parse "gopher://null.host:0/c\xa9\xf6\xf28\xcc\xd4S>\x12s܁]}L\x1e\ueb36>\f\xb7@\xe0$<\xa3Yk\x1d&F|^\xd3\xeaI\r I.\x9d\xc0\xd1\xf1\xd9\x1aݘZ\xefg$\x9d": net/url: invalid control character in URL