parse "gopher://x\xf8\xaa\x16\xc7\xc3\xd2Z6xX^K\x96\x87\xc4\x16\x12\x1e.Q\x1e:\xbeC]]y\x80<\x94/\x9c\x87Z\xb6xhI\xa5\xcd'\xd2\fujC\xfe\a\xd0}u\xbdc<,\xfc[\xc8C\xb3\xddV<\\\x8c\xe2\xfd\x1f\x0e\x95(\x0f-\xa2\x1c\xe4\xc1\xfd\xba\xfd<\xb4\x8a\x12\xf0\xe0\x14\xc5\xfb": net/url: invalid control character in URL