******************************************************************************** conan install liburing/2.1@ --build=liburing --profile=/home/conan/w/BuildSingleReference/35474/43059c2c-5b40-4d6b-81a5-b6cab98cd727/profile.txt ******************************************************************************** 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 6.4 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=6 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++11 compiler.version=6 os=Linux os_build=Linux [options] liburing:shared=False [build_requires] [env] Installing package: liburing/2.1 Requirements liburing/2.1 from local cache - Cache Packages liburing/2.1:INVALID - Invalid Installing (downloading, building) binaries... ERROR: There are invalid packages (packages that cannot exist for this configuration): liburing/2.1: Invalid ID: glibc 2.27 or higher required to build this package