parse "gopher://null.host:0/\u0083R\xbe\xafĈ\x03\x9dF=C\x9b\xf7\x1f\\-\\\\V\xf51\x13D\x1b$\xf8\xa8E\xcf\x19E;r\xdcD\xb1$l\xb2\x8e&am\x17\x13]6\xc6_S,\xd7W\x9d\xfa\x8f\x97HFe@\xab:\xbd\x1b \x83'C\x95\xba\x1e\x9bhf\x89n0^\x0f0\xe6e\xe2ȶ\x84QLP\x95\x1e\x9a\xf7\xc3\xcc\xcb*\xe2,\xdc=x": net/url: invalid control character in URL