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

    CMAKE_EXPORT_NO_PACKAGE_REGISTRY
    protobuf_BUILD_LIBPROTOC


/Applications/Xcode-9.4.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../lib/libprotobuf-lite.a(io_win32.cc.o) has no symbols
/Applications/Xcode-9.4.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../lib/libprotobuf-lite.a(io_win32.cc.o) has no symbols
/Applications/Xcode-9.4.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../lib/libprotobuf.a(io_win32.cc.o) has no symbols
/Applications/Xcode-9.4.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../lib/libprotobuf.a(gzip_stream.cc.o) has no symbols
/Applications/Xcode-9.4.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../lib/libprotobuf.a(error_listener.cc.o) has no symbols
/Applications/Xcode-9.4.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../lib/libprotobuf.a(io_win32.cc.o) has no symbols
/Applications/Xcode-9.4.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../lib/libprotobuf.a(gzip_stream.cc.o) has no symbols
/Applications/Xcode-9.4.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../lib/libprotobuf.a(error_listener.cc.o) has no symbols
clang: error: unable to execute command: Terminated: 15
clang: error: clang frontend command failed due to signal (use -v to see invocation)
Apple LLVM version 9.1.0 (clang-902.0.39.2)
Target: x86_64-apple-darwin18.2.0
Thread model: posix
InstalledDir: /Applications/Xcode-9.4.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin
clang: note: diagnostic msg: PLEASE submit a bug report to http://developer.apple.com/bugreporter/ and include the crash backtrace, preprocessed source, and associated run script.
make[2]: *** [source_subfolder/cmake/CMakeFiles/libprotoc.dir/__/src/google/protobuf/compiler/java/java_enum.cc.o] Terminated: 15
make[2]: *** Waiting for unfinished jobs....
make[2]: *** [source_subfolder/cmake/CMakeFiles/libprotoc.dir/__/src/google/protobuf/compiler/java/java_enum_field.cc.o] Terminated: 15
make[2]: *** [source_subfolder/cmake/CMakeFiles/libprotoc.dir/__/src/google/protobuf/compiler/java/java_enum_field_lite.cc.o] Terminated: 15
make[2]: *** [source_subfolder/cmake/CMakeFiles/libprotoc.dir/__/src/google/protobuf/compiler/java/java_file.cc.o] Terminated: 15
make[1]: *** [source_subfolder/cmake/CMakeFiles/libprotoc.dir/all] Terminated: 15
make: *** [all] Terminated: 15
ERROR: Exiting with code: 5