040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 43856503de509575df99f296989f3614e777c450	library_desugar
040000 tree 3af26f56ac0fad6f6b33b99c70551caf2ff36bb7	main
040000 tree 1e1e284aa3635c00843ff23f23567582076c59d5	test