anchor.diff:                 _From,
                  State=#state{block_buffer=[{NextBlock, Block} | RestBlockBuffer],
                               next_block=NextBlock}) ->
  -    lager:debug("Returning block ~p to client", [NextBlock]),
  +    _ = lager:debug("Returning block ~p to client", [NextBlock]),
       {reply, {chunk, Block}, waiting_chunks, State#state{block_buffer=RestBlockBuffer,
                                                           next_block=NextBlock+1}};
   waiting_chunks(get_next_chunk, From, State) ->
  
positive.code:         {ok, BSPid} ->
              Acc = [BSPid];
          {error, Reason} ->
              lager:warning("Failed to start block server instance. Reason: ~p", [Reason]),
              Acc = []
      end,
      FetchConcurrency = riak_moss_lfs_utils:fetch_concurrency(),
  
negative.code:                     gen_fsm:reply(From, {chunk, BlockValue}),
                      {ReadRequests, UpdFreeReaders} =
                          read_blocks(BucketName, Key, UUID, [Pid | FreeReaders], LastBlockRequested+1, TotalBlocks),
                      _ = lager:debug("Started ~p new readers. Free readers: ~p", [ReadRequests, UpdFreeReaders]),
                      NewState = NewState0#state{last_block_requested=LastBlockRequested+ReadRequests,
                                                 free_readers=UpdFreeReaders},
                      {next_state, waiting_chunks, NewState}
  