The sign behind the bar says "Last call 2 AM" however Maine has a strict, statewide cutoff time of 1 a.m when bars must stop serving alcohol.
As Jim has finished his meal at the Diner, (time 13 mins 11 secs) his cutlery (both knife and fork) are 180 opposite to his seated position, it appears that the set manager placed the plate with cutlery facing them instead of Jim, hence the orientation of the knife and fork to Jim on the plate are inaccurate.
Near the end, Debbie is out in front of Dick's Diner having a cigarette and talking on the phone, while leaning on the Honda Civic that George had driven into the forest days earlier before Jim found it and threw its keys into the snow.