040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree f5f676a408612470c536e777f85778356374ebf8	library_desugar
040000 tree 34c147e7a4d4e46a911c88d83801774f95b03075	main
040000 tree 85e1c8ed1047bceaf681cee08129eb659210612a	test