Program: 169173
Project: 169173
Buggy source:
public static void main(String[] argv){
  ArgumentParser ap=buildArgumentParser();
  checkImmediateFlags(ap,argv);
  boolean runerror=false;
  String runID=makeRunId(ap);
  HangChecker hangChecker=null;
  try {
    String project;
    String source;
    String projectName;
    if (ap.isPresent(ARG_EXECUTE)) {
      project="String_Node_Str";
      projectName="String_Node_Str";
      source=ap.getStringValue(ARG_EXECUTE);
      if (ap.hasValue(ArgumentParser.DEFAULT)) {
        throw new IllegalArgumentException("String_Node_Str" + ARG_EXECUTE + "String_Node_Str");
      }
    }
 else {
      project=ap.getStringValue(ArgumentParser.DEFAULT);
      checkValidProject(project);
      projectName=projectName(project);
      source=null;
    }
    SwiftConfig config=loadConfig(ap,getCommandLineProperties(ap));
    if (ap.isPresent(ARG_SITELIST)) {
      printSiteList(config);
      System.exit(0);
    }
    setupLogging(ap,config,projectName,runID);
    logBasicInfo(argv,runID,config);
    boolean provenanceEnabled=config.isProvenanceEnabled();
    if (ap.isPresent(ARG_CDMFILE)) {
      loadCDM(ap,config);
    }
    WrapperNode tree=null;
    if (project.endsWith("String_Node_Str")) {
      try {
        tree=load(project);
      }
 catch (      Exception pe) {
        logger.debug("String_Node_Str" + project,pe);
        System.exit(3);
      }
    }
 else     if (source != null) {
      try {
        String kml=compileString(source,provenanceEnabled);
        tree=loadFromString(kml);
      }
 catch (      ParsingException pe) {
        logger.debug("String_Node_Str" + project,pe);
        System.exit(3);
      }
    }
 else {
      try {
        project=compile(project,ap.isPresent(ARG_RECOMPILE),provenanceEnabled);
      }
 catch (      ParsingException pe) {
        logger.debug("String_Node_Str" + project,pe);
        System.exit(3);
      }
      tree=load(project);
    }
    tree.setProperty("String_Node_Str",projectName + "String_Node_Str" + runID);
    tree.setProperty(WrapperNode.FILENAME,project);
    Context context=new Context();
    context.setArguments(ap.getArguments());
    context.setAttribute("String_Node_Str",config);
    context.setAttribute("String_Node_Str",projectName);
    context.setAttribute("String_Node_Str",projectName);
    context.setAttribute("String_Node_Str",runID);
    context.setAttribute("String_Node_Str",ap.isPresent(ARG_DRYRUN));
    context.setAttribute("String_Node_Str",System.getProperty("String_Node_Str"));
    String debugDirPrefix=System.getProperty("String_Node_Str");
    if (debugDirPrefix == null) {
      debugDirPrefix="String_Node_Str";
    }
 else     if (debugDirPrefix.charAt(debugDirPrefix.length() - 1) != File.separatorChar) {
      debugDirPrefix+=File.separatorChar;
    }
    context.setAttribute("String_Node_Str",debugDirPrefix);
    Main root=compileKarajan(tree,context);
    root.setFileName(projectName);
    SwiftExecutor ec=new SwiftExecutor(root);
    List<String> arguments=ap.getArguments();
    if (ap.hasValue(ARG_RESUME)) {
      arguments.add("String_Node_Str" + ap.getStringValue(ARG_RESUME));
    }
    logger.info("String_Node_Str");
    hangChecker=new HangChecker(context);
    hangChecker.start();
    long start=System.currentTimeMillis();
    ec.start(context);
    ec.waitFor();
    long end=System.currentTimeMillis();
    if (ec.isFailed()) {
      runerror=true;
    }
  }
 catch (  Exception e) {
    logger.debug("String_Node_Str",e);
    error("String_Node_Str" + getMessages(e));
  }
  if (runerror) {
    logger.info("String_Node_Str");
  }
 else {
    logger.info("String_Node_Str");
  }
  if (hangChecker != null) {
    hangChecker.stop();
    hangChecker.startShutdownCheck();
  }
  if (ma != null) {
    ma.close();
  }
  System.exit(runerror ? 2 : 0);
}

Fixed version (ground truth):
public static void main(String[] argv){
