parse "gopher://null.host:0/\u0084\xb0\x85\x86\xcc\u009b\xc9l\f&\x98\x95DB\x940kd\xd1@\xa2$a\x84\xc7\x01\x06\x91\b\x14\x88\xa4\xa3k!\x83!a\x8bB\xa0\xe1\xf4-\xddl`!\xf310(!\xb2\xbf\xe9": net/url: invalid control character in URL