040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 2acd0bfa206510dcc497e65088c05a761adf4148	library_desugar
040000 tree 67a2cd77801c5d46b796d4390e02ca45abadeed5	main
040000 tree eee460bbb7849869a24ab537edaa2b4c47749343	test