2020-06-23 17:44:44 Full thread dump Java HotSpot(TM) 64-Bit Server VM (25.144-b01 mixed mode): "process reaper" #101 daemon prio=10 os_prio=0 tid=0x00002ab228001000 nid=0x70b3 runnable [0x0000000000000000] java.lang.Thread.State: RUNNABLE "process reaper" #100 daemon prio=10 os_prio=0 tid=0x00002ab25c001000 nid=0x70ae waiting on condition [0x00002ab19b084000] java.lang.Thread.State: TIMED_WAITING (parking) at sun.misc.Unsafe.park(Native Method) - parking to wait for <0x0000000440364668> (a java.util.concurrent.SynchronousQueue$TransferStack) at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215) at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460) at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362) at java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941) at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1073) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) "ThreadPoolThread73" #99 daemon prio=6 os_prio=0 tid=0x00002ab20406a800 nid=0x70ad runnable [0x0000000000000000] java.lang.Thread.State: RUNNABLE "ThreadPoolThread72" #98 daemon prio=6 os_prio=0 tid=0x00002ab204061000 nid=0x70ab waiting for monitor entry [0x00002ab1be522000] java.lang.Thread.State: BLOCKED (on object monitor) at aprove.Strategies.Util.PrioritizableThreadPool.fetchJob(PrioritizableThreadPool.java:312) - waiting to lock <0x0000000440011ef8> (a aprove.Strategies.Util.PrioritizableThreadPool) at aprove.Strategies.Util.PrioritizableThreadPool.access$300(PrioritizableThreadPool.java:24) at aprove.Strategies.Util.PrioritizableThreadPool$Worker.run(PrioritizableThreadPool.java:269) at java.lang.Thread.run(Thread.java:748) "ThreadPoolThread71" #97 daemon prio=6 os_prio=0 tid=0x00002ab204055800 nid=0x70a8 runnable [0x0000000000000000] java.lang.Thread.State: TERMINATED "ThreadPoolThread70" #96 daemon prio=6 os_prio=0 tid=0x00002ab20407a800 nid=0x709c runnable [0x0000000000000000] java.lang.Thread.State: TERMINATED "ThreadPoolThread68" #94 daemon prio=6 os_prio=0 tid=0x00002ab204076800 nid=0x7084 runnable [0x0000000000000000] java.lang.Thread.State: TERMINATED "ThreadPoolThread60" #86 daemon prio=6 os_prio=0 tid=0x00002ab204066800 nid=0x707c waiting for monitor entry [0x00002ab1be01d000] java.lang.Thread.State: BLOCKED (on object monitor) at aprove.Strategies.Util.PrioritizableThreadPool.fetchJob(PrioritizableThreadPool.java:312) - waiting to lock <0x0000000440011ef8> (a aprove.Strategies.Util.PrioritizableThreadPool) at aprove.Strategies.Util.PrioritizableThreadPool.access$300(PrioritizableThreadPool.java:24) at aprove.Strategies.Util.PrioritizableThreadPool$Worker.run(PrioritizableThreadPool.java:269) at java.lang.Thread.run(Thread.java:748) "ThreadPoolThread59" #85 daemon prio=6 os_prio=0 tid=0x00002ab204065000 nid=0x707b runnable [0x00002ab1bdf1a000] java.lang.Thread.State: RUNNABLE at sun.misc.Unsafe.unpark(Native Method) at java.util.concurrent.locks.LockSupport.unpark(LockSupport.java:141) at java.util.concurrent.SynchronousQueue$TransferStack$SNode.tryMatch(SynchronousQueue.java:265) at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:383) at java.util.concurrent.SynchronousQueue.offer(SynchronousQueue.java:913) at java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1371) at java.lang.UNIXProcess.initStreams(UNIXProcess.java:288) at java.lang.UNIXProcess.lambda$new$2(UNIXProcess.java:258) at java.lang.UNIXProcess$$Lambda$12/1983145235.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.lang.UNIXProcess.(UNIXProcess.java:257) at java.lang.ProcessImpl.start(ProcessImpl.java:134) at java.lang.ProcessBuilder.start(ProcessBuilder.java:1029) at java.lang.Runtime.exec(Runtime.java:620) at java.lang.Runtime.exec(Runtime.java:485) at aprove.Framework.PropositionalLogic.SATCheckers.MiniSATFileChecker.solve(MiniSATFileChecker.java:268) at aprove.Framework.PropositionalLogic.SATCheckers.MiniSATFileChecker.solve(MiniSATFileChecker.java:206) at aprove.Framework.PropositionalLogic.SATCheckers.MiniSATFileChecker.solve(MiniSATFileChecker.java:153) at aprove.Framework.Algebra.Polynomials.SatSearch.SatSearch.search(SatSearch.java:161) at aprove.Framework.Algebra.Orders.Utility.POLO.SimplifyingSearch.search(SimplifyingSearch.java:156) at aprove.DPFramework.Orders.Solvers.POLOSolver.actuallySolve(POLOSolver.java:294) at aprove.DPFramework.Orders.Solvers.POLOSolver.solve(POLOSolver.java:191) at aprove.DPFramework.DPProblem.Solvers.QDPPoloSolver.solveQActive(QDPPoloSolver.java:94) at aprove.DPFramework.DPProblem.Processors.QDPReductionPairProcessor.processQDPProblem(QDPReductionPairProcessor.java:200) at aprove.DPFramework.DPProblem.Processors.QDPProblemProcessor.process(QDPProblemProcessor.java:47) at aprove.Strategies.ExecutableStrategies.Executor.execute(Executor.java:326) at aprove.Strategies.ExecutableStrategies.Executor$Runner.wrappedRun(Executor.java:377) at aprove.Strategies.Abortions.PooledJob.run(PooledJob.java:99) at aprove.Strategies.Util.PrioritizableThreadPool$Worker.run(PrioritizableThreadPool.java:274) at java.lang.Thread.run(Thread.java:748) "ThreadPoolThread58" #84 daemon prio=6 os_prio=0 tid=0x00002ab204063000 nid=0x707a runnable [0x00002ab1bde1a000] java.lang.Thread.State: RUNNABLE at java.io.FileInputStream.readBytes(Native Method) at java.io.FileInputStream.read(FileInputStream.java:255) at java.io.BufferedInputStream.read1(BufferedInputStream.java:284) at java.io.BufferedInputStream.read(BufferedInputStream.java:345) - locked <0x00000006b538db50> (a java.lang.UNIXProcess$ProcessPipeInputStream) at sun.nio.cs.StreamDecoder.readBytes(StreamDecoder.java:284) at sun.nio.cs.StreamDecoder.implRead(StreamDecoder.java:326) at sun.nio.cs.StreamDecoder.read(StreamDecoder.java:178) - locked <0x00000006b53921f8> (a java.io.InputStreamReader) at java.io.InputStreamReader.read(InputStreamReader.java:184) at java.io.BufferedReader.fill(BufferedReader.java:161) at java.io.BufferedReader.readLine(BufferedReader.java:324) - locked <0x00000006b53921f8> (a java.io.InputStreamReader) at java.io.BufferedReader.readLine(BufferedReader.java:389) at aprove.Framework.PropositionalLogic.SATCheckers.MiniSATFileChecker.solve(MiniSATFileChecker.java:304) at aprove.Framework.PropositionalLogic.SATCheckers.MiniSATFileChecker.solve(MiniSATFileChecker.java:206) at