parse "gopher://!\x8ce\xfe[\x0f~\x82\xa3\xc8\x0eZm\xf7\x99L{\x10T\xb2\x82\x82p_\x9aY\xf4\xa9EIA\"\x88i\xf1\be\f\xbd6\x13b\xd4\x01B/": net/url: invalid control character in URL