Program: 1412
Project: 1412
Buggy source:
/** 
 * Applies argument values to fields based on their annotations.
 * @param parserOracle ParserOracle available to parse raw args with.
 * @param verifiers Verifiers available to verify argument constraints with.
 * @param argumentInfo Fields to apply argument values to.
 * @param args Unparsed argument values.
 * @param positionalArgs The unparsed positional arguments.
 * @return {@code true} if the given {@code args} were successfully applied to theircorresponding  {@link com.twitter.common.args.Arg} fields.
 */
private boolean process(final ParserOracle parserOracle,Verifiers verifiers,Args.ArgumentInfo argumentInfo,Map<String,String> args,List<String> positionalArgs){
  if (!Sets.intersection(args.keySet(),ArgumentInfo.HELP_ARGS).isEmpty()) {
    printHelp(verifiers,argumentInfo);
    return false;
  }
  Optional<? extends PositionalInfo<?>> positionalInfoOptional=argumentInfo.getPositionalInfo();
  checkArgument(positionalInfoOptional.isPresent() || positionalArgs.isEmpty(),"String_Node_Str");
  Iterable<? extends OptionInfo<?>> optionInfos=argumentInfo.getOptionInfos();
  final Set<String> argsFailedToParse=Sets.newHashSet();
  final Set<String> argsConstraintsFailed=Sets.newHashSet();
  Iterable<String> argShortNames=Iterables.transform(optionInfos,GET_OPTIONINFO_NAME);
  Set<String> argShortNamesNoCollisions=dropCollisions(argShortNames);
  Set<String> collisionsDropped=Sets.difference(ImmutableSet.copyOf(argShortNames),argShortNamesNoCollisions);
  if (!collisionsDropped.isEmpty()) {
    LOG.warning("String_Node_Str" + collisionsDropped);
  }
  final Map<String,OptionInfo> argsByName=ImmutableMap.<String,OptionInfo>builder().putAll(Maps.uniqueIndex(Iterables.filter(optionInfos,Predicates.compose(Predicates.in(argShortNamesNoCollisions),GET_OPTIONINFO_NAME)),GET_OPTIONINFO_NAME)).putAll(Maps.uniqueIndex(optionInfos,GET_CANONICAL_ARG_NAME)).putAll(Maps.uniqueIndex(Iterables.filter(optionInfos,IS_BOOLEAN),GET_OPTIONINFO_NEGATED_NAME)).putAll(Maps.uniqueIndex(Iterables.filter(optionInfos,IS_BOOLEAN),GET_CANONICAL_NEGATED_ARG_NAME)).build();
  Set<String> recognizedArgs=Sets.intersection(argsByName.keySet(),args.keySet());
  for (  String argName : recognizedArgs) {
    String argValue=args.get(argName);
    OptionInfo optionInfo=argsByName.get(argName);
    try {
      optionInfo.load(parserOracle,argName,argValue);
    }
 catch (    IllegalArgumentException e) {
      argsFailedToParse.add(argName + "String_Node_Str" + e.getMessage());
    }
  }
  if (positionalInfoOptional.isPresent()) {
    PositionalInfo<?> positionalInfo=positionalInfoOptional.get();
    positionalInfo.load(parserOracle,positionalArgs);
  }
  Set<String> commandLineArgumentInfos=Sets.newTreeSet();
  Iterable<? extends ArgumentInfo<?>> allArguments=argumentInfo.getOptionInfos();
  if (positionalInfoOptional.isPresent()) {
    PositionalInfo<?> positionalInfo=positionalInfoOptional.get();
    allArguments=Iterables.concat(optionInfos,ImmutableList.of(positionalInfo));
  }
  for (  ArgumentInfo<?> anArgumentInfo : allArguments) {
    Arg<?> arg=anArgumentInfo.getArg();
    commandLineArgumentInfos.add(String.format("String_Node_Str",anArgumentInfo.getName(),anArgumentInfo.getCanonicalName(),arg.uncheckedGet()));
    try {
      anArgumentInfo.verify(verifiers);
    }
 catch (    IllegalArgumentException e) {
      argsConstraintsFailed.add(anArgumentInfo.getName() + "String_Node_Str" + e.getMessage());
    }
  }
  ImmutableMultimap<String,String> warningMessages=ImmutableMultimap.<String,String>builder().putAll("String_Node_Str",Sets.difference(args.keySet(),argsByName.keySet())).putAll("String_Node_Str",argsFailedToParse).putAll("String_Node_Str",argsConstraintsFailed).build();
  if (!warningMessages.isEmpty()) {
    printHelp(verifiers,argumentInfo);
    StringBuilder sb=new StringBuilder();
    for (    Map.Entry<String,Collection<String>> warnings : warningMessages.asMap().entrySet()) {
      sb.append(warnings.getKey()).append("String_Node_Str").append(Joiner.on("String_Node_Str").join(warnings.getValue())).append("String_Node_Str");
    }
    throw new IllegalArgumentException(sb.toString());
  }
  LOG.info("String_Node_Str");
  LOG.info("String_Node_Str");
  for (  String commandLineArgumentInfo : commandLineArgumentInfos) {
    LOG.info(commandLineArgumentInfo);
  }
  LOG.info("String_Node_Str");
  return true;
}

Fixed version (ground truth):
/** 
 * Applies argument values to fields based on their annotations.
