A California mandated ventless gas can meets a sudden temperature change. Hijinks ensue.
When the overnight temperature dropped in Raleigh, the gasoline vapor inside this can condensed enough to cause ordinary atmospheric pressure to collapse the sides.
Not necessarily a problem in the larger scheme of things, but the two creases at the corner may eventually suffer flex fatigue and crack enough to allow gas to leak out.
As Sergeant Phil Esterhaus famously said “Let’s be careful out there!”