040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 4a7949852113a6f3478e1acd24655337a68f36f0	library_desugar
040000 tree 13675e4813e1983462c26c45e68d018d9b55b389	main
040000 tree 5f27f2ef1d31d23f9476281c7c7f84b2f90c2927	test