parse "gopher://null.host:0/ì\x1b\x1d\xe44\x8d'\xcc\xd1W\x98q\x17h\xefI\xe5,\xe3x\xe8TԘS\xc3\xf8}\xbeu:n\x95\x12xE\xa1\x87\x16,\xffc\xdb^څ\xb4e\x83\xa3fE\xffs\x83o\xd6!y\xae": net/url: invalid control character in URL