040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree f5f676a408612470c536e777f85778356374ebf8	library_desugar
040000 tree 4843a45f6a3c119ad55a07b489295c99611cbb5d	main
040000 tree e4042221c512a113d9ca5790936f2614426bd2fd	test