040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 2acd0bfa206510dcc497e65088c05a761adf4148	library_desugar
040000 tree 82831a47803e779475adcf4e8eb8ce963aee91f1	main
040000 tree fc8b0888c58d33fa5ac7972a28ded34610a8ce7f	test