040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 2acd0bfa206510dcc497e65088c05a761adf4148	library_desugar
040000 tree 491992d24f33249e5fa9850ca1c865ec4efba63d	main
040000 tree bfdba5aab85311719aa9cd05b931b68e266e80ec	test