******************************************************************************** conan install kissfft/131.1.0@ --profile=C:\J\w\BuildSingleReference@8/8141/d4a8d049-ef20-4cbb-aee9-0bb21503f39f/profile.txt --build=kissfft ******************************************************************************** Configuration: [settings] arch=x86_64 arch_build=x86_64 build_type=Debug compiler=Visual Studio compiler.runtime=MTd compiler.version=16 os=Windows os_build=Windows [options] kissfft:shared=False [build_requires] [env] kissfft/131.1.0: Forced build from source Installing package: kissfft/131.1.0 Requirements kissfft/131.1.0 from local cache - Cache Packages kissfft/131.1.0:ecd2dc7816bbb6f8a3396de19472a7fe6c38b604 - Build Installing (downloading, building) binaries... kissfft/131.1.0: Copying sources to build folder kissfft/131.1.0: Building your package in C:\J\w\BuildSingleReference@8\.conan\data\kissfft\131.1.0\_\_\build\ecd2dc7816bbb6f8a3396de19472a7fe6c38b604 kissfft/131.1.0: Generator cmake created conanbuildinfo.cmake [HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] 'fPIC' option not found [HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] OK kissfft/131.1.0: Calling build() kissfft/131.1.0: kissfft/131.1.0: WARN: Build folder is dirty, removing it: C:\J\w\BuildSingleReference@8\.conan\data\kissfft\131.1.0\_\_\build\ecd2dc7816bbb6f8a3396de19472a7fe6c38b604 kissfft/131.1.0: ERROR: Package 'ecd2dc7816bbb6f8a3396de19472a7fe6c38b604' build failed kissfft/131.1.0: WARN: Build folder C:\J\w\BuildSingleReference@8\.conan\data\kissfft\131.1.0\_\_\build\ecd2dc7816bbb6f8a3396de19472a7fe6c38b604 ERROR: kissfft/131.1.0: Error in build() method, line 55 tools.save(os.path.join(self._source_subfolder, "Makefile"), makefile) NameError: name 'makefile' is not defined