CMake Error at FileSetOverlappingBaseDirs\.cmake:[0-9]+ \(target_sources\):
  Base directories in file set cannot be subdirectories of each other:

    [^
]*/Tests/RunCMake/target_sources/\.
    [^
]*/Tests/RunCMake/target_sources/dir3
Call Stack \(most recent call first\):
  CMakeLists\.txt:[0-9]+ \(include\)