040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 2acd0bfa206510dcc497e65088c05a761adf4148	library_desugar
040000 tree 061385f1f271bd92566b9b51bf0c0c88f3e17176	main
040000 tree aa2c1c29aa103027ab59cc057cb1e9b25be96417	test