parse "gopher://null.host:0/ðH\xaa\xad\xb9\x95:\xadl\x7f\x14\x7f@\xa7\x853\x9e\xf6l\xfbwPCH\x97\xa59\x8d\xc9\x1eE\x04\xac\xae": net/url: invalid control character in URL