String (StackTraceElement @NotNull [] stackTrace) { return stackTrace.length < 5 ? "stackTrace.length: " + stackTrace.length : "(diagnostic: " + "0: " + stackTrace[0].getClassName() + " : " + stackTrace[0].getClassName().equals("sun.misc.Unsafe") + " . " + stackTrace[0].getMethodName() + " : " + stackTrace[0].getMethodName().equals("unpark") + " 2: " + stackTrace[2].getClassName() + " : " + stackTrace[2].getClassName().equals("java.util.concurrent.FutureTask") + " . " + stackTrace[2].getMethodName() + " : " + stackTrace[2].getMethodName().equals("finishCompletion") + ")"; }