parse "gopher://null.host:0/¯L6\x9f\xb9\xe2\xf1\r\f\r^\xeb\xb1\xf1!-nЛm\x16\x1c\x83[\xeb\xd5n\xb3\xd5\xd1907\xddm\x94\xb5K": net/url: invalid control character in URL