Program: 176514
Project: 176514
Buggy source:
public static Node buildStoreNode(PersistenceCache pc){
  Store store=new Store();
  BillingCounter b1=new BillingCounter();
  BillingCounter b2=new BillingCounter();
  BillingCounter b3=new BillingCounter();
  String storeId=ObjectGraphUtils.getNodeId("String_Node_Str",store.getClass());
  String b1Id=ObjectGraphUtils.getNodeId("String_Node_Str",b1.getClass());
  String b2Id=ObjectGraphUtils.getNodeId("String_Node_Str",b2.getClass());
  String b3Id=ObjectGraphUtils.getNodeId("String_Node_Str",b3.getClass());
  Node headNode=new Node(storeId,store,null,pc,"String_Node_Str");
  Node child1=new Node(b1Id,b1,null,pc,"String_Node_Str");
  Node child2=new Node(b2Id,b2,null,pc,"String_Node_Str");
  Node child3=new Node(b3Id,b3,null,pc,"String_Node_Str");
  NodeLink linkB1=new NodeLink(storeId,b1Id);
  NodeLink linkB2=new NodeLink(storeId,b2Id);
  NodeLink linkB3=new NodeLink(storeId,b3Id);
  List<CascadeType> cascadeTypes=new ArrayList<CascadeType>();
  cascadeTypes.add(CascadeType.PERSIST);
  linkB1.addLinkProperty(LinkProperty.LINK_NAME,"String_Node_Str");
  linkB1.addLinkProperty(LinkProperty.CASCADE,cascadeTypes);
  linkB2.addLinkProperty(LinkProperty.LINK_NAME,"String_Node_Str");
  linkB2.addLinkProperty(LinkProperty.CASCADE,cascadeTypes);
  linkB3.addLinkProperty(LinkProperty.LINK_NAME,"String_Node_Str");
  linkB3.addLinkProperty(LinkProperty.CASCADE,cascadeTypes);
  headNode.addChildNode(linkB1,child1);
  headNode.addChildNode(linkB2,child2);
  headNode.addChildNode(linkB3,child3);
  child1.addParentNode(linkB1,headNode);
  child2.addParentNode(linkB2,headNode);
  child3.addParentNode(linkB3,headNode);
  return headNode;
}

Fixed version (ground truth):
public static Node buildStoreNode(PersistenceCache pc,NodeState initialState,CascadeType cascadeType){
  Store store=new Store();
  BillingCounter b1=new BillingCounter();
  BillingCounter b2=new BillingCounter();
  BillingCounter b3=new BillingCounter();
  String storeId=ObjectGraphUtils.getNodeId("String_Node_Str",store.getClass());
  String b1Id=ObjectGraphUtils.getNodeId("String_Node_Str",b1.getClass());
  String b2Id=ObjectGraphUtils.getNodeId("String_Node_Str",b2.getClass());
  String b3Id=ObjectGraphUtils.getNodeId("String_Node_Str",b3.getClass());
  Node headNode=new Node(storeId,store,initialState,pc,"String_Node_Str");
  Node child1=new Node(b1Id,b1,initialState,pc,"String_Node_Str");
  Node child2=new Node(b2Id,b2,initialState,pc,"String_Node_Str");
  Node child3=new Node(b3Id,b3,initialState,pc,"String_Node_Str");
  NodeLink linkB1=new NodeLink(storeId,b1Id);
  NodeLink linkB2=new NodeLink(storeId,b2Id);
  NodeLink linkB3=new NodeLink(storeId,b3Id);
  List<CascadeType> cascadeTypes=new ArrayList<CascadeType>();
  cascadeTypes.add(cascadeType);
  linkB1.addLinkProperty(LinkProperty.LINK_NAME,"String_Node_Str");
  linkB1.addLinkProperty(LinkProperty.CASCADE,cascadeTypes);
  linkB2.addLinkProperty(LinkProperty.LINK_NAME,"String_Node_Str");
  linkB2.addLinkProperty(LinkProperty.CASCADE,cascadeTypes);
  linkB3.addLinkProperty(LinkProperty.LINK_NAME,"String_Node_Str");
  linkB3.addLinkProperty(LinkProperty.CASCADE,cascadeTypes);
  headNode.addChildNode(linkB1,child1);
  headNode.addChildNode(linkB2,child2);
  headNode.addChildNode(linkB3,child3);
  child1.addParentNode(linkB1,headNode);
  child2.addParentNode(linkB2,headNode);
  child3.addParentNode(linkB3,headNode);
  return headNode;
}