******************************************************************************** conan install libnet/1.2@ --build=libnet --profile=C:\J\w\BuildSingleReference@9/18812/d4718ed6-8ab7-40a2-a418-0187f6a663a0/profile.txt ******************************************************************************** Configuration: [settings] arch=x86_64 arch_build=x86_64 build_type=Release compiler=Visual Studio compiler.runtime=MT compiler.version=15 os=Windows os_build=Windows [options] libnet:shared=False [build_requires] [env] libnet/1.2: Forced build from source Installing package: libnet/1.2 Requirements libnet/1.2 from local cache - Cache Packages libnet/1.2:2391edd7ae8590529401578cd0903c067c78e2df - Build Installing (downloading, building) binaries... [HOOK - conan-center.py] pre_source(): [IMMUTABLE SOURCES (KB-H010)] OK libnet/1.2: Configuring sources in C:\J\w\BuildSingleReference@9\.conan\data\libnet\1.2\_\_\source libnet/1.2: WARN: Build folder is dirty, removing it: C:\J\w\BuildSingleReference@9\.conan\data\libnet\1.2\_\_\build\2391edd7ae8590529401578cd0903c067c78e2df libnet/1.2: WARN: Trying to remove corrupted source folder libnet/1.2: WARN: This can take a while for big packages [HOOK - conan-center.py] post_source(): ERROR: [LIBCXX MANAGEMENT (KB-H011)] Can't detect C++ source files but recipe does not remove 'self.settings.compiler.libcxx' (https://github.com/conan-io/conan-center-index/blob/master/docs/error_knowledge_base.md#KB-H011) [HOOK - conan-center.py] post_source(): ERROR: [CPPSTD MANAGEMENT (KB-H022)] Can't detect C++ source files but recipe does not remove 'self.settings.compiler.cppstd' (https://github.com/conan-io/conan-center-index/blob/master/docs/error_knowledge_base.md#KB-H022) ERROR: [HOOK - conan-center.py] post_source(): Some checks failed running the hook, check the output