parse "gopher://null.host:0/\u008d\xe9\xd6\xd7\v7nj\x19\x047\x82\x02\x89\x92\xa1(Ƿ.\x8a|=\bݍi\u00ad\xb1߄\x9f\xee\x9b\xf7j": net/url: invalid control character in URL