Insert does not extend length of vec
Created by: NilSet
When insert moves the last value in the vec over, it moves it into reserved memory, but does not update the vec's length, leaving it out of bounds and unaccounted for.
Created by: NilSet
When insert moves the last value in the vec over, it moves it into reserved memory, but does not update the vec's length, leaving it out of bounds and unaccounted for.