aprove.Framework.PropositionalLogic.SATCheckers.MiniSATFileChecker.solve(MiniSATFileChecker.java:153) at aprove.DPFramework.DPProblem.Solvers.PMatroExoticSolver.solveQActive(PMatroExoticSolver.java:333) at aprove.DPFramework.DPProblem.Processors.QDPReductionPairProcessor.processQDPProblem(QDPReductionPairProcessor.java:200) at aprove.DPFramework.DPProblem.Processors.QDPProblemProcessor.process(QDPProblemProcessor.java:47) at aprove.Strategies.ExecutableStrategies.Executor.execute(Executor.java:326) at aprove.Strategies.ExecutableStrategies.Executor$Runner.wrappedRun(Executor.java:377) at aprove.Strategies.Abortions.PooledJob.run(PooledJob.java:99) at aprove.Strategies.Util.PrioritizableThreadPool$Worker.run(PrioritizableThreadPool.java:274) at java.lang.Thread.run(Thread.java:748) "ThreadPoolThread56" #82 daemon prio=6 os_prio=0 tid=0x00002ab20405f000 nid=0x7078 runnable [0x00002ab1bdc18000] java.lang.Thread.State: RUNNABLE at aprove.DPFramework.BasicStructures.TRSCompoundTerm.renumberVariables(TRSCompoundTerm.java:78) at aprove.DPFramework.BasicStructures.GeneralizedRule.checkProperStd(GeneralizedRule.java:80) at aprove.DPFramework.BasicStructures.GeneralizedRule.(GeneralizedRule.java:116) at aprove.DPFramework.BasicStructures.Rule.(Rule.java:53) at aprove.DPFramework.BasicStructures.Rule.renameVariables(Rule.java:275) at aprove.DPFramework.DPProblem.Processors.NonTerminationProcessor$NonTerminationProcedure.doOneNarrowingStep(NonTerminationProcessor.java:412) at aprove.DPFramework.DPProblem.Processors.NonTerminationProcessor$NonTerminationProcedure.doClosure(NonTerminationProcessor.java:341) at aprove.DPFramework.DPProblem.Processors.NonTerminationProcessor$NonTerminationProcedure.doHeuristic(NonTerminationProcessor.java:284) at aprove.DPFramework.DPProblem.Processors.NonTerminationProcessor$NonTerminationProcedure.processQDPProblem(NonTerminationProcessor.java:262) at aprove.DPFramework.DPProblem.Processors.NonTerminationProcessor.processQDPProblem(NonTerminationProcessor.java:107) at aprove.DPFramework.DPProblem.Processors.QDPProblemProcessor.process(QDPProblemProcessor.java:47) at aprove.Strategies.ExecutableStrategies.Executor.execute(Executor.java:326) at aprove.Strategies.ExecutableStrategies.Executor$Runner.wrappedRun(Executor.java:377) at aprove.Strategies.Abortions.PooledJob.run(PooledJob.java:99) at aprove.Strategies.Util.PrioritizableThreadPool$Worker.run(PrioritizableThreadPool.java:274) at java.lang.Thread.run(Thread.java:748) "ThreadPoolThread55" #81 daemon prio=6 os_prio=0 tid=0x00002ab20405d000 nid=0x7077 runnable [0x0000000000000000] java.lang.Thread.State: TERMINATED "ThreadPoolThread54" #80 daemon prio=6 os_prio=0 tid=0x00002ab20405b000 nid=0x7076 waiting for monitor entry [0x00002ab1bda17000] java.lang.Thread.State: BLOCKED (on object monitor) at aprove.Strategies.Util.PrioritizableThreadPool.fetchJob(PrioritizableThreadPool.java:312) - waiting to lock <0x0000000440011ef8> (a aprove.Strategies.Util.PrioritizableThreadPool) at aprove.Strategies.Util.PrioritizableThreadPool.access$300(PrioritizableThreadPool.java:24) at aprove.Strategies.Util.PrioritizableThreadPool$Worker.run(PrioritizableThreadPool.java:269) at java.lang.Thread.run(Thread.java:748) "ThreadPoolThread53" #79 daemon prio=6 os_prio=0 tid=0x00002ab204059800 nid=0x7075 runnable [0x00002ab1bd310000] java.lang.Thread.State: RUNNABLE at java.lang.Thread.setPriority0(Native Method) at java.lang.Thread.setPriority(Thread.java:1095) at java.lang.Thread.init(Thread.java:417) at java.lang.Thread.init(Thread.java:349) at java.lang.Thread.(Thread.java:678) at java.lang.UNIXProcess.lambda$null$0(UNIXProcess.java:229) at java.lang.UNIXProcess$$Lambda$10/1258955754.newThread(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.(ThreadPoolExecutor.java:619) at java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:932) at java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378) at java.lang.UNIXProcess.initStreams(UNIXProcess.java:288) at java.lang.UNIXProcess.lambda$new$2(UNIXProcess.java:258) at java.lang.UNIXProcess$$Lambda$12/1983145235.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.lang.UNIXProcess.(UNIXProcess.java:257) at java.lang.ProcessImpl.start(ProcessImpl.java:134) at java.lang.ProcessBuilder.start(ProcessBuilder.java:1029) at java.lang.Runtime.exec(Runtime.java:620) at java.lang.Runtime.exec(Runtime.java:450) at java.lang.Runtime.exec(Runtime.java:347) at aprove.Framework.PropositionalLogic.SATCheckers.MiniSATExtStartedFileChecker.found(MiniSATExtStartedFileChecker.java:64) at aprove.Framework.PropositionalLogic.SATCheckers.MiniSATFileChecker.(MiniSATFileChecker.java:114) at aprove.GraphUserInterface.Factories.Solvers.Engines.MINISATEngine.getSATChecker(MINISATEngine.java:54) at aprove.DPFramework.DPProblem.Solvers.PMatroExoticSolver.solveQActive(PMatroExoticSolver.java:330) at aprove.DPFramework.DPProblem.Processors.QDPReductionPairProcessor.processQDPProblem(QDPReductionPairProcessor.java:200) at aprove.DPFramework.DPProblem.Processors.QDPProblemProcessor.process(QDPProblemProcessor.java:47) at aprove.Strategies.ExecutableStrategies.Executor.execute(Executor.java:326) at aprove.Strategies.ExecutableStrategies.Executor$Runner.wrappedRun(Executor.java:377) at aprove.Strategies.Abortions.PooledJob.run(PooledJob.java:99) at aprove.Strategies.Util.PrioritizableThreadPool$Worker.run(PrioritizableThreadPool.java:274) at java.lang.Thread.run(Thread.java:748) "ThreadPoolThread48" #74 daemon prio=6 os_prio=0 tid=0x00002ab204053800 nid=0x7070 waiting for monitor entry [0x00002ab1bd413000] java.lang.Thread.State: BLOCKED (on object monitor) at aprove.Strategies.Util.PrioritizableThreadPool.fetchJob(PrioritizableThreadPool.java:312) - waiting to lock <0x0000000440011ef8> (a aprove.Strategies.Util.PrioritizableThreadPool) at aprove.Strategies.Util.PrioritizableThreadPool.access$300(PrioritizableThreadPool.java:24) at aprove.Strategies.Util.PrioritizableThreadPool$Worker.run(PrioritizableThreadPool.java:269) at java.lang.Thread.run(Thread.java:748) "ThreadPoolThread46" #72 daemon prio=6 os_prio=0 tid=0x00002ab204052800 nid=0x706e runnable [0x00002ab1bd10e000] java.lang.Thread.State: RUNNABLE at java.lang.Thread.start0(Native Method) at java.lang.Thread.start(Thread.java:717) - locked <0x00000006a77dadd8> (a java.lang.Thread) at java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957) at java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378) at java.lang.UNIXProcess.initStreams(UNIXProcess.java:288) at java.lang.UNIXProcess.lambda$new$2(UNIXProcess.java:258) at java.lang.UNIXProcess$$Lambda$12/1983145235.