********************************************************************************
conan install libktx/4.0.0@ --profile=/home/conan/w/BuildSingleReference/11496/17d5276b-2d62-4413-9c87-fe6bb3f51d1b/profile.txt --build=libktx
********************************************************************************
Configuration:
[settings]
arch=x86_64
arch_build=x86_64
build_type=Debug
compiler=gcc
compiler.libcxx=libstdc++11
compiler.version=5
os=Linux
os_build=Linux
[options]
libktx:shared=False
[build_requires]
[env]

libktx/4.0.0: Forced build from source
Installing package: libktx/4.0.0
Requirements
    libktx/4.0.0 from local cache - Cache
Packages
    libktx/4.0.0:fcc9bda6948b7e5cd4eddd99173a9b73f3bfaebb - Build

Installing (downloading, building) binaries...
libktx/4.0.0: Copying sources to build folder
libktx/4.0.0: Building your package in /home/conan/w/BuildSingleReference/.conan/data/libktx/4.0.0/_/_/build/fcc9bda6948b7e5cd4eddd99173a9b73f3bfaebb
libktx/4.0.0: Generator cmake created conanbuildinfo.cmake
[HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] OK. 'fPIC' option found and apparently well managed
[HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] OK
libktx/4.0.0: Calling build()

----Running------
> cd '/home/conan/w/BuildSingleReference/.conan/data/libktx/4.0.0/_/_/build/fcc9bda6948b7e5cd4eddd99173a9b73f3bfaebb/build_subfolder' && cmake -G "Unix Makefiles" -DCMAKE_BUILD_TYPE="Debug" -DCONAN_IN_LOCAL_CACHE="ON" -DCONAN_COMPILER="gcc" -DCONAN_COMPILER_VERSION="5" -DCONAN_CXX_FLAGS="-m64" -DCONAN_SHARED_LINKER_FLAGS="-m64" -DCONAN_C_FLAGS="-m64" -DCONAN_LIBCXX="libstdc++11" -DBUILD_SHARED_LIBS="OFF" -DCMAKE_INSTALL_PREFIX="/home/conan/w/BuildSingleReference/.conan/data/libktx/4.0.0/_/_/package/fcc9bda6948b7e5cd4eddd99173a9b73f3bfaebb" -DCMAKE_INSTALL_BINDIR="bin" -DCMAKE_INSTALL_SBINDIR="bin" -DCMAKE_INSTALL_LIBEXECDIR="bin" -DCMAKE_INSTALL_LIBDIR="lib" -DCMAKE_INSTALL_INCLUDEDIR="include" -DCMAKE_INSTALL_OLDINCLUDEDIR="include" -DCMAKE_INSTALL_DATAROOTDIR="share" -DCONAN_CMAKE_POSITION_INDEPENDENT_CODE="ON" -DCMAKE_EXPORT_NO_PACKAGE_REGISTRY="ON" -DCONAN_EXPORTED="1" -DKTX_FEATURE_STATIC_LIBRARY="True" -DKTX_FEATURE_TESTS="False" -DBUILD_TESTING="False" -Wno-dev '/home/conan/w/BuildSingleReference/.conan/data/libktx/4.0.0/_/_/build/fcc9bda6948b7e5cd4eddd99173a9b73f3bfaebb/source_subfolder'
-----------------
-- Found Bash: /bin/bash  
-- The C compiler identification is GNU 5.4.0
-- The CXX compiler identification is GNU 5.4.0
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Check for working C compiler: /usr/bin/gcc - skipped
-- Detecting C compile features
-- Detecting C compile features - done
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Check for working CXX compiler: /usr/bin/g++ - skipped
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- Found Perl: /usr/bin/perl (found version "5.22.1") 
-- Looking for pthread.h
-- Looking for pthread.h - found
-- Performing Test CMAKE_HAVE_LIBC_PTHREAD
-- Performing Test CMAKE_HAVE_LIBC_PTHREAD - Failed
-- Looking for pthread_create in pthreads
-- Looking for pthread_create in pthreads - not found
-- Looking for pthread_create in pthread
-- Looking for pthread_create in pthread - found
-- Found Threads: TRUE  
-- Configuring done
-- Generating done
-- Build files have been written to: /home/conan/w/BuildSingleReference/.conan/data/libktx/4.0.0/_/_/build/fcc9bda6948b7e5cd4eddd99173a9b73f3bfaebb/build_subfolder

