parse "gopher://null.host:0/w\xdc\xfa_2\xe0\xd3D\xfd8\xd0j\fr9\xb4\x86\x02_\\\x80Yg\x80Irp cƤ\x1c\"\x95\xf3\x9b\x90֧8\xca]\xed\xe5\xb2\xf7\xa8\xf0{\xa4": net/url: invalid control character in URL