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.lang.UNIXProcess.(UNIXProcess.java:257) at java.lang.ProcessImpl.start(ProcessImpl.java:134) at java.lang.ProcessBuilder.start(ProcessBuilder.java:1029) at java.lang.Runtime.exec(Runtime.java:620) at java.lang.Runtime.exec(Runtime.java:485) at aprove.Framework.PropositionalLogic.SATCheckers.MiniSATFileChecker.solve(MiniSATFileChecker.java:268) at aprove.Framework.PropositionalLogic.SATCheckers.MiniSATFileChecker.solve(MiniSATFileChecker.java:206) at aprove.Framework.PropositionalLogic.SATCheckers.MiniSATFileChecker.solve(MiniSATFileChecker.java:153) at aprove.Framework.Algebra.Polynomials.SatSearch.SatSearch.search(SatSearch.java:268) at aprove.Framework.Algebra.Polynomials.SatSearch.SatSearch.search(SatSearch.java:229) at aprove.Framework.Algebra.Polynomials.SPCFormulae.NegPoloInterpretation.solve(NegPoloInterpretation.java:201) at aprove.DPFramework.DPProblem.Solvers.QDPNegPoloSolver.solveQActive(QDPNegPoloSolver.java:89) at aprove.DPFramework.DPProblem.Processors.QDPReductionPairProcessor.processQDPProblem(QDPReductionPairProcessor.java:200) at aprove.DPFramework.DPProblem.Processors.QDPProblemProcessor.process(QDPProblemProcessor.java:47) at aprove.Strategies.ExecutableStrategies.Executor.execute(Executor.java:326) at aprove.Strategies.ExecutableStrategies.Executor$Runner.wrappedRun(Executor.java:377) at aprove.Strategies.Abortions.PooledJob.run(PooledJob.java:99) at aprove.Strategies.Util.PrioritizableThreadPool$Worker.run(PrioritizableThreadPool.java:274) at java.lang.Thread.run(Thread.java:748) "ThreadPoolThread43" #69 daemon prio=6 os_prio=0 tid=0x00002ab204057800 nid=0x706b runnable [0x00002ab1bd614000] java.lang.Thread.State: RUNNABLE at org.sat4j.tools.ExtendedDimacsArrayToDimacsConverter.iff(Unknown Source) at org.sat4j.tools.ExtendedDimacsArrayToDimacsConverter.handleConstr(Unknown Source) at org.sat4j.tools.DimacsArrayToDimacsConverter.parseInstance(Unknown Source) at aprove.Framework.PropositionalLogic.FormulaToDimacsConverter.convert(FormulaToDimacsConverter.java:117) at aprove.Framework.PropositionalLogic.SATCheckers.MiniSATFileChecker.solve(MiniSATFileChecker.java:137) at aprove.Framework.Algebra.Polynomials.SatSearch.SatSearch.search(SatSearch.java:161) at aprove.Framework.Algebra.Orders.Utility.POLO.SimplifyingSearch.search(SimplifyingSearch.java:156) at aprove.DPFramework.Orders.Solvers.POLOSolver.actuallySolve(POLOSolver.java:294) at aprove.DPFramework.Orders.Solvers.POLOSolver.solveWithoutOptimizing(POLOSolver.java:230) at aprove.DPFramework.Orders.Solvers.POLOSolver.solve(POLOSolver.java:209) at aprove.DPFramework.TRSProblem.Solvers.RRRPoloSolver.solveRRR(RRRPoloSolver.java:53) at aprove.DPFramework.TRSProblem.Solvers.RRRPoloSolver.solveRRR(RRRPoloSolver.java:20) at aprove.DPFramework.DPProblem.Processors.MRRProcessor.processQDPProblem(MRRProcessor.java:61) at aprove.DPFramework.DPProblem.Processors.QDPProblemProcessor.process(QDPProblemProcessor.java:47) at aprove.Strategies.ExecutableStrategies.Executor.execute(Executor.java:326) at aprove.Strategies.ExecutableStrategies.Executor$Runner.wrappedRun(Executor.java:377) at aprove.Strategies.Abortions.PooledJob.run(PooledJob.java:99) at aprove.Strategies.Util.PrioritizableThreadPool$Worker.run(PrioritizableThreadPool.java:274) at java.lang.Thread.run(Thread.java:748) "ThreadPoolThread35" #61 daemon prio=6 os_prio=0 tid=0x00002ab20404d000 nid=0x7063 waiting for monitor entry [0x00002ab1bd211000] java.lang.Thread.State: BLOCKED (on object monitor) at aprove.Strategies.Util.PrioritizableThreadPool.fetchJob(PrioritizableThreadPool.java:312) - waiting to lock <0x0000000440011ef8> (a aprove.Strategies.Util.PrioritizableThreadPool) at aprove.Strategies.Util.PrioritizableThreadPool.access$300(PrioritizableThreadPool.java:24) at aprove.Strategies.Util.PrioritizableThreadPool$Worker.run(PrioritizableThreadPool.java:269) at java.lang.Thread.run(Thread.java:748) "ThreadPoolThread33" #59 daemon prio=6 os_prio=0 tid=0x00002ab204047000 nid=0x7061 runnable [0x00002ab1bca07000] java.lang.Thread.State: RUNNABLE at java.lang.Thread.setPriority0(Native Method) at java.lang.Thread.setPriority(Thread.java:1095) at java.lang.Thread.init(Thread.java:417) at java.lang.Thread.init(Thread.java:349) at java.lang.Thread.(Thread.java:678) at java.lang.UNIXProcess.lambda$null$0(UNIXProcess.java:229) at java.lang.UNIXProcess$$Lambda$10/1258955754.newThread(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.(ThreadPoolExecutor.java:619) at java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:932) at java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378) at java.lang.UNIXProcess.initStreams(UNIXProcess.java:288) at java.lang.UNIXProcess.lambda$new$2(UNIXProcess.java:258) at java.lang.UNIXProcess$$Lambda$12/1983145235.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.lang.UNIXProcess.(UNIXProcess.java:257) at java.lang.ProcessImpl.start(ProcessImpl.java:134) at java.lang.ProcessBuilder.start(ProcessBuilder.java:1029) at java.lang.Runtime.exec(Runtime.java:620) at java.lang.Runtime.exec(Runtime.java:450) at java.lang.Runtime.exec(Runtime.java:347) at aprove.Framework.PropositionalLogic.SATCheckers.MiniSATExtStartedFileChecker.found(MiniSATExtStartedFileChecker.java:64) at aprove.Framework.PropositionalLogic.SATCheckers.MiniSATFileChecker.