040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 2acd0bfa206510dcc497e65088c05a761adf4148	library_desugar
040000 tree 0da000347ccc3772ce0f6875a92dda47cb3c0afd	main
040000 tree 917bd9e37b59b212a500026a6054d16f2038efd4	test