040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree f5f676a408612470c536e777f85778356374ebf8	library_desugar
040000 tree 5a96ba02fbf155e2d8d5aa8cd8cacf08dccc546c	main
040000 tree 02ae2121ecb0d51ec946237e44fa0e831826b419	test