parse "gopher://null.host:0/ª\xff䣜фs[\xebF\xaf\xc4\xf8ؒ\x1c\u007fR\xf1\x99\x90&/\x8eS\u007fn\x99\x9aq\xe5\"\xd8F\xf3\x99\x86ɟ~\v\x06ckw\xb7\xe1\x89\xfc\x16\xcd\x19}W": net/url: invalid control character in URL