/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/send-receive-alt.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-aee53f6 [2024-11-16 01:14:49,369 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 01:14:49,438 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-16 01:14:49,441 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 01:14:49,444 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 01:14:49,461 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 01:14:49,462 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 01:14:49,462 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 01:14:49,462 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 01:14:49,462 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 01:14:49,463 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 01:14:49,463 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 01:14:49,463 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 01:14:49,463 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 01:14:49,463 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 01:14:49,463 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 01:14:49,463 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 01:14:49,463 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 01:14:49,463 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 01:14:49,464 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 01:14:49,464 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 01:14:49,464 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 01:14:49,464 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 01:14:49,464 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 01:14:49,464 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 01:14:49,464 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-16 01:14:49,465 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 01:14:49,465 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-16 01:14:49,465 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 01:14:49,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-16 01:14:49,465 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 01:14:49,465 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 01:14:49,465 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 01:14:49,465 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 01:14:49,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 01:14:49,465 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 01:14:49,465 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-16 01:14:49,465 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-16 01:14:49,466 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-16 01:14:49,466 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT [2024-11-16 01:14:49,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 01:14:49,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 01:14:49,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 01:14:49,749 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-11-16 01:14:49,751 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-11-16 01:14:49,753 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/send-receive-alt.wvr.bpl [2024-11-16 01:14:49,754 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/send-receive-alt.wvr.bpl' [2024-11-16 01:14:49,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 01:14:49,785 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-11-16 01:14:49,786 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 01:14:49,786 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 01:14:49,786 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 01:14:49,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:14:49" (1/1) ... [2024-11-16 01:14:49,802 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:14:49" (1/1) ... [2024-11-16 01:14:49,809 INFO L138 Inliner]: procedures = 3, calls = 2, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-11-16 01:14:49,810 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 01:14:49,811 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 01:14:49,811 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 01:14:49,811 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 01:14:49,817 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:14:49" (1/1) ... [2024-11-16 01:14:49,818 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:14:49" (1/1) ... [2024-11-16 01:14:49,818 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:14:49" (1/1) ... [2024-11-16 01:14:49,818 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:14:49" (1/1) ... [2024-11-16 01:14:49,821 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:14:49" (1/1) ... [2024-11-16 01:14:49,823 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:14:49" (1/1) ... [2024-11-16 01:14:49,824 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:14:49" (1/1) ... [2024-11-16 01:14:49,825 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:14:49" (1/1) ... [2024-11-16 01:14:49,826 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 01:14:49,828 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-16 01:14:49,828 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-16 01:14:49,828 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-16 01:14:49,829 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:14:49" (1/1) ... [2024-11-16 01:14:49,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-16 01:14:49,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:14:49,861 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-16 01:14:49,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-16 01:14:49,890 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-11-16 01:14:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-16 01:14:49,891 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-16 01:14:49,891 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-11-16 01:14:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-16 01:14:49,891 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-16 01:14:49,892 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-11-16 01:14:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 01:14:49,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 01:14:49,893 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-16 01:14:49,941 INFO L238 CfgBuilder]: Building ICFG [2024-11-16 01:14:49,943 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 01:14:50,033 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-16 01:14:50,033 INFO L287 CfgBuilder]: Performing block encoding [2024-11-16 01:14:50,064 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 01:14:50,064 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-16 01:14:50,067 INFO L201 PluginConnector]: Adding new model send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 01:14:50 BoogieIcfgContainer [2024-11-16 01:14:50,067 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-16 01:14:50,070 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 01:14:50,070 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 01:14:50,078 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 01:14:50,079 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:14:49" (1/2) ... [2024-11-16 01:14:50,079 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b89a9b2 and model type send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 01:14:50, skipping insertion in model container [2024-11-16 01:14:50,080 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 01:14:50" (2/2) ... [2024-11-16 01:14:50,081 INFO L112 eAbstractionObserver]: Analyzing ICFG send-receive-alt.wvr.bpl [2024-11-16 01:14:50,092 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 01:14:50,095 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG send-receive-alt.wvr.bpl that has 3 procedures, 19 locations, 1 initial locations, 2 loop locations, and 1 error locations. [2024-11-16 01:14:50,096 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-16 01:14:50,134 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-16 01:14:50,199 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 01:14:50,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-16 01:14:50,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:14:50,204 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-16 01:14:50,205 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-16 01:14:50,253 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-16 01:14:50,267 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-16 01:14:50,274 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@578b2b66, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 01:14:50,274 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-16 01:14:50,388 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:14:50,389 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:14:50,389 INFO L132 ounterexampleChecker]: Examining path program with hash -1637310236, occurence #1 [2024-11-16 01:14:50,389 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 01:14:50,389 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:14:50,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:14:50,395 INFO L85 PathProgramCache]: Analyzing trace with hash -692097252, now seen corresponding path program 1 times [2024-11-16 01:14:50,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:14:50,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304829359] [2024-11-16 01:14:50,403 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:14:50,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:14:50,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:14:50,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:14:50,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:14:50,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304829359] [2024-11-16 01:14:50,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304829359] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 01:14:50,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 01:14:50,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 01:14:50,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645542173] [2024-11-16 01:14:50,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 01:14:50,541 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 01:14:50,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:14:50,556 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 01:14:50,556 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 01:14:50,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:50,558 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:14:50,559 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:14:50,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:50,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:50,660 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 01:14:50,660 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:14:50,660 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:14:50,660 INFO L132 ounterexampleChecker]: Examining path program with hash -1779087994, occurence #1 [2024-11-16 01:14:50,660 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 01:14:50,660 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:14:50,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:14:50,661 INFO L85 PathProgramCache]: Analyzing trace with hash -452011681, now seen corresponding path program 1 times [2024-11-16 01:14:50,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:14:50,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550069275] [2024-11-16 01:14:50,661 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:14:50,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:14:50,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:14:50,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:14:50,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:14:50,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550069275] [2024-11-16 01:14:50,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [550069275] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 01:14:50,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 01:14:50,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 01:14:50,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625096489] [2024-11-16 01:14:50,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 01:14:50,729 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 01:14:50,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:14:50,730 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 01:14:50,730 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 01:14:50,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:50,731 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:14:50,731 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:14:50,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:50,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:50,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:50,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:50,839 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 01:14:50,839 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:14:50,839 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:14:50,841 INFO L132 ounterexampleChecker]: Examining path program with hash -1578327152, occurence #1 [2024-11-16 01:14:50,841 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 01:14:50,841 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:14:50,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:14:50,841 INFO L85 PathProgramCache]: Analyzing trace with hash -157228027, now seen corresponding path program 2 times [2024-11-16 01:14:50,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:14:50,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063600213] [2024-11-16 01:14:50,842 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:14:50,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:14:50,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:14:50,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:14:50,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:14:50,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063600213] [2024-11-16 01:14:50,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063600213] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 01:14:50,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 01:14:50,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 01:14:50,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080437965] [2024-11-16 01:14:50,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 01:14:50,878 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 01:14:50,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:14:50,878 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 01:14:50,878 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 01:14:50,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:50,878 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:14:50,879 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:14:50,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:50,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:50,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:51,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:51,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:51,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:51,029 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 01:14:51,029 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:14:51,029 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:14:51,029 INFO L132 ounterexampleChecker]: Examining path program with hash -567150668, occurence #1 [2024-11-16 01:14:51,029 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 01:14:51,029 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:14:51,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:14:51,030 INFO L85 PathProgramCache]: Analyzing trace with hash 2133771301, now seen corresponding path program 1 times [2024-11-16 01:14:51,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:14:51,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960210716] [2024-11-16 01:14:51,030 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:14:51,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:14:51,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:14:51,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:14:51,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:14:51,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960210716] [2024-11-16 01:14:51,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960210716] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:14:51,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [404540048] [2024-11-16 