currentContainerStateCount := getContainerStateCount(podStatus)

		// old and new set of container states may vary;
		// get a unique set of container states combining both
		containerStates := make(map[kubecontainer.State]bool)
		for state := range oldContainerStateCount {
			containerStates[state] = true
		}
		for state := range currentContainerStateCount {
			containerStates[state] = true
		}