../inst/include/imager.h:14,
                 from drawing.cpp:1:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h: In function ‘void Rcpp::Rf_warning(const char*, Args&& ...) [with Args = {const char*}]’:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R_ext/Error.h:100:17: warning: infinite recursion detected [-Winfinite-recursion]
  100 | #define warning Rf_warning
      |                 ^~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:46:13: note: in expansion of macro ‘warning’
   46 | inline void warning(const char* fmt, Args&&... args ) {
      |             ^~~~~~~
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions.h:180,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/RcppCommon.h:130,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp.h:27,
                 from ../inst/include/imager.h:15:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:47:15: note: recursive call
   47 |     Rf_warning("%s", tfm::format(fmt, std::forward<Args>(args)... ).c_str());
      |     ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include" -DNDEBUG -I/usr/local/include  -Dcimg_use_fftw3  -I/usr/include/x86_64-linux-gnu -I/usr/include/webp  -Dcimg_use_tiff -I../inst/include -DCIMG_COMPILING -Dcimg_use_rng -Dcimg_use_r -Dcimg_use_fftw3_singlethread -Dcimg_verbosity=1 -Dcimg_date='""' -Dcimg_time='""' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c filtering.cpp -o filtering.o
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R.h:73,
                 from ../inst/include/imager.h:14,
                 from filtering.cpp:1:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h: In function ‘void Rcpp::Rf_warning(const char*, Args&& ...) [with Args = {const char*}]’:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R_ext/Error.h:100:17: warning: infinite recursion detected [-Winfinite-recursion]
  100 | #define warning Rf_warning
      |                 ^~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:46:13: note: in expansion of macro ‘warning’
   46 | inline void warning(const char* fmt, Args&&... args ) {
      |             ^~~~~~~
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions.h:180,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/RcppCommon.h:130,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp.h:27,
                 from ../inst/include/imager.h:15:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:47:15: note: recursive call
   47 |     Rf_warning("%s", tfm::format(fmt, std::forward<Args>(args)... ).c_str());
      |     ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include" -DNDEBUG -I/usr/local/include  -Dcimg_use_fftw3  -I/usr/include/x86_64-linux-gnu -I/usr/include/webp  -Dcimg_use_tiff -I../inst/include -DCIMG_COMPILING -Dcimg_use_rng -Dcimg_use_r -Dcimg_use_fftw3_singlethread -Dcimg_verbosity=1 -Dcimg_date='""' -Dcimg_time='""' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c hough.cpp -o hough.o
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R.h:73,
                 from ../inst/include/imager.h:14,
                 from hough.cpp:2:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h: In function ‘void Rcpp::Rf_warning(const char*, Args&& ...) [with Args = {const char*}]’:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R_ext/Error.h:100:17: warning: infinite recursion detected [-Winfinite-recursion]
  100 | #define warning Rf_warning
      |                 ^~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:46:13: note: in expansion of macro ‘warning’
   46 | inline void warning(const char* fmt, Args&&... args ) {
      |             ^~~~~~~
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions.h:180,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/RcppCommon.h:130,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp.h:27,
                 from ../inst/include/imager.h:15:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:47:15: note: recursive call
   47 |     Rf_warning("%s", tfm::format(fmt, std::forward<Args>(args)... ).c_str());
      |     ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include" -DNDEBUG -I/usr/local/include  -Dcimg_use_fftw3  -I/usr/include/x86_64-linux-gnu -I/usr/include/webp  -Dcimg_use_tiff -I../inst/include -DCIMG_COMPILING -Dcimg_use_rng -Dcimg_use_r -Dcimg_use_fftw3_singlethread -Dcimg_verbosity=1 -Dcimg_date='""' -Dcimg_time='""' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c imgraphs.cpp -o imgraphs.o
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R.h:73,
                 from ../inst/include/imager.h:14,
                 from imgraphs.cpp:1:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h: In function ‘void Rcpp::Rf_warning(const char*, Args&& ...) [with Args = {const char*}]’:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R_ext/Error.h:100:17: warning: infinite recursion detected [-Winfinite-recursion]
  100 | #define warning Rf_warning
      |                 ^~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:46:13: note: in expansion of macro ‘warning’
   46 | inline void warning(const char* fmt, Args&&... args ) {
      |             ^~~~~~~
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions.h:180,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/RcppCommon.h:130,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp.h:27,
                 from ../inst/include/imager.h:15:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:47:15: note: recursive call
   47 |     Rf_warning("%s", tfm::format(fmt, std::forward<Args>(args)... ).c_str());
      |     ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include" -DNDEBUG -I/usr/local/include  -Dcimg_use_fftw3  -I/usr/include/x86_64-linux-gnu -I/usr/include/webp  -Dcimg_use_tiff -I../inst/include -DCIMG_COMPILING -Dcimg_use_rng -Dcimg_use_r -Dcimg_use_fftw3_singlethread -Dcimg_verbosity=1 -Dcimg_date='""' -Dcimg_time='""' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c interact.cpp -o interact.o
