anchor.diff:              rl_chk_and_encode(RL, [{rdht_tx_write, Key,
                                       encode_value(Value)} | Acc],
                                 OKorAbort);
  -        {commit} ->
  +        {commit} = Commit ->
               log:log(warn, "Commit not at end of a req_list. Deciding abort."),
  -            rl_chk_and_encode(RL, [{commit} | Acc], abort);
  +            rl_chk_and_encode(RL, [Commit | Acc], abort);
           Op ->
               rl_chk_and_encode(RL, [Op | Acc], OKorAbort)
       end.
  
positive.code:             E2 = tx_tlog:set_entry_value(E1, Value),
              E3 = tx_tlog:set_entry_status(E2, value),
              {E3, {ok}}
      end.
  
  %% @doc Simulate a change on a set via read and write requests.
  
negative.code:             tlog_write(Entry, Key, X);
          {ok, _} ->
              Error = {fail, not_a_number},
              {update_tlog_entry_2phase_op(Entry, Error), Error};
          E when erlang:is_tuple(E) -> %% other previous error
              {Entry, E}
      end.
  