parse "gopher://null.host:0/Ý\xba3\a\xed\xcf\xf8\xa5\x8f\xa8&-?Cy\ued38\xd8\x15\xff9\xfc\x9d\x15\u007fr\xbe8\xc1Ԅ\u007f\xea\xd1\xdfb\xd6H\x13>\\": net/url: invalid control character in URL