# Pastebin Uf746y6h
Error: type mismatch: got (proc (state: WorkerDataState, diffWith: Option[stress_level_server.WorkerDataState]): Score{.closure, locks: <unknown>.}, proc (tabuQueue: TabuStateQueue, scoreState: WorkerScoreState): bool{.noSideEffect, gcsafe, locks: 0.})
but expected one of:
proc optimize[StateT, TabuElementT](objective: Objective[StateT];
                                  isTabu: IsTabu[StateT, TabuElementT]): Response[
    StateT]