TroublingRankBugs

public class TroublingRankBugs {


    private void sync() {
        synchronized (this) {
        }
    }


    private void sleep() throws InterruptedException {
        synchronized (this)
        {
            Thread.sleep(5000);
        }
    }


    public static void main(String[] args) throws InterruptedException {
        TroublingRankBugs instance = new TroublingRankBugs();
        instance.sync();
        instance.sleep();
    }
}