040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 2acd0bfa206510dcc497e65088c05a761adf4148	library_desugar
040000 tree 5aaf7450907099a63d58f9acd45338c39bb95fb0	main
040000 tree aa2c1c29aa103027ab59cc057cb1e9b25be96417	test