040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 4262056eb7ff066fad97e8fc74808c651cfa0677	library_desugar
040000 tree 9353393e44805514af055f8724e7edaf4641a92d	main
040000 tree f7731d66e217ad99580111266fdc8a254ef34a3e	test