parse "gopher://null.host:0/Ú;\xbf\xcefm\x85\xf4\xfe\xf8 \x00\f\xa0R\x8a\x96\xb1J\xde\xf9\xeb\xc5E\xaf`\xe7\xbf'\x92\x14\x12\xc8": net/url: invalid control character in URL