******************************************************************************** conan install rmlui/3.3@ --profile=/home/conan/w/BuildSingleReference/9110/ad64cade-de2a-483b-9b85-1ad273ec388d/profile.txt --build=rmlui ******************************************************************************** Auto detecting your dev setup to initialize the default profile (/home/conan/w/BuildSingleReference/.conan/profiles/default) CC and CXX: /usr/bin/gcc, /usr/bin/g++ Found gcc 8 gcc>=5, using the major as version ************************* WARNING: GCC OLD ABI COMPATIBILITY *********************** Conan detected a GCC version > 5 but has adjusted the 'compiler.libcxx' setting to 'libstdc++' for backwards compatibility. Your compiler is likely using the new CXX11 ABI by default (libstdc++11). If you want Conan to use the new ABI for the default profile, run: $ conan profile update settings.compiler.libcxx=libstdc++11 default Or edit '/home/conan/w/BuildSingleReference/.conan/profiles/default' and set compiler.libcxx=libstdc++11 ************************************************************************************ Default settings os=Linux os_build=Linux arch=x86_64 arch_build=x86_64 compiler=gcc compiler.version=8 compiler.libcxx=libstdc++ build_type=Release *** You can change them in /home/conan/w/BuildSingleReference/.conan/profiles/default *** *** Or override with -s compiler='other' -s ...s*** Configuration: [settings] arch=x86_64 arch_build=x86_64 build_type=Release compiler=gcc compiler.libcxx=libstdc++ compiler.version=8 os=Linux os_build=Linux [options] rmlui:shared=False [build_requires] [env] freetype/2.10.1: Not found in local cache, looking in remotes... freetype/2.10.1: Trying with 'conan-upstream'... freetype/2.10.1: Trying with 'conan-center'... Downloading conanmanifest.txt Downloading conanfile.py Downloading conan_export.tgz freetype/2.10.1: Downloaded recipe revision 7cda663fc81d34c7b24b82e2fd77dedf libpng/1.6.37: Not found in local cache, looking in remotes... libpng/1.6.37: Trying with 'conan-upstream'... libpng/1.6.37: Trying with 'conan-center'... Downloading conanmanifest.txt Downloading conanfile.py Downloading conan_export.tgz libpng/1.6.37: Downloaded recipe revision 507eb7f89c54b74d4b70ea625fa7ce5e zlib/1.2.11: Not found in local cache, looking in remotes... zlib/1.2.11: Trying with 'conan-upstream'... zlib/1.2.11: Trying with 'conan-center'... Downloading conanmanifest.txt Downloading conanfile.py Downloading conan_export.tgz zlib/1.2.11: Downloaded recipe revision b291478a29f383b998e1633bee1c0536 bzip2/1.0.8: Not found in local cache, looking in remotes... bzip2/1.0.8: Trying with 'conan-upstream'... bzip2/1.0.8: Trying with 'conan-center'... Downloading conanmanifest.txt Downloading conanfile.py Downloading conan_export.tgz bzip2/1.0.8: Downloaded recipe revision ec305daf917b87e9de2fa35d3aa55859 rmlui/3.3: Forced build from source Installing package: rmlui/3.3 Requirements bzip2/1.0.8 from 'conan-center' - Downloaded freetype/2.10.1 from 'conan-center' - Downloaded libpng/1.6.37 from 'conan-center' - Downloaded rmlui/3.3 from local cache - Cache zlib/1.2.11 from 'conan-center' - Downloaded Packages bzip2/1.0.8:a5875aed3fc7ae8dd0488f7e5e99acbc480d721d - Download freetype/2.10.1:876d4331adf573973aca1cbdf6614fdd41b8c51e - Download