040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree f5f676a408612470c536e777f85778356374ebf8	library_desugar
040000 tree 1eba4f86a940fac63b906726516b7a74c68ad329	main
040000 tree 403a334daa2be26249a5a7e5e9a23542c81a7a90	test