CMake Warning: Manually-specified variables were not used by the project: CMAKE_EXPORT_NO_PACKAGE_REGISTRY /home/conan/w/cci_PR-3838/.conan/data/cppcheck/2.3/_/_/build/2315244c69d4deebae0a891abe116563bfcd9ff1/source_subfolder/lib/cppcheck.cpp:52:0: warning: "PCRE_STATIC" redefined #define PCRE_STATIC ^ :0:0: note: this is the location of the previous definition [HOOK - conan-center.py] pre_export(): WARN: [FPIC OPTION (KB-H006)] This recipe does not include an 'fPIC' option. Make sure you are using the right casing cppcheck/2.3 (test package): WARN: This conanfile has no build step