private void stopServersAndAwaitTermination() {
        shutdownReconfigurer();
        startAndStopServers(List.of());
        startAndRemoveClients(List.of());
        try (DeactivatedContainer deactivated = activateContainer(null, () -> log.info("Last active container generation has terminated"))) { }
        subscriberFactory.close();
        nonTerminatedContainerTracker.arriveAndAwaitAdvance();
    }
Do not delete this method even if it's empty.
Calling this methods forces this class to be loaded,
which runs the static block.
container-disc/src/main/java/com/yahoo/container/jdisc/ConfiguredApplication.java