parse "gopher://null.host:0/5\x9b=\xfd\xda*\xfe\xf8\xdc>\x13\x1f\xd3\xd3k`\xe2\xfa\xea\xe6\xea\x83*\xce\xceNNN\x8f\x8f^\x1c\x1d\xec\x03\x15\a\xbf6\x99\xd8\xdd\xdd\x16\xa0h\xd4\x1au\x01": net/url: invalid control character in URL