parse "gopher://null.host:0/¨\x7f\xae\xe4\x8b\x1a\aw\xb3\xfe\x8f\xc2\xc4x\xa2\xbf\x91\xcb\xe5;\xd8\xd5\xdc\x1ff\xd8|.τKE\xd1\xc4B": net/url: invalid control character in URL