040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 2acd0bfa206510dcc497e65088c05a761adf4148	library_desugar
040000 tree be3dbff8757d976196d3d3777d530a615e28fc96	main
040000 tree 9fc4efc6b90c280027ccb9f750be76d25d99dc24	test