01:14:51,185 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:14:51,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:14:51,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:14:51,187 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 01:14:51,189 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-16 01:14:51,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:14:51,229 INFO L256 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-16 01:14:51,233 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:14:51,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:14:51,317 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:14:51,414 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:14:51,416 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 24 [2024-11-16 01:14:51,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:14:51,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [404540048] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:14:51,488 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:14:51,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-11-16 01:14:51,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72747350] [2024-11-16 01:14:51,488 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:14:51,488 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 01:14:51,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:14:51,489 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 01:14:51,489 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-16 01:14:51,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:51,489 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:14:51,489 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.111111111111111) internal successors, (28), 8 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:14:51,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:51,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:51,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:51,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:51,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:51,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:51,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:51,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:14:51,596 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-16 01:14:51,779 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:14:51,780 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:14:51,780 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:14:51,780 INFO L132 ounterexampleChecker]: Examining path program with hash -452087694, occurence #1 [2024-11-16 01:14:51,780 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 01:14:51,780 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:14:51,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:14:51,781 INFO L85 PathProgramCache]: Analyzing trace with hash 1816822248, now seen corresponding path program 1 times [2024-11-16 01:14:51,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:14:51,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306516984] [2024-11-16 01:14:51,781 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:14:51,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:14:51,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:14:51,841 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:14:51,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:14:51,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306516984] [2024-11-16 01:14:51,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306516984] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:14:51,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [460525597] [2024-11-16 01:14:51,841 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:14:51,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:14:51,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:14:51,843 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 01:14:51,846 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-16 01:14:51,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:14:51,878 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-16 01:14:51,879 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:14:51,911 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 01:14:51,911 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 01:14:51,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [460525597] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 01:14:51,911 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-16 01:14:51,911 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2024-11-16 01:14:51,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431119565] [2024-11-16 01:14:51,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 01:14:51,912 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 01:14:51,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:14:51,912 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 01:14:51,912 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-16 01:14:51,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:51,912 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:14:51,913 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:14:51,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:51,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:51,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:51,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:14:51,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:52,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:52,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:52,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:52,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:14:52,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:52,032 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-16 01:14:52,218 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:14:52,218 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:14:52,218 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:14:52,218 INFO L132 ounterexampleChecker]: Examining path program with hash 1835177354, occurence #1 [2024-11-16 01:14:52,219 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 01:14:52,219 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:14:52,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:14:52,219 INFO L85 PathProgramCache]: Analyzing trace with hash 683752846, now seen corresponding path program 2 times [2024-11-16 01:14:52,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:14:52,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83145327] [2024-11-16 01:14:52,219 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:14:52,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:14:52,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:14:52,255 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-16 01:14:52,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:14:52,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83145327] [2024-11-16 01:14:52,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83145327] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 01:14:52,255 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 01:14:52,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 01:14:52,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348144911] [2024-11-16 01:14:52,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 01:14:52,256 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 01:14:52,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:14:52,256 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 01:14:52,256 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 01:14:52,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:52,257 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:14:52,257 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:14:52,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:52,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:52,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:52,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:14:52,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:52,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:52,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:52,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:52,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:52,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:14:52,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:52,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:52,301 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 01:14:52,301 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:14:52,301 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:14:52,302 INFO L132 ounterexampleChecker]: Examining path program with hash -954437779, occurence #1 [2024-11-16 01:14:52,302 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 01:14:52,302 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:14:52,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:14:52,302 INFO L85 PathProgramCache]: Analyzing trace with hash 1710938150, now seen corresponding path program 3 times [2024-11-16 01:14:52,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:14:52,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080272567] [2024-11-16 01:14:52,302 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:14:52,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:14:52,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:14:52,533 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-16 01:14:52,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:14:52,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080272567] [2024-11-16 01:14:52,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080272567] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:14:52,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [957113519] [2024-11-16 01:14:52,534 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-16 01:14:52,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:14:52,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:14:52,536 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 01:14:52,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-16 01:14:52,574 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-11-16 01:14:52,574 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:14:52,575 INFO L256 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-16 01:14:52,577 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:14:52,701 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-16 01:14:52,702 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:14:52,908 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:14:52,908 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 42 treesize of output 60 [2024-11-16 01:14:53,021 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-16 01:14:53,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [957113519] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:14:53,021 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:14:53,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 14 [2024-11-16 01:14:53,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106379249] [2024-11-16 01:14:53,021 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:14:53,022 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-16 01:14:53,022 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:14:53,022 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-16 01:14:53,022 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2024-11-16 01:14:53,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:53,023 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:14:53,023 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.2666666666666666) internal successors, (49), 14 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:14:53,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:53,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:53,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:53,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:14:53,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:53,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:53,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:53,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:53,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:53,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:53,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:14:53,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:53,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:53,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:14:53,274 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-16 01:14:53,457 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:14:53,457 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:14:53,457 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:14:53,457 INFO L132 ounterexampleChecker]: Examining path program with hash -954437779, occurence #2 [2024-11-16 01:14:53,458 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:14:53,458 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:14:53,459 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:14:53,459 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-16 01:14:53,459 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:14:53,459 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 01:14:53,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:14:53,481 INFO L85 PathProgramCache]: Analyzing trace with hash 1343928497, now seen corresponding path program 1 times [2024-11-16 01:14:53,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:14:53,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646816222] [2024-11-16 01:14:53,482 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:14:53,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:14:53,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:14:53,485 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:14:53,485 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:14:53,486 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 01:14:53,486 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:14:53,486 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:14:53,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:14:53,505 INFO L85 PathProgramCache]: Analyzing trace with hash -611845602, now seen corresponding path program 1 times [2024-11-16 01:14:53,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:14:53,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329520436] [2024-11-16 01:14:53,506 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:14:53,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:14:53,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:14:53,510 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:14:53,511 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:14:53,511 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-16 01:14:53,511 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:14:53,511 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 14 is hopeless, skipping. [2024-11-16 01:14:53,511 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-16 01:14:53,511 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:14:53,511 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-11-16 01:14:53,511 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:14:53,511 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-16 01:14:53,511 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:14:53,511 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 01:14:53,512 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:14:53,512 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:14:53,512 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:14:53,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:14:53,512 INFO L85 PathProgramCache]: Analyzing trace with hash 1071916701, now seen corresponding path program 4 times [2024-11-16 01:14:53,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:14:53,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657022088] [2024-11-16 01:14:53,512 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:14:53,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:14:53,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:14:53,788 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-16 01:14:53,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:14:53,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657022088] [2024-11-16 