******************************************************************************** conan install exiv2/0.27.4@#180ad5a1c2a6e1a8365d4d8e49658482 --build=exiv2 -pr /home/conan/w/prod/BuildSingleReference/107571/6cacc294-3084-44c6-b069-12d4700b38c4/profile_linux_7_libstdcpp11_gcc_release_64.exiv2-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 7 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=7 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++11 compiler.version=7 os=Linux [options] exiv2:shared=False [build_requires] [env] [conf] tools.system.package_manager:mode=install tools.system.package_manager:sudo=True libiconv/1.17: Not found in local cache, looking in remotes... libiconv/1.17: Trying with 'conan-center'... Downloading conanmanifest.txt Downloading conanfile.py Downloading conan_export.tgz libiconv/1.17: Downloaded recipe revision 3832bf4490d1a4ed8eae6722927ce589 libpng/1.6.38: Not found in local cache, looking in remotes... libpng/1.6.38: Trying with 'conan-center'... Downloading conanmanifest.txt Downloading conanfile.py Downloading conan_export.tgz libpng/1.6.38: Downloaded recipe revision 9ba771fa0c71dd012bfab19ced38920a zlib/1.2.12: Not found in local cache, looking in remotes... zlib/1.2.12: Trying with 'conan-center'... Downloading conanmanifest.txt Downloading conanfile.py Downloading conan_export.tgz zlib/1.2.12: Downloaded recipe revision ce85b680d90f872406f83b11dcbeac36 expat/2.4.9: Not found in local cache, looking in remotes... expat/2.4.9: Trying with 'conan-center'... Downloading conanmanifest.txt Downloading conanfile.py Downloading conan_export.tgz expat/2.4.9: Downloaded recipe revision 298c8a073d52f7a857d1225add681981 exiv2/0.27.4: Forced build from source Installing package: exiv2/0.27.4 Requirements exiv2/0.27.4 from local cache - Cache expat/2.4.9 from 'conan-center' - Downloaded libiconv/1.17 from 'conan-center' - Downloaded libpng/1.6.38 from 'conan-center' - Downloaded zlib/1.2.12 from 'conan-center' - Downloaded Packages exiv2/0.27.4:3b1f45a3501b116f32ac127c87b905b0ef6186e2 - Build expat/2.4.9:d2aa7fde96817bd9d6d001c15e0479bf82133afe - Download libiconv/1.17:d50a0d523d98c15bb147b18fa7d203887c38be8b - Download libpng/1.6.38:9378b660d2155d53cea1126fa13164a3bfa59f2c - Download zlib/1.2.12:d50a0d523d98c15bb147b18fa7d203887c38be8b - Download Installing (downloading, building) binaries... expat/2.4.9: Retrieving package d2aa7fde96817bd9d6d001c15e0479bf82133afe from remote 'conan-center' Downloading conanmanifest.txt Downloading conaninfo.txt Downloading conan_package.tgz expat/2.4.9: Package installed d2aa7fde96817bd9d6d001c15e0479bf82133afe expat/2.4.9: Downloaded package revision e4a3d6fa93cda79e353e94bfc64a0d6c libiconv/1.17: Retrieving package d50a0d523d98c15bb147b18fa7d203887c38be8b from remote 'conan-center' Downloading conanmanifest.txt Downloading conaninfo.txt Downloading conan_package.tgz libiconv/1.17: Package installed d50a0d523d98c15bb147b18fa7d203887c38be8b libiconv/1.17: Downloaded package revision bb73af0a31b951b7cdb35d6e6fb559a9 zlib/1.2.12: Retrieving package d50a0d523d98c15bb147b18fa7d203887c38be8b from remote 'conan-center' Downloading conanmanifest.txt Downloading conaninfo.txt Downloading conan_package.tgz zlib/1.2.12: Package installed d50a0d523d98c15bb147b18fa7d203887c38be8b zlib/1.2.12: Downloaded package revision ca084237b37f001f039cf3fbfa23803d libpng/1.6.38: Retrieving package 9378b660d2155d53cea1126fa13164a3bfa59f2c from remote 'conan-center' Downloading conanmanifest.txt Downloading conaninfo.txt Downloading conan_package.tgz libpng/1.6.38: Package installed 9378b660d2155d53cea1126fa13164a3bfa59f2c libpng/1.6.38: Downloaded package revision c02b434d50fdfa0abcf2fef2f2875fc5 libiconv/1.17: Appending PATH environment var: /home/conan/w/prod/BuildSingleReference/.conan/data/libiconv/1.17/_/_/package/d50a0d523d98c15bb147b18fa7d203887c38be8b/bin [HOOK - conan-center.py] pre_source(): [IMMUTABLE SOURCES (KB-H010)] OK exiv2/0.27.4: Configuring sources in /home/conan/w/prod/BuildSingleReference/.conan/data/exiv2/0.27.4/_/_/source/src exiv2/0.27.4: [HOOK - conan-center.py] post_source(): [LIBCXX MANAGEMENT (KB-H011)] OK [HOOK - conan-center.py] post_source(): [CPPSTD MANAGEMENT (KB-H022)] OK [HOOK - conan-center.py] post_source(): [SHORT_PATHS USAGE (KB-H066)] OK exiv2/0.27.4: Copying sources to build folder exiv2/0.27.4: Building your package in /home/conan/w/prod/BuildSingleReference/.conan/data/exiv2/0.27.4/_/_/build/3b1f45a3501b116f32ac127c87b905b0ef6186e2 exiv2/0.27.4: Generator txt created conanbuildinfo.txt exiv2/0.27.4: Calling generate() exiv2/0.27.4: WARN: Using the new toolchains and generators without specifying a build profile (e.g: -pr:b=default) is discouraged and might cause failures and unexpected behavior ERROR: exiv2/0.27.4: Error in generate() method, line 92 tc.generate() TypeError: Object of type PackageOption is not JSON serializable