(MiniSATFileChecker.java:114) at aprove.GraphUserInterface.Factories.Solvers.Engines.MINISATEngine.getSATChecker(MINISATEngine.java:54) at aprove.Framework.Algebra.Polynomials.SatSearch.SatSearch.search(SatSearch.java:264) at aprove.Framework.Algebra.Polynomials.SatSearch.SatSearch.search(SatSearch.java:229) at aprove.Framework.Algebra.Polynomials.SPCFormulae.NegPoloInterpretation.solve(NegPoloInterpretation.java:201) at aprove.DPFramework.DPProblem.Solvers.QDPNegPoloSolver.solveQActive(QDPNegPoloSolver.java:89) at aprove.DPFramework.DPProblem.Processors.QDPReductionPairProcessor.processQDPProblem(QDPReductionPairProcessor.java:200) at aprove.DPFramework.DPProblem.Processors.QDPProblemProcessor.process(QDPProblemProcessor.java:47) at aprove.Strategies.ExecutableStrategies.Executor.execute(Executor.java:326) at aprove.Strategies.ExecutableStrategies.Executor$Runner.wrappedRun(Executor.java:377) at aprove.Strategies.Abortions.PooledJob.run(PooledJob.java:99) at aprove.Strategies.Util.PrioritizableThreadPool$Worker.run(PrioritizableThreadPool.java:274) at java.lang.Thread.run(Thread.java:748) "ThreadPoolThread32" #58 daemon prio=6 os_prio=0 tid=0x00002ab204049000 nid=0x7060 runnable [0x00002ab1bd00f000] java.lang.Thread.State: RUNNABLE at aprove.Framework.PropositionalLogic.FormulaToDimacsConverter.toEDimacsArrays(FormulaToDimacsConverter.java:313) at aprove.Framework.PropositionalLogic.FormulaToDimacsConverter.convert(FormulaToDimacsConverter.java:93) at aprove.Framework.PropositionalLogic.SATCheckers.MiniSATFileChecker.solve(MiniSATFileChecker.java:137) at aprove.DPFramework.DPProblem.Solvers.PMatroExoticSolver.solveQActive(PMatroExoticSolver.java:333) at aprove.DPFramework.DPProblem.Processors.QDPReductionPairProcessor.processQDPProblem(QDPReductionPairProcessor.java:200) at aprove.DPFramework.DPProblem.Processors.QDPProblemProcessor.process(QDPProblemProcessor.java:47) at aprove.Strategies.ExecutableStrategies.Executor.execute(Executor.java:326) at aprove.Strategies.ExecutableStrategies.Executor$Runner.wrappedRun(Executor.java:377) at aprove.Strategies.Abortions.PooledJob.run(PooledJob.java:99) at aprove.Strategies.Util.PrioritizableThreadPool$Worker.run(PrioritizableThreadPool.java:274) at java.lang.Thread.run(Thread.java:748) "ThreadPoolThread31" #57 daemon prio=6 os_prio=0 tid=0x00002ab20404a800 nid=0x705f runnable [0x00002ab1b7684000] java.lang.Thread.State: RUNNABLE at java.lang.Integer.getChars(Integer.java:460) at java.lang.AbstractStringBuilder.append(AbstractStringBuilder.java:675) at java.lang.StringBuilder.append(StringBuilder.java:208) at org.sat4j.tools.ExtendedDimacsArrayToDimacsConverter.processClause(Unknown Source) at org.sat4j.tools.ExtendedDimacsArrayToDimacsConverter.xor2Clause(Unknown Source) at org.sat4j.tools.ExtendedDimacsArrayToDimacsConverter.xor2Clause(Unknown Source) at org.sat4j.tools.ExtendedDimacsArrayToDimacsConverter.xor2Clause(Unknown Source) at org.sat4j.tools.ExtendedDimacsArrayToDimacsConverter.xor(Unknown Source) at org.sat4j.tools.ExtendedDimacsArrayToDimacsConverter.handleConstr(Unknown Source) at org.sat4j.tools.DimacsArrayToDimacsConverter.parseInstance(Unknown Source) at aprove.Framework.PropositionalLogic.FormulaToDimacsConverter.convert(FormulaToDimacsConverter.java:117) at aprove.Framework.PropositionalLogic.SATCheckers.MiniSATFileChecker.solve(MiniSATFileChecker.java:137) at aprove.Framework.Algebra.Polynomials.SatSearch.SatSearch.search(SatSearch.java:161) at aprove.Framework.Algebra.Orders.Utility.POLO.SimplifyingSearch.search(SimplifyingSearch.java:156) at aprove.DPFramework.Orders.Solvers.POLOSolver.actuallySolve(POLOSolver.java:294) at aprove.DPFramework.Orders.Solvers.POLOSolver.solve(POLOSolver.java:191) at aprove.DPFramework.DPProblem.Solvers.QDPPoloSolver.solveQActive(QDPPoloSolver.java:94) at aprove.DPFramework.DPProblem.Processors.QDPReductionPairProcessor.processQDPProblem(QDPReductionPairProcessor.java:200) at aprove.DPFramework.DPProblem.Processors.QDPProblemProcessor.process(QDPProblemProcessor.java:47) at aprove.Strategies.ExecutableStrategies.Executor.execute(Executor.java:326) at aprove.Strategies.ExecutableStrategies.Executor$Runner.wrappedRun(Executor.java:377) at aprove.Strategies.Abortions.PooledJob.run(PooledJob.java:99) at aprove.Strategies.Util.PrioritizableThreadPool$Worker.run(PrioritizableThreadPool.java:274) at java.lang.Thread.run(Thread.java:748) "ThreadPoolThread20" #38 daemon prio=6 os_prio=0 tid=0x00002ab20403d800 nid=0x7049 runnable [0x00002ab1b7381000] java.lang.Thread.State: RUNNABLE at java.io.FileInputStream.readBytes(Native Method) at java.io.FileInputStream.read(FileInputStream.java:255) at java.io.BufferedInputStream.read1(BufferedInputStream.java:284) at java.io.BufferedInputStream.read(BufferedInputStream.java:345) - locked <0x00000006df6c8d10> (a java.lang.UNIXProcess$ProcessPipeInputStream) at sun.nio.cs.StreamDecoder.readBytes(StreamDecoder.java:284) at sun.nio.cs.StreamDecoder.implRead(StreamDecoder.java:326) at sun.nio.cs.StreamDecoder.read(StreamDecoder.java:178) - locked <0x00000006df6cd3b8> (a java.io.InputStreamReader) at java.io.InputStreamReader.read(InputStreamReader.java:184) at java.io.BufferedReader.fill(BufferedReader.java:161) at java.io.BufferedReader.readLine(BufferedReader.java:324) - locked <0x00000006df6cd3b8> (a java.io.InputStreamReader) at java.io.BufferedReader.readLine(BufferedReader.java:389) at aprove.Framework.PropositionalLogic.SATCheckers.MiniSATFileChecker.solve(MiniSATFileChecker.java:304) at aprove.Framework.PropositionalLogic.SATCheckers.MiniSATFileChecker.solve(MiniSATFileChecker.java:206) at aprove.Framework.PropositionalLogic.SATCheckers.MiniSATFileChecker.solve(MiniSATFileChecker.java:153) at aprove.Framework.Algebra.Polynomials.SatSearch.SatSearch.search(SatSearch.java:161) at aprove.Framework.Algebra.Orders.Utility.POLO.SimplifyingSearch.search(SimplifyingSearch.java:156) at aprove.DPFramework.Orders.Solvers.POLOSolver.actuallySolve(POLOSolver.java:294) at aprove.DPFramework.Orders.Solvers.POLOSolver.solve(POLOSolver.java:191) at aprove.DPFramework.DPProblem.Solvers.QDPPoloSolver.solveQActive(QDPPoloSolver.java:94) at aprove.DPFramework.DPProblem.Processors.QDPReductionPairProcessor.processQDPProblem(QDPReductionPairProcessor.java:200) at aprove.DPFramework.DPProblem.Processors.QDPProblemProcessor.process(QDPProblemProcessor.java:47) at aprove.Strategies.ExecutableStrategies.Executor.execute(Executor.java:326) at aprove.Strategies.ExecutableStrategies.Executor$Runner.wrappedRun(Executor.java:377) at aprove.Strategies.Abortions.PooledJob.run(PooledJob.java:99) at aprove.Strategies.Util.PrioritizableThreadPool$Worker.run(PrioritizableThreadPool.java:274) at java.lang.Thread.run(Thread.java:748) "process