040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 2acd0bfa206510dcc497e65088c05a761adf4148	library_desugar
040000 tree ef7320533a380b7c8ded6c414ac6a8ec2ffafad1	main
040000 tree 5442d7887122e6251d3d318e63288ba86853f755	test