040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree c7bc58b908681e350e84f42210e0237ac223ac63	library_desugar
040000 tree 4388cc7bf8a7c8e4b84a15a2a7cd51bf63605c4d	main
040000 tree 56e40d92b33efe87ea53266c4b527063a27ea135	test