parse "gopher://null.host:0/,D\x8b\x1d\xfb,\xd2\x1e\x9a<&\x1f\xfa\xbd\xcd\xe0\xad<ۈ\xd8\xea\xe85\xf9\x8c_B\xbc\x16\xad\xdd(\xe4\x8eQ\xbc": net/url: invalid control character in URL