040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 04989b0218ac20dfa427f565c538798472f22933	keepanno
040000 tree 447ee22ce6b7832a65f188d3479f0415c8b425c5	library_desugar
040000 tree 15e678a9dc32d75fb9dbf6a2dd5b83a886130b56	main
040000 tree 9ca0236284bbea8b883cfdb8ffd16022e7270531	test