anchor.diff:                                      io:format("the active lease is empty~n");
                                   _ ->
                                       Aux = l_on_cseq:get_aux(ActiveLease),
  -                                    io:format("  rm =:= leases -> ~w~n", [LocalCorrect]),
  -                                    io:format("    active lease=~p~n", [ActiveInterval]),
  -                                    io:format("      my_range  =~p~n", [MyRange]),
  -                                    io:format("      rel_range =~p~n", [RelRange]),
  -                                    io:format("      aux       =~p~n", [Aux]),
  -                                    io:format("    passive     =~p~n", [PassiveLeases])
  +                                    io:format("  ~p~n", [Pid]),
  +                                    io:format("    rm =:= leases -> ~w~n", [LocalCorrect]),
  +                                    io:format("      active lease=~p~n", [ActiveInterval]),
  +                                    io:format("        my_range  =~p~n", [MyRange]),
  +                                    io:format("        rel_range =~p~n", [RelRange]),
  +                                    io:format("        aux       =~p~n", [Aux]),
  +                                    io:format("      passive     =~p~n", [PassiveLeases])
                               end;
                           false ->
                               ok
  
positive.code:                                      l_on_cseq:get_range(ActiveLease)
                               end,
              RelRange = get_relative_range(ActiveInterval),
              Aux = l_on_cseq:get_aux(ActiveLease),
              LocalCorrect = MyRange =:= ActiveInterval,
              io:format("  rm =:= leases -> ~w~n", [LocalCorrect]),
              io:format("    active lease=~p~n", [ActiveInterval]),
              io:format("      my_range  =~p~n", [MyRange]),
              io:format("      rel_range =~p~n", [RelRange]),
              io:format("      aux       =~p~n", [Aux]),
              io:format("    passive     =~p~n", [PassiveLeases]),
              ok
      end.
  
  
negative.code: 
  %% @todo change to /1 with | empty
  -spec describe_node(Node::comm:mypid(), node_info() | empty) -> ok.
  describe_node(Pid, NodeInfo) ->
      case NodeInfo of
          empty -> ok;
          _ ->
  