040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 43856503de509575df99f296989f3614e777c450	library_desugar
040000 tree 434a91b705a2235cd883ce42798c365a1a65b348	main
040000 tree a501e2f48117b5fae02e040afac1f5c94e6c4a0d	test