CMake Warning:
  Manually-specified variables were not used by the project:

    Boost_USE_STATIC_LIBS
    CMAKE_EXPORT_NO_PACKAGE_REGISTRY



*** No errors detected
boost/1.70.0: WARN: Patching user-config.jam
boost/1.70.0: WARN: 
using zlib : 1.2.11 : <include>"/home/conan/w/cci_PR-3959/.conan/data/zlib/1.2.11/_/_/package/2345d377da94e8ffae1333469573b8215c98c514/include" <search>"/home/conan/w/cci_PR-3959/.conan/data/zlib/1.2.11/_/_/package/2345d377da94e8ffae1333469573b8215c98c514/lib" <name>z ;
using bzip2 : 1.0.8 : <include>"/home/conan/w/cci_PR-3959/.conan/data/bzip2/1.0.8/_/_/package/b0a938964773d91d0d7f629b64e1943f368b729c/include" <search>"/home/conan/w/cci_PR-3959/.conan/data/bzip2/1.0.8/_/_/package/b0a938964773d91d0d7f629b64e1943f368b729c/lib" <name>bz2 ;
using "gcc" :  :  /usr/bin/g++ : 
 ;
boost/1.70.0: WARN: b2 -q target-os=linux architecture=x86 address-model=64 binary-format=elf abi=sysv --layout=system --user-config=/home/conan/w/cci_PR-3959/.conan/data/boost/1.70.0/_/_/source/source_subfolder/tools/build/user-config.jam -sNO_ZLIB=0 -sNO_BZIP2=0 -sNO_LZMA=1 -sNO_ZSTD=1 boost.locale.iconv=on boost.locale.icu=off threading=multi link=static variant=debug --with-atomic --with-chrono --with-container --with-context --with-contract --with-coroutine --with-date_time --with-exception --with-filesystem --with-graph --with-iostreams --with-locale --with-log --with-math --with-program_options --with-random --with-regex --with-serialization --with-stacktrace --with-system --with-test --with-thread --with-timer --with-type_erasure --with-wave toolset=gcc define=_GLIBCXX_USE_CXX11_ABI=0 pch=on -sICONV_PATH=/home/conan/w/cci_PR-3959/.conan/data/libiconv/1.16/_/_/package/2345d377da94e8ffae1333469573b8215c98c514  cxxflags="-fPIC" install --prefix=/home/conan/w/cci_PR-3959/.conan/data/boost/1.70.0/_/_/package/2f92d2fd8aa57fb1d29df3956b0b4884745ea81f -j3 --abbreviate-paths --debug-configuration --build-dir="/home/conan/w/cci_PR-3959/.conan/data/boost/1.70.0/_/_/build/2f92d2fd8aa57fb1d29df3956b0b4884745ea81f"
boost/1.70.0: WARN: Picked up a system libbacktrace library