Program: 147429
Project: 147429
Buggy source:
public void subscribe() throws NamingException, JMSException {
  InitialContext ctx=init();
  TopicConnectionFactory connFactory=(TopicConnectionFactory)ctx.lookup(CF_NAME);
  TopicConnection topicConnection=connFactory.createTopicConnection();
  topicConnection.start();
  TopicSession topicSession=topicConnection.createTopicSession(false,QueueSession.AUTO_ACKNOWLEDGE);
  Topic topic1=topicSession.createTopic(topicName_1);
  Topic topic2=topicSession.createTopic(topicName_2);
  Topic topic3=topicSession.createTopic(topicName_3);
  Topic topic4=topicSession.createTopic(topicName_4);
  Topic topic5=topicSession.createTopic(topicName_5);
  Topic topic6=(Topic)ctx.lookup(topicName_6);
  Topic topic7=(Topic)ctx.lookup(topicName_7);
  TopicSubscriber topicSubscriber1=topicSession.createSubscriber(topic6);
  TopicSubscriber topicSubscriber2=topicSession.createSubscriber(topic7);
  Message message1;
  System.out.println("String_Node_Str" + topicName_6 + "String_Node_Str");
  while ((message1=topicSubscriber1.receive(5000)) != null) {
    if (message1 instanceof TextMessage) {
      TextMessage textMessage=(TextMessage)message1;
      System.out.println("String_Node_Str" + textMessage.getText());
    }
  }
  Message message2;
  System.out.println("String_Node_Str" + topicName_7 + "String_Node_Str");
  while ((message2=topicSubscriber2.receive(5000)) != null) {
    if (message2 instanceof TextMessage) {
      TextMessage textMessage=(TextMessage)message2;
      System.out.println("String_Node_Str" + textMessage.getText());
    }
  }
  topicSubscriber1.close();
  topicSubscriber2.close();
  topicSession.close();
  topicConnection.stop();
  topicConnection.close();
}

Fixed version (ground truth):
public void subscribe() throws NamingException, JMSException {
  InitialContext ctx=init();
  TopicConnectionFactory connFactory=(TopicConnectionFactory)ctx.lookup(CF_NAME);
  TopicConnection topicConnection=connFactory.createTopicConnection();
  topicConnection.start();
  TopicSession topicSession1=topicConnection.createTopicSession(false,QueueSession.AUTO_ACKNOWLEDGE);
  TopicSession topicSession2=topicConnection.createTopicSession(false,QueueSession.AUTO_ACKNOWLEDGE);
  Topic topic1=topicSession1.createTopic(topicName_1);
  Topic topic2=topicSession1.createTopic(topicName_2);
  Topic topic3=topicSession1.createTopic(topicName_3);
  Topic topic4=topicSession1.createTopic(topicName_4);
  Topic topic5=topicSession1.createTopic(topicName_5);
  Topic topic6=(Topic)ctx.lookup(topicName_6);
  Topic topic7=(Topic)ctx.lookup(topicName_7);
  TopicSubscriber topicSubscriber1=topicSession1.createSubscriber(topic6);
  TopicSubscriber topicSubscriber2=topicSession2.createSubscriber(topic7);
  isSubscriptionComplete=true;
  Message message1;
  System.out.println("String_Node_Str" + topicName_6 + "String_Node_Str");
  while ((message1=topicSubscriber1.receive(5000)) != null) {
    if (message1 instanceof TextMessage) {
      TextMessage textMessage=(TextMessage)message1;
      System.out.println("String_Node_Str" + textMessage.getText());
    }
  }
  Message message2;
  System.out.println("String_Node_Str" + topicName_7 + "String_Node_Str");
  while ((message2=topicSubscriber2.receive(5000)) != null) {
    if (message2 instanceof TextMessage) {
      TextMessage textMessage=(TextMessage)message2;
      System.out.println("String_Node_Str" + textMessage.getText());
    }
  }
  topicSubscriber1.close();
  topicSubscriber2.close();
  topicSession1.close();
  topicSession2.close();
  topicConnection.stop();
  topicConnection.close();
}