CMake Warning: Manually-specified variables were not used by the project: CMAKE_EXPORT_NO_PACKAGE_REGISTRY CMAKE_INSTALL_BINDIR CMAKE_INSTALL_DATAROOTDIR CMAKE_INSTALL_LIBEXECDIR CMAKE_INSTALL_OLDINCLUDEDIR CMAKE_INSTALL_SBINDIR /Users/jenkins/w/cci_PR-4640@2/.conan/data/jpeg-compressor/cci.20200507/_/_/build/5fed66895e5b85fca4af6ac05bb157e1ffecb806/source_subfolder/jpge.cpp:35:10: fatal error: 'malloc.h' file not found #include ^~~~~~~~~~ 1 error generated. make[2]: *** [CMakeFiles/jpge.dir/source_subfolder/jpge.cpp.o] Error 1 make[1]: *** [CMakeFiles/jpge.dir/all] Error 2 make[1]: *** Waiting for unfinished jobs.... make: *** [all] Error 2 jpeg-compressor/cci.20200507: WARN: Build folder is dirty, removing it: /Users/jenkins/w/cci_PR-4640@2/.conan/data/jpeg-compressor/cci.20200507/_/_/build/5fed66895e5b85fca4af6ac05bb157e1ffecb806 jpeg-compressor/cci.20200507: ERROR: Package '5fed66895e5b85fca4af6ac05bb157e1ffecb806' build failed jpeg-compressor/cci.20200507: WARN: Build folder /Users/jenkins/w/cci_PR-4640@2/.conan/data/jpeg-compressor/cci.20200507/_/_/build/5fed66895e5b85fca4af6ac05bb157e1ffecb806 ERROR: jpeg-compressor/cci.20200507: Error in build() method, line 57 cmake.build() ConanException: Error 2 while executing cmake --build '/Users/jenkins/w/cci_PR-4640@2/.conan/data/jpeg-compressor/cci.20200507/_/_/build/5fed66895e5b85fca4af6ac05bb157e1ffecb806' '--' '-j8'