parse "gopher://null.host:0/Y\xdeq\xe5\xff\xfe)\xc1\r\rB\xa9\xf4\xaa6\xfc\xe2\xdc2?\xac\x8f>\xb4&)\xa5\x8f\xe0\x01-\xcc7u\x14\x10Io\x80O": net/url: invalid control character in URL