anchor.diff:              case length([K || K <- DeletedKeys, K =:= Key]) of
                   1 -> ok;
                   _ -> ?ct_fail("element(2, ?TEST_DB:get_changes(DB)) evaluated "
  -                              "to \"~w\" and did not contain 1x key ~w~n(~s)~n",
  +                              "to \"~w\" and did not contain 1x deleted key ~w~n(~s)~n",
                                 [DeletedKeys, Key, lists:flatten(Note)])
               end;
           _    -> true
  
positive.code:     NewEntry1 = ?TEST_DB:get_entry(DB4, db_entry:get_key(Entry1)),
      NewEntry2 = ?TEST_DB:get_entry(DB4, db_entry:get_key(Entry2)),
      check_changes(DB4, ChangesInterval, "update_entries_1"),
      check_entry_in_changes(DB4, ChangesInterval, NewEntry1, Old1, "update_entries_2"),
      check_entry_in_changes(DB4, ChangesInterval, NewEntry2, Old2, "update_entries_3"),
      
      DB5 = check_stop_record_changes(DB4, ChangesInterval, "update_entries_4"),
  
  
negative.code:     tester:test(?MODULE, prop_delete_chunk3, 3, rw_suite_runs(1000), [{threads, 2}]).
  
  tester_changed_keys_update_entries(_Config) ->
      prop_changed_keys_update_entries(
        [{?RT:hash_key("200"),empty_val,false,0,-1}], intervals:all(),
        {?RT:hash_key("100"),empty_val,false,1,-1}, {?RT:hash_key("200"),empty_val,false,296,-1}),
      tester:test(?MODULE, prop_changed_keys_update_entries, 4, rw_suite_runs(1000), [{threads, 2}]).
  
  tester_changed_keys_delete_entries1(_Config) ->
  