CMake Warning: Manually-specified variables were not used by the project: CMAKE_EXPORT_NO_PACKAGE_REGISTRY g++: fatal error: Terminated signal terminated program cc1plus compilation terminated. make[2]: *** [source_subfolder/cmake/CMakeFiles/libprotoc.dir/__/src/google/protobuf/compiler/java/java_helpers.cc.o] Error 1 make[2]: *** Waiting for unfinished jobs.... g++: fatal error: Terminated signal terminated program cc1plus compilation terminated. Terminated make[2]: *** [source_subfolder/cmake/CMakeFiles/libprotoc.dir/__/src/google/protobuf/compiler/java/java_map_field.cc.o] Error 143 g++: fatal error: Terminated signal terminated program cc1plus compilation terminated. make[2]: *** [source_subfolder/cmake/CMakeFiles/libprotoc.dir/__/src/google/protobuf/compiler/java/java_map_field_lite.cc.o] Error 1 make[1]: *** [source_subfolder/cmake/CMakeFiles/libprotoc.dir/all] Error 2 make: *** [all] Error 2 protobuf/3.9.1: ERROR: Package 'ab4797bac78775d9e373e5fbcbd9b3fb01264904' build failed protobuf/3.9.1: WARN: Build folder /home/conan/w/cci_PR-2037/.conan/data/protobuf/3.9.1/_/_/build/ab4797bac78775d9e373e5fbcbd9b3fb01264904 ERROR: Exiting with code: 5