From my experience, it may have changed due to past events (terrorists)
they barely check bags so anyone could be carrying w/e they want, if ur up in front and they moshpit in the middle say byebye to ur healthy bones (well I'm a girl so maybe if ur a strong lad)
also i had to wash my hair twice cause it didnt stop smelling like weed afterwards LOL
but good music, good vibes, VERY HOT in there I suggest you to bring some water with ur own because prices are always high there