parse "gopher://J\x01\xa3\x0f\x87\f\xf2u\x99{\xd4B\xdf i\xb3h\b\x80\xea\xfc\xb9\xdcg\\d\x156\x05&\xfa\x8c\x03\u007f\u007f\x86\ue131T\b\xe7/": net/url: invalid control character in URL