If you want to make sure to get food and accomodation, you should register in advance.  Click here for registration.
Primitive accomodation on the floor is included if you bring your own sleeping bag and are among the first 50 who register. (There is a limited number of 50 mattresses in the venue – first registers, first serves.) no longer available.

Single day tickets will be available at the entrance, but these won’t include food.