bsoncxx version: 3.6.1
found libbson version 
mongocxx version: 3.6.1
found libmongoc version 1.17.2
CMake Warning:
  Manually-specified variables were not used by the project:

    CMAKE_EXPORT_NO_PACKAGE_REGISTRY


g++: internal compiler error: Terminated (program cc1plus)
Please submit a full bug report,
with preprocessed source if appropriate.
See <file:///usr/share/doc/gcc-4.9/README.Bugs> for instructions.
make[2]: *** [source_subfolder/src/bsoncxx/CMakeFiles/bsoncxx_testing.dir/builder/core.cpp.o] Error 4
make[2]: *** Waiting for unfinished jobs....
g++: internal compiler error: Terminated (program cc1plus)
Please submit a full bug report,
with preprocessed source if appropriate.
See <file:///usr/share/doc/gcc-4.9/README.Bugs> for instructions.
make[2]: *** [source_subfolder/src/bsoncxx/CMakeFiles/bsoncxx_testing.dir/decimal128.cpp.o] Error 4
make[1]: *** [source_subfolder/src/bsoncxx/CMakeFiles/bsoncxx_testing.dir/all] Error 2
make[1]: *** Waiting for unfinished jobs....
g++: internal compiler error: Terminated (program cc1plus)
Please submit a full bug report,
with preprocessed source if appropriate.
See <file:///usr/share/doc/gcc-4.9/README.Bugs> for instructions.
make[2]: *** [source_subfolder/src/bsoncxx/CMakeFiles/bsoncxx_static.dir/builder/core.cpp.o] Error 4
make[2]: *** Waiting for unfinished jobs....
make[2]: *** [source_subfolder/src/bsoncxx/CMakeFiles/bsoncxx_static.dir/document/element.cpp.o] Terminated
make[2]: *** [source_subfolder/src/bsoncxx/CMakeFiles/bsoncxx_static.dir/decimal128.cpp.o] Terminated
make[1]: *** [source_subfolder/src/bsoncxx/CMakeFiles/bsoncxx_static.dir/all] Terminated
make: *** [all] Error 2
mongo-cxx-driver/3.6.1: ERROR: Package '7567e3322d4f51d8cb20706df90b7a6ca04c2ac2' build failed
mongo-cxx-driver/3.6.1: WARN: Build folder /home/conan/w/cci_PR-3681/.conan/data/mongo-cxx-driver/3.6.1/_/_/build/7567e3322d4f51d8cb20706df90b7a6ca04c2ac2
ERROR: Exiting with code: 5