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R.h:73,
                 from ../inst/include/imager.h:14,
                 from interact.cpp:1:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h: In function ‘void Rcpp::Rf_warning(const char*, Args&& ...) [with Args = {const char*}]’:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R_ext/Error.h:100:17: warning: infinite recursion detected [-Winfinite-recursion]
  100 | #define warning Rf_warning
      |                 ^~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:46:13: note: in expansion of macro ‘warning’
   46 | inline void warning(const char* fmt, Args&&... args ) {
      |             ^~~~~~~
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions.h:180,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/RcppCommon.h:130,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp.h:27,
                 from ../inst/include/imager.h:15:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:47:15: note: recursive call
   47 |     Rf_warning("%s", tfm::format(fmt, std::forward<Args>(args)... ).c_str());
      |     ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include" -DNDEBUG -I/usr/local/include  -Dcimg_use_fftw3  -I/usr/include/x86_64-linux-gnu -I/usr/include/webp  -Dcimg_use_tiff -I../inst/include -DCIMG_COMPILING -Dcimg_use_rng -Dcimg_use_r -Dcimg_use_fftw3_singlethread -Dcimg_verbosity=1 -Dcimg_date='""' -Dcimg_time='""' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c interpolation.cpp -o interpolation.o
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R.h:73,
                 from ../inst/include/imager.h:14,
                 from interpolation.cpp:1:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h: In function ‘void Rcpp::Rf_warning(const char*, Args&& ...) [with Args = {const char*}]’:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R_ext/Error.h:100:17: warning: infinite recursion detected [-Winfinite-recursion]
  100 | #define warning Rf_warning
      |                 ^~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:46:13: note: in expansion of macro ‘warning’
   46 | inline void warning(const char* fmt, Args&&... args ) {
      |             ^~~~~~~
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions.h:180,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/RcppCommon.h:130,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp.h:27,
                 from ../inst/include/imager.h:15:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:47:15: note: recursive call
   47 |     Rf_warning("%s", tfm::format(fmt, std::forward<Args>(args)... ).c_str());
      |     ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include" -DNDEBUG -I/usr/local/include  -Dcimg_use_fftw3  -I/usr/include/x86_64-linux-gnu -I/usr/include/webp  -Dcimg_use_tiff -I../inst/include -DCIMG_COMPILING -Dcimg_use_rng -Dcimg_use_r -Dcimg_use_fftw3_singlethread -Dcimg_verbosity=1 -Dcimg_date='""' -Dcimg_time='""' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c morphology.cpp -o morphology.o
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R.h:73,
                 from ../inst/include/imager.h:14,
                 from morphology.cpp:1:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h: In function ‘void Rcpp::Rf_warning(const char*, Args&& ...) [with Args = {const char*}]’:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R_ext/Error.h:100:17: warning: infinite recursion detected [-Winfinite-recursion]
  100 | #define warning Rf_warning
      |                 ^~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:46:13: note: in expansion of macro ‘warning’
   46 | inline void warning(const char* fmt, Args&&... args ) {
      |             ^~~~~~~
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions.h:180,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/RcppCommon.h:130,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp.h:27,
                 from ../inst/include/imager.h:15:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:47:15: note: recursive call
   47 |     Rf_warning("%s", tfm::format(fmt, std::forward<Args>(args)... ).c_str());
      |     ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include" -DNDEBUG -I/usr/local/include  -Dcimg_use_fftw3  -I/usr/include/x86_64-linux-gnu -I/usr/include/webp  -Dcimg_use_tiff -I../inst/include -DCIMG_COMPILING -Dcimg_use_rng -Dcimg_use_r -Dcimg_use_fftw3_singlethread -Dcimg_verbosity=1 -Dcimg_date='""' -Dcimg_time='""' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c reductions.cpp -o reductions.o
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R.h:73,
                 from ../inst/include/imager.h:14,
                 from reductions.cpp:1:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h: In function ‘void Rcpp::Rf_warning(const char*, Args&& ...) [with Args = {const char*}]’:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R_ext/Error.h:100:17: warning: infinite recursion detected [-Winfinite-recursion]
  100 | #define warning Rf_warning
      |                 ^~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:46:13: note: in expansion of macro ‘warning’
   46 | inline void warning(const char* fmt, Args&&... args ) {
      |             ^~~~~~~
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions.h:180,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/RcppCommon.h:130,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp.h:27,
                 from ../inst/include/imager.h:15:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:47:15: note: recursive call
