[HOOK - conan-center.py] pre_export(): WARN: [FPIC OPTION (KB-H006)] This recipe does not include an 'fPIC' option. Make sure you are using the right casing
r8brain-free-src/4.6: WARN: Build folder is dirty, removing it: /home/conan/workspace/cci_PR-2536/3/0_0/.conan/data/r8brain-free-src/4.6/_/_/build/2de3d908e1d9b246c9b2b6ea5c083ff1297f138b
r8brain-free-src/4.6: WARN: Trying to remove corrupted source folder
r8brain-free-src/4.6: WARN: This can take a while for big packages
[HOOK - conan-center.py] pre_source(): ERROR: [IMMUTABLE SOURCES (KB-H010)] Create a file 'conandata.yml' file with the sources to be downloaded. (https://github.com/conan-io/conan-center-index/blob/master/docs/error_knowledge_base.md#KB-H010) 
[HOOK - conan-center.py] pre_source(): ERROR: [IMMUTABLE SOURCES (KB-H010)] Use 'tools.get(**self.conan_data["sources"]["XXXXX"])' in the source() method to get the sources. (https://github.com/conan-io/conan-center-index/blob/master/docs/error_knowledge_base.md#KB-H010) 
ERROR: [HOOK - conan-center.py] pre_source(): Some checks failed running the hook, check the output