040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 2acd0bfa206510dcc497e65088c05a761adf4148	library_desugar
040000 tree 862d0de5a4887e6fcba613eb58717b7cb260ec79	main
040000 tree 3cd482c9251fc0345a7b5d619aff2dc08b570829	test