040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 2acd0bfa206510dcc497e65088c05a761adf4148	library_desugar
040000 tree 54c7e80fffecd443f63e6d08578632040b9b08b8	main
040000 tree 8451b97a0ca3121742c93f2e46d6faffa4407470	test