parse "gopher://null.host:0/ã\xb1\xa8Dϝ\xc1\x91\xa3\r\xd5\xe2l\xfb\xe1\xf3UV0\xdeΗ\xce\xf3\xafu\xc8~\x02\f\xb5s\xd0*ȥ\x1b금": net/url: invalid control character in URL