  ArgumentParser ap=buildArgumentParser();
  checkImmediateFlags(ap,argv);
  boolean runerror=false;
  String runID=makeRunId(ap);
  HangChecker hangChecker=null;
  try {
    String project;
    String source;
    String projectName;
    SwiftConfig config=loadConfig(ap,getCommandLineProperties(ap));
    if (ap.isPresent(ARG_SITELIST)) {
      printSiteList(config);
      System.exit(0);
    }
    if (ap.isPresent(ARG_EXECUTE)) {
      project="String_Node_Str";
      projectName="String_Node_Str";
      source=ap.getStringValue(ARG_EXECUTE);
      if (ap.hasValue(ArgumentParser.DEFAULT)) {
        throw new IllegalArgumentException("String_Node_Str" + ARG_EXECUTE + "String_Node_Str");
      }
    }
 else {
      if (!ap.hasValue(ArgumentParser.DEFAULT)) {
        System.out.println(loadVersion());
        error("String_Node_Str");
      }
      project=ap.getStringValue(ArgumentParser.DEFAULT);
      checkValidProject(project);
      projectName=projectName(project);
      source=null;
    }
    setupLogging(ap,config,projectName,runID);
    logBasicInfo(argv,runID,config);
    boolean provenanceEnabled=config.isProvenanceEnabled();
    if (ap.isPresent(ARG_CDMFILE)) {
      loadCDM(ap,config);
    }
    WrapperNode tree=null;
    if (project.endsWith("String_Node_Str")) {
      try {
        tree=load(project);
      }
 catch (      Exception pe) {
        logger.debug("String_Node_Str" + project,pe);
        System.exit(3);
      }
    }
 else     if (source != null) {
      try {
        String kml=compileString(source,provenanceEnabled);
        tree=loadFromString(kml);
      }
 catch (      ParsingException pe) {
        logger.debug("String_Node_Str" + project,pe);
        System.exit(3);
      }
    }
 else {
      try {
        project=compile(project,ap.isPresent(ARG_RECOMPILE),provenanceEnabled);
      }
 catch (      ParsingException pe) {
        logger.debug("String_Node_Str" + project,pe);
        System.exit(3);
      }
      tree=load(project);
    }
    tree.setProperty("String_Node_Str",projectName + "String_Node_Str" + runID);
    tree.setProperty(WrapperNode.FILENAME,project);
    Context context=new Context();
    context.setArguments(ap.getArguments());
    context.setAttribute("String_Node_Str",config);
    context.setAttribute("String_Node_Str",projectName);
    context.setAttribute("String_Node_Str",projectName);
    context.setAttribute("String_Node_Str",runID);
    context.setAttribute("String_Node_Str",ap.isPresent(ARG_DRYRUN));
    context.setAttribute("String_Node_Str",System.getProperty("String_Node_Str"));
    String debugDirPrefix=System.getProperty("String_Node_Str");
    if (debugDirPrefix == null) {
      debugDirPrefix="String_Node_Str";
    }
 else     if (debugDirPrefix.charAt(debugDirPrefix.length() - 1) != File.separatorChar) {
      debugDirPrefix+=File.separatorChar;
    }
    context.setAttribute("String_Node_Str",debugDirPrefix);
    Main root=compileKarajan(tree,context);
    root.setFileName(projectName);
    SwiftExecutor ec=new SwiftExecutor(root);
    List<String> arguments=ap.getArguments();
    if (ap.hasValue(ARG_RESUME)) {
      arguments.add("String_Node_Str" + ap.getStringValue(ARG_RESUME));
    }
    logger.info("String_Node_Str");
    hangChecker=new HangChecker(context);
    hangChecker.start();
    long start=System.currentTimeMillis();
    ec.start(context);
    ec.waitFor();
    long end=System.currentTimeMillis();
    if (ec.isFailed()) {
      runerror=true;
    }
  }
 catch (  Exception e) {
    logger.debug("String_Node_Str",e);
    error("String_Node_Str" + getMessages(e));
  }
  if (runerror) {
    logger.info("String_Node_Str");
  }
 else {
    logger.info("String_Node_Str");
  }
  if (hangChecker != null) {
    hangChecker.stop();
    hangChecker.startShutdownCheck();
  }
  if (ma != null) {
    ma.close();
  }
  System.exit(runerror ? 2 : 0);
}