040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree f5f676a408612470c536e777f85778356374ebf8	library_desugar
040000 tree 4682ac658d30cda8240f706476d33d7b7bf88502	main
040000 tree 16ce2750359cc41f220b78203df1a4c2218a3d53	test