******************************************************************************** conan install ktx/4.0.0@ --profile=C:\J\w\BuildSingleReference@3/11727/9bfa0e46-2d84-4951-9bcf-fc899da662b1/profile.txt --build=ktx ******************************************************************************** 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] ktx:shared=False [build_requires] [env] ktx/4.0.0: Forced build from source Installing package: ktx/4.0.0 Requirements ktx/4.0.0 from local cache - Cache lodepng/cci.20200615 from 'conan-center' - Cache zstd/1.4.9 from 'conan-center' - Cache Packages ktx/4.0.0:d6c8cf88e8ffdaa71ca604686aa4c6d492217f69 - Build lodepng/cci.20200615:b2b69efcc79a149e0bc765fb12ba0278d52fc260 - Cache zstd/1.4.9:b2b69efcc79a149e0bc765fb12ba0278d52fc260 - Cache Installing (downloading, building) binaries... lodepng/cci.20200615: Already installed! [HOOK - conan-center.py] post_package_info(): [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] OK [HOOK - conan-center.py] post_package_info(): [LIBRARY DOES NOT EXIST (KB-H054)] OK zstd/1.4.9: Already installed! [HOOK - conan-center.py] post_package_info(): [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] OK [HOOK - conan-center.py] post_package_info(): [LIBRARY DOES NOT EXIST (KB-H054)] OK ktx/4.0.0: Copying sources to build folder ktx/4.0.0: Building your package in C:\J\w\BuildSingleReference@3\.conan\data\ktx\4.0.0\_\_\build\d6c8cf88e8ffdaa71ca604686aa4c6d492217f69 ktx/4.0.0: 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 ktx/4.0.0: Calling build() ktx/4.0.0: ktx/4.0.0: WARN: Build folder is dirty, removing it: C:\J\w\BuildSingleReference@3\.conan\data\ktx\4.0.0\_\_\build\d6c8cf88e8ffdaa71ca604686aa4c6d492217f69 ktx/4.0.0: ERROR: Package 'd6c8cf88e8ffdaa71ca604686aa4c6d492217f69' build failed ktx/4.0.0: WARN: Build folder C:\J\w\BuildSingleReference@3\.conan\data\ktx\4.0.0\_\_\build\d6c8cf88e8ffdaa71ca604686aa4c6d492217f69 ERROR: ktx/4.0.0: Error in build() method, line 65 self._patch_sources() while calling '_patch_sources', line 80 tools.remove(os.path.join(basisu_dir, "encoder", "lodepng.cpp")) AttributeError: module 'conans.tools' has no attribute 'remove'