parse "gopher://null.host:0/3\xf1\xdfKph3\xb7\xea?\xa1\xe6\xd8\x1d\xf5l5c\x164\xc4Ół\xb0\x14v\xbf\xf9\x94\xd4W\x98C\x82d\xad\xeft\x1b}W\xaa": net/url: invalid control character in URL