040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree c7bc58b908681e350e84f42210e0237ac223ac63	library_desugar
040000 tree 51c311f42a604bf1f6372a068c6a6026887fe628	main
040000 tree 523cc0a79561e9b24512ae4b98cbdfd40109c7ca	test