anchor.diff:  
   %% Should we do replay debugging?
   replay_debug(Line, Args) ->
  +    case partisan_config:get(replay_debug) of 
  +        true ->
  +            lager:info("~p: " ++ Line, [?MODULE] ++ Args);
  +        _ ->
  +            ok
  +    end.
  +
  +debug(Line, Args) ->
       lager:info("~p: " ++ Line, [?MODULE] ++ Args).
   
   %% @private
  
positive.code:                     pre_interposition_fun ->
                          {TracingNode, forward_message, OriginNode, MessagePayload} = Message,
  
                          replay_debug("Enabling preload omission for ~p => ~p: ~p", [TracingNode, OriginNode, MessagePayload]) ,
  
                          InterpositionFun = fun({forward_message, N, M}) ->
                              case N of
  
negative.code: 
  %% @private
  initialize_state() ->
      case os:getenv("REPLAY_DEBUG", "false") of
          "true" ->
              partisan_config:set(replay_debug, true);
          _ ->
              partisan_config:set(replay_debug, false)
      end,
  
      case os:getenv("REPLAY") of 
          false ->
              %% This is not a replay, so store the current trace.
  