040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree c7bc58b908681e350e84f42210e0237ac223ac63	library_desugar
040000 tree 3b067b0ca80b0117352e8a11772cfc18bbcc3f54	main
040000 tree 65a47f472ca9a7afeaa8f84d68956b428a420607	test