parse "gopher://null.host:0/\x12\\\xddU\x96\xdfz٢\x97iþ\xf9\xc2\x05\x934,\xb5/\x18\x15ߟh)\xc2㶔u\x8c\xf8\xb2\u007f\xcb\xefnk\xe7\xb3\xe5\xe4X\xe8\u007f\x83\xf7\xcd;\xc9\xe9h\x9d\x1f\xb5\x8d(z\x9d\x10\xafΧ\x04\xfa\xbf`\xf1\xc7V": net/url: invalid control character in URL