040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree c7bc58b908681e350e84f42210e0237ac223ac63	library_desugar
040000 tree 25989b753e21cc1d04b46a976bca0da55a9d4171	main
040000 tree b1f0b66ecaf41481893e0bebba5cb99848f02f3d	test