-XBT_PUBLIC Checker* createLivenessChecker(Session& session);
-XBT_PUBLIC Checker* createSafetyChecker(Session& session);
-XBT_PUBLIC Checker* createCommunicationDeterminismChecker(Session& session);
+XBT_PUBLIC Checker* createLivenessChecker();
+XBT_PUBLIC Checker* createSafetyChecker();
+XBT_PUBLIC Checker* createCommunicationDeterminismChecker();
+XBT_PUBLIC Checker* createUdporChecker();