Program: 11419
Project: 11419
Buggy source:
@Override public StackedTimePlot2D getLayout(){
  final CollapsibleTimePlot2D plot=(CollapsibleTimePlot2D)super.getLayout();
  TimePlotInfo speedPlot=plot.getTimePlot("String_Node_Str");
  speedPlot.setLabelText("String_Node_Str");
  TimePlotInfo viscPlot=plot.getTimePlot("String_Node_Str");
  viscPlot.setLabelText("String_Node_Str");
  TimePlotInfo plot3=plot.createTimePlot();
  plot3.setLabelText("String_Node_Str");
  TimePlotInfo plot4=plot.createTimePlot();
  plot4.setLabelText("String_Node_Str");
  TimePlotInfo plot5=plot.createTimePlot();
  plot5.setLabelText("String_Node_Str");
  GroupInfo group5=plot.createGroup(plot4);
  group5.setLabelText("String_Node_Str");
  GroupInfo group1=plot.createGroup();
  group1.setLabelText("String_Node_Str");
  group1.addChildPlot(speedPlot);
  group1.addChildPlot(group5);
  GroupInfo group4=plot.createGroup(plot5);
  group4.setLabelText("String_Node_Str");
  GroupInfo group2=plot.createGroup();
  group2.setLabelText("String_Node_Str");
  group2.addChildPlot(group1);
  group2.addChildPlot(viscPlot);
  group2.addChildPlot(group4);
  GroupInfo group3=plot.createGroup(plot3);
  group3.setLabelText("String_Node_Str");
  plot.setIndentSubplots(true);
  GroupInfo g=plot.createGroup();
  g.setLabelText("String_Node_Str");
  group5.addChildPlot(g);
  return plot;
}

Fixed version (ground truth):
@Override public StackedTimePlot2D getLayout(){
  final CollapsibleTimePlot2D plot=new CollapsibleTimePlot2D();
  plot.setShowLabels(true);
  plot.setLabelSize(30);
  plot.setIndentSubplots(true);
  plot.setIndentSize(30);
  GroupInfo topGroup1=plot.createGroup();
  topGroup1.setLabelText("String_Node_Str");
  topGroup1.setShowDivider(false);
  GroupInfo topGroup2=plot.createGroup();
  topGroup2.setLabelText("String_Node_Str");
  topGroup2.setShowDivider(false);
  GroupInfo midGroup1=plot.createGroup();
  midGroup1.setLabelText("String_Node_Str");
  midGroup1.setShowDivider(false);
  topGroup1.addChildPlot(midGroup1);
  TimePlotInfo plot1=plot.createTimePlot();
  plot1.setLabelText("String_Node_Str");
  midGroup1.addChildPlot(plot1);
  TimePlotInfo plot2=plot.createTimePlot();
  plot2.setLabelText("String_Node_Str");
  midGroup1.addChildPlot(plot2);
  GroupInfo midGroup2=plot.createGroup();
  midGroup2.setLabelText("String_Node_Str");
  midGroup2.setShowDivider(false);
  topGroup1.addChildPlot(midGroup2);
  TimePlotInfo plot3=plot.createTimePlot();
  plot3.setLabelText("String_Node_Str");
  midGroup2.addChildPlot(plot3);
  GroupInfo midGroup3=plot.createGroup();
  midGroup3.setLabelText("String_Node_Str");
  midGroup3.setShowDivider(false);
  topGroup1.addChildPlot(midGroup3);
  TimePlotInfo plot4=plot.createTimePlot();
  plot4.setLabelText("String_Node_Str");
  midGroup3.addChildPlot(plot4);
  TimePlotInfo plot5=plot.createTimePlot();
  plot5.setLabelText("String_Node_Str");
  midGroup3.addChildPlot(plot5);
  GroupInfo midGroup4=plot.createGroup();
  midGroup4.setLabelText("String_Node_Str");
  midGroup4.setShowDivider(false);
  topGroup2.addChildPlot(midGroup4);
  TimePlotInfo plot6=plot.createTimePlot();
  plot6.setLabelText("String_Node_Str");
  midGroup4.addChildPlot(plot6);
  return plot;
}