   47 |     Rf_warning("%s", tfm::format(fmt, std::forward<Args>(args)... ).c_str());
      |     ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include" -DNDEBUG -I/usr/local/include  -Dcimg_use_fftw3  -I/usr/include/x86_64-linux-gnu -I/usr/include/webp  -Dcimg_use_tiff -I../inst/include -DCIMG_COMPILING -Dcimg_use_rng -Dcimg_use_r -Dcimg_use_fftw3_singlethread -Dcimg_verbosity=1 -Dcimg_date='""' -Dcimg_time='""' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c transformations.cpp -o transformations.o
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R.h:73,
                 from ../inst/include/imager.h:14,
                 from transformations.cpp:1:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h: In function ‘void Rcpp::Rf_warning(const char*, Args&& ...) [with Args = {const char*}]’:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R_ext/Error.h:100:17: warning: infinite recursion detected [-Winfinite-recursion]
  100 | #define warning Rf_warning
      |                 ^~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:46:13: note: in expansion of macro ‘warning’
   46 | inline void warning(const char* fmt, Args&&... args ) {
      |             ^~~~~~~
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions.h:180,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/RcppCommon.h:130,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp.h:27,
                 from ../inst/include/imager.h:15:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:47:15: note: recursive call
   47 |     Rf_warning("%s", tfm::format(fmt, std::forward<Args>(args)... ).c_str());
      |     ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include" -DNDEBUG -I/usr/local/include  -Dcimg_use_fftw3  -I/usr/include/x86_64-linux-gnu -I/usr/include/webp  -Dcimg_use_tiff -I../inst/include -DCIMG_COMPILING -Dcimg_use_rng -Dcimg_use_r -Dcimg_use_fftw3_singlethread -Dcimg_verbosity=1 -Dcimg_date='""' -Dcimg_time='""' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c utils.cpp -o utils.o
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R.h:73,
                 from ../inst/include/imager.h:14,
                 from utils.cpp:1:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h: In function ‘void Rcpp::Rf_warning(const char*, Args&& ...) [with Args = {const char*}]’:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R_ext/Error.h:100:17: warning: infinite recursion detected [-Winfinite-recursion]
  100 | #define warning Rf_warning
      |                 ^~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:46:13: note: in expansion of macro ‘warning’
   46 | inline void warning(const char* fmt, Args&&... args ) {
      |             ^~~~~~~
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions.h:180,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/RcppCommon.h:130,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp.h:27,
                 from ../inst/include/imager.h:15:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:47:15: note: recursive call
   47 |     Rf_warning("%s", tfm::format(fmt, std::forward<Args>(args)... ).c_str());
      |     ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include" -DNDEBUG -I/usr/local/include  -Dcimg_use_fftw3  -I/usr/include/x86_64-linux-gnu -I/usr/include/webp  -Dcimg_use_tiff -I../inst/include -DCIMG_COMPILING -Dcimg_use_rng -Dcimg_use_r -Dcimg_use_fftw3_singlethread -Dcimg_verbosity=1 -Dcimg_date='""' -Dcimg_time='""' -I'/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c wrappers.cpp -o wrappers.o
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R.h:73,
                 from ../inst/include/imager.h:14,
                 from wrappers.cpp:1:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h: In function ‘void Rcpp::Rf_warning(const char*, Args&& ...) [with Args = {const char*}]’:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/include/R_ext/Error.h:100:17: warning: infinite recursion detected [-Winfinite-recursion]
  100 | #define warning Rf_warning
      |                 ^~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:46:13: note: in expansion of macro ‘warning’
   46 | inline void warning(const char* fmt, Args&&... args ) {
      |             ^~~~~~~
In file included from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions.h:180,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/RcppCommon.h:130,
                 from /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp.h:27,
                 from ../inst/include/imager.h:15:
/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/Rcpp/include/Rcpp/exceptions/cpp11/exceptions.h:47:15: note: recursive call
   47 |     Rf_warning("%s", tfm::format(fmt, std::forward<Args>(args)... ).c_str());
      |     ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
g++-14 -std=gnu++17 -shared -L/home/hornik/tmp/R.check/r-devel-gcc/Work/build/lib -Wl,-O1 -o imager.so RcppExports.o colourspace.o coordinates.o display.o drawing.o filtering.o hough.o imgraphs.o interact.o interpolation.o morphology.o reductions.o transformations.o utils.o wrappers.o -fopenmp -lX11 -Dcimg_use_fftw3 -lfftw3 -ltiff -L/home/hornik/tmp/R.check/r-devel-gcc/Work/build/lib -lR
make[1]: Leaving directory '/tmp/RtmpZ5OlEZ/R.INSTALL343fe9514ecb71/imager/src'
make[1]: Entering directory '/tmp/RtmpZ5OlEZ/R.INSTALL343fe9514ecb71/imager/src'
make[1]: Leaving directory '/tmp/RtmpZ5OlEZ/R.INSTALL343fe9514ecb71/imager/src'
installing to /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/00LOCK-imager/00new/imager/libs
** R
** data
*** moving datasets to lazyload DB
** inst
** byte-compile and prepare package for lazy loading
** help
*** installing help indices
** 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
* DONE (imager)