parse "gopher://null.host:0/|\x91\x025\xb6\xe1x\xd7B\vHA;\xd5OP$\x89@\x16\xc0\x94\x06\x9e\xf3V\xceZ{<\x81 \x82b \xbaV\x81&~\x04I\xd5C\xa4\x8bb\xf2\u007f\xfb\xaf\xec\xfe\x96\xe2\xd5\x06z\xf9\x1e\xf8\xfc\x96\x8e\x15": net/url: invalid control character in URL