RETE score corruptions: NQueens, Exam set 3 ------------------------------------------- Key: DROOLS-142 URL: https://issues.jboss.org/browse/DROOLS-142 Project: Drools Issue Type: Feature Request Security Level: Public(Everyone can see) Reporter: Geoffrey De Smet Assignee: Mario Fusco To reproduce, run NQueensSolveAllTurtleTest with "-DrunTurtleTests=true": {code} 2013-05-18 23:22:29,769 [main] INFO Loaded: data/nqueens/unsolved/unsolvedNQueens04.xml 2013-05-18 23:22:29,807 [main] INFO Solving started: time spend (5), score (null), new best score (-6), random seed (0). java.lang.IllegalStateException: Score corruption: the workingScore (-3) is not the uncorruptedScore (0): Score corruption analysis could not be generated because either corrupted constraintMatchEnabled (true) or uncorrupted constraintMatchEnabled (false) is disabled. Check your score constraints manually. at org.optaplanner.core.impl.score.director.AbstractScoreDirector.assertWorkingScoreFromScratch(AbstractScoreDirector.java:315) at org.optaplanner.core.impl.solver.scope.DefaultSolverScope.assertWorkingScoreFromScratch(DefaultSolverScope.java:109) at org.optaplanner.core.impl.phase.AbstractSolverPhaseScope.assertWorkingScoreFromScratch(AbstractSolverPhaseScope.java:136) at org.optaplanner.core.impl.constructionheuristic.greedyFit.DefaultGreedyFitSolverPhase.solve(DefaultGreedyFitSolverPhase.java:79) at org.optaplanner.core.impl.solver.DefaultSolver.runSolverPhases(DefaultSolver.java:190) at org.optaplanner.core.impl.solver.DefaultSolver.solve(DefaultSolver.java:155) at org.optaplanner.examples.common.app.SolveAllTurtleTest.buildAndSolve(SolveAllTurtleTest.java:120) {code} Also run ExaminationSolveAllTurtleTest and hack it to run only exam_comp_set3 (which is the only one that fails): {code} 2013-05-18 20:46:45,566 [main] INFO Loaded: data/examination/unsolved/exam_comp_set3.xml 2013-05-18 20:46:48,299 [main] INFO Solving started: time spend (2576), score (null), new best score (0hard/0soft), random seed (0). 2013-05-18 20:46:52,773 [main] INFO Phase (0) custom ended: step total (1), time spend (7050), best score (-154hard/-14341soft). 2013-05-18 20:51:46,278 [main] INFO Phase (1) localSearch ended: step total (98), time spend (300555), best score (-102hard/-12819soft). 2013-05-18 20:51:46,278 [main] INFO Solving ended: time spend (300555), best score (-102hard/-12819soft), average calculate count per second (1591). 2013-05-18 20:51:49,019 [main] INFO Solving started: time spend (2586), score (-102hard/-12819soft), new best score (-102hard/-12819soft), random seed (0). java.lang.IllegalStateException: The score (-1373hard/-39974soft) cannot be higher than unscheduledScore (-1373hard/-39990soft). at org.optaplanner.examples.examination.solver.solution.initializer.ExaminationSolutionInitializer.scheduleLeader(ExaminationSolutionInitializer.java:145) at org.optaplanner.examples.examination.solver.solution.initializer.ExaminationSolutionInitializer.initializeExamList(ExaminationSolutionInitializer.java:95) at org.optaplanner.examples.examination.solver.solution.initializer.ExaminationSolutionInitializer.changeWorkingSolution(ExaminationSolutionInitializer.java:51) at org.optaplanner.core.impl.phase.custom.DefaultCustomSolverPhase.solve(DefaultCustomSolverPhase.java:59) at org.optaplanner.core.impl.solver.DefaultSolver.runSolverPhases(DefaultSolver.java:190) at org.optaplanner.core.impl.solver.DefaultSolver.solve(DefaultSolver.java:155) at org.optaplanner.examples.common.app.SolveAllTurtleTest.buildAndSolve(SolveAllTurtleTest.java:120) {code} Note: the exam one might be due to the custom initializer inserts the same entity twice problem. Ping me when you have time to work on this (It's RETE not PHREAK - PHREAK is ok) and I 'll isolate the nqueens one.