note: Build preparation complete
warning: Building targets in manual order is deprecated - check "Parallelize build for command-line builds" in the project editor, or set DISABLE_MANUAL_TARGET_ORDER_BUILD_WARNING in any of the targets in the current build to suppress this warning
error: unable to write module session file at 'org.llvm.clang/ModuleCache.noindex/Session.modulevalidation': unknown error
warning: Traditional headermap style is no longer supported; please migrate to using separate headermaps and set 'ALWAYS_SEARCH_USER_PATHS' to NO. (in target 'libIrrlicht.a' from project 'MacOSX')
** BUILD FAILED **

Cleaning up file based variables
ERROR: Job failed: exit status 1