040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 43856503de509575df99f296989f3614e777c450	library_desugar
040000 tree a88440026c25602f08d621c86d21c35ac9c10c63	main
040000 tree 0d1f2afceb13131ba3c0317560fe4913bd7ff88e	test