01:14:53,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [657022088] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:14:53,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [70821855] [2024-11-16 01:14:53,789 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-16 01:14:53,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:14:53,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:14:53,792 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 01:14:53,794 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-16 01:14:53,837 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-16 01:14:53,837 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:14:53,838 INFO L256 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-16 01:14:53,839 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:14:54,040 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-16 01:14:54,041 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:14:54,348 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:14:54,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 60 treesize of output 114 [2024-11-16 01:14:54,578 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-16 01:14:54,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [70821855] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:14:54,579 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:14:54,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 20 [2024-11-16 01:14:54,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55658978] [2024-11-16 01:14:54,579 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:14:54,580 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-16 01:14:54,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:14:54,581 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-16 01:14:54,582 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=327, Unknown=0, NotChecked=0, Total=420 [2024-11-16 01:14:54,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:54,582 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:14:54,582 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 2.9047619047619047) internal successors, (61), 20 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:14:54,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:54,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:54,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:54,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:14:54,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:54,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:54,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:14:54,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:55,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:55,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:55,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:55,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:14:55,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:55,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:55,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:14:55,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:14:55,158 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-16 01:14:55,342 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-16 01:14:55,342 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:14:55,342 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:14:55,343 INFO L132 ounterexampleChecker]: Examining path program with hash -1878686282, occurence #1 [2024-11-16 01:14:55,343 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 01:14:55,343 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:14:55,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:14:55,343 INFO L85 PathProgramCache]: Analyzing trace with hash -1970845272, now seen corresponding path program 5 times [2024-11-16 01:14:55,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:14:55,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357881655] [2024-11-16 01:14:55,343 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:14:55,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:14:55,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:14:56,023 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 1 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-16 01:14:56,024 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:14:56,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357881655] [2024-11-16 01:14:56,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357881655] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:14:56,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1141896747] [2024-11-16 01:14:56,024 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-16 01:14:56,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:14:56,024 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:14:56,027 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 01:14:56,029 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-16 01:14:56,078 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-11-16 01:14:56,078 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:14:56,079 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-11-16 01:14:56,081 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:14:56,668 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 14 proven. 47 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 01:14:56,668 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:14:57,419 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:14:57,421 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:14:57,423 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:14:57,424 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:14:57,425 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:14:57,426 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:14:57,426 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:14:57,434 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:14:57,436 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:14:57,436 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:14:57,437 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:14:57,438 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:14:57,440 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:14:57,441 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:14:57,444 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:14:57,553 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:14:57,553 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 45 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 21 case distinctions, treesize of input 118 treesize of output 250 [2024-11-16 01:14:57,808 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 3 proven. 58 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 01:14:57,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1141896747] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:14:57,808 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:14:57,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 15, 15] total 36 [2024-11-16 01:14:57,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865489828] [2024-11-16 01:14:57,808 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:14:57,809 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-11-16 01:14:57,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:14:57,810 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-11-16 01:14:57,810 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=247, Invalid=1085, Unknown=0, NotChecked=0, Total=1332 [2024-11-16 01:14:57,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:57,810 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:14:57,811 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 2.891891891891892) internal successors, (107), 36 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:14:57,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:57,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:57,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:57,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:14:57,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:57,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:57,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:14:57,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:14:57,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:59,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:59,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:59,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:59,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:14:59,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:59,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:59,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:14:59,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:14:59,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:14:59,209 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-16 01:14:59,393 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-11-16 01:14:59,394 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:14:59,394 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:14:59,394 INFO L132 ounterexampleChecker]: Examining path program with hash 1130702320, occurence #1 [2024-11-16 01:14:59,394 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 01:14:59,394 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:14:59,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:14:59,394 INFO L85 PathProgramCache]: Analyzing trace with hash 1622737093, now seen corresponding path program 6 times [2024-11-16 01:14:59,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:14:59,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474196235] [2024-11-16 01:14:59,394 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:14:59,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:14:59,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:15:00,163 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-16 01:15:00,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:15:00,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474196235] [2024-11-16 01:15:00,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474196235] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:15:00,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1090153242] [2024-11-16 01:15:00,164 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-16 01:15:00,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:15:00,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:15:00,167 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 01:15:00,168 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-16 01:15:00,212 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-11-16 01:15:00,212 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:15:00,213 INFO L256 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-16 01:15:00,215 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:15:00,909 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 14 proven. 61 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 01:15:00,909 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:15:01,719 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:15:01,720 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:15:01,721 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:15:01,722 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:15:01,722 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:15:01,724 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:15:01,726 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:15:01,730 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:15:01,731 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:15:01,733 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:15:01,735 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:15:01,735 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:15:01,736 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:15:01,737 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:15:01,739 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:15:01,740 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:15:01,740 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:15:01,740 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:15:01,741 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:15:01,743 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:15:01,744 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:15:01,854 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:15:01,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 63 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 28 case distinctions, treesize of input 136 treesize of output 324 [2024-11-16 01:15:02,191 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 2 proven. 73 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 01:15:02,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1090153242] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:15:02,192 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:15:02,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 17, 17] total 43 [2024-11-16 01:15:02,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376926764] [2024-11-16 01:15:02,192 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:15:02,193 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-11-16 01:15:02,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:15:02,194 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-11-16 01:15:02,194 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=303, Invalid=1589, Unknown=0, NotChecked=0, Total=1892 [2024-11-16 01:15:02,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:15:02,195 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:15:02,195 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 2.7045454545454546) internal successors, (119), 43 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:15:02,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:02,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:02,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:02,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:15:02,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:02,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:02,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:15:02,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:15:02,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:15:02,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:15:03,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:03,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:03,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:03,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:15:03,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:03,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:03,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:15:03,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:15:03,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:15:03,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:15:03,811 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-16 01:15:04,000 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:15:04,000 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:15:04,000 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:15:04,000 INFO L132 ounterexampleChecker]: Examining path program with hash 1394093251, occurence #1 [2024-11-16 01:15:04,001 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 01:15:04,001 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:15:04,001 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:15:04,001 INFO L85 PathProgramCache]: Analyzing trace with hash -1836666782, now seen corresponding path program 7 times [2024-11-16 01:15:04,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:15:04,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242513093] [2024-11-16 01:15:04,001 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:15:04,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:15:04,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:15:04,939 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 1 proven. 