040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree a2afb912f1921e763103db94599bb9b915187e9c	library_desugar
040000 tree 20040e13b06cc43ba49743b157218ed9e202fc04	main
040000 tree 8bbdcaa1e558e68557a9d880fe901acd9902292c	test