anchor.diff:                         _ -> []
                      end]
           end,
  +    RebalanceTask = {struct, RebalanceTask0},
       [RebalanceTask | PreRebalanceTasks].
  
positive.code:     {ChangesDone1 + ChangesDone2, TotalChanges1 + TotalChanges2}.
  
  
  do_build_tasks_list(#state{nodes = NodesDict}, NeedNodeP) ->
      TasksDict =
          dict:fold(
            fun (Node, NodeInfo, TasksDict) ->
  
negative.code:     NewState = maybe_refresh_tasks_version(State),
      {reply, NewState#state.tasks_version, NewState};
  
  handle_call({get_node, Node}, _From, #state{nodes=Nodes} = State) ->
      Status = dict:fetch(Node, Nodes),
      LiveNodes = [node() | nodes()],
  