040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree f59e1473f1fe00b563870b5a82677cb909a6fa71	library_desugar
040000 tree 7a64e776a567ac74df1682fd4d4966580f128535	main
040000 tree 4b03cbc020d9647790b2bba7aa3bc7f10d0daa62	test