anchor.diff:                 State=#state{variables=Variables,
                               partition=Partition,
                               node=Node}) ->
  -    Pid = spawn_link(?MODULE, foldl_harness, [Node, Partition, Variables, Id, Function, AccId]),
  +    Pid = spawn_link(?MODULE, foldl_harness, [Node,
  +                                              Partition,
  +                                              Variables,
  +                                              Id,
  +                                              Function,
  +                                              AccId,
  +                                              undefined]),
       {reply, {ok, Pid}, State};
   
   handle_command({next, Id}, _From,
  
positive.code:          handle_coverage/4,
           handle_exit/3]).
  
  -export([foldl_harness/6]).
  
  -ignore_xref([start_vnode/1]).
  
  
negative.code:             %% We're remote, go through all of the routing logic.
              bind(AccId, AccValue)
      end,
      foldl_harness(Node, Partition, Variables, Id, Function, AccId, Value).
  