parse "gopher://null.host:0/Ï\xc0D\xf1\xf6\x12r\xf3\xc2\xea\x17:\xc1\xf2\xc0\xbb\xc0Q\xf3\xf6\f\xfdT\x0e\xc0\x98ݞ\xa1\x1f\xc4\xc4N\x19=T\x94}\x8f\x83,\xcba\x1417\xf6\x1e\xd1\x1d$\xb4|\x02mD\a\x86\x96\xa4\xa1\xa9SB_\"\xdavB\xa3\x95 \xaeVX|\x06\xbc\xb8\x13c\x0elJ]X\xa9\xa3ЅM:": net/url: invalid control character in URL