reaper" #32 daemon prio=10 os_prio=0 tid=0x00002ab20000a000 nid=0x7041 runnable [0x00002ab19b04b000] java.lang.Thread.State: RUNNABLE at java.lang.UNIXProcess.waitForProcessExit(Native Method) at java.lang.UNIXProcess.lambda$initStreams$3(UNIXProcess.java:289) at java.lang.UNIXProcess$$Lambda$13/741525659.run(Unknown Source) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) "process reaper" #31 daemon prio=10 os_prio=0 tid=0x00002ab1f4038000 nid=0x7040 runnable [0x00002ab17bfdb000] java.lang.Thread.State: RUNNABLE at java.lang.UNIXProcess.waitForProcessExit(Native Method) at java.lang.UNIXProcess.lambda$initStreams$3(UNIXProcess.java:289) at java.lang.UNIXProcess$$Lambda$13/741525659.run(Unknown Source) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) "ThreadPoolThread16" #28 daemon prio=6 os_prio=0 tid=0x00002ab204045800 nid=0x703b runnable [0x00002ab1bcc09000] java.lang.Thread.State: RUNNABLE at java.lang.Thread.setPriority0(Native Method) at java.lang.Thread.setPriority(Thread.java:1095) at java.lang.Thread.init(Thread.java:417) at java.lang.Thread.init(Thread.java:349) at java.lang.Thread.(Thread.java:678) at java.lang.UNIXProcess.lambda$null$0(UNIXProcess.java:229) at java.lang.UNIXProcess$$Lambda$10/1258955754.newThread(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.(ThreadPoolExecutor.java:619) at java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:932) at java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378) at java.lang.UNIXProcess.initStreams(UNIXProcess.java:288) at java.lang.UNIXProcess.lambda$new$2(UNIXProcess.java:258) at java.lang.UNIXProcess$$Lambda$12/1983145235.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.lang.UNIXProcess.(UNIXProcess.java:257) at java.lang.ProcessImpl.start(ProcessImpl.java:134) at java.lang.ProcessBuilder.start(ProcessBuilder.java:1029) at java.lang.Runtime.exec(Runtime.java:620) at java.lang.Runtime.exec(Runtime.java:485) at aprove.Framework.PropositionalLogic.SATCheckers.MiniSATFileChecker.solve(MiniSATFileChecker.java:268) at aprove.Framework.PropositionalLogic.SATCheckers.MiniSATFileChecker.solve(MiniSATFileChecker.java:206) at aprove.Framework.PropositionalLogic.SATCheckers.MiniSATFileChecker.solve(MiniSATFileChecker.java:153) at aprove.Framework.Algebra.Polynomials.SatSearch.SatSearch.search(SatSearch.java:161) at aprove.Framework.Algebra.Orders.Utility.POLO.SimplifyingSearch.search(SimplifyingSearch.java:156) at aprove.DPFramework.Orders.Solvers.POLOSolver.actuallySolve(POLOSolver.java:294) at aprove.DPFramework.Orders.Solvers.POLOSolver.solveWithoutOptimizing(POLOSolver.java:230) at aprove.DPFramework.Orders.Solvers.POLOSolver.solve(POLOSolver.java:209) at aprove.DPFramework.TRSProblem.Solvers.RRRPoloSolver.solveRRR(RRRPoloSolver.java:53) at aprove.DPFramework.TRSProblem.Solvers.RRRPoloSolver.solveRRR(RRRPoloSolver.java:20) at aprove.DPFramework.DPProblem.Processors.MRRProcessor.processQDPProblem(MRRProcessor.java:61) at aprove.DPFramework.DPProblem.Processors.QDPProblemProcessor.process(QDPProblemProcessor.java:47) at aprove.Strategies.ExecutableStrategies.Executor.execute(Executor.java:326) at aprove.Strategies.ExecutableStrategies.Executor$Runner.wrappedRun(Executor.java:377) at aprove.Strategies.Abortions.PooledJob.run(PooledJob.java:99) at aprove.Strategies.Util.PrioritizableThreadPool$Worker.run(PrioritizableThreadPool.java:274) at java.lang.Thread.run(Thread.java:748) "ThreadPoolThread15" #27 daemon prio=6 os_prio=0 tid=0x00002ab204043800 nid=0x703a runnable [0x00002ab1bcb09000] java.lang.Thread.State: RUNNABLE at java.util.AbstractCollection.addAll(AbstractCollection.java:343) at aprove.Framework.TreeAutomaton.TreeAutomaton.epsTransClosure(TreeAutomaton.java:462) at aprove.DPFramework.BasicStructures.Matchbounds.TRSBoundsTA.solveStateSubstitutions(TRSBoundsTA.java:288) at aprove.DPFramework.BasicStructures.Matchbounds.TRSBoundsTA.solveStateSubstitutions(TRSBoundsTA.java:332) at aprove.DPFramework.BasicStructures.Matchbounds.TRSBoundsTA.solveStateSubstitutions(TRSBoundsTA.java:304) at aprove.DPFramework.BasicStructures.Matchbounds.TRSBoundsTA.solveStateSubstitutions(TRSBoundsTA.java:332) at aprove.DPFramework.BasicStructures.Matchbounds.TRSBoundsTA.solveStateSubstitutions(TRSBoundsTA.java:304) at aprove.DPFramework.BasicStructures.Matchbounds.TRSBoundsTA.createStateSubstitutions(TRSBoundsTA.java:256) at aprove.DPFramework.BasicStructures.Matchbounds.TRSBounds.collectAllCompatibleConflicts(TRSBounds.java:1666) at aprove.DPFramework.BasicStructures.Matchbounds.TRSBounds.createCompatibleTA(TRSBounds.java:693) at aprove.DPFramework.BasicStructures.Matchbounds.TRSBounds.getCertificate(TRSBounds.java:517) at aprove.DPFramework.TRSProblem.Processors.QTRSRoofMatchBoundsTAProcessor.processQTRS(QTRSRoofMatchBoundsTAProcessor.java:90) at aprove.DPFramework.TRSProblem.Processors.QTRSProcessor.process(QTRSProcessor.java:34) at aprove.Strategies.ExecutableStrategies.Executor.execute(Executor.java:326) at aprove.Strategies.ExecutableStrategies.Executor$Runner.wrappedRun(Executor.java:377) at aprove.Strategies.Abortions.PooledJob.run(PooledJob.java:99) at aprove.Strategies.Util.PrioritizableThreadPool$Worker.run(PrioritizableThreadPool.java:274) at java.lang.Thread.run(Thread.java:748) "ThreadPoolThread12" #24 daemon prio=6 os_prio=0 tid=0x00002ab204040000 nid=0x7037 runnable [0x00002ab1bc708000] java.lang.Thread.State: RUNNABLE at java.lang.System.identityHashCode(Native Method) at aprove.Framework.Utility.Graph.Node.hashCode(Node.java:110) at java.util.HashMap.hash(HashMap.java:338) at java.util.HashMap.put(HashMap.java:611) at java.util.HashSet.add(HashSet.java:219) at java.util.AbstractCollection.addAll(AbstractCollection.java:344) at java.util.LinkedHashSet.