******************************************************************************** conan install double-conversion/3.1.7@#ce520b34030cf2f7edbc2bab72adbfb0 --build=double-conversion -pr /home/conan/w/prod/BuildSingleReference/83694/898252e2-d543-4e2c-8abb-f6740403efe9/profile_linux_10_libstdcpp_gcc_release_64.double-conversion-shared-False.txt -c tools.system.package_manager:mode=install -c tools.system.package_manager:sudo=True ******************************************************************************** Auto detecting your dev setup to initialize the default profile (/home/conan/w/prod/BuildSingleReference/.conan/profiles/default) CC and CXX: /usr/bin/gcc, /usr/bin/g++ Found gcc 10 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/prod/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=10 compiler.libcxx=libstdc++ build_type=Release *** You can change them in /home/conan/w/prod/BuildSingleReference/.conan/profiles/default *** *** Or override with -s compiler='other' -s ...s*** Configuration: [settings] arch=x86_64 build_type=Release compiler=gcc compiler.libcxx=libstdc++ compiler.version=10 os=Linux [options] double-conversion:shared=False [build_requires] [env] [conf] tools.system.package_manager:mode=install tools.system.package_manager:sudo=True double-conversion/3.1.7: Forced build from source Installing package: double-conversion/3.1.7 Requirements double-conversion/3.1.7 from local cache - Cache Packages double-conversion/3.1.7:82ef5eac51c38971dea2fd342dd55ddf2ddfbbc3 - Build Installing (downloading, building) binaries... [HOOK - conan-center.py] pre_source(): [IMMUTABLE SOURCES (KB-H010)] OK double-conversion/3.1.7: Configuring sources in /home/conan/w/prod/BuildSingleReference/.conan/data/double-conversion/3.1.7/_/_/source/src ERROR: double-conversion/3.1.7: Error in source() method, line 46 get(self, **self.conan_data["sources"][self.version], KeyError: 'sources'