parse "gopher://null.host:0/\x12\x8d\x8eH \x12v!\xa8/\xff\b\xbds\x00\x14bJ\x02\xc6AA\xedl\xff\xf1\x1bq\xb7ߝ\x11׃4\xe0\x00\x8chអ\x8b\xcb": net/url: invalid control character in URL