Program: 6964
Project: 6964
Buggy source:
@Override public void initialize(RealtimeContext context) throws Exception {
  super.initialize(context);
  System.setProperty("String_Node_Str","String_Node_Str");
  Schema.Field idField=Schema.Field.of(ID,Schema.of(Schema.Type.LONG));
  Schema.Field msgField=Schema.Field.of(MSG,Schema.of(Schema.Type.STRING));
  Schema.Field langField=Schema.Field.of(LANG,Schema.of(Schema.Type.STRING));
  Schema.Field timeField=Schema.Field.of(TIME,Schema.of(Schema.Type.LONG));
  Schema.Field favCount=Schema.Field.of(FAVC,Schema.of(Schema.Type.INT));
  Schema.Field rtCount=Schema.Field.of(RTC,Schema.of(Schema.Type.INT));
  Schema.Field sourceField=Schema.Field.of(SRC,Schema.of(Schema.Type.STRING));
  Schema.Field geoLatField=Schema.Field.of(GLAT,Schema.of(Schema.Type.DOUBLE));
  Schema.Field geoLongField=Schema.Field.of(GLNG,Schema.of(Schema.Type.DOUBLE));
  Schema.Field reTweetField=Schema.Field.of(ISRT,Schema.of(Schema.Type.BOOLEAN));
  recordBuilder=StructuredRecord.builder(Schema.recordOf("String_Node_Str",idField,msgField,langField,timeField,favCount,rtCount,sourceField,geoLatField,geoLongField,reTweetField));
  statusListener=new StatusListener(){
    @Override public void onStatus(    Status status){
      tweetQ.add(status);
    }
    @Override public void onDeletionNotice(    StatusDeletionNotice statusDeletionNotice){
    }
    @Override public void onTrackLimitationNotice(    int i){
    }
    @Override public void onScrubGeo(    long l,    long l1){
    }
    @Override public void onStallWarning(    StallWarning stallWarning){
    }
    @Override public void onException(    Exception e){
    }
  }
;
  ConfigurationBuilder configurationBuilder=new ConfigurationBuilder();
  configurationBuilder.setDebugEnabled(false).setOAuthConsumerKey(twitterConfig.consumerKey).setOAuthConsumerSecret(twitterConfig.consumeSecret).setOAuthAccessToken(twitterConfig.accessToken).setOAuthAccessTokenSecret(twitterConfig.accessTokenSecret);
  twitterStream=new TwitterStreamFactory(configurationBuilder.build()).getInstance();
  twitterStream.addListener(statusListener);
  twitterStream.sample();
}

Fixed version (ground truth):
@Override public void initialize(RealtimeContext context) throws Exception {
  super.initialize(context);
  System.setProperty("String_Node_Str","String_Node_Str");
  Schema.Field idField=Schema.Field.of(ID,Schema.of(Schema.Type.LONG));
  Schema.Field msgField=Schema.Field.of(MSG,Schema.of(Schema.Type.STRING));
  Schema.Field langField=Schema.Field.of(LANG,Schema.of(Schema.Type.STRING));
  Schema.Field timeField=Schema.Field.of(TIME,Schema.of(Schema.Type.LONG));
  Schema.Field favCount=Schema.Field.of(FAVC,Schema.of(Schema.Type.INT));
  Schema.Field rtCount=Schema.Field.of(RTC,Schema.of(Schema.Type.INT));
  Schema.Field sourceField=Schema.Field.of(SRC,Schema.of(Schema.Type.STRING));
  Schema.Field geoLatField=Schema.Field.of(GLAT,Schema.of(Schema.Type.DOUBLE));
  Schema.Field geoLongField=Schema.Field.of(GLNG,Schema.of(Schema.Type.DOUBLE));
  Schema.Field reTweetField=Schema.Field.of(ISRT,Schema.of(Schema.Type.BOOLEAN));
  schema=Schema.recordOf("String_Node_Str",idField,msgField,langField,timeField,favCount,rtCount,sourceField,geoLatField,geoLongField,reTweetField);
  statusListener=new StatusListener(){
    @Override public void onStatus(    Status status){
      tweetQ.add(status);
    }
    @Override public void onDeletionNotice(    StatusDeletionNotice statusDeletionNotice){
    }
    @Override public void onTrackLimitationNotice(    int i){
    }
    @Override public void onScrubGeo(    long l,    long l1){
    }
    @Override public void onStallWarning(    StallWarning stallWarning){
    }
    @Override public void onException(    Exception e){
    }
  }
;
  ConfigurationBuilder configurationBuilder=new ConfigurationBuilder();
  configurationBuilder.setDebugEnabled(false).setOAuthConsumerKey(twitterConfig.consumerKey).setOAuthConsumerSecret(twitterConfig.consumeSecret).setOAuthAccessToken(twitterConfig.accessToken).setOAuthAccessTokenSecret(twitterConfig.accessTokenSecret);
  twitterStream=new TwitterStreamFactory(configurationBuilder.build()).getInstance();
  twitterStream.addListener(statusListener);
  twitterStream.sample();
}