040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 43856503de509575df99f296989f3614e777c450	library_desugar
040000 tree 6e9c296ad250c6b94363e609c732dda91a652428	main
040000 tree 8b164482c63b42b20fab5eb92c23358112d61865	test