(LinkedHashSet.java:169) at aprove.DPFramework.BasicStructures.Matchbounds.ZantemaImprovedPathFinder.insertPath(ZantemaImprovedPathFinder.java:42) at aprove.DPFramework.BasicStructures.Matchbounds.MatchBound.getCertificate(MatchBound.java:559) at aprove.DPFramework.TRSProblem.Processors.RFCMatchBoundsProcessor.processQTRS(RFCMatchBoundsProcessor.java:65) at aprove.DPFramework.TRSProblem.Processors.QTRSProcessor.process(QTRSProcessor.java:34) at aprove.Strategies.ExecutableStrategies.Executor.execute(Executor.java:326) at aprove.Strategies.ExecutableStrategies.Executor$Runner.wrappedRun(Executor.java:377) at aprove.Strategies.Abortions.PooledJob.run(PooledJob.java:99) at aprove.Strategies.Util.PrioritizableThreadPool$Worker.run(PrioritizableThreadPool.java:274) at java.lang.Thread.run(Thread.java:748) "ThreadPoolThread9" #21 daemon prio=6 os_prio=0 tid=0x00002ab20403c800 nid=0x7034 runnable [0x00002ab1b7988000] java.lang.Thread.State: RUNNABLE at aprove.Framework.Utility.Graph.MultiGraph$3$1.next(MultiGraph.java:889) at aprove.DPFramework.BasicStructures.Matchbounds.ZantemaImprovedPathFinder.insertPath(ZantemaImprovedPathFinder.java:48) at aprove.DPFramework.BasicStructures.Matchbounds.MatchBound.getCertificate(MatchBound.java:559) at aprove.DPFramework.TRSProblem.Processors.RFCMatchBoundsProcessor.processQTRS(RFCMatchBoundsProcessor.java:65) at aprove.DPFramework.TRSProblem.Processors.QTRSProcessor.process(QTRSProcessor.java:34) at aprove.Strategies.ExecutableStrategies.Executor.execute(Executor.java:326) at aprove.Strategies.ExecutableStrategies.Executor$Runner.wrappedRun(Executor.java:377) at aprove.Strategies.Abortions.PooledJob.run(PooledJob.java:99) at aprove.Strategies.Util.PrioritizableThreadPool$Worker.run(PrioritizableThreadPool.java:274) at java.lang.Thread.run(Thread.java:748) "ThreadPoolThread8" #20 daemon prio=6 os_prio=0 tid=0x00002ab20403b800 nid=0x7033 runnable [0x00002ab1b7886000] java.lang.Thread.State: RUNNABLE at java.util.AbstractCollection.addAll(AbstractCollection.java:342) at aprove.Framework.TreeAutomaton.TreeAutomaton.epsTransClosure(TreeAutomaton.java:462) at aprove.Framework.TreeAutomaton.TreeAutomaton.evaluate(TreeAutomaton.java:197) at aprove.Framework.TreeAutomaton.TreeAutomaton.evaluate(TreeAutomaton.java:159) at aprove.DPFramework.BasicStructures.Matchbounds.TRSBoundsCRHelper.computeOuterContexts(TRSBoundsCRHelper.java:203) at aprove.DPFramework.BasicStructures.Matchbounds.TRSBoundsCRHelper.computeOuterContexts(TRSBoundsCRHelper.java:171) at aprove.DPFramework.BasicStructures.Matchbounds.TRSBoundsCRHelper.computeKMSContexts(TRSBoundsCRHelper.java:42) at aprove.DPFramework.BasicStructures.Matchbounds.TRSBounds.resolveConflict(TRSBounds.java:1472) at aprove.DPFramework.BasicStructures.Matchbounds.TRSBounds.resolveConflictsAndExtendSignatureOfTA(TRSBounds.java:1266) at aprove.DPFramework.BasicStructures.Matchbounds.TRSBounds.createCompatibleTA(TRSBounds.java:709) at aprove.DPFramework.BasicStructures.Matchbounds.TRSBounds.getCertificate(TRSBounds.java:517) at aprove.DPFramework.TRSProblem.Processors.QTRSRoofMatchBoundsTAProcessor.processQTRS(QTRSRoofMatchBoundsTAProcessor.java:90) at aprove.DPFramework.TRSProblem.Processors.QTRSProcessor.process(QTRSProcessor.java:34) at aprove.Strategies.ExecutableStrategies.Executor.execute(Executor.java:326) at aprove.Strategies.ExecutableStrategies.Executor$Runner.wrappedRun(Executor.java:377) at aprove.Strategies.Abortions.PooledJob.run(PooledJob.java:99) at aprove.Strategies.Util.PrioritizableThreadPool$Worker.run(PrioritizableThreadPool.java:274) at java.lang.Thread.run(Thread.java:748) "TimeRefresherThread" #19 daemon prio=6 os_prio=0 tid=0x00002ab20403b000 nid=0x7032 runnable [0x00002ab1b7a89000] java.lang.Thread.State: RUNNABLE at sun.management.ThreadImpl.getThreadTotalCpuTime0(Native Method) at sun.management.ThreadImpl.getThreadCpuTime(ThreadImpl.java:267) at sun.management.ThreadImpl.getThreadCpuTime(ThreadImpl.java:226) at aprove.Strategies.Abortions.TrackThread.getCpuIncrease(TrackThread.java:129) at aprove.Strategies.Abortions.TrackThread.getTimeIncrease(TrackThread.java:121) - locked <0x000000044011d5e0> (a aprove.Strategies.Abortions.TrackThreadPool) at aprove.Strategies.Abortions.TrackThread.checkTime(TrackThread.java:113) at aprove.Strategies.Abortions.TimeRefresher$TimeRefresherThread.doPoll(TimeRefresher.java:65) at aprove.Strategies.Abortions.TimeRefresher$TimeRefresherThread.run(TimeRefresher.java:54) "DefaultMachine" #18 daemon prio=6 os_prio=0 tid=0x00002ab17c841800 nid=0x7031 runnable [0x00002ab1b7785000] java.lang.Thread.State: RUNNABLE at java.lang.Thread.setPriority0(Native Method) at java.lang.Thread.setPriority(Thread.java:1095) at java.lang.Thread.init(Thread.java:417) at java.lang.Thread.init(Thread.java:349) at java.lang.Thread.(Thread.java:464) at aprove.Strategies.Util.PrioritizableThreadPool.startWorker(PrioritizableThreadPool.java:405) at aprove.Strategies.Util.PrioritizableThreadPool.executeNow(PrioritizableThreadPool.java:191) - locked <0x0000000440011ef8> (a aprove.Strategies.Util.PrioritizableThreadPool) at aprove.Strategies.Util.ThreadingPolicy$HighPolicy.schedule(ThreadingPolicy.java:26) at aprove.Strategies.Util.ThreadingPolicy$DefaultPolicy.schedule(ThreadingPolicy.java:41) at aprove.Strategies.ExecutableStrategies.Executor.start(Executor.java:114) at aprove.Strategies.ExecutableStrategies.ExecProcessorStrategy.exec(ExecProcessorStrategy.java:55) at aprove.Strategies.ExecutableStrategies.ExecSimple.exec(ExecSimple.java:40) at aprove.Strategies.ExecutableStrategies.ExecAny.exec(ExecAny.java:62) at aprove.Strategies.ExecutableStrategies.ExecFirst.exec(ExecFirst.java:71) at aprove.Strategies.ExecutableStrategies.ExecFirst.exec(ExecFirst.java:71) at aprove.Strategies.ExecutableStrategies.ExecRepeat.exec(ExecRepeat.java:47) at aprove.Strategies.ExecutableStrategies.ExecAllParallel.exec(ExecAllParallel.java:29) at aprove.Strategies.ExecutableStrategies.ExecSolve.exec(ExecSolve.java:82) at aprove.Strategies.ExecutableStrategies.ExecSolve.exec(ExecSolve.java:82) at aprove.Strategies.ExecutableStrategies.ExecFirst.exec(ExecFirst.java:71) at aprove.Strategies.ExecutableStrategies.ExecSolve.exec(ExecSolve.java:82) at aprove.Strategies.ExecutableStrategies.ExecAny.exec(ExecAny.java:62) at aprove.Strategies.ExecutableStrategies.ExecSolve.exec(ExecSolve.java:82) at aprove.Strategies.ExecutableStrategies.ExecAny.exec(ExecAny.java:62) at aprove.Strategies.ExecutableStrategies.StrategyRoot.evaluateOnce(StrategyRoot.java:35) at aprove.Strategies.ExecutableStrategies.impl.DefaultMachine$CmdExec.run(DefaultMachine.java:247) at aprove.Strategies.ExecutableStrategies.impl.DefaultMachine.run(DefaultMachine.java:174) at