040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree c7bc58b908681e350e84f42210e0237ac223ac63	library_desugar
040000 tree 48654bb7139aff788f807058bf43c6c5278dbc6e	main
040000 tree 965ea7f2aa52de23f6d5c502ef130a4f6ca93f77	test