040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 43856503de509575df99f296989f3614e777c450	library_desugar
040000 tree 858c8ba123b655ad2aaabc74518deb580101f836	main
040000 tree 7d5f367e285c306f2d427a42f2c24d5ed54a7bdb	test