CMake Warning: Manually-specified variables were not used by the project: CMAKE_EXPORT_NO_PACKAGE_REGISTRY 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 CMakeFiles/standalone.dir/200-standalone.cpp.o: In function `Catch::BinaryExpr::streamReconstructedExpression(std::ostream&) const': 200-standalone.cpp:(.text._ZNK5Catch10BinaryExprIbbE29streamReconstructedExpressionERSo[_ZNK5Catch10BinaryExprIbbE29streamReconstructedExpressionERSo]+0x32): undefined reference to `Catch::StringMaker::convert(bool)' 200-standalone.cpp:(.text._ZNK5Catch10BinaryExprIbbE29streamReconstructedExpressionERSo[_ZNK5Catch10BinaryExprIbbE29streamReconstructedExpressionERSo]+0x3e): undefined reference to `Catch::StringMaker::convert(bool)' 200-standalone.cpp:(.text._ZNK5Catch10BinaryExprIbbE29streamReconstructedExpressionERSo[_ZNK5Catch10BinaryExprIbbE29streamReconstructedExpressionERSo]+0x54): undefined reference to `Catch::formatReconstructedExpression(std::ostream&, std::string const&, Catch::StringRef, std::string const&)' collect2: error: ld returned 1 exit status make[2]: *** [bin/standalone] Error 1 make[1]: *** [CMakeFiles/standalone.dir/all] Error 2 make[1]: *** Waiting for unfinished jobs.... g++: internal compiler error: Terminated (program cc1plus) Please submit a full bug report, with preprocessed source if appropriate. See for instructions. make[2]: *** [CMakeFiles/test_package.dir/000-CatchMain.cpp.o] Error 4 make[1]: *** [CMakeFiles/test_package.dir/all] Error 2 make: *** [all] Error 2 ERROR: catch2/2.13.4 (test package): Error in build() method, line 12 cmake.build() ConanException: Error 2 while executing cmake --build '/home/conan/w/cci_PR-4043/10/ae26f9ee-aa13-4157-aa3e-0bf3b625ea34/recipes/catch2/2.x.x/test_package/build/1285e5e9e129b23dd3afc4f9565f90b28810944f' '--' '-j3' Terminated