anchor.diff:  -export([
            user_lookup_info/2,
            user_insert_info/2,
  +         user_delete_info/1,
  +         user_delete_info/2,
            user_delete_entries_older_than/1,
            user_delete_entries_not_accessed_for/1,
            user_inspect/0,
  
positive.code:     delete_user_if_true(Timestamp > ATime, UserInfo).
  
  delete_user_if_true(true,UserInfo) ->
      #{ user_ids := UserIds,
         uid := UserId
       } = UserInfo,
      user_delete_mappings(UserIds),
      delete(?TTS_USER,UserId),
      true;
  delete_user_if_true(_,_UserInfo) ->
      false.
  
negative.code:     true = ets:delete(Table,Key).
  
  
  insert(Table, Entry) ->
      true = ets:insert(Table, Entry).
  
  