----Running------
> cmake --build '/home/conan/w/BuildSingleReference/.conan/data/libktx/4.0.0/_/_/build/fcc9bda6948b7e5cd4eddd99173a9b73f3bfaebb/build_subfolder' '--' '-j3'
-----------------
Scanning dependencies of target mkvkformatfiles
Scanning dependencies of target ktx_version
Scanning dependencies of target objUtil
[  2%] Generate lib/version.h
[  2%] Built target mkvkformatfiles
[  3%] Building CXX object CMakeFiles/objUtil.dir/utils/argparser.cpp.o
Scanning dependencies of target obj_basisu_cbind
[  3%] Built target ktx_version
[  4%] Building CXX object interface/basisu_c_binding/CMakeFiles/obj_basisu_cbind.dir/src/basisu_c_binding.cpp.o
Scanning dependencies of target ktx2check_version
[  5%] Generate tools/ktx2check/version.h
[  5%] Built target ktx2check_version
Scanning dependencies of target ktx2ktx2_version
[  6%] Generate tools/ktx2ktx2/version.h
[  6%] Built target ktx2ktx2_version
Scanning dependencies of target ktxinfo_version
[  7%] Generate tools/ktxinfo/version.h
[  7%] Built target ktxinfo_version
Scanning dependencies of target ktxsc_version
[  7%] Generate tools/ktxsc/version.h
[  7%] Built target ktxsc_version
Scanning dependencies of target toktx_version
[  8%] Generate tools/toktx/version.h
[  8%] Built target toktx_version
Scanning dependencies of target makedfd2vk
[ 10%] Built target makedfd2vk
Scanning dependencies of target makevkswitch
[ 12%] Built target makevkswitch
Scanning dependencies of target mkvk
[ 12%] Built target mkvk
CMakeFiles/objUtil.dir/build.make:81: recipe for target 'CMakeFiles/objUtil.dir/utils/argparser.cpp.o' failed
CMakeFiles/Makefile2:466: recipe for target 'CMakeFiles/objUtil.dir/all' failed
[ 13%] Generate lib/version.h
Scanning dependencies of target ktx
[ 14%] Building CXX object CMakeFiles/ktx.dir/lib/basis_transcode.cpp.o
[ 15%] Building CXX object CMakeFiles/ktx.dir/lib/basisu/transcoder/basisu_transcoder.cpp.o
[ 15%] Built target obj_basisu_cbind
[ 16%] Building C object CMakeFiles/ktx.dir/lib/basisu/zstd/zstd.c.o
[ 17%] Building C object CMakeFiles/ktx.dir/lib/checkheader.c.o
[ 17%] Building C object CMakeFiles/ktx.dir/lib/dfdutils/createdfd.c.o
[ 18%] Building C object CMakeFiles/ktx.dir/lib/dfdutils/colourspaces.c.o
[ 19%] Building C object CMakeFiles/ktx.dir/lib/dfdutils/interpretdfd.c.o
[ 20%] Building C object CMakeFiles/ktx.dir/lib/dfdutils/printdfd.c.o
[ 21%] Building C object CMakeFiles/ktx.dir/lib/dfdutils/queries.c.o
[ 22%] Building C object CMakeFiles/ktx.dir/lib/dfdutils/vk2dfd.c.o
[ 23%] Building CXX object CMakeFiles/ktx.dir/lib/etcdec.cxx.o
[ 24%] Building CXX object CMakeFiles/ktx.dir/lib/etcunpack.cxx.o
[ 24%] Building C object CMakeFiles/ktx.dir/lib/filestream.c.o
[ 25%] Building C object CMakeFiles/ktx.dir/lib/gl_funcs.c.o
[ 26%] Building C object CMakeFiles/ktx.dir/lib/glloader.c.o
[ 27%] Building C object CMakeFiles/ktx.dir/lib/hashlist.c.o
