******************************************************************************** conan test conan-center-index/recipes/flex/all/test_package/conanfile.py flex/2.6.4@ --profile=/home/conan/w/BuildSingleReference/42424/9ac132ba-01b3-4642-8232-18c6dfd2dd49/profile.txt ******************************************************************************** Configuration: [settings] arch=x86_64 arch_build=x86_64 build_type=Debug compiler=gcc compiler.libcxx=libstdc++11 compiler.version=9 os=Linux os_build=Linux [options] flex:shared=True [build_requires] [env] flex/2.6.4 (test package): Installing package Requirements flex/2.6.4 from local cache - Cache m4/1.4.19 from 'conan-center' - Cache Packages flex/2.6.4:873a893101bea2ef83efe3e3fc14087b5617545b - Cache m4/1.4.19:cc9f9b2b9f92fc82888026414560bf79d8c3a052 - Cache Installing (downloading, building) binaries... m4/1.4.19: Already installed! m4/1.4.19: Appending PATH environment variable: /home/conan/w/BuildSingleReference/.conan/data/m4/1.4.19/_/_/package/cc9f9b2b9f92fc82888026414560bf79d8c3a052/bin m4/1.4.19: Setting M4 environment variable: /home/conan/w/BuildSingleReference/.conan/data/m4/1.4.19/_/_/package/cc9f9b2b9f92fc82888026414560bf79d8c3a052/bin/m4 [HOOK - conan-center.py] post_package_info(): [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] OK [HOOK - conan-center.py] post_package_info(): [LIBRARY DOES NOT EXIST (KB-H054)] OK flex/2.6.4: Already installed! flex/2.6.4: Appending PATH environment variable: /home/conan/w/BuildSingleReference/.conan/data/flex/2.6.4/_/_/package/873a893101bea2ef83efe3e3fc14087b5617545b/bin flex/2.6.4: Setting LEX environment variable: /home/conan/w/BuildSingleReference/.conan/data/flex/2.6.4/_/_/package/873a893101bea2ef83efe3e3fc14087b5617545b/bin/flex [HOOK - conan-center.py] post_package_info(): [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] OK [HOOK - conan-center.py] post_package_info(): [LIBRARY DOES NOT EXIST (KB-H054)] OK flex/2.6.4 (test package): Generator txt created conanbuildinfo.txt flex/2.6.4 (test package): Generator cmake created conanbuildinfo.cmake flex/2.6.4 (test package): Aggregating env generators flex/2.6.4 (test package): Generated conaninfo.txt flex/2.6.4 (test package): Generated graphinfo Using lockfile: '/home/conan/w/BuildSingleReference/conan-center-index/recipes/flex/all/test_package/build/b8e5b024e11e890e2c5b6d7eb49783d5b626c8bb/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 flex/2.6.4 (test package): Calling build() ----Running------ > flex --version ----------------- flex 2.6.4 /home/conan/w/BuildSingleReference/.conan/data/flex/2.6.4/_/_/package/873a893101bea2ef83efe3e3fc14087b5617545b/bin:/home/conan/w/BuildSingleReference/.conan/data/m4/1.4.19/_/_/package/cc9f9b2b9f92fc82888026414560bf79d8c3a052/bin:/opt/pyenv/versions/3.7.5/bin:/opt/pyenv/libexec:/opt/pyenv/plugins/python-build/bin:/opt/pyenv/plugins/pyenv-virtualenv/bin:/opt/pyenv/plugins/pyenv-update/bin:/opt/pyenv/plugins/pyenv-installer/bin:/opt/pyenv/plugins/pyenv-doctor/bin:/opt/pyenv/shims:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ----Running------ > cd '/home/conan/w/BuildSingleReference/conan-center-index/recipes/flex/all/test_package/build/b8e5b024e11e890e2c5b6d7eb49783d5b626c8bb' && cmake -G "Unix Makefiles" -DCMAKE_BUILD_TYPE="Debug" -DCONAN_IN_LOCAL_CACHE="OFF" -DCONAN_COMPILER="gcc" -DCONAN_COMPILER_VERSION="9" -DCONAN_CXX_FLAGS="-m64" -DCONAN_SHARED_LINKER_FLAGS="-m64" -DCONAN_C_FLAGS="-m64" -DCONAN_LIBCXX="libstdc++11" -DCMAKE_INSTALL_PREFIX="/home/conan/w/BuildSingleReference/conan-center-index/recipes/flex/all/test_package/build/b8e5b024e11e890e2c5b6d7eb49783d5b626c8bb/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" -DFLEX_ROOT="/home/conan/w/BuildSingleReference/.conan/data/flex/2.6.4/_/_/package/873a893101bea2ef83efe3e3fc14087b5617545b" -Wno-dev '/home/conan/w/BuildSingleReference/conan-center-index/recipes/flex/all/test_package' ----------------- -- The C compiler identification is GNU 9.2.1 -- The CXX compiler identification is GNU 9.2.1 -- 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 FLEX: /home/conan/w/BuildSingleReference/.conan/data/flex/2.6.4/_/_/package/873a893101bea2ef83efe3e3fc14087b5617545b/bin/flex (found version "2.6.4") -- Conan: called by CMake conan helper -- Conan: Adjusting output directories -- Conan: Using cmake targets configuration -- Library fl found /home/conan/w/BuildSingleReference/.conan/data/flex/2.6.4/_/_/package/873a893101bea2ef83efe3e3fc14087b5617545b/lib/libfl.so -- Conan: Adjusting default RPATHs Conan policies -- Conan: Adjusting language standard -- Conan: Compiler GCC>=5, checking major version 9 -- Conan: Checking correct version: 9 -- Conan: C++ stdlib: libstdc++11 -- Configuring done -- Generating done -- Build files have been written to: /home/conan/w/BuildSingleReference/conan-center-index/recipes/flex/all/test_package/build/b8e5b024e11e890e2c5b6d7eb49783d5b626c8bb ----Running------ > cmake --build '/home/conan/w/BuildSingleReference/conan-center-index/recipes/flex/all/test_package/build/b8e5b024e11e890e2c5b6d7eb49783d5b626c8bb' '--' '-j3' ----------------- [ 20%] [FLEX][flex_scanner] Building scanner with flex 2.6.4 Scanning dependencies of target test_yywrap [ 40%] Building C object CMakeFiles/test_yywrap.dir/test_yywrap.c.o Scanning dependencies of target test_package [ 60%] Building CXX object CMakeFiles/test_package.dir/basic_nr.cpp.o [ 80%] Linking C executable bin/test_yywrap [100%] Linking CXX executable bin/test_package [100%] Built target test_package 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 /usr/bin/ld: /home/conan/w/BuildSingleReference/.conan/data/flex/2.6.4/_/_/package/873a893101bea2ef83efe3e3fc14087b5617545b/lib/libfl.so: undefined reference to `yylex' collect2: error: ld returned 1 exit status make[2]: *** [CMakeFiles/test_yywrap.dir/build.make:104: bin/test_yywrap] Error 1 make[1]: *** [CMakeFiles/Makefile2:97: CMakeFiles/test_yywrap.dir/all] Error 2 make[1]: *** Waiting for unfinished jobs.... make: *** [Makefile:103: all] Error 2 ERROR: flex/2.6.4 (test package): Error in build() method, line 25 cmake.build() ConanException: Error 2 while executing cmake --build '/home/conan/w/BuildSingleReference/conan-center-index/recipes/flex/all/test_package/build/b8e5b024e11e890e2c5b6d7eb49783d5b626c8bb' '--' '-j3'