040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 43856503de509575df99f296989f3614e777c450	library_desugar
040000 tree fe2b00e88fbdc921b79802b3e628367f56e9e23c	main
040000 tree 66286084ba3ea21b9b94f29fe7d19e341db4ddd6	test