parse "gopher://null.host:0/\x01\xbf\x8a\x93=\x9b:'\xe4>\xaa\xf3\xff0\x89>\xb9\xbb6<\xa9\x00\x9d-\xa5\xf8\x89nq|X\x80\xc3P\xcc\xdavof\xf8V\x8d\x9fa8hV A\v@9\x1fy?\xcbA\xfbbp\x8f\bO4\xeb\xd7\xf2\x1a\xed\x17\xac\x00\xafT^\x9eO[\x18\xd7\xcc\xf2\x04T(\xbe\xefF": net/url: invalid control character in URL