103 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-16 01:15:04,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:15:04,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242513093] [2024-11-16 01:15:04,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1242513093] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:15:04,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [332778137] [2024-11-16 01:15:04,939 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-16 01:15:04,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:15:04,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:15:04,942 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 01:15:04,944 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-16 01:15:04,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:15:04,990 WARN L254 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 75 conjuncts are in the unsatisfiable core [2024-11-16 01:15:04,992 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:15:06,096 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:15:06,096 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 65 treesize of output 33 [2024-11-16 01:15:06,106 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 14 proven. 94 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 01:15:06,106 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:15:07,518 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:15:07,519 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 156 treesize of output 690 [2024-11-16 01:15:09,040 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 11 proven. 97 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 01:15:09,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [332778137] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:15:09,040 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:15:09,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 22, 19] total 51 [2024-11-16 01:15:09,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984618837] [2024-11-16 01:15:09,041 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:15:09,041 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2024-11-16 01:15:09,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:15:09,042 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2024-11-16 01:15:09,043 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=351, Invalid=2301, Unknown=0, NotChecked=0, Total=2652 [2024-11-16 01:15:09,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:15:09,043 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:15:09,043 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 52 states have (on average 2.8461538461538463) internal successors, (148), 51 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:15:09,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:09,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:09,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:09,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:15:09,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:09,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:09,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:15:09,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:15:09,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:15:09,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:15:09,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:15:10,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:10,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:10,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:10,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:15:10,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:10,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:10,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:15:10,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:15:10,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:15:10,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:15:10,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:15:10,910 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-16 01:15:11,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:15:11,099 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:15:11,099 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:15:11,099 INFO L132 ounterexampleChecker]: Examining path program with hash 1130702320, occurence #2 [2024-11-16 01:15:11,099 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:15:11,099 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:15:11,099 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:11,099 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-16 01:15:11,099 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:15:11,100 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 01:15:11,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:15:11,110 INFO L85 PathProgramCache]: Analyzing trace with hash 1343928571, now seen corresponding path program 1 times [2024-11-16 01:15:11,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:15:11,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884132664] [2024-11-16 01:15:11,110 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:15:11,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:15:11,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:15:11,112 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:15:11,112 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:15:11,112 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 01:15:11,112 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:11,112 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:15:11,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:15:11,123 INFO L85 PathProgramCache]: Analyzing trace with hash -611845528, now seen corresponding path program 1 times [2024-11-16 01:15:11,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:15:11,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036623047] [2024-11-16 01:15:11,123 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:15:11,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:15:11,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:15:11,126 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:15:11,126 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:15:11,126 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-16 01:15:11,126 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:11,127 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 14 is hopeless, skipping. [2024-11-16 01:15:11,127 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:15:11,127 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:11,127 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 18 is hopeless, skipping. [2024-11-16 01:15:11,127 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 01:15:11,127 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:11,127 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 01:15:11,127 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:11,128 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-16 01:15:11,128 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:11,128 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 01:15:11,128 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:11,128 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 01:15:11,128 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:11,128 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:15:11,128 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:11,128 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 01:15:11,128 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:11,128 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 40 is hopeless, skipping. [2024-11-16 01:15:11,128 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 01:15:11,128 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:11,128 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2024-11-16 01:15:11,128 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:15:11,128 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:15:11,128 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:15:11,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:15:11,129 INFO L85 PathProgramCache]: Analyzing trace with hash 1849340383, now seen corresponding path program 8 times [2024-11-16 01:15:11,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:15:11,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520189810] [2024-11-16 01:15:11,129 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:15:11,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:15:11,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:15:12,100 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-16 01:15:12,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:15:12,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520189810] [2024-11-16 01:15:12,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520189810] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:15:12,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [819680203] [2024-11-16 01:15:12,101 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-16 01:15:12,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:15:12,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:15:12,103 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 01:15:12,105 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-16 01:15:12,161 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-16 01:15:12,161 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:15:12,163 WARN L254 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 87 conjuncts are in the unsatisfiable core [2024-11-16 01:15:12,165 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:15:13,639 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:15:13,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 72 treesize of output 36 [2024-11-16 01:15:13,651 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 14 proven. 140 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 01:15:13,651 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:15:15,327 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:15:15,327 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 0 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 153 case distinctions, treesize of input 174 treesize of output 864 [2024-11-16 01:15:17,255 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 27 proven. 125 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-16 01:15:17,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [819680203] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:15:17,256 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:15:17,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 26, 21] total 58 [2024-11-16 01:15:17,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808449762] [2024-11-16 01:15:17,256 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:15:17,256 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2024-11-16 01:15:17,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:15:17,257 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2024-11-16 01:15:17,258 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=419, Invalid=3003, Unknown=0, NotChecked=0, Total=3422 [2024-11-16 01:15:17,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:15:17,258 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:15:17,258 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 2.9661016949152543) internal successors, (175), 58 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:15:17,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:17,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:17,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:17,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:15:17,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:17,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:17,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:15:17,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:15:17,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:15:17,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:15:17,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:15:17,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:15:19,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:19,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:19,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:19,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:15:19,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:19,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:19,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:15:19,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:15:19,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:15:19,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:15:19,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:15:19,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:15:19,675 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-16 01:15:19,864 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:15:19,864 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:15:19,864 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:15:19,864 INFO L132 ounterexampleChecker]: Examining path program with hash 1394093251, occurence #2 [2024-11-16 01:15:19,864 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:15:19,864 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:15:19,864 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:19,865 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-16 01:15:19,865 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:15:19,865 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 01:15:19,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:15:19,876 INFO L85 PathProgramCache]: Analyzing trace with hash 1343928603, now seen corresponding path program 1 times [2024-11-16 01:15:19,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:15:19,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924636355] [2024-11-16 01:15:19,876 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:15:19,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:15:19,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:15:19,878 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:15:19,878 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:15:19,878 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 01:15:19,878 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:19,878 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:15:19,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:15:19,889 INFO L85 PathProgramCache]: Analyzing trace with hash -611845496, now seen corresponding path program 1 times [2024-11-16 01:15:19,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:15:19,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633886169] [2024-11-16 01:15:19,889 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:15:19,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:15:19,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:15:19,892 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:15:19,892 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:15:19,892 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-16 01:15:19,892 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:19,892 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 14 is hopeless, skipping. [2024-11-16 01:15:19,892 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:15:19,892 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:19,892 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 18 is hopeless, skipping. [2024-11-16 01:15:19,892 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 01:15:19,892 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:19,892 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 01:15:19,892 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:19,893 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-16 01:15:19,893 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:19,893 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 01:15:19,893 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:19,893 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 01:15:19,893 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:19,893 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:15:19,893 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:19,893 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 01:15:19,893 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:19,893 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-16 01:15:19,893 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:19,893 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-16 01:15:19,893 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:19,893 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 46 is hopeless, skipping. [2024-11-16 01:15:19,893 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-16 01:15:19,894 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:19,894 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-11-16 01:15:19,894 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:15:19,894 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:15:19,894 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:15:19,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:15:19,894 INFO L85 PathProgramCache]: Analyzing trace with hash -565914500, now seen corresponding path program 9 times [2024-11-16 01:15:19,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:15:19,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400975840] [2024-11-16 01:15:19,894 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:15:19,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:15:19,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:15:21,347 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 202 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-16 01:15:21,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:15:21,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400975840] [2024-11-16 01:15:21,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400975840] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:15:21,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [138291188] [2024-11-16 01:15:21,348 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-16 01:15:21,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:15:21,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:15:21,350 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 01:15:21,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-16 01:15:21,407 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2024-11-16 01:15:21,407 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:15:21,409 INFO L256 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-16 01:15:21,411 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:15:22,860 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 14 proven. 