 * @param parserOracle ParserOracle available to parse raw args with.
 * @param verifiers Verifiers available to verify argument constraints with.
 * @param argumentInfo Fields to apply argument values to.
 * @param args Unparsed argument values.
 * @param positionalArgs The unparsed positional arguments.
 * @return {@code true} if the given {@code args} were successfully applied to theircorresponding  {@link com.twitter.common.args.Arg} fields.
 */
private boolean process(final ParserOracle parserOracle,Verifiers verifiers,Args.ArgumentInfo argumentInfo,Map<String,String> args,List<String> positionalArgs){
  if (!Sets.intersection(args.keySet(),ArgumentInfo.HELP_ARGS).isEmpty()) {
    printHelp(verifiers,argumentInfo);
    return false;
  }
  Optional<? extends PositionalInfo<?>> positionalInfoOptional=argumentInfo.getPositionalInfo();
  checkArgument(positionalInfoOptional.isPresent() || positionalArgs.isEmpty(),"String_Node_Str");
  Iterable<? extends OptionInfo<?>> optionInfos=argumentInfo.getOptionInfos();
  final Set<String> argsFailedToParse=Sets.newHashSet();
  final Set<String> argsConstraintsFailed=Sets.newHashSet();
  Set<String> argAllShortNamesNoCollisions=getNoCollisions(optionInfos);
  final Map<String,OptionInfo> argsByName=ImmutableMap.<String,OptionInfo>builder().putAll(Maps.uniqueIndex(Iterables.filter(optionInfos,Predicates.compose(Predicates.in(argAllShortNamesNoCollisions),GET_OPTIONINFO_NAME)),GET_OPTIONINFO_NAME)).putAll(Maps.uniqueIndex(optionInfos,GET_CANONICAL_ARG_NAME)).putAll(Maps.uniqueIndex(Iterables.filter(Iterables.filter(optionInfos,IS_BOOLEAN),Predicates.compose(Predicates.in(argAllShortNamesNoCollisions),GET_OPTIONINFO_NEGATED_NAME)),GET_OPTIONINFO_NEGATED_NAME)).putAll(Maps.uniqueIndex(Iterables.filter(optionInfos,IS_BOOLEAN),GET_CANONICAL_NEGATED_ARG_NAME)).build();
  Set<String> recognizedArgs=Sets.intersection(argsByName.keySet(),args.keySet());
  for (  String argName : recognizedArgs) {
    String argValue=args.get(argName);
    OptionInfo optionInfo=argsByName.get(argName);
    try {
      optionInfo.load(parserOracle,argName,argValue);
    }
 catch (    IllegalArgumentException e) {
      argsFailedToParse.add(argName + "String_Node_Str" + e.getMessage());
    }
  }
  if (positionalInfoOptional.isPresent()) {
    PositionalInfo<?> positionalInfo=positionalInfoOptional.get();
    positionalInfo.load(parserOracle,positionalArgs);
  }
  Set<String> commandLineArgumentInfos=Sets.newTreeSet();
  Iterable<? extends ArgumentInfo<?>> allArguments=argumentInfo.getOptionInfos();
  if (positionalInfoOptional.isPresent()) {
    PositionalInfo<?> positionalInfo=positionalInfoOptional.get();
    allArguments=Iterables.concat(optionInfos,ImmutableList.of(positionalInfo));
  }
  for (  ArgumentInfo<?> anArgumentInfo : allArguments) {
    Arg<?> arg=anArgumentInfo.getArg();
    commandLineArgumentInfos.add(String.format("String_Node_Str",anArgumentInfo.getName(),anArgumentInfo.getCanonicalName(),arg.uncheckedGet()));
    try {
      anArgumentInfo.verify(verifiers);
    }
 catch (    IllegalArgumentException e) {
      argsConstraintsFailed.add(anArgumentInfo.getName() + "String_Node_Str" + e.getMessage());
    }
  }
  ImmutableMultimap<String,String> warningMessages=ImmutableMultimap.<String,String>builder().putAll("String_Node_Str",Sets.difference(args.keySet(),argsByName.keySet())).putAll("String_Node_Str",argsFailedToParse).putAll("String_Node_Str",argsConstraintsFailed).build();
  if (!warningMessages.isEmpty()) {
    printHelp(verifiers,argumentInfo);
    StringBuilder sb=new StringBuilder();
    for (    Map.Entry<String,Collection<String>> warnings : warningMessages.asMap().entrySet()) {
      sb.append(warnings.getKey()).append("String_Node_Str").append(Joiner.on("String_Node_Str").join(warnings.getValue())).append("String_Node_Str");
    }
    throw new IllegalArgumentException(sb.toString());
  }
  LOG.info("String_Node_Str");
  LOG.info("String_Node_Str");
  for (  String commandLineArgumentInfo : commandLineArgumentInfos) {
    LOG.info(commandLineArgumentInfo);
  }
  LOG.info("String_Node_Str");
  return true;
}