CMake Warning: Manually-specified variables were not used by the project: CMAKE_EXPORT_NO_PACKAGE_REGISTRY CMAKE_INSTALL_BINDIR CMAKE_INSTALL_DATAROOTDIR CMAKE_INSTALL_INCLUDEDIR CMAKE_INSTALL_LIBDIR CMAKE_INSTALL_LIBEXECDIR CMAKE_INSTALL_OLDINCLUDEDIR CMAKE_INSTALL_SBINDIR CONAN_COMPILER CONAN_COMPILER_VERSION CONAN_CXX_FLAGS CONAN_C_FLAGS CONAN_EXPORTED CONAN_IN_LOCAL_CACHE CONAN_LIBCXX CONAN_SHARED_LINKER_FLAGS CMake Warning: Manually-specified variables were not used by the project: CMAKE_EXPORT_NO_PACKAGE_REGISTRY SOCI_SHARED clang: error: unable to execute command: Terminated clang: error: clang frontend command failed due to signal (use -v to see invocation) clang version 6.0.0-1ubuntu2 (tags/RELEASE_600/final) Target: x86_64-pc-linux-gnu Thread model: posix InstalledDir: /usr/bin clang: note: diagnostic msg: PLEASE submit a bug report to http://llvm.org/bugs/ and include the crash backtrace, preprocessed source, and associated run script. make[2]: *** [CMakeFiles/soci.tests.dir/test_package.cpp.o] Terminated make[1]: *** [CMakeFiles/soci.tests.dir/all] Error 2 make: *** [all] Error 2 ERROR: soci/4.0.1 (test package): Error in build() method, line 17 cmake.build() ConanException: Error 2 while executing cmake --build '/home/conan/w/cci_PR-3924/12/3379aa18-d150-4239-872c-bbddc3b522e8/recipes/soci/all/test_package/build/dad5a5d44d0f1811bc931ba1f966ca5590c02cf1' '--' '-j3' Terminated