I BOUGHT A TESLA MODEL 3 ON 9/19/20. ON 9/23/20 I WAS WAITING IN MY CAR IN A LINE OF CARS AT A FAST FOOD DELIVERY WINDOW, STOPPED 8-10 FT BEHIND A LARGE VEHICLE WITH MY FOOT ON THE BRAKE AS WELL AS IN THE PARK MODE BECAUSE OF THE SLOW SERVICE AHEAD. AFTER A WHILE I REALIZED THAT MY TESLA HAD STARTED MOVING SLOWLY TOWARDS THE VEHICLE IN FRONT. PUMPING THE BRAKE, TRYING TO CHANGE THE GEAR TO REVERSE DID NOT STOP THE CAR. THE SCREEN DATA DISAPPEARED AND A MESSAGE FLASHED SAYING THAT ALL SAFETY FEATURES WERE OFF. I OPENED THE DOOR WHICH IS SUPPOSED TO STOP THE CAR. IT DID NOT EVEN AFTER I GOT OUT OF IT. IT CONTINUED TO MOVE EVEN AFTER CONTACT WAS MADE WITH THE CAR IN FRONT. THE TESLA WAS COMPLETELY CRUSHED. IT WAS A TOTAL LOSS ACCORDING TO A REPAIR SHOP WHERE IT WAS TOWED ON TESLA'S RECOMMENDATION. WHEN I CONTACTED TESLA THEY INFORMED ME THAT MY ACCELERATOR WAS FULLY DEPLOYED. NOT TRUE. I BOUGHT THE TESLA BECAUSE OF ALL THE SAFETY FEATURES, NONE OF WHICH SEEMED TO WORK INCLUDING FAILURE TO NOTICE A LARGE VEHICLE IN FRONT, NOT STOPPING WHEN THE DOOR WAS OPENED, STARTING BY ITSELF IN THE PARK MODE, AND THE DATA SCREEN GOING BLANK EXCEPT FOR THE MESSAGE ABOUT SAFETY SYSTEMS BEING OFF.