parse "gopher://null.host:0/ë\xcd\xe5\xaf\u007f\x87\x06 _\xce-\xa2\x11\x00ƀ\a\x0f\xb0!\b\x84:ͥ.\x8c\xd4\x10\x02\xd11R": net/url: invalid control character in URL