parse "gopher://null.host:0/8\x00\x8bW1\x80{\x19F\x80\xa0y\x00Pq5\x03\xf8\xcd\x03\xc0\x03\xdc\xc87q\r\x03\xf8\xc9\x03@\xe3O\x00\xe0\xc9Z.\xbf\a\x80\xf0\xf9\x00\xf0\xe9:֭\xbe\x97a0\xdd\xc8\x05\x90\u007fu\x1d": net/url: invalid control character in URL