libpng/1.6.37:4f75e4b120320a9fb6ac0012242d9ac95d18b6f6 - Download rmlui/3.3:481ae56d50e3389a412775a21d4176f7438c0fb9 - Build zlib/1.2.11:1d877a3df840030e6a8abb74c5ffb9088d08b47a - Download Installing (downloading, building) binaries... bzip2/1.0.8: Retrieving package a5875aed3fc7ae8dd0488f7e5e99acbc480d721d from remote 'conan-center' Downloading conanmanifest.txt Downloading conaninfo.txt Downloading conan_package.tgz bzip2/1.0.8: Package installed a5875aed3fc7ae8dd0488f7e5e99acbc480d721d bzip2/1.0.8: Downloaded package revision ed4b121b9bb93881757ad6865b62c41d zlib/1.2.11: Retrieving package 1d877a3df840030e6a8abb74c5ffb9088d08b47a from remote 'conan-center' Downloading conanmanifest.txt Downloading conaninfo.txt Downloading conan_package.tgz zlib/1.2.11: Package installed 1d877a3df840030e6a8abb74c5ffb9088d08b47a zlib/1.2.11: Downloaded package revision 2f50c7dae87facce3a92d58bec197923 libpng/1.6.37: Retrieving package 4f75e4b120320a9fb6ac0012242d9ac95d18b6f6 from remote 'conan-center' Downloading conanmanifest.txt Downloading conaninfo.txt Downloading conan_package.tgz libpng/1.6.37: Package installed 4f75e4b120320a9fb6ac0012242d9ac95d18b6f6 libpng/1.6.37: Downloaded package revision 7491606244abb03de6088b25d219f3b9 freetype/2.10.1: Retrieving package 876d4331adf573973aca1cbdf6614fdd41b8c51e from remote 'conan-center' Downloading conanmanifest.txt Downloading conaninfo.txt Downloading conan_package.tgz freetype/2.10.1: Package installed 876d4331adf573973aca1cbdf6614fdd41b8c51e freetype/2.10.1: Downloaded package revision 1729a31543aaac50fa684876ea8075fc bzip2/1.0.8: Appending PATH environment variable: /home/conan/w/BuildSingleReference/.conan/data/bzip2/1.0.8/_/_/package/a5875aed3fc7ae8dd0488f7e5e99acbc480d721d/bin [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 [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 [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 [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 [HOOK - conan-center.py] pre_source(): [IMMUTABLE SOURCES (KB-H010)] OK rmlui/3.3: Configuring sources in /home/conan/w/BuildSingleReference/.conan/data/rmlui/3.3/_/_/source Unzipping 15.9MB, this can take a while [HOOK - conan-center.py] post_source(): [LIBCXX MANAGEMENT (KB-H011)] OK [HOOK - conan-center.py] post_source(): [CPPSTD MANAGEMENT (KB-H022)] OK rmlui/3.3: Copying sources to build folder rmlui/3.3: Building your package in /home/conan/w/BuildSingleReference/.conan/data/rmlui/3.3/_/_/build/481ae56d50e3389a412775a21d4176f7438c0fb9 rmlui/3.3: Generator cmake_find_package created FindFreetype.cmake rmlui/3.3: Generator cmake_find_package created FindPNG.cmake rmlui/3.3: Generator cmake_find_package created FindBZip2.cmake rmlui/3.3: Generator cmake_find_package created FindZLIB.cmake rmlui/3.3: 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 rmlui/3.3: Calling build() rmlui/3.3: rmlui/3.3: ERROR: Package '481ae56d50e3389a412775a21d4176f7438c0fb9' build failed rmlui/3.3: WARN: Build folder /home/conan/w/BuildSingleReference/.conan/data/rmlui/3.3/_/_/build/481ae56d50e3389a412775a21d4176f7438c0fb9 ERROR: rmlui/3.3: Error in build() method, line 108 self._configure_cmake().build() while calling '_configure_cmake', line 68 cmake_version = tools.Version(cmake_version_output.getvalue().split('\n', 1)[0].rsplit(' ', 1)[-1]) ConanException: Invalid version ''