logger.error("Suggest creator does not work correctly.", t);
            exitCode = Constants.EXIT_FAIL;
        } finally {
            if (systemMonitorTask != null) {
                systemMonitorTask.cancel();
            }
            destroyContainer();
        }

        logger.info("Finished SuggestCreator.");
        System.exit(exitCode);
    }

    private static void destroyContainer() {