193 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-16 01:15:22,861 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:15:25,046 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:15:25,047 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 0 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 190 case distinctions, treesize of input 194 treesize of output 1060 [2024-11-16 01:15:27,698 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 49 proven. 158 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-16 01:15:27,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [138291188] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:15:27,699 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:15:27,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 23, 23] total 59 [2024-11-16 01:15:27,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363520499] [2024-11-16 01:15:27,699 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:15:27,699 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2024-11-16 01:15:27,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:15:27,700 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2024-11-16 01:15:27,701 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=423, Invalid=3117, Unknown=0, NotChecked=0, Total=3540 [2024-11-16 01:15:27,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:15:27,701 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:15:27,701 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 60 states have (on average 3.25) internal successors, (195), 59 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:15:27,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:27,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:27,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:27,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:15:27,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:27,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:27,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:15:27,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:15:27,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:15:27,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:15:27,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:15:27,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:15:27,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:15:30,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:30,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:30,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:30,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:15:30,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:30,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:30,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:15:30,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:15:30,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:15:30,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:15:30,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:15:30,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:15:30,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:15:30,707 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-16 01:15:30,890 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-11-16 01:15:30,891 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:15:30,891 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:15:30,891 INFO L132 ounterexampleChecker]: Examining path program with hash 1130702320, occurence #3 [2024-11-16 01:15:30,891 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:15:30,891 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:15:30,891 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:30,891 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-16 01:15:30,891 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:15:30,891 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 01:15:30,902 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:15:30,902 INFO L85 PathProgramCache]: Analyzing trace with hash 1343928635, now seen corresponding path program 1 times [2024-11-16 01:15:30,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:15:30,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030036915] [2024-11-16 01:15:30,902 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:15:30,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:15:30,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:15:30,904 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:15:30,904 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:15:30,904 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 01:15:30,904 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:30,904 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:15:30,914 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:15:30,914 INFO L85 PathProgramCache]: Analyzing trace with hash -611845464, now seen corresponding path program 1 times [2024-11-16 01:15:30,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:15:30,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291441548] [2024-11-16 01:15:30,914 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:15:30,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:15:30,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:15:30,917 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:15:30,917 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:15:30,917 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-16 01:15:30,917 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:30,917 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 14 is hopeless, skipping. [2024-11-16 01:15:30,917 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:15:30,917 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:30,917 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 18 is hopeless, skipping. [2024-11-16 01:15:30,917 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 01:15:30,917 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:30,917 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 01:15:30,917 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:30,917 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-16 01:15:30,917 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:30,917 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 01:15:30,917 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:30,918 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 01:15:30,918 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:30,918 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:15:30,918 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:30,918 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 01:15:30,918 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:30,918 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-16 01:15:30,918 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:30,918 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-16 01:15:30,918 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:30,918 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 46 is hopeless, skipping. [2024-11-16 01:15:30,918 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-16 01:15:30,918 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:30,918 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-16 01:15:30,918 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:15:30,918 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:15:30,918 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:15:30,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:15:30,919 INFO L85 PathProgramCache]: Analyzing trace with hash 843907481, now seen corresponding path program 10 times [2024-11-16 01:15:30,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:15:30,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452057762] [2024-11-16 01:15:30,919 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:15:30,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:15:30,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:15:32,690 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 235 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-16 01:15:32,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:15:32,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452057762] [2024-11-16 01:15:32,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [452057762] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:15:32,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1231393428] [2024-11-16 01:15:32,691 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-16 01:15:32,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:15:32,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:15:32,693 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 01:15:32,694 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-16 01:15:32,744 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-16 01:15:32,745 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:15:32,752 WARN L254 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 107 conjuncts are in the unsatisfiable core [2024-11-16 01:15:32,755 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:15:35,118 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:15:35,118 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 88 treesize of output 44 [2024-11-16 01:15:35,134 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 14 proven. 228 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 01:15:35,135 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:15:37,916 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:15:37,917 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 0 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 231 case distinctions, treesize of input 212 treesize of output 1274 [2024-11-16 01:15:41,096 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 49 proven. 191 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-16 01:15:41,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1231393428] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:15:41,096 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:15:41,096 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 32, 25] total 72 [2024-11-16 01:15:41,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154221621] [2024-11-16 01:15:41,097 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:15:41,097 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2024-11-16 01:15:41,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:15:41,099 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2024-11-16 01:15:41,101 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=573, Invalid=4683, Unknown=0, NotChecked=0, Total=5256 [2024-11-16 01:15:41,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:15:41,101 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:15:41,102 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 73 states have (on average 2.9726027397260273) internal successors, (217), 72 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:15:41,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:41,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:41,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:41,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:15:41,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:41,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:41,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:15:41,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:15:41,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:15:41,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:15:41,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:15:41,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:15:41,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:15:41,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:15:44,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:44,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:44,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:44,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:15:44,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:44,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:44,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:15:44,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:15:44,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:15:44,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:15:44,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:15:44,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:15:44,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:15:44,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:15:44,504 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-16 01:15:44,689 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,12 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20,SelfDestructingSolverStorable21 [2024-11-16 01:15:44,689 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:15:44,689 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:15:44,689 INFO L132 ounterexampleChecker]: Examining path program with hash 1394093251, occurence #3 [2024-11-16 01:15:44,689 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:15:44,689 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:15:44,689 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:44,689 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-16 01:15:44,690 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:15:44,690 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 01:15:44,702 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:15:44,702 INFO L85 PathProgramCache]: Analyzing trace with hash 1343928671, now seen corresponding path program 1 times [2024-11-16 01:15:44,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:15:44,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808573176] [2024-11-16 01:15:44,702 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:15:44,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:15:44,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:15:44,704 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:15:44,704 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:15:44,704 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 01:15:44,704 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:44,704 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:15:44,714 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:15:44,714 INFO L85 PathProgramCache]: Analyzing trace with hash -611845428, now seen corresponding path program 1 times [2024-11-16 