parse "gopher://null.host:0/g\xd8\xe5\xa4W\x98\x83\x06cУl\b\xce2\x8f\xeb\x89\x17U\x82\xc4ܺ*ϫ\xb0\xaaԟ\b\x8d4@h\xa4\u007f\xc4": net/url: invalid control character in URL