040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 2acd0bfa206510dcc497e65088c05a761adf4148	library_desugar
040000 tree e3e984203778d43b650265aa6c021d8df7417c47	main
040000 tree 60b210b6b10a4530da571ddaa6a4c8a3c425e6e2	test