040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree f5f676a408612470c536e777f85778356374ebf8	library_desugar
040000 tree 53989f095b0a1627c9e0628e406edc0bc9fa89f6	main
040000 tree c92263c3c18ab856c5a4f551df3532d99613d60b	test