He failed on all counts. There were shafts of light, such as a 22-match unbeaten run last season and a Europa League final appearance when Arsenal were heavily beaten by Chelsea, but all dawns were false. Emery, for all his pedigree, never got to grips with the task and the biggest condemnation is that all Arsenal's obvious and long-standing flaws remained as unaddressed on the day he left as when he arrived.