040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree f5f676a408612470c536e777f85778356374ebf8	library_desugar
040000 tree 5618474b74af85e3e6feaf85c791ab940fa2ef1d	main
040000 tree 2c3ad118681339076f012d2001c77e71f9c98e7c	test