anchor.diff:              true ->
                 #event{actor = Actor} = Event,
                 Stacktrace = Exit#exit_event.stacktrace,
  -              add_error({abnormal_exit, {Index, Actor, Reason, Stacktrace}}, State);
  +              Error = {abnormal_exit, {Index, Actor, Reason, Stacktrace}},
  +              add_error(Error, State);
               false -> State
             end
         end;
  
positive.code:   "You can use e.g. '--after_timeout 5000' to treat after timeouts that exceed"
      " some threshold (here 4999ms) as 'infinity'.~n";
  msg(assertions_only_filter) ->
    "Only assertion failures are considered abnormal exits ('--assertions_only').~n";
  msg(assertions_only_use) ->
    "A process exited with reason '{{assert*,_}, _}'. If you want to see only"
      " this kind of error you can use the '--assertions_only' option.~n";
  
negative.code: 
  %% =============================================================================
  
  reset_receive_done([Event|Rest], State)
    when State#scheduler_state.use_receive_patterns =:= true ->
    NewSpecial =
      [patch_message_delivery(S, empty_map()) || S <- Event#event.special],
    [Event#event{special = NewSpecial}|Rest];
  