java.lang.Thread.run(Thread.java:748) "ThreadPoolThread2" #12 daemon prio=5 os_prio=0 tid=0x00002ab17c26c800 nid=0x702a runnable [0x00002ab1b7583000] java.lang.Thread.State: RUNNABLE at java.util.AbstractList.equals(AbstractList.java:523) at immutables.Immutable.ImmutableArrayList.equals(Unknown Source) at aprove.DPFramework.TRSProblem.Utility.SRSNonLoop.StringPattern.equals(StringPattern.java:68) at aprove.DPFramework.TRSProblem.Utility.SRSNonLoop.OverlapClosure.equals(OverlapClosure.java:104) at java.util.HashMap.putVal(HashMap.java:634) at java.util.HashMap.put(HashMap.java:611) at java.util.HashSet.add(HashSet.java:219) at aprove.DPFramework.TRSProblem.Utility.SRSNonLoop.OverlapClosure.overlapsWith(OverlapClosure.java:182) at aprove.DPFramework.TRSProblem.Utility.SRSNonLoop.OverlapClosure.overlapsWith(OverlapClosure.java:121) at aprove.DPFramework.TRSProblem.Utility.SRSNonLoop.NonLoopFinder.findNonLoop(NonLoopFinder.java:138) at aprove.DPFramework.TRSProblem.Processors.SRSNonLoopProcessor.processQTRS(SRSNonLoopProcessor.java:69) at aprove.DPFramework.TRSProblem.Processors.QTRSProcessor.process(QTRSProcessor.java:34) at aprove.Strategies.ExecutableStrategies.Executor.execute(Executor.java:326) at aprove.Strategies.ExecutableStrategies.Executor$Runner.wrappedRun(Executor.java:377) at aprove.Strategies.Abortions.PooledJob.run(PooledJob.java:99) at aprove.Strategies.Util.PrioritizableThreadPool$Worker.run(PrioritizableThreadPool.java:274) at java.lang.Thread.run(Thread.java:748) "ThreadPoolThread1" #11 daemon prio=5 os_prio=0 tid=0x00002ab17c25e800 nid=0x7029 runnable [0x00002ab1b7482000] java.lang.Thread.State: RUNNABLE at aprove.DPFramework.TRSProblem.Utility.SRSNonLoop.WordPattern.(WordPattern.java:31) at aprove.DPFramework.TRSProblem.Utility.SRSNonLoop.DerivationPattern.overlapsWith(DerivationPattern.java:608) at aprove.DPFramework.TRSProblem.Utility.SRSNonLoop.DerivationPattern.overlapsWith(DerivationPattern.java:250) at aprove.DPFramework.TRSProblem.Utility.SRSNonLoop.NonLoopFinder.findNonLoop(NonLoopFinder.java:143) at aprove.DPFramework.TRSProblem.Processors.SRSNonLoopProcessor.processQTRS(SRSNonLoopProcessor.java:69) at aprove.DPFramework.TRSProblem.Processors.QTRSProcessor.process(QTRSProcessor.java:34) at aprove.Strategies.ExecutableStrategies.Executor.execute(Executor.java:326) at aprove.Strategies.ExecutableStrategies.Executor$Runner.wrappedRun(Executor.java:377) at aprove.Strategies.Abortions.PooledJob.run(PooledJob.java:99) at aprove.Strategies.Util.PrioritizableThreadPool$Worker.run(PrioritizableThreadPool.java:274) at java.lang.Thread.run(Thread.java:748) "Service Thread" #8 daemon prio=9 os_prio=0 tid=0x00002ab17c18f800 nid=0x7026 runnable [0x0000000000000000] java.lang.Thread.State: RUNNABLE "C1 CompilerThread2" #7 daemon prio=9 os_prio=0 tid=0x00002ab17c184000 nid=0x7025 runnable [0x0000000000000000] java.lang.Thread.State: RUNNABLE "C2 CompilerThread1" #6 daemon prio=9 os_prio=0 tid=0x00002ab17c182000 nid=0x7024 runnable [0x0000000000000000] java.lang.Thread.State: RUNNABLE "C2 CompilerThread0" #5 daemon prio=9 os_prio=0 tid=0x00002ab17c17f800 nid=0x7023 runnable [0x0000000000000000] java.lang.Thread.State: RUNNABLE "Signal Dispatcher" #4 daemon prio=9 os_prio=0 tid=0x00002ab17c17e000 nid=0x7022 waiting on condition [0x0000000000000000] java.lang.Thread.State: RUNNABLE "Finalizer" #3 daemon prio=8 os_prio=0 tid=0x00002ab17c14a000 nid=0x7021 in Object.wait() [0x00002ab19aa0c000] java.lang.Thread.State: WAITING (on object monitor) at java.lang.Object.wait(Native Method) - waiting on <0x000000044069dd88> (a java.lang.ref.ReferenceQueue$Lock) at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:143) - locked <0x000000044069dd88> (a java.lang.ref.ReferenceQueue$Lock) at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:164) at java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:209) "Reference Handler" #2 daemon prio=10 os_prio=0 tid=0x00002ab17c145800 nid=0x7020 in Object.wait() [0x00002ab19a90b000] java.lang.Thread.State: WAITING (on object monitor) at java.lang.Object.wait(Native Method) - waiting on <0x000000044069cd48> (a java.lang.ref.Reference$Lock) at java.lang.Object.wait(Object.java:502) at java.lang.ref.Reference.tryHandlePending(Reference.java:191) - locked <0x000000044069cd48> (a java.lang.ref.Reference$Lock) at java.lang.ref.Reference$ReferenceHandler.run(Reference.java:153) "main" #1 prio=5 os_prio=0 tid=0x00002ab17c008800 nid=0x7019 in Object.wait() [0x00002ab17a17d000] java.lang.Thread.State: WAITING (on object monitor) at java.lang.Object.wait(Native Method) - waiting on <0x00000004400134b0> (a aprove.Strategies.ExecutableStrategies.impl.Handle) at java.lang.Object.wait(Object.java:502) at aprove.Strategies.ExecutableStrategies.impl.Handle.waitForFinish(Handle.java:42) - locked <0x00000004400134b0> (a aprove.Strategies.ExecutableStrategies.impl.Handle) at aprove.Runtime.AProVE.waitForHandle(AProVE.java:32) at aprove.Runtime.AProVE.run(AProVE.java:101) at aprove.CommandLineInterface.Main.run(Main.java:94) at aprove.CommandLineInterface.Main.doMain(Main.java:42) at aprove.Main.doMain(Main.java:54) at aprove.Main.main(Main.java:20) "VM Thread" os_prio=0 tid=0x00002ab17c13e000 nid=0x701f runnable "GC task thread#0 (ParallelGC)" os_prio=0 tid=0x00002ab17c01e000 nid=0x701b runnable "GC task thread#1 (ParallelGC)" os_prio=0 tid=0x00002ab17c01f800 nid=0x701c runnable "GC task thread#2 (ParallelGC)" os_prio=0 tid=0x00002ab17c021800 nid=0x701d runnable "GC task thread#3 (ParallelGC)" os_prio=0 tid=0x00002ab17c023800 nid=0x701e runnable "VM Periodic Task Thread" os_prio=0 tid=0x00002ab17c192000 nid=0x7027 waiting on condition JNI global references: 382 Heap PSYoungGen total 4281856K, used 1814844K [0x0000000695580000, 0x00000007c0000000, 0x00000007c0000000) eden space 3670528K, 49% used [0x0000000695580000,0x00000007041cf100,0x0000000775600000) from space 611328K, 0% used [0x0000000775600000,0x0000000775600000,0x000000079ab00000) to space 611328K, 0% used [0x000000079ab00000,0x000000079ab00000,0x00000007c0000000) ParOldGen total 9786880K, used 46633K [0x0000000440000000, 0x0000000695580000, 0x0000000695580000) object space 9786880K, 0% used [0x0000000440000000,0x0000000442d8a608,0x0000000695580000) Metaspace used 