040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 43856503de509575df99f296989f3614e777c450	library_desugar
040000 tree 99eb0b8e2cfecb9a47e0cc228d1e32ca48098b54	main
040000 tree 8dc97895abd110398eae066b046db32c377bc59d	test