parse "gopher://null.host:0/È\x99\xf2\xf6\xbb\xc7ޠ\xd5\xf4퉩\x00\xed\xb4\xd9A\x01\xae\xdd\a\x19D[b\xfc\x14\x02\xca\x16'\x9ak \x00HIܹs\xf96[\x98h\xf0<\x9b\x80]\xca": net/url: invalid control character in URL