040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 2acd0bfa206510dcc497e65088c05a761adf4148	library_desugar
040000 tree 54f3f756e4ea2685e11b27fd3ef01e8e4bf40711	main
040000 tree 736bf91e8aaa5197a8436a0e30d8a379ad3fcfbb	test