Program: 180456
Project: 180456
Buggy source:
public static void main(String[] args) throws Exception {
  Logging.setLoggingDefaults(Level.WARN);
  CommandLineParser parser=new PosixParser();
  Options options=createCommandLineOptions();
  String deviceType=null;
  String port=null;
  Map<String,String> configuration=newHashMap();
  DeviceMacReferenceMap deviceMacReferenceMap=null;
  boolean use16BitMode=true;
  try {
    CommandLine line=parser.parse(options,args,true);
    if (line.hasOption('h')) {
      printUsageAndExit(DeviceMacReaderCLI.class,options,0);
    }
    if (line.hasOption('v')) {
      org.apache.log4j.Logger.getRootLogger().setLevel(Level.DEBUG);
    }
    if (line.hasOption('l')) {
      Level level=Level.toLevel(line.getOptionValue('l'));
      org.apache.log4j.Logger.getRootLogger().setLevel(level);
    }
    if (line.hasOption('c')) {
      final String configurationFileString=line.getOptionValue('c');
      final File configurationFile=new File(configurationFileString);
      final Properties configurationProperties=new Properties();
      configurationProperties.load(new FileReader(configurationFile));
      for (      Map.Entry<Object,Object> entry : configurationProperties.entrySet()) {
        configuration.put((String)entry.getKey(),(String)entry.getValue());
      }
    }
    if (line.hasOption('r')) {
      deviceMacReferenceMap=readDeviceMacReferenceMap(line.getOptionValue('r'));
    }
    assertParametersPresent(line,'t','p');
    deviceType=line.getOptionValue('t');
    port=line.getOptionValue('p');
    use16BitMode=!line.hasOption('x');
  }
 catch (  Exception e) {
    log.error("String_Node_Str" + e);
    printUsageAndExit(DeviceMacReaderCLI.class,options,EXIT_CODE_INVALID_ARGUMENTS);
  }
  ExecutorService executorService=Executors.newCachedThreadPool(new ThreadFactoryBuilder().setNameFormat("String_Node_Str").build());
  final Injector injector=Guice.createInjector(new DeviceMacReaderModule(executorService,deviceMacReferenceMap,use16BitMode));
  final DeviceMacReader deviceMacReader=injector.getInstance(DeviceMacReader.class);
  String reference=null;
  if (deviceMacReferenceMap != null) {
    final DeviceObserver deviceObserver=injector.getInstance(DeviceObserver.class);
    final ImmutableList<DeviceEvent> events=deviceObserver.getEvents(null);
    for (    DeviceEvent event : events) {
      final boolean samePort=port.equals(event.getDeviceInfo().getPort());
      if (samePort) {
        reference=event.getDeviceInfo().getReference();
      }
    }
  }
  try {
    final MacAddress macAddress=deviceMacReader.readMac(port,deviceType,configuration,reference);
    log.info("String_Node_Str",new Object[]{deviceType,port,macAddress});
    System.out.println(macAddress.toHexString());
    System.exit(0);
  }
 catch (  Exception e) {
    log.error("String_Node_Str" + e,e);
    System.exit(1);
  }
}

Fixed version (ground truth):
public static void main(String[] args) throws Exception {
  Logging.setLoggingDefaults(Level.WARN);
  CommandLineParser parser=new PosixParser();
  Options options=createCommandLineOptions();
  String deviceType=null;
  String port=null;
  Map<String,String> configuration=newHashMap();
  DeviceMacReferenceMap deviceMacReferenceMap=null;
  boolean use16BitMode=true;
  try {
    CommandLine line=parser.parse(options,args,true);
    if (line.hasOption('h')) {
      printUsageAndExit(DeviceMacReaderCLI.class,options,0);
    }
    if (line.hasOption('v')) {
      org.apache.log4j.Logger.getRootLogger().setLevel(Level.DEBUG);
    }
    if (line.hasOption('l')) {
      Level level=Level.toLevel(line.getOptionValue('l'));
      org.apache.log4j.Logger.getRootLogger().setLevel(level);
    }
    if (line.hasOption('c')) {
      final String configurationFileString=line.getOptionValue('c');
      final File configurationFile=new File(configurationFileString);
      final Properties configurationProperties=new Properties();
      configurationProperties.load(new FileReader(configurationFile));
      for (      Map.Entry<Object,Object> entry : configurationProperties.entrySet()) {
        configuration.put((String)entry.getKey(),(String)entry.getValue());
      }
    }
    if (line.hasOption('r')) {
      deviceMacReferenceMap=readDeviceMacReferenceMap(line.getOptionValue('r'));
    }
    assertParametersPresent(line,'t','p');
    deviceType=line.getOptionValue('t');
    port=line.getOptionValue('p');
    use16BitMode=!line.hasOption('x');
  }
 catch (  Exception e) {
    log.error("String_Node_Str" + e);
    printUsageAndExit(DeviceMacReaderCLI.class,options,EXIT_CODE_INVALID_ARGUMENTS);
  }
  ExecutorService executorService=Executors.newCachedThreadPool(new ThreadFactoryBuilder().setNameFormat("String_Node_Str").build());
  final Injector injector=Guice.createInjector(new DeviceFactoryModule(),new DeviceMacReaderModule(executorService,deviceMacReferenceMap,use16BitMode));
  final DeviceMacReader deviceMacReader=injector.getInstance(DeviceMacReader.class);
  String reference=null;
  if (deviceMacReferenceMap != null) {
    final DeviceObserver deviceObserver=injector.getInstance(DeviceObserver.class);
    final ImmutableList<DeviceEvent> events=deviceObserver.getEvents(null);
    for (    DeviceEvent event : events) {
      final boolean samePort=port.equals(event.getDeviceInfo().getPort());
      if (samePort) {
        reference=event.getDeviceInfo().getReference();
      }
    }
  }
  try {
    final MacAddress macAddress=deviceMacReader.readMac(port,deviceType,configuration,reference);
    log.info("String_Node_Str",new Object[]{deviceType,port,macAddress});
    System.out.println(macAddress.toHexString());
    System.exit(0);
  }
 catch (  Exception e) {
    log.error("String_Node_Str" + e,e);
    System.exit(1);
  }
}