******************************************************************************** conan install ktx/4.0.0@ --profile=C:\J\w\BuildSingleReference@2/11727/1779e837-7b3a-4713-91f8-4e628f0e5265/profile.txt --build=ktx ******************************************************************************** Configuration: [settings] arch=x86_64 arch_build=x86_64 build_type=Release compiler=Visual Studio compiler.runtime=MD compiler.version=14 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:b47cf8d292ec66b83b6eaa49d8ec742ded55e99a - Build lodepng/cci.20200615:63da998e3642b50bee33f4449826b2d623661505 - Cache zstd/1.4.9:63da998e3642b50bee33f4449826b2d623661505 - 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@2\.conan\data\ktx\4.0.0\_\_\build\b47cf8d292ec66b83b6eaa49d8ec742ded55e99a 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@2\.conan\data\ktx\4.0.0\_\_\build\b47cf8d292ec66b83b6eaa49d8ec742ded55e99a ktx/4.0.0: ERROR: Package 'b47cf8d292ec66b83b6eaa49d8ec742ded55e99a' build failed ktx/4.0.0: WARN: Build folder C:\J\w\BuildSingleReference@2\.conan\data\ktx\4.0.0\_\_\build\b47cf8d292ec66b83b6eaa49d8ec742ded55e99a 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'