040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree c7bc58b908681e350e84f42210e0237ac223ac63	library_desugar
040000 tree 96748b38295d8cccc001810da8d6a22a8ef4bf1f	main
040000 tree 9e8d48c3ca81b4c49538dee0600c58f8f75cf613	test