anchor.diff:        "~s"
         "~8s |"
         "~4s/s |"
  +      "~8s |"
         "~10s |"
         "~8s",
         [ErrorsStr, TracesExploredStr, SSBStr, PlannedStr,
  -       RateStr, EstimatedTotalStr, CompletionStr]
  +       RateStr, ElapsedStr, EstimatedTotalStr, CompletionStr]
        ),
     NewState = State#logger_state{rate_info = NewRateInfo},
     {Str, NewState}.
  
positive.code:         Low = trunc(math:log10(EstimatedTotal)),
          io_lib:format("< 10e~w", [Low + 1])
      end,
    CompletionStr = estimate_completion(EstimatedTotal, TracesExplored, Rate),
    Str =
      io_lib:format(
  
negative.code:      errors = Errors,
       estimator = Estimator,
       rate_info = RateInfo,
       ticks = Ticks,
       traces_explored = TracesExplored,
       traces_ssb = TracesSSB,
       traces_total = TracesTotal
  