Program: 12691
Project: 12691
Buggy source:
/** 
 * Check if the specified key exists in any hash maps in this class other than the one with the specified keySet. This method constructs a set of key sets for other hash maps first, and then checks if the key exists.
 * @return <code>true</code> if the specified key exists in other hash maps.
 */
@Override ModuleDefinition copy(String URIprefix,String displayId,String version){
  ModuleDefinition cloned=this.deepCopy();
  cloned.setWasDerivedFrom(this.getIdentity());
  cloned.setPersistentIdentity(createCompliantURI(URIprefix,displayId,"String_Node_Str"));
  cloned.setDisplayId(displayId);
  cloned.setVersion(version);
  URI newIdentity=createCompliantURI(URIprefix,displayId,version);
  cloned.setIdentity(newIdentity);
  int count=0;
  for (  Module module : cloned.getModules()) {
    if (!module.isSetDisplayId())     module.setDisplayId("String_Node_Str" + ++count);
    module.updateCompliantURI(this.getPersistentIdentity().toString(),module.getDisplayId(),version);
  }
  count=0;
  for (  Interaction interaction : cloned.getInteractions()) {
    if (!interaction.isSetDisplayId())     interaction.setDisplayId("String_Node_Str" + ++count);
    interaction.updateCompliantURI(this.getPersistentIdentity().toString(),interaction.getDisplayId(),version);
  }
  count=0;
  for (  FunctionalComponent component : cloned.getFunctionalComponents()) {
    if (!component.isSetDisplayId())     component.setDisplayId("String_Node_Str" + ++count);
    component.updateCompliantURI(this.getPersistentIdentity().toString(),component.getDisplayId(),version);
  }
  return cloned;
}

Fixed version (ground truth):
/** 
 * Check if the specified key exists in any hash maps in this class other than the one with the specified keySet. This method constructs a set of key sets for other hash maps first, and then checks if the key exists.
 * @return <code>true</code> if the specified key exists in other hash maps.
 */
@Override ModuleDefinition copy(String URIprefix,String displayId,String version){
  ModuleDefinition cloned=this.deepCopy();
  cloned.setWasDerivedFrom(this.getIdentity());
  cloned.setPersistentIdentity(createCompliantURI(URIprefix,displayId,"String_Node_Str"));
  cloned.setDisplayId(displayId);
  cloned.setVersion(version);
  URI newIdentity=createCompliantURI(URIprefix,displayId,version);
  cloned.setIdentity(newIdentity);
  int count=0;
  for (  FunctionalComponent component : cloned.getFunctionalComponents()) {
    if (!component.isSetDisplayId())     component.setDisplayId("String_Node_Str" + ++count);
    component.updateCompliantURI(this.getPersistentIdentity().toString(),component.getDisplayId(),version);
    cloned.removeChildSafely(component,cloned.functionalComponents);
    cloned.addFunctionalComponent(component);
  }
  count=0;
  for (  Module module : cloned.getModules()) {
    if (!module.isSetDisplayId())     module.setDisplayId("String_Node_Str" + ++count);
    module.updateCompliantURI(this.getPersistentIdentity().toString(),module.getDisplayId(),version);
    cloned.removeChildSafely(module,cloned.modules);
    cloned.addModule(module);
  }
  count=0;
  for (  Interaction interaction : cloned.getInteractions()) {
    if (!interaction.isSetDisplayId())     interaction.setDisplayId("String_Node_Str" + ++count);
    interaction.updateCompliantURI(this.getPersistentIdentity().toString(),interaction.getDisplayId(),version);
    cloned.removeChildSafely(interaction,cloned.interactions);
    cloned.addInteraction(interaction);
  }
  return cloned;
}