Program: 90163
Project: 90163
Buggy source:
/** 
 * Initialize, and launch the job once it has been initialized.
 * @param jInfo the JobInfo object for the job to be launched
 * @throws CloudServiceException if there is any error in the job launch
 */
@Override public void launch(final Job jInfo) throws CloudServiceException {
  LOG.info("String_Node_Str");
  init(jInfo);
  ProcessBuilder pb=new ProcessBuilder(this.args);
  String cWorkingDir=env.get("String_Node_Str") + File.separator + ji.getId();
  File userJobDir=new File(cWorkingDir);
  if (userJobDir.exists()) {
    String msg="String_Node_Str";
    ji.setJobStatus(JobStatus.FAILED,msg);
    LOG.error(ji.getStatusMsg() + "String_Node_Str" + userJobDir.getAbsolutePath());
    throw new CloudServiceException(HttpURLConnection.HTTP_INTERNAL_ERROR,msg);
  }
  boolean resMkDir=userJobDir.mkdirs();
  if (!resMkDir) {
    String msg="String_Node_Str";
    ji.setJobStatus(JobStatus.FAILED,msg);
    LOG.error(ji.getStatusMsg() + "String_Node_Str" + userJobDir.getAbsolutePath());
    throw new CloudServiceException(HttpURLConnection.HTTP_INTERNAL_ERROR,msg);
  }
  pb.directory(userJobDir);
  if (ji.getAttachments() != null) {
    for (    final FileAttachment attachment : ji.getAttachments()) {
      if ((attachment.getName() == null) || (attachment.getName().isEmpty())) {
        String msg="String_Node_Str";
        LOG.error(msg);
        throw new CloudServiceException(HttpURLConnection.HTTP_BAD_REQUEST,msg);
      }
      if (attachment.getData() == null) {
        String msg="String_Node_Str";
        LOG.error(msg);
        throw new CloudServiceException(HttpURLConnection.HTTP_BAD_REQUEST,msg);
      }
      FileOutputStream output=null;
      try {
        output=new FileOutputStream(cWorkingDir + File.separator + attachment.getName());
        DataHandler inputHandler=attachment.getData();
        inputHandler.writeTo(output);
      }
 catch (      IOException e) {
        String msg="String_Node_Str" + attachment.getName();
        LOG.error(msg);
        throw new CloudServiceException(HttpURLConnection.HTTP_INTERNAL_ERROR,msg,e);
      }
 finally {
        if (output != null) {
          try {
            output.close();
          }
 catch (          final IOException ioe) {
            final String msg="String_Node_Str";
            LOG.error(msg,ioe);
          }
        }
      }
    }
  }
  Map<String,String> penv=pb.environment();
  penv.putAll(env);
  LOG.info("String_Node_Str");
  penv.put("String_Node_Str",cWorkingDir);
  penv.put("String_Node_Str",cWorkingDir + "String_Node_Str");
  penv.put("String_Node_Str",cWorkingDir + "String_Node_Str");
  penv.put("String_Node_Str",cWorkingDir + "String_Node_Str");
  int pid;
  try {
    final Process proc=pb.start();
    pid=getProcessId(proc);
    this.ji.setProcessHandle(pid);
    this.jobMonitor.setJob(this.ji);
    this.jobMonitor.setProcess(proc);
    this.jobMonitor.setWorkingDir(cWorkingDir);
    this.jobMonitor.start();
    this.ji.setJobStatus(JobStatus.RUNNING,"String_Node_Str");
  }
 catch (  IOException e) {
    String msg="String_Node_Str";
    LOG.error(msg,e);
    ji.setJobStatus(JobStatus.FAILED,msg);
    throw new CloudServiceException(HttpURLConnection.HTTP_INTERNAL_ERROR,msg,e);
  }
  LOG.info("String_Node_Str" + pid);
}

Fixed version (ground truth):
/** 
 * Initialize, and launch the job once it has been initialized.
 * @param jInfo the JobInfo object for the job to be launched
 * @throws CloudServiceException if there is any error in the job launch
 */
@Override public void launch(final Job jInfo) throws CloudServiceException {
  LOG.info("String_Node_Str");
  init(jInfo);
  ProcessBuilder pb=new ProcessBuilder(this.args);
  String cWorkingDir=env.get("String_Node_Str") + File.separator + ji.getId();
  File userJobDir=new File(cWorkingDir);
  if (userJobDir.exists()) {
    String msg="String_Node_Str";
    ji.setJobStatus(JobStatus.FAILED,msg);
    LOG.error(ji.getStatusMsg() + "String_Node_Str" + userJobDir.getAbsolutePath());
    throw new CloudServiceException(HttpURLConnection.HTTP_INTERNAL_ERROR,msg);
  }
  boolean resMkDir=userJobDir.mkdirs();
  if (!resMkDir) {
    String msg="String_Node_Str";
    ji.setJobStatus(JobStatus.FAILED,msg);
    LOG.error(ji.getStatusMsg() + "String_Node_Str" + userJobDir.getAbsolutePath());
    throw new CloudServiceException(HttpURLConnection.HTTP_INTERNAL_ERROR,msg);
  }
  pb.directory(userJobDir);
  if (ji.getAttachments() != null) {
    for (    final FileAttachment attachment : ji.getAttachments()) {
      if ((attachment.getName() == null) || (attachment.getName().isEmpty())) {
        String msg="String_Node_Str";
        LOG.error(msg);
        throw new CloudServiceException(HttpURLConnection.HTTP_BAD_REQUEST,msg);
      }
      if (attachment.getData() == null) {
        String msg="String_Node_Str";
        LOG.error(msg);
        throw new CloudServiceException(HttpURLConnection.HTTP_BAD_REQUEST,msg);
      }
      FileOutputStream output=null;
      try {
        output=new FileOutputStream(cWorkingDir + File.separator + attachment.getName());
        DataHandler inputHandler=attachment.getData();
        inputHandler.writeTo(output);
      }
 catch (      IOException e) {
        String msg="String_Node_Str" + attachment.getName();
        LOG.error(msg);
        throw new CloudServiceException(HttpURLConnection.HTTP_INTERNAL_ERROR,msg,e);
      }
 finally {
        if (output != null) {
          try {
            output.close();
          }
 catch (          final IOException ioe) {
            final String msg="String_Node_Str";
            LOG.error(msg,ioe);
          }
        }
      }
    }
  }
  Map<String,String> penv=pb.environment();
  penv.putAll(env);
  LOG.info("String_Node_Str");
  penv.put("String_Node_Str",cWorkingDir);
  penv.put("String_Node_Str",cWorkingDir + "String_Node_Str");
  penv.put("String_Node_Str",cWorkingDir + "String_Node_Str");
  penv.put("String_Node_Str",cWorkingDir + "String_Node_Str");
  int pid;
  try {
    final Process proc=pb.start();
    pid=getProcessId(proc);
    this.ji.setProcessHandle(pid);
    this.jobMonitor.setJob(this.ji);
    this.jobMonitor.setProcess(proc);
    this.jobMonitor.setWorkingDir(cWorkingDir);
    this.jobMonitorThread.start();
    this.ji.setJobStatus(JobStatus.RUNNING,"String_Node_Str");
  }
 catch (  IOException e) {
    String msg="String_Node_Str";
    LOG.error(msg,e);
    ji.setJobStatus(JobStatus.FAILED,msg);
    throw new CloudServiceException(HttpURLConnection.HTTP_INTERNAL_ERROR,msg,e);
  }
  LOG.info("String_Node_Str" + pid);
}