********************************************************************************
conan test conan-center-index/recipes/fpgen/all/test_package/conanfile.py fpgen/1.1.0@#e47740ce35dea5faddc99ae4e51341ce -pr /home/conan/w/prod/BuildSingleReference/34923/18f7390f-6973-439b-bf7b-6a641c33ce66/profile_linux_5_libstdcpp11_gcc_release_64..txt
********************************************************************************
Configuration:
[settings]
arch=x86_64
build_type=Release
compiler=gcc
compiler.libcxx=libstdc++11
compiler.version=5
os=Linux
[options]
[build_requires]
[env]

fpgen/1.1.0 (test package): Installing package
Requirements
    fpgen/1.1.0 from local cache - Cache
Packages
    fpgen/1.1.0:5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9 - Cache

Installing (downloading, building) binaries...
fpgen/1.1.0: Already installed!
fpgen/1.1.0 (test package): Generator cmake created conanbuildinfo.cmake
fpgen/1.1.0 (test package): Generator txt created conanbuildinfo.txt
fpgen/1.1.0 (test package): Aggregating env generators
fpgen/1.1.0 (test package): Generated conaninfo.txt
fpgen/1.1.0 (test package): Generated graphinfo
Using lockfile: '/home/conan/w/prod/BuildSingleReference/conan-center-index/recipes/fpgen/all/test_package/build/2da8b83836e27aacd43916b404a0e9d98f21239f/conan.lock'
Using cached profile from lockfile
[HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] 'fPIC' option not found
[HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] OK
fpgen/1.1.0 (test package): Calling build()

----Running------
> cd '/home/conan/w/prod/BuildSingleReference/conan-center-index/recipes/fpgen/all/test_package/build/2da8b83836e27aacd43916b404a0e9d98f21239f' && cmake -G "Unix Makefiles" -DCMAKE_BUILD_TYPE="Release" -DCONAN_IN_LOCAL_CACHE="OFF" -DCONAN_COMPILER="gcc" -DCONAN_COMPILER_VERSION="5" -DCONAN_CXX_FLAGS="-m64" -DCONAN_SHARED_LINKER_FLAGS="-m64" -DCONAN_C_FLAGS="-m64" -DCONAN_LIBCXX="libstdc++11" -DCMAKE_INSTALL_PREFIX="/home/conan/w/prod/BuildSingleReference/conan-center-index/recipes/fpgen/all/test_package/build/2da8b83836e27aacd43916b404a0e9d98f21239f/package" -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" -DCMAKE_EXPORT_NO_PACKAGE_REGISTRY="ON" -DCONAN_EXPORTED="1" -Wno-dev '/home/conan/w/prod/BuildSingleReference/conan-center-index/recipes/fpgen/all/test_package'
-----------------
-- The CXX compiler identification is GNU 5.4.0
-- 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
-- Conan: called by CMake conan helper
-- Conan: Adjusting output directories
-- Conan: Using cmake global configuration
-- Conan: Adjusting default RPATHs Conan policies
-- Conan: Adjusting language standard
-- Conan: Compiler GCC>=5, checking major version 5
-- Conan: Checking correct version: 5
-- Conan: C++ stdlib: libstdc++11
-- Configuring done
-- Generating done
-- Build files have been written to: /home/conan/w/prod/BuildSingleReference/conan-center-index/recipes/fpgen/all/test_package/build/2da8b83836e27aacd43916b404a0e9d98f21239f

----Running------
> cmake --build '/home/conan/w/prod/BuildSingleReference/conan-center-index/recipes/fpgen/all/test_package/build/2da8b83836e27aacd43916b404a0e9d98f21239f' '--' '-j3'
-----------------
Scanning dependencies of target test_package
[ 50%] Building CXX object CMakeFiles/test_package.dir/main.cpp.o
CMakeFiles/test_package.dir/build.make:81: recipe for target 'CMakeFiles/test_package.dir/main.cpp.o' failed
CMakeFiles/Makefile2:94: recipe for target 'CMakeFiles/test_package.dir/all' failed
Makefile:102: recipe for target 'all' failed
CMake Warning:
  Manually-specified variables were not used by the project:

    CMAKE_EXPORT_NO_PACKAGE_REGISTRY
    CMAKE_INSTALL_BINDIR
    CMAKE_INSTALL_DATAROOTDIR
    CMAKE_INSTALL_INCLUDEDIR
    CMAKE_INSTALL_LIBDIR
    CMAKE_INSTALL_LIBEXECDIR
    CMAKE_INSTALL_OLDINCLUDEDIR
    CMAKE_INSTALL_SBINDIR


g++: error: unrecognized command line option ‘-std=c++20’
make[2]: *** [CMakeFiles/test_package.dir/main.cpp.o] Error 1
make[1]: *** [CMakeFiles/test_package.dir/all] Error 2
make: *** [all] Error 2
ERROR: fpgen/1.1.0 (test package): Error in build() method, line 13
	cmake.build()
	ConanException: Error 2 while executing cmake --build '/home/conan/w/prod/BuildSingleReference/conan-center-index/recipes/fpgen/all/test_package/build/2da8b83836e27aacd43916b404a0e9d98f21239f' '--' '-j3'