040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 2acd0bfa206510dcc497e65088c05a761adf4148	library_desugar
040000 tree 2c68efe11c89e92b7597b950b88560788076e1c3	main
040000 tree 22e6374c371b76abaeb5a1e57ebecf4f0d0c1f12	test