CMake Warning: Manually-specified variables were not used by the project: CMAKE_EXPORT_NO_PACKAGE_REGISTRY protobuf_BUILD_LIBPROTOC Terminated make[2]: *** [source_subfolder/cmake/CMakeFiles/libprotoc.dir/__/src/google/protobuf/compiler/java/java_extension.cc.o] Error 143 make[2]: *** Waiting for unfinished jobs.... Assembler messages: Error: can't open /tmp/ccqPC8Q9.s for reading: No such file or directory g++: internal compiler error: Terminated (program cc1plus) Terminated make[2]: *** [source_subfolder/cmake/CMakeFiles/libprotoc.dir/__/src/google/protobuf/compiler/java/java_extension_lite.cc.o] Error 143 g++: internal compiler error: Terminated (program cc1plus) Please submit a full bug report, with preprocessed source if appropriate. See for instructions. make[2]: *** [source_subfolder/cmake/CMakeFiles/libprotoc.dir/__/src/google/protobuf/compiler/java/java_field.cc.o] Error 4 make[1]: *** [source_subfolder/cmake/CMakeFiles/libprotoc.dir/all] Error 2 make: *** [all] Error 2 protobuf/3.9.1: ERROR: Package '57eb223dc85ab5a1162f88805a5666d029bf1705' build failed protobuf/3.9.1: WARN: Build folder /home/conan/w/cci_PR-4682/.conan/data/protobuf/3.9.1/_/_/build/57eb223dc85ab5a1162f88805a5666d029bf1705 ERROR: protobuf/3.9.1: Error in build() method, line 152 cmake.build() ConanException: Error 2 while executing cmake --build '/home/conan/w/cci_PR-4682/.conan/data/protobuf/3.9.1/_/_/build/57eb223dc85ab5a1162f88805a5666d029bf1705/build_subfolder' '--' '-j3' Terminated