040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 2acd0bfa206510dcc497e65088c05a761adf4148	library_desugar
040000 tree 9111c665c476803da95d3933d58f76d96c1861e8	main
040000 tree b6f55f1233f1181b63a3dafa2e11b2e3ddd33a47	test