040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 43856503de509575df99f296989f3614e777c450	library_desugar
040000 tree 66f4f58eff888a96df8ea6edf7a12bb487dc59c9	main
040000 tree 18c51e43b21647dc4b9532b4fa7bd1f227607c80	test