^CMake Error at .*/Modules/CMakeDetermineSwiftCompiler\.cmake:[0-9]+ \(message\):
  Swift language not supported by Xcode [0-9\.]+
Call Stack \(most recent call first\):
  XcodeTooOld\.cmake:[0-9]+ \(enable_language\)
  CMakeLists\.txt:[0-9]+ \(include\)
