parse "gopher://null.host:0/:l\xa6խ\x96b\x9f\xf1\xb8\xd4\xc7Z\xb5s=\xf8&\xde\xd9$\x02$ˀ\x0e\xa2\f\xb2\x9a\xcb\xdd*\x8f\x97\x03\xdcY\u007f\xc4=t\x83W\xb7\xa8\x97[\x8f\xb9\xc0N&0m\x86T|R": net/url: invalid control character in URL