parse "gopher://null.host:0/'\a\"x\xc5c\x06{{}\xc4a\x1bh;E \x12»FưN\xe7H\xb4ñ\u03a2<-\x94\xcb\xf8}Փ\xa4l\xdcb\xeca\xd1\x00S": net/url: invalid control character in URL