Program: 102327
Project: 102327
Buggy source:
public DifferenceReport getDifferenceReport(){
  if (drDifferenceReport == null) {
    final IRunnableWithProgress op=new IRunnableWithProgress(){
      public void run(      final IProgressMonitor monitor) throws InvocationTargetException {
        try {
          final JdbcSource src=getSource();
          final RelationalModelProcessor processor=JdbcModelProcessorManager.createRelationalModelProcessor(src);
          processor.setMoveRatherThanCopyAdds(!isUpdatedModel());
          final IFile modelFile=getFolder().getFile(new Path(getModelName()));
          final ModelResource resrc=ModelerCore.create(modelFile);
          final ModelAnnotation modelAnnotation=resrc.getModelAnnotation();
          modelAnnotation.setPrimaryMetamodelUri(RelationalPackage.eNS_URI);
          modelAnnotation.setModelType(ModelType.PHYSICAL_LITERAL);
          if (resrc instanceof ModelResourceImpl) {
            ((ModelResourceImpl)resrc).setModelType(ModelType.PHYSICAL_LITERAL);
          }
          if (processor instanceof RelationalModelProcessorImpl) {
            XsdAsRelationalImportWizard.this.drDifferenceReport=((RelationalModelProcessorImpl)processor).generateDifferenceReport(resrc,getDatabase(),src.getImportSettings(),monitor);
          }
          ppProcessorPack=new ProcessorPack(processor,src,modelFile,resrc);
        }
 catch (        final OperationCanceledException err) {
        }
catch (        final Exception err) {
          throw new InvocationTargetException(err);
        }
 finally {
          monitor.done();
        }
      }
    }
;
    try {
      new ProgressMonitorDialog(getShell()).run(true,true,op);
    }
 catch (    Throwable err) {
      if (err instanceof InvocationTargetException) {
        err=((InvocationTargetException)err).getTargetException();
      }
      JdbcUiUtil.showError(err,IMPORT_ERROR_MESSAGE);
    }
  }
  return drDifferenceReport;
}

Fixed version (ground truth):
public DifferenceReport getDifferenceReport(){
  if (drDifferenceReport == null) {
    final IRunnableWithProgress op=new IRunnableWithProgress(){
      public void run(      final IProgressMonitor monitor) throws InvocationTargetException {
        try {
          final JdbcSource src=getSource();
          final RelationalModelProcessor processor=JdbcModelProcessorManager.createRelationalModelProcessor();
          processor.setMoveRatherThanCopyAdds(!isUpdatedModel());
          final IFile modelFile=getFolder().getFile(new Path(getModelName()));
          final ModelResource resrc=ModelerCore.create(modelFile);
          final ModelAnnotation modelAnnotation=resrc.getModelAnnotation();
          modelAnnotation.setPrimaryMetamodelUri(RelationalPackage.eNS_URI);
          modelAnnotation.setModelType(ModelType.PHYSICAL_LITERAL);
          if (resrc instanceof ModelResourceImpl) {
            ((ModelResourceImpl)resrc).setModelType(ModelType.PHYSICAL_LITERAL);
          }
          if (processor instanceof RelationalModelProcessorImpl) {
            XsdAsRelationalImportWizard.this.drDifferenceReport=((RelationalModelProcessorImpl)processor).generateDifferenceReport(resrc,getDatabase(),src.getImportSettings(),monitor);
          }
          ppProcessorPack=new ProcessorPack(processor,src,modelFile,resrc);
        }
 catch (        final OperationCanceledException err) {
        }
catch (        final Exception err) {
          throw new InvocationTargetException(err);
        }
 finally {
          monitor.done();
        }
      }
    }
;
    try {
      new ProgressMonitorDialog(getShell()).run(true,true,op);
    }
 catch (    Throwable err) {
      if (err instanceof InvocationTargetException) {
        err=((InvocationTargetException)err).getTargetException();
      }
      JdbcUiUtil.showError(err,IMPORT_ERROR_MESSAGE);
    }
  }
  return drDifferenceReport;
}