Program: 25507
Project: 25507
Buggy source:
@Override public Integer call(final Double z) throws Exception {
  LogUtilities.setupExecutorLog4j(z.toString());
  final StackId alignedStackId=tierZeroStack.getAlignedStackId();
  final RenderDataClient alignedDataClient=new RenderDataClient(baseDataUrl,alignedStackId.getOwner(),alignedStackId.getProject());
  final StackMetaData alignedStackMetaData=alignedDataClient.getStackMetaData(alignedStackId.getStack());
  final Bounds alignedStackBounds=alignedStackMetaData.getStats().getStackBounds();
  final ResolvedTileSpecCollection tileSpecCollection=alignedDataClient.getResolvedTiles(alignedStackId.getStack(),z);
  if (tileSpecCollection.getTileCount() != 1) {
    throw new IllegalArgumentException("String_Node_Str" + z + "String_Node_Str"+ alignedStackId+ "String_Node_Str"+ tileSpecCollection.getTileCount()+ "String_Node_Str");
  }
  final TileSpec layerTileSpec=tileSpecCollection.getTileSpecs().iterator().next();
  final TransformSpec roughAlignmentTransform;
  final TransformSpec lastTransform=layerTileSpec.getLastTransform();
  final CoordinateTransform transformInstance=lastTransform.getNewInstance();
  if (transformInstance instanceof AffineModel2D) {
    final AffineModel2D scaledAffineModel=(AffineModel2D)transformInstance;
    final AffineModel2D fullScaleRelativeModel=tierZeroStack.getFullScaleRelativeModel(scaledAffineModel,alignedStackBounds.getMinX(),alignedStackBounds.getMinY());
    final double[] affineMatrixElements=new double[6];
    fullScaleRelativeModel.toArray(affineMatrixElements);
    final mpicbg.trakem2.transform.AffineModel2D specModel=new mpicbg.trakem2.transform.AffineModel2D();
    specModel.set(fullScaleRelativeModel);
    final String roughTransformId="String_Node_Str" + z + "String_Node_Str";
    roughAlignmentTransform=new LeafTransformSpec(roughTransformId,null,specModel.getClass().getName(),specModel.toDataString());
  }
 else {
    throw new IllegalArgumentException("String_Node_Str" + layerTileSpec.getTileId() + "String_Node_Str"+ transformInstance.getClass().getName()+ "String_Node_Str");
  }
  final StackId montageStackId=tierZeroStack.getParentTierStackId();
  final RenderDataClient montageDataClient=new RenderDataClient(baseDataUrl,montageStackId.getOwner(),montageStackId.getProject());
  final ResolvedTileSpecCollection tileCollection=montageDataClient.getResolvedTiles(montageStackId.getStack(),z);
  tileCollection.addTransformSpecToCollection(roughAlignmentTransform);
  tileCollection.addReferenceTransformToAllTiles(roughAlignmentTransform.getId(),false);
  final RenderDataClient roughDataClient=new RenderDataClient(baseDataUrl,roughStackId.getOwner(),roughStackId.getProject());
  roughDataClient.saveResolvedTiles(tileCollection,roughStackId.getStack(),z);
  return tileCollection.getTileCount();
}

Fixed version (ground truth):
@Override public Integer call(final Double z) throws Exception {
  LogUtilities.setupExecutorLog4j(z.toString());
  final StackId montageStackId=tierZeroStack.getParentTierStackId();
  final RenderDataClient montageDataClient=new RenderDataClient(baseDataUrl,montageStackId.getOwner(),montageStackId.getProject());
  final Bounds montageLayerBounds=montageDataClient.getLayerBounds(montageStackId.getStack(),z);
  final StackId alignedStackId=tierZeroStack.getAlignedStackId();
  final RenderDataClient alignedDataClient=new RenderDataClient(baseDataUrl,alignedStackId.getOwner(),alignedStackId.getProject());
  final ResolvedTileSpecCollection tileSpecCollection=alignedDataClient.getResolvedTiles(alignedStackId.getStack(),z);
  if (tileSpecCollection.getTileCount() != 1) {
    throw new IllegalArgumentException("String_Node_Str" + z + "String_Node_Str"+ alignedStackId+ "String_Node_Str"+ tileSpecCollection.getTileCount()+ "String_Node_Str");
  }
  final TileSpec layerTileSpec=tileSpecCollection.getTileSpecs().iterator().next();
  final TransformSpec roughAlignmentTransform;
  final TransformSpec lastTransform=layerTileSpec.getLastTransform();
  final CoordinateTransform transformInstance=lastTransform.getNewInstance();
  if (transformInstance instanceof AffineModel2D) {
    final AffineModel2D scaledAffineModel=(AffineModel2D)transformInstance;
    final AffineModel2D fullScaleRoughModel=tierZeroStack.getFullScaleRoughModel(scaledAffineModel,montageLayerBounds.getMinX(),montageLayerBounds.getMinY());
    final mpicbg.trakem2.transform.AffineModel2D specModel=new mpicbg.trakem2.transform.AffineModel2D();
    specModel.set(fullScaleRoughModel);
    final String roughTransformId="String_Node_Str" + z + "String_Node_Str";
    roughAlignmentTransform=new LeafTransformSpec(roughTransformId,null,specModel.getClass().getName(),specModel.toDataString());
  }
 else {
    throw new IllegalArgumentException("String_Node_Str" + layerTileSpec.getTileId() + "String_Node_Str"+ transformInstance.getClass().getName()+ "String_Node_Str");
  }
  final ResolvedTileSpecCollection tileCollection=montageDataClient.getResolvedTiles(montageStackId.getStack(),z);
  tileCollection.addTransformSpecToCollection(roughAlignmentTransform);
  tileCollection.addReferenceTransformToAllTiles(roughAlignmentTransform.getId(),false);
  final RenderDataClient roughDataClient=new RenderDataClient(baseDataUrl,roughStackId.getOwner(),roughStackId.getProject());
  roughDataClient.saveResolvedTiles(tileCollection,roughStackId.getStack(),z);
  return tileCollection.getTileCount();
}