01:15:44,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:15:44,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468651241] [2024-11-16 01:15:44,714 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:15:44,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:15:44,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:15:44,716 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:15:44,716 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:15:44,716 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-16 01:15:44,716 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:44,716 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 14 is hopeless, skipping. [2024-11-16 01:15:44,716 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:15:44,717 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:44,717 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 18 is hopeless, skipping. [2024-11-16 01:15:44,717 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 01:15:44,717 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:44,717 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 01:15:44,717 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:44,717 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-16 01:15:44,717 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:44,717 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 01:15:44,717 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:44,717 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 01:15:44,717 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:44,717 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:15:44,717 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:44,717 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 01:15:44,717 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:44,717 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-16 01:15:44,717 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:44,717 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-16 01:15:44,718 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:44,718 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 01:15:44,718 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:44,718 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-16 01:15:44,718 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:44,718 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 52 is hopeless, skipping. [2024-11-16 01:15:44,718 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 87 [2024-11-16 01:15:44,718 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:44,718 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2024-11-16 01:15:44,718 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:15:44,718 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:15:44,718 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:15:44,718 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:15:44,718 INFO L85 PathProgramCache]: Analyzing trace with hash -1856876746, now seen corresponding path program 11 times [2024-11-16 01:15:44,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:15:44,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755856605] [2024-11-16 01:15:44,719 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:15:44,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:15:44,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:15:46,523 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 1 proven. 307 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-16 01:15:46,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:15:46,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755856605] [2024-11-16 01:15:46,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755856605] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:15:46,524 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2078902777] [2024-11-16 01:15:46,524 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-16 01:15:46,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:15:46,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:15:46,525 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 01:15:46,526 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-16 01:15:46,575 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2024-11-16 01:15:46,575 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:15:46,576 INFO L256 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 97 conjuncts are in the unsatisfiable core [2024-11-16 01:15:46,579 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:15:48,802 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 14 proven. 298 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-16 01:15:48,802 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:15:52,158 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:15:52,159 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 24 select indices, 24 select index equivalence classes, 0 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 276 case distinctions, treesize of input 232 treesize of output 1510 [2024-11-16 01:15:56,985 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 79 proven. 233 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-16 01:15:56,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2078902777] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:15:56,985 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:15:56,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 27, 27] total 72 [2024-11-16 01:15:56,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189075526] [2024-11-16 01:15:56,985 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:15:56,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2024-11-16 01:15:56,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:15:56,987 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2024-11-16 01:15:56,987 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=570, Invalid=4686, Unknown=0, NotChecked=0, Total=5256 [2024-11-16 01:15:56,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:15:56,987 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:15:56,988 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 73 states have (on average 3.26027397260274) internal successors, (238), 72 states have internal predecessors, (238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:15:56,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:56,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:56,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:56,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:15:56,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:56,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:56,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:15:56,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:15:56,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:15:56,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:15:56,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:15:56,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:15:56,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:15:56,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:15:56,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:16:01,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:16:01,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:16:01,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:16:01,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:16:01,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:16:01,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:16:01,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:16:01,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:16:01,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:16:01,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:16:01,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:16:01,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:16:01,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:16:01,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:16:01,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:16:01,392 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-16 01:16:01,576 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-11-16 01:16:01,576 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:16:01,576 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:16:01,576 INFO L132 ounterexampleChecker]: Examining path program with hash 1130702320, occurence #4 [2024-11-16 01:16:01,576 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:16:01,576 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:16:01,576 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:01,576 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-16 01:16:01,576 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:16:01,577 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 01:16:01,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:16:01,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1343928707, now seen corresponding path program 1 times [2024-11-16 01:16:01,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:16:01,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180352129] [2024-11-16 01:16:01,587 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:16:01,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:16:01,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:16:01,588 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:16:01,588 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:16:01,588 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 01:16:01,588 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:01,588 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:16:01,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:16:01,598 INFO L85 PathProgramCache]: Analyzing trace with hash -611845392, now seen corresponding path program 1 times [2024-11-16 01:16:01,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:16:01,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761884669] [2024-11-16 01:16:01,598 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:16:01,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:16:01,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:16:01,600 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:16:01,600 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:16:01,600 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-16 01:16:01,600 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:01,600 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 14 is hopeless, skipping. [2024-11-16 01:16:01,601 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:16:01,601 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:01,601 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 18 is hopeless, skipping. [2024-11-16 01:16:01,601 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 01:16:01,601 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:01,601 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 01:16:01,601 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:01,601 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-16 01:16:01,601 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:01,601 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 01:16:01,601 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:01,601 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 01:16:01,601 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:01,601 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:16:01,601 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:01,601 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 01:16:01,601 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:01,601 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-16 01:16:01,601 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:01,601 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-16 01:16:01,602 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:01,602 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 01:16:01,602 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:01,602 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-16 01:16:01,602 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:01,602 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 52 is hopeless, skipping. [2024-11-16 01:16:01,602 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 91 [2024-11-16 01:16:01,602 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:01,602 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2024-11-16 01:16:01,602 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:16:01,602 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:16:01,602 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:16:01,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:16:01,602 INFO L85 PathProgramCache]: Analyzing trace with hash 1481281363, now seen corresponding path program 12 times [2024-11-16 01:16:01,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:16:01,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654525464] [2024-11-16 01:16:01,603 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:16:01,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:16:01,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:16:03,673 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 0 proven. 347 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-16 01:16:03,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:16:03,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654525464] [2024-11-16 01:16:03,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654525464] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:16:03,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [483730502] [2024-11-16 01:16:03,673 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-16 01:16:03,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:16:03,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:16:03,675 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 01:16:03,676 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-16 01:16:03,728 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2024-11-16 01:16:03,728 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:16:03,730 INFO L256 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 106 conjuncts are in the unsatisfiable core [2024-11-16 01:16:03,731 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:16:06,344 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 14 proven. 