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_CMAKE_POSITION_INDEPENDENT_CODE CONAN_COMPILER CONAN_COMPILER_VERSION CONAN_CXX_FLAGS CONAN_C_FLAGS CONAN_EXPORTED CONAN_IN_LOCAL_CACHE CONAN_LIBCXX CONAN_SHARED_LINKER_FLAGS SOCI_DB2 SOCI_FIREBIRD SOCI_MYSQL SOCI_ODBC SOCI_ORACLE SOCI_POSTGRESQL clang: error: unable to execute command: Terminated clang: error: clang frontend command failed due to signal (use -v to see invocation) clang version 9.0.0-2 (tags/RELEASE_900/final) Target: x86_64-pc-linux-gnu Thread model: posix InstalledDir: /usr/bin clang: note: diagnostic msg: PLEASE submit a bug report to https://bugs.llvm.org/ and include the crash backtrace, preprocessed source, and associated run script. Terminated make[2]: *** [src/backends/sqlite3/CMakeFiles/soci_sqlite3.dir/build.make:102: src/backends/sqlite3/CMakeFiles/soci_sqlite3.dir/row-id.cpp.o] Error 143 make[2]: *** Waiting for unfinished jobs.... clang: error: unable to execute command: Terminated clang: error: clang frontend command failed due to signal (use -v to see invocation) clang version 9.0.0-2 (tags/RELEASE_900/final) Target: x86_64-pc-linux-gnu Thread model: posix InstalledDir: /usr/bin clang: note: diagnostic msg: PLEASE submit a bug report to https://bugs.llvm.org/ and include the crash backtrace, preprocessed source, and associated run script. Terminated make[2]: *** [src/backends/sqlite3/CMakeFiles/soci_sqlite3.dir/build.make:115: src/backends/sqlite3/CMakeFiles/soci_sqlite3.dir/session.cpp.o] Error 143 make[1]: *** [CMakeFiles/Makefile2:286: src/backends/sqlite3/CMakeFiles/soci_sqlite3.dir/all] Error 2 make[1]: *** Waiting for unfinished jobs.... clang: error: unable to execute command: Terminated clang: error: clang frontend command failed due to signal (use -v to see invocation) clang version 9.0.0-2 (tags/RELEASE_900/final) Target: x86_64-pc-linux-gnu Thread model: posix InstalledDir: /usr/bin clang: note: diagnostic msg: PLEASE submit a bug report to https://bugs.llvm.org/ and include the crash backtrace, preprocessed source, and associated run script. Terminated make[2]: *** [src/backends/empty/CMakeFiles/soci_empty.dir/build.make:167: src/backends/empty/CMakeFiles/soci_empty.dir/vector-use-type.cpp.o] Error 143 make[1]: *** [CMakeFiles/Makefile2:232: src/backends/empty/CMakeFiles/soci_empty.dir/all] Error 2 make: *** [Makefile:130: all] Error 2 ERROR: Exiting with code: 5