Program: 82162
Project: 82162
Buggy source:
/** 
 * Validates the given module can be compiled.
 * @param logger a logger to use
 * @param jjsOptions a set of compiler options
 * @param module the module to compile
 * @param genDir optional directory to dump generated source, may be<code>null</code>
 */
public static boolean validate(TreeLogger logger,JJSOptions jjsOptions,ModuleDef module,File genDir,File dumpSignatureFile){
  try {
    CompilationState compilationState=module.getCompilationState(logger);
    if (dumpSignatureFile != null) {
      SignatureDumper.dumpSignatures(logger,compilationState.getTypeOracle(),dumpSignatureFile);
    }
    String[] declEntryPts=module.getEntryPointTypeNames();
    String[] additionalRootTypes=null;
    if (declEntryPts.length == 0) {
      Collection<CompilationUnit> compilationUnits=compilationState.getCompilationUnits();
      additionalRootTypes=new String[compilationUnits.size()];
      int i=0;
      for (      CompilationUnit unit : compilationUnits) {
        additionalRootTypes[i++]=unit.getTypeName();
      }
    }
    ArtifactSet generatorArtifacts=new ArtifactSet();
    DistillerRebindPermutationOracle rpo=new DistillerRebindPermutationOracle(module,compilationState,generatorArtifacts,new PropertyPermutations(module.getProperties(),module.getActiveLinkerNames()),genDir);
    compilationState=null;
    if (dumpSignatureFile != null) {
      SignatureDumper.dumpSignatures(logger,compilationState.getTypeOracle(),dumpSignatureFile);
    }
    jjsOptions.setOptimizePrecompile(false);
    getCompiler(module).precompile(logger,module,rpo,declEntryPts,additionalRootTypes,jjsOptions,true);
    return true;
  }
 catch (  UnableToCompleteException e) {
    return false;
  }
}

Fixed version (ground truth):
/** 
 * Validates the given module can be compiled.
 * @param logger a logger to use
 * @param jjsOptions a set of compiler options
 * @param module the module to compile
 * @param genDir optional directory to dump generated source, may be<code>null</code>
 */
public static boolean validate(TreeLogger logger,JJSOptions jjsOptions,ModuleDef module,File genDir,File dumpSignatureFile){
  try {
    CompilationState compilationState=module.getCompilationState(logger);
    if (dumpSignatureFile != null) {
      SignatureDumper.dumpSignatures(logger,compilationState.getTypeOracle(),dumpSignatureFile);
    }
    String[] declEntryPts=module.getEntryPointTypeNames();
    String[] additionalRootTypes=null;
    if (declEntryPts.length == 0) {
      Collection<CompilationUnit> compilationUnits=compilationState.getCompilationUnits();
      additionalRootTypes=new String[compilationUnits.size()];
      int i=0;
      for (      CompilationUnit unit : compilationUnits) {
        additionalRootTypes[i++]=unit.getTypeName();
      }
    }
    ArtifactSet generatorArtifacts=new ArtifactSet();
    DistillerRebindPermutationOracle rpo=new DistillerRebindPermutationOracle(module,compilationState,generatorArtifacts,new PropertyPermutations(module.getProperties(),module.getActiveLinkerNames()),genDir);
    compilationState=null;
    jjsOptions.setOptimizePrecompile(false);
    getCompiler(module).precompile(logger,module,rpo,declEntryPts,additionalRootTypes,jjsOptions,true);
    return true;
  }
 catch (  UnableToCompleteException e) {
    return false;
  }
}