338 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-16 01:16:06,344 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:16:09,205 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,206 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,206 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,207 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,207 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,208 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,209 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,210 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,212 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,213 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,213 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,213 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,214 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,214 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,214 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,215 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,215 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,215 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,224 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,224 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,225 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,225 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,226 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,227 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,228 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,233 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,237 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,237 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,237 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,239 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,241 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,243 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,244 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,244 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,246 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,247 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,248 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,248 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,249 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,249 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,250 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,250 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,250 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,252 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,252 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,253 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,254 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,254 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,254 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,257 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,261 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,262 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,263 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,267 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,268 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,268 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,269 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,269 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,269 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,270 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,271 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,271 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,271 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,272 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,273 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,273 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,273 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,275 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,276 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,278 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,279 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,287 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,289 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,290 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,293 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,294 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,295 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,297 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:16:09,850 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:16:09,851 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 26 select indices, 26 select index equivalence classes, 234 disjoint index pairs (out of 325 index pairs), introduced 26 new quantified variables, introduced 91 case distinctions, treesize of input 250 treesize of output 984 [2024-11-16 01:16:10,802 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 77 proven. 275 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-16 01:16:10,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [483730502] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:16:10,803 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:16:10,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 29, 29] total 78 [2024-11-16 01:16:10,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625830397] [2024-11-16 01:16:10,803 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:16:10,803 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 79 states [2024-11-16 01:16:10,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:16:10,804 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2024-11-16 01:16:10,806 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=678, Invalid=5484, Unknown=0, NotChecked=0, Total=6162 [2024-11-16 01:16:10,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:16:10,806 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:16:10,806 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 79 states, 79 states have (on average 3.278481012658228) internal successors, (259), 78 states have internal predecessors, (259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:16:10,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:16:10,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:16:10,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:16:10,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:16:10,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:16:10,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:16:10,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:16:10,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:16:10,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:16:10,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:16:10,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:16:10,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:16:10,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:16:10,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:16:10,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:16:10,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:16:16,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:16:16,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:16:16,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:16:16,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:16:16,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:16:16,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:16:16,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:16:16,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:16:16,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:16:16,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:16:16,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:16:16,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:16:16,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:16:16,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:16:16,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:16:16,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-16 01:16:16,850 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-16 01:16:17,038 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27 [2024-11-16 01:16:17,038 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:16:17,038 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:16:17,038 INFO L132 ounterexampleChecker]: Examining path program with hash 1394093251, occurence #4 [2024-11-16 01:16:17,038 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:16:17,038 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:16:17,039 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:17,039 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-16 01:16:17,039 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:16:17,039 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 01:16:17,049 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:16:17,049 INFO L85 PathProgramCache]: Analyzing trace with hash 1343928743, now seen corresponding path program 1 times [2024-11-16 01:16:17,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:16:17,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987232077] [2024-11-16 01:16:17,049 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:16:17,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:16:17,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:16:17,050 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:16:17,050 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:16:17,051 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 01:16:17,051 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:17,051 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:16:17,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:16:17,060 INFO L85 PathProgramCache]: Analyzing trace with hash -611845356, now seen corresponding path program 1 times [2024-11-16 01:16:17,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:16:17,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674373212] [2024-11-16 01:16:17,060 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:16:17,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:16:17,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:16:17,062 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:16:17,063 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:16:17,063 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-16 01:16:17,063 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:17,063 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 14 is hopeless, skipping. [2024-11-16 01:16:17,063 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:16:17,063 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:17,063 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 18 is hopeless, skipping. [2024-11-16 01:16:17,063 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 01:16:17,063 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:17,063 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 01:16:17,063 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:17,063 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-16 01:16:17,063 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:17,063 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 01:16:17,063 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:17,063 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 01:16:17,063 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:17,063 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:16:17,063 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:17,063 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 01:16:17,064 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:17,064 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-16 01:16:17,064 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:17,064 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-16 01:16:17,064 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:17,064 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 01:16:17,064 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:17,064 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-16 01:16:17,064 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:17,064 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 52 is hopeless, skipping. [2024-11-16 01:16:17,064 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-11-16 01:16:17,064 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:17,064 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-11-16 01:16:17,064 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:16:17,064 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:16:17,064 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:16:17,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:16:17,065 INFO L85 PathProgramCache]: Analyzing trace with hash -1913759600, now seen corresponding path program 13 times [2024-11-16 01:16:17,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:16:17,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235726740] [2024-11-16 01:16:17,065 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:16:17,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:16:17,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:16:19,312 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 0 proven. 388 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-16 01:16:19,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:16:19,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235726740] [2024-11-16 01:16:19,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1235726740] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:16:19,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [263991411] [2024-11-16 01:16:19,313 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-16 01:16:19,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:16:19,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:16:19,315 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 01:16:19,315 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-16 01:16:19,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:16:19,376 WARN L254 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 135 conjuncts are in the unsatisfiable core [2024-11-16 01:16:19,378 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:16:23,459 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:16:23,459 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 113 treesize of output 57 [2024-11-16 01:16:23,469 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 14 proven. 379 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 01:16:23,469 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:16:28,723 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:16:28,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 0 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 378 case distinctions, treesize of input 270 treesize of output 2040 [2024-11-16 01:16:34,373 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 71 proven. 322 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 01:16:34,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [263991411] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:16:34,374 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:16:34,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 40, 31] total 92 [2024-11-16 01:16:34,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161224378] [2024-11-16 01:16:34,374 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:16:34,374 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 93 states [2024-11-16 01:16:34,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:16:34,375 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 93 interpolants. [2024-11-16 01:16:34,377 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=827, Invalid=7729, Unknown=0, NotChecked=0, Total=8556 [2024-11-16 01:16:34,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:16:34,377 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:16:34,378 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 93 states, 93 states have (on average 2.935483870967742) internal successors, (273), 92 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:16:34,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:16:34,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:16:34,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:16:34,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:16:34,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:16:34,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:16:34,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:16:34,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:16:34,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:16:34,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:16:34,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:16:34,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:16:34,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:16:34,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:16:34,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:16:34,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-16 01:16:34,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-16 01:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-11-16 01:16:40,607 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-11-16 01:16:40,795 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,15 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30,SelfDestructingSolverStorable28 [2024-11-16 01:16:40,795 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:16:40,795 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:16:40,795 INFO L132 ounterexampleChecker]: Examining path program with hash 1130702320, occurence #5 [2024-11-16 01:16:40,795 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:16:40,795 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:16:40,795 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:40,795 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-16 01:16:40,796 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:16:40,796 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 01:16:40,806 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:16:40,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1343928783, now seen corresponding path program 1 times [2024-11-16 01:16:40,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:16:40,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749220925] [2024-11-16 01:16:40,806 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:16:40,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:16:40,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:16:40,807 