this.actionClass = actionClass;
    }

    public Class<?> getActionClass() {
        return actionClass;
    }

    @Override
    public synchronized Throwable fillInStackTrace() {
        return null;
    }

      // IteratorTester doesn't expect exceptions for hasNext().
      return true;
    }

    @Override
    public E next() {
      ex.fillInStackTrace();
      throw ex;
    }

    @Override
    public void remove() {
      ex.fillInStackTrace();
      throw ex;
    }
  }

      // IteratorTester doesn't expect exceptions for hasNext().
      return true;
    }

    @Override
    public E next() {
      ex.fillInStackTrace();
      throw ex;
    }

    @Override
    public void remove() {
      ex.fillInStackTrace();
      throw ex;
    }
  }

  private static final class TimeoutFutureException extends TimeoutException {
    private TimeoutFutureException(String message) {
      super(message);
    }

    @Override
    public synchronized Throwable fillInStackTrace() {
      setStackTrace(new StackTraceElement[0]);
      return this; // no stack trace, wouldn't be useful anyway
    }
  }

  @Override
  @CheckForNull
  protected String pendingToString() {

PLkotlinx/coroutines/JobCancellationException;->equals(Ljava/lang/Object;)Z
PLkotlinx/coroutines/JobCancellationException;->fillInStackTrace()Ljava/lang/Throwable;
PLkotlinx/coroutines/JobImpl;->getOnCancelComplete$kotlinx_coroutines_core()Z

scala/util/control/BreakControl.class package scala.util.control; public final synchronized class BreakControl extends Throwable implements ControlThrowable { public final Throwable scala$util$control$NoStackTrace$$super$fillInStackTrace(); public final Throwable fillInStackTrace(); public void BreakControl(); } scala/sys/package$.class package scala.sys; public final synchronized class package$ { public static final package$ MODULE$; public static void <clinit>(); public static scala.runtime.Nothing$...