ヒープ領域余らせたままOutOfMemoryだせたよー

A.java

public class A {
  public static void main(String[] args) {
    while (true) {
      new Thread(new Runnable() {
        public void run() {
          try {
            Thread.sleep(10000L);
          } catch (InterruptedException e) {
          }
        }
      }).start();
    }
  }
}

(dotimes [i 10000] (.start (Thread. #(Thread/sleep 10000))))