[ 28%] Building C object CMakeFiles/ktx.dir/lib/info.c.o
[ 29%] Building C object CMakeFiles/ktx.dir/lib/memstream.c.o
[ 30%] Building C object CMakeFiles/ktx.dir/lib/strings.c.o
[ 31%] Building C object CMakeFiles/ktx.dir/lib/swap.c.o
[ 31%] Building C object CMakeFiles/ktx.dir/lib/texture.c.o
[ 32%] Building C object CMakeFiles/ktx.dir/lib/texture2.c.o
[ 33%] Building C object CMakeFiles/ktx.dir/lib/vkformat_check.c.o
[ 34%] Building C object CMakeFiles/ktx.dir/lib/vkformat_str.c.o
[ 35%] Building C object CMakeFiles/ktx.dir/lib/texture1.c.o
[ 36%] Building C object CMakeFiles/ktx.dir/lib/vk_funcs.c.o
[ 37%] Building C object CMakeFiles/ktx.dir/lib/vkloader.c.o
[ 37%] Building CXX object CMakeFiles/ktx.dir/lib/basis_encode.cpp.o
[ 38%] Building C object CMakeFiles/ktx.dir/lib/basisu/encoder/apg_bmp.c.o
[ 39%] Building CXX object CMakeFiles/ktx.dir/lib/basisu/encoder/basisu_astc_decomp.cpp.o
[ 40%] Building CXX object CMakeFiles/ktx.dir/lib/basisu/encoder/basisu_backend.cpp.o
[ 41%] Building CXX object CMakeFiles/ktx.dir/lib/basisu/encoder/basisu_basis_file.cpp.o
[ 42%] Building CXX object CMakeFiles/ktx.dir/lib/basisu/encoder/basisu_bc7enc.cpp.o
[ 43%] Building CXX object CMakeFiles/ktx.dir/lib/basisu/encoder/basisu_comp.cpp.o
[ 44%] Building CXX object CMakeFiles/ktx.dir/lib/basisu/encoder/basisu_enc.cpp.o
[ 44%] Building CXX object CMakeFiles/ktx.dir/lib/basisu/encoder/basisu_etc.cpp.o
[ 45%] Building CXX object CMakeFiles/ktx.dir/lib/basisu/encoder/basisu_frontend.cpp.o
[ 46%] Building CXX object CMakeFiles/ktx.dir/lib/basisu/encoder/basisu_global_selector_palette_helpers.cpp.o
[ 47%] Building CXX object CMakeFiles/ktx.dir/lib/basisu/encoder/basisu_gpu_texture.cpp.o
[ 48%] Building CXX object CMakeFiles/ktx.dir/lib/basisu/encoder/basisu_kernels_sse.cpp.o
[ 49%] Building CXX object CMakeFiles/ktx.dir/lib/basisu/encoder/basisu_pvrtc1_4.cpp.o
[ 50%] Building CXX object CMakeFiles/ktx.dir/lib/basisu/encoder/basisu_resample_filters.cpp.o
[ 51%] Building CXX object CMakeFiles/ktx.dir/lib/basisu/encoder/basisu_resampler.cpp.o
[ 51%] Building CXX object CMakeFiles/ktx.dir/lib/basisu/encoder/basisu_ssim.cpp.o
[ 52%] Building CXX object CMakeFiles/ktx.dir/lib/basisu/encoder/basisu_uastc_enc.cpp.o
[ 53%] Building CXX object CMakeFiles/ktx.dir/lib/basisu/encoder/jpgd.cpp.o
[ 54%] Building CXX object CMakeFiles/ktx.dir/lib/basisu/encoder/lodepng.cpp.o
[ 55%] Building C object CMakeFiles/ktx.dir/lib/writer1.c.o
[ 56%] Building C object CMakeFiles/ktx.dir/lib/writer2.c.o
[ 57%] Linking CXX static library libktx.a
[ 58%] Built target ktx
Makefile:170: recipe for target 'all' failed
libktx/4.0.0: 
CMake Warning at cmake/version.cmake:151 (message):
  Error retrieving version from GIT tag.  Falling back to 0.0.0-noversion
Call Stack (most recent call first):
  CMakeLists.txt:10 (include)