21151K, capacity 21414K, committed 21760K, reserved 1069056K class space used 2446K, capacity 2531K, committed 2560K, reserved 1048576K YES proof of /export/starexec/sandbox2/benchmark/theBenchmark.xml # AProVE Commit ID: 794c25de1cacf0d048858bcd21c9a779e1221865 marcel 20200619 unpublished dirty Termination w.r.t. Q of the given QTRS could be proven: (0) QTRS (1) QTRS Reverse [EQUIVALENT, 0 ms] (2) QTRS (3) DependencyPairsProof [EQUIVALENT, 24 ms] (4) QDP (5) DependencyGraphProof [EQUIVALENT, 0 ms] (6) AND (7) QDP (8) UsableRulesProof [EQUIVALENT, 0 ms] (9) QDP (10) QDPOrderProof [EQUIVALENT, 6 ms] (11) QDP (12) PisEmptyProof [EQUIVALENT, 0 ms] (13) YES (14) QDP (15) UsableRulesProof [EQUIVALENT, 0 ms] (16) QDP (17) MRRProof [EQUIVALENT, 6 ms] (18) QDP (19) PisEmptyProof [EQUIVALENT, 0 ms] (20) YES ---------------------------------------- (0) Obligation: Q restricted rewrite system: The TRS R consists of the following rules: a(b(x1)) -> b(b(b(b(x1)))) b(a(x1)) -> a(a(a(a(x1)))) a(x1) -> x1 b(x1) -> x1 Q is empty. ---------------------------------------- (1) QTRS Reverse (EQUIVALENT) We applied the QTRS Reverse Processor [REVERSE]. ---------------------------------------- (2) Obligation: Q restricted rewrite system: The TRS R consists of the following rules: b(a(x1)) -> b(b(b(b(x1)))) a(b(x1)) -> a(a(a(a(x1)))) a(x1) -> x1 b(x1) -> x1 Q is empty. ---------------------------------------- (3) DependencyPairsProof (EQUIVALENT) Using Dependency Pairs [AG00,LPAR04] we result in the following initial DP problem. ---------------------------------------- (4) Obligation: Q DP problem: The TRS P consists of the following rules: B(a(x1)) -> B(b(b(b(x1)))) B(a(x1)) -> B(b(b(x1))) B(a(x1)) -> B(b(x1)) B(a(x1)) -> B(x1) A(b(x1)) -> A(a(a(a(x1)))) A(b(x1)) -> A(a(a(x1))) A(b(x1)) -> A(a(x1)) A(b(x1)) -> A(x1) The TRS R consists of the following rules: b(a(x1)) -> b(b(b(b(x1)))) a(b(x1)) -> a(a(a(a(x1)))) a(x1) -> x1 b(x1) -> x1 Q is empty. We have to consider all minimal (P,Q,R)-chains. ---------------------------------------- (5) DependencyGraphProof (EQUIVALENT) The approximation of the Dependency Graph [LPAR04,FROCOS05,EDGSTAR] contains 2 SCCs. ---------------------------------------- (6) Complex Obligation (AND) ---------------------------------------- (7) Obligation: Q DP problem: The TRS P consists of the following rules: A(b(x1)) -> A(a(a(x1))) A(b(x1)) -> A(a(a(a(x1)))) A(b(x1)) -> A(a(x1)) A(b(x1)) -> A(x1) The TRS R consists of the following rules: b(a(x1)) -> b(b(b(b(x1)))) a(b(x1)) -> a(a(a(a(x1)))) a(x1) -> x1 b(x1) -> x1 Q is empty. We have to consider all minimal (P,Q,R)-chains. ---------------------------------------- (8) UsableRulesProof (EQUIVALENT) We can use the usable rules and reduction pair processor [LPAR04] with the Ce-compatible extension of the polynomial order that maps every function symbol to the sum of its arguments. Then, we can delete all non-usable rules [FROCOS05] from R. ---------------------------------------- (9) Obligation: Q DP problem: The TRS P consists of the following rules: A(b(x1)) -> A(a(a(x1))) A(b(x1)) -> A(a(a(a(x1)))) A(b(x1)) -> A(a(x1)) A(b(x1)) -> A(x1) The TRS R consists of the following rules: a(b(x1)) -> a(a(a(a(x1)))) a(x1) -> x1 Q is empty. We have to consider all minimal (P,Q,R)-chains. ---------------------------------------- (10) QDPOrderProof (EQUIVALENT) We use the reduction pair processor [LPAR04,JAR06]. The following pairs can be oriented strictly and are deleted. A(b(x1)) -> A(a(a(x1))) A(b(x1)) -> A(a(a(a(x1)))) A(b(x1)) -> A(a(x1)) A(b(x1)) -> A(x1) The remaining pairs can at least be oriented weakly. Used ordering: Polynomial interpretation [POLO]: POL(A(x_1)) = x_1 POL(a(x_1)) = x_1 POL(b(x_1)) = 1 + x_1 The following usable rules [FROCOS05] with respect to the argument filtering of the ordering [JAR06] were oriented: a(b(x1)) -> a(a(a(a(x1)))) a(x1) -> x1 ---------------------------------------- (11) Obligation: Q DP problem: P is empty. The TRS R consists of the following rules: a(b(x1)) -> a(a(a(a(x1)))) a(x1) -> x1 Q is empty. We have to consider all minimal (P,Q,R)-chains. ---------------------------------------- (12) PisEmptyProof (EQUIVALENT) The TRS P is empty. Hence, there is no (P,Q,R) chain. ---------------------------------------- (13) YES ---------------------------------------- (14) Obligation: Q DP problem: The TRS P consists of the following rules: B(a(x1)) -> B(b(b(x1))) B(a(x1)) -> B(b(b(b(x1)))) B(a(x1)) -> B(b(x1)) B(a(x1)) -> B(x1) The TRS R consists of the following rules: b(a(x1)) -> b(b(b(b(x1)))) a(b(x1)) -> a(a(a(a(x1)))) a(x1) -> x1 b(x1) -> x1 Q is empty. We have to consider all minimal (P,Q,R)-chains. ---------------------------------------- (15) UsableRulesProof (EQUIVALENT) We can use the usable rules and reduction pair processor [LPAR04] with the Ce-compatible extension of the polynomial order that maps every function symbol to the sum of its arguments. Then, we can delete all non-usable rules [FROCOS05] from R. ---------------------------------------- (16) Obligation: Q DP problem: The TRS P consists of the following rules: B(a(x1)) -> B(b(b(x1))) B(a(x1)) -> B(b(b(b(x1)))) B(a(x1)) -> B(b(x1)) B(a(x1)) -> B(x1) The TRS R consists of the following rules: b(a(x1)) -> b(b(b(b(x1)))) b(x1) -> x1 Q is empty. We have to consider all minimal (P,Q,R)-chains. ---------------------------------------- (17) MRRProof (EQUIVALENT) By using the rule removal processor [LPAR04] with the following ordering, at least one Dependency Pair or term rewrite system rule of this QDP problem can be strictly oriented. Strictly oriented dependency pairs: B(a(x1)) -> B(b(b(x1))) B(a(x1)) -> B(b(b(b(x1)))) B(a(x1)) -> B(b(x1)) B(a(x1)) -> B(x1) Strictly oriented rules of the TRS R: b(a(x1)) -> b(b(b(b(x1)))) Used ordering: Polynomial interpretation [POLO]: POL(B(x_1)) = x_1 POL(a(x_1)) = 1 + x_1 POL(b(x_1)) = x_1 ---------------------------------------- (18) Obligation: Q DP problem: P is empty. The TRS R consists of the following rules: b(x1) -> x1 Q is empty. We have to consider all minimal (P,Q,R)-chains. ---------------------------------------- (19) PisEmptyProof (EQUIVALENT) The TRS P is empty. Hence, there is no (P,Q,R) chain. ---------------------------------------- (20) YES