******************************************************************************** conan install ixwebsocket/11.2.3@ --profile=/home/conan/w/BuildSingleReference/8565/9ee17195-c144-4566-a2ca-fcfcef49b651/profile.txt --build=ixwebsocket ******************************************************************************** Configuration: [settings] arch=x86_64 arch_build=x86_64 build_type=Release compiler=gcc compiler.libcxx=libstdc++ compiler.version=9 os=Linux os_build=Linux [options] [build_requires] [env] ixwebsocket/11.2.3: Forced build from source Installing package: ixwebsocket/11.2.3 Requirements ixwebsocket/11.2.3 from local cache - Cache mbedtls/2.16.3-apache from 'conan-center' - Cache zlib/1.2.11 from 'conan-center' - Cache Packages ixwebsocket/11.2.3:8933f645191cdfe54ea767880b342440f8b4fd80 - Build mbedtls/2.16.3-apache:8e0939db49a1d312829524beb4d0b6824e47691d - Cache zlib/1.2.11:6af9cc7cb931c5ad942174fd7838eb655717c709 - Cache Installing (downloading, building) binaries... zlib/1.2.11: 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 mbedtls/2.16.3-apache: 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 [HOOK - conan-center.py] pre_source(): [IMMUTABLE SOURCES (KB-H010)] OK ixwebsocket/11.2.3: Configuring sources in /home/conan/w/BuildSingleReference/.conan/data/ixwebsocket/11.2.3/_/_/source ixwebsocket/11.2.3: WARN: Build folder is dirty, removing it: /home/conan/w/BuildSingleReference/.conan/data/ixwebsocket/11.2.3/_/_/build/8933f645191cdfe54ea767880b342440f8b4fd80 ixwebsocket/11.2.3: WARN: Trying to remove corrupted source folder ixwebsocket/11.2.3: WARN: This can take a while for big packages ERROR: ixwebsocket/11.2.3: Error in source() method, line 68 tools.get(**self.conan_data["sources"][self.version]) KeyError: 'sources'