parse "gopher://null.host:0/Å\x97\x04\x81p\\\x0f\xb6'\xa01\xb3\xbd\xdcJޣ\x87\xe7\x05Ѥ\xd9W\xbe61\x8f3\x8aLbW\xf73\u007fjE\x02)\x90N_\xf0\xedE\b\xaf\x856Y\bp\xc4$/\xe3\xb1\xfe!\xc7\xf4m\xc2\xc0\xe0\xf7\xab\x99y\x8f\x82\xe14\x0e\f\xbe\xaa\xe2疵\xa2\xb7\x1eY \x87w^\xc4)\x81i`\xe0\x83\xa1iY\x97\x96c\\ \xb7": net/url: invalid control character in URL