040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree c7bc58b908681e350e84f42210e0237ac223ac63	library_desugar
040000 tree 6971d32479eb1b4bdd1688458bca568dc7ba9048	main
040000 tree 7e3c997b06bb60fb25a42468c2e75fd097343edc	test