CMake Warning:
  Manually-specified variables were not used by the project:

    CMAKE_EXPORT_NO_PACKAGE_REGISTRY
    CONAN_CMAKE_POSITION_INDEPENDENT_CODE
    CONAN_COMPILER
    CONAN_COMPILER_VERSION
    CONAN_CXX_FLAGS
    CONAN_C_FLAGS
    CONAN_EXPORTED
    CONAN_IN_LOCAL_CACHE
    CONAN_LIBCXX
    CONAN_SHARED_LINKER_FLAGS


In file included from /home/conan/w/BuildSingleReference/.conan/data/libktx/4.0.0/_/_/build/fcc9bda6948b7e5cd4eddd99173a9b73f3bfaebb/source_subfolder/utils/argparser.cpp:24:0:
/home/conan/w/BuildSingleReference/.conan/data/libktx/4.0.0/_/_/build/fcc9bda6948b7e5cd4eddd99173a9b73f3bfaebb/source_subfolder/utils/argparser.h:56:33: error: ‘nullptr’ was not declared in this scope
                int* longindex = nullptr);
                                 ^
/home/conan/w/BuildSingleReference/.conan/data/libktx/4.0.0/_/_/build/fcc9bda6948b7e5cd4eddd99173a9b73f3bfaebb/source_subfolder/utils/argparser.cpp: In member function ‘int argparser::getopt(std::__cxx11::string*, const argparser::option*, int*)’:
/home/conan/w/BuildSingleReference/.conan/data/libktx/4.0.0/_/_/build/fcc9bda6948b7e5cd4eddd99173a9b73f3bfaebb/source_subfolder/utils/argparser.cpp:75:29: error: ‘nullptr’ was not declared in this scope
         while (opt->name != nullptr) {
                             ^
/home/conan/w/BuildSingleReference/.conan/data/libktx/4.0.0/_/_/build/fcc9bda6948b7e5cd4eddd99173a9b73f3bfaebb/source_subfolder/utils/argparser.cpp:94:29: error: ‘nullptr’ was not declared in this scope
     } else if (shortopts != nullptr && arg.compare(0, 1, _T("-")) == 0) {
                             ^
make[2]: *** [CMakeFiles/objUtil.dir/utils/argparser.cpp.o] Error 1
make[1]: *** [CMakeFiles/objUtil.dir/all] Error 2
make[1]: *** Waiting for unfinished jobs....
make: *** [all] Error 2
libktx/4.0.0: WARN: Build folder is dirty, removing it: /home/conan/w/BuildSingleReference/.conan/data/libktx/4.0.0/_/_/build/fcc9bda6948b7e5cd4eddd99173a9b73f3bfaebb
libktx/4.0.0: ERROR: Package 'fcc9bda6948b7e5cd4eddd99173a9b73f3bfaebb' build failed
libktx/4.0.0: WARN: Build folder /home/conan/w/BuildSingleReference/.conan/data/libktx/4.0.0/_/_/build/fcc9bda6948b7e5cd4eddd99173a9b73f3bfaebb
ERROR: libktx/4.0.0: Error in build() method, line 54
	cmake.build()
	ConanException: Error 2 while executing cmake --build '/home/conan/w/BuildSingleReference/.conan/data/libktx/4.0.0/_/_/build/fcc9bda6948b7e5cd4eddd99173a9b73f3bfaebb/build_subfolder' '--' '-j3'