parse "gopher://null.host:0/\x0fP \x1e8\xefI\xf0\xc5\xfeyh\x9d/[8\xceT(L̠\xf4\xe5pU/elͫ\xcf\xf1{3\xcay\x86\xa8y\r\xfb\x94\xb4\xf0\xb5(\xed\xdc\xf3\xb7\f=\x80": net/url: invalid control character in URL