040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 43856503de509575df99f296989f3614e777c450	library_desugar
040000 tree 1db911098fc493aeffe0d65b06fb700d13b0d28f	main
040000 tree 2fa69b3607609666ab1550ad44e3c171e4d07aee	test