040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree f5f676a408612470c536e777f85778356374ebf8	library_desugar
040000 tree 1db045cb83764fc622022785a47150b8ffd58150	main
040000 tree 72599bb8d7a4c9b3cf782907c53018809d1a3021	test