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:16:40,807 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:16:40,808 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 01:16:40,808 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:40,808 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:16:40,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:16:40,817 INFO L85 PathProgramCache]: Analyzing trace with hash -611845316, now seen corresponding path program 1 times [2024-11-16 01:16:40,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:16:40,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476251486] [2024-11-16 01:16:40,817 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:16:40,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:16:40,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:16:40,819 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:16:40,819 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:16:40,819 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-16 01:16:40,819 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:40,819 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 14 is hopeless, skipping. [2024-11-16 01:16:40,819 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:16:40,819 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:40,819 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 18 is hopeless, skipping. [2024-11-16 01:16:40,819 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 01:16:40,819 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:40,819 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 01:16:40,820 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:40,820 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-16 01:16:40,820 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:40,820 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 01:16:40,820 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:40,820 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 01:16:40,820 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:40,820 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:16:40,820 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:40,820 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 01:16:40,821 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:40,821 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-16 01:16:40,821 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:40,821 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-16 01:16:40,821 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:40,821 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 01:16:40,821 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:40,821 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-16 01:16:40,821 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:40,821 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-16 01:16:40,821 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:40,821 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-16 01:16:40,821 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:40,822 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 58 is hopeless, skipping. [2024-11-16 01:16:40,822 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2024-11-16 01:16:40,822 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:40,822 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2024-11-16 01:16:40,822 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:16:40,822 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:16:40,822 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:16:40,822 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:16:40,822 INFO L85 PathProgramCache]: Analyzing trace with hash 1701534477, now seen corresponding path program 14 times [2024-11-16 01:16:40,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:16:40,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669683966] [2024-11-16 01:16:40,822 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:16:40,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:16:40,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:16:43,692 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 0 proven. 483 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-16 01:16:43,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:16:43,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669683966] [2024-11-16 01:16:43,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669683966] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:16:43,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2067984534] [2024-11-16 01:16:43,692 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-16 01:16:43,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:16:43,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:16:43,694 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 01:16:43,695 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-16 01:16:43,745 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-16 01:16:43,745 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:16:43,747 WARN L254 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 147 conjuncts are in the unsatisfiable core [2024-11-16 01:16:43,749 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:16:48,889 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:16:48,889 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 120 treesize of output 60 [2024-11-16 01:16:48,902 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 14 proven. 476 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 01:16:48,903 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:16:55,428 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:16:55,429 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 0 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 435 case distinctions, treesize of input 288 treesize of output 2334 [2024-11-16 01:17:03,376 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 111 proven. 377 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-16 01:17:03,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2067984534] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:17:03,376 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:17:03,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 44, 33] total 100 [2024-11-16 01:17:03,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940267080] [2024-11-16 01:17:03,376 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:17:03,377 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 101 states [2024-11-16 01:17:03,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:17:03,378 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2024-11-16 01:17:03,380 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=950, Invalid=9150, Unknown=0, NotChecked=0, Total=10100 [2024-11-16 01:17:03,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:17:03,380 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:17:03,380 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 101 states, 101 states have (on average 2.98019801980198) internal successors, (301), 100 states have internal predecessors, (301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:17:03,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:17:03,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:17:03,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:17:03,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:17:03,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:17:03,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:17:03,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:17:03,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:17:03,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:17:03,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:17:03,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:17:03,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:17:03,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:17:03,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:17:03,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:17:03,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-16 01:17:03,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-11-16 01:17:03,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:17:11,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:17:11,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:17:11,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:17:11,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:17:11,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:17:11,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:17:11,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:17:11,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:17:11,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:17:11,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:17:11,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:17:11,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:17:11,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:17:11,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:17:11,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:17:11,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-16 01:17:11,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-11-16 01:17:11,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-16 01:17:11,175 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-11-16 01:17:11,363 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,SelfDestructingSolverStorable32,16 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2024-11-16 01:17:11,363 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:17:11,363 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:17:11,363 INFO L132 ounterexampleChecker]: Examining path program with hash 1394093251, occurence #5 [2024-11-16 01:17:11,363 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:17:11,363 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:17:11,364 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:11,364 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-16 01:17:11,364 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:17:11,364 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 01:17:11,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:17:11,379 INFO L85 PathProgramCache]: Analyzing trace with hash 1343928827, now seen corresponding path program 1 times [2024-11-16 01:17:11,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:17:11,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206700864] [2024-11-16 01:17:11,379 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:17:11,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:17:11,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:17:11,381 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:17:11,381 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:17:11,381 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 01:17:11,381 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:11,381 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:17:11,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:17:11,392 INFO L85 PathProgramCache]: Analyzing trace with hash -611845272, now seen corresponding path program 1 times [2024-11-16 01:17:11,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:17:11,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498997346] [2024-11-16 01:17:11,392 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:17:11,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:17:11,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:17:11,394 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:17:11,395 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:17:11,395 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-16 01:17:11,396 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:11,396 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 14 is hopeless, skipping. [2024-11-16 01:17:11,396 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:17:11,396 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:11,396 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 18 is hopeless, skipping. [2024-11-16 01:17:11,396 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 01:17:11,396 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:11,396 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 01:17:11,396 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:11,396 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-16 01:17:11,396 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:11,396 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 01:17:11,396 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:11,396 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 01:17:11,396 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:11,396 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:17:11,396 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:11,396 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 01:17:11,397 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:11,397 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-16 01:17:11,397 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:11,397 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-16 01:17:11,397 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:11,397 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 01:17:11,397 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:11,397 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-16 01:17:11,397 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:11,397 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-16 01:17:11,397 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:11,397 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-16 01:17:11,397 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:11,397 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-11-16 01:17:11,397 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:11,397 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-11-16 01:17:11,397 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:11,397 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 64 is hopeless, skipping. [2024-11-16 01:17:11,397 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2024-11-16 01:17:11,397 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:11,397 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2024-11-16 01:17:11,398 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:17:11,398 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:17:11,398 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:17:11,398 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:17:11,398 INFO L85 PathProgramCache]: Analyzing trace with hash -444858710, now seen corresponding path program 15 times [2024-11-16 01:17:11,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:17:11,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45872705] [2024-11-16 01:17:11,398 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:17:11,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:17:11,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:17:14,104 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 0 proven. 589 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-16 01:17:14,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:17:14,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45872705] [2024-11-16 01:17:14,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [45872705] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:17:14,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1981955545] [2024-11-16 01:17:14,104 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-16 01:17:14,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:17:14,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:17:14,106 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 01:17:14,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-11-16 01:17:14,174 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 14 check-sat command(s) [2024-11-16 01:17:14,174 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:17:14,177 INFO L256 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 133 conjuncts are in the unsatisfiable core [2024-11-16 01:17:14,179 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:17:19,034 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 14 proven. 580 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-16 01:17:19,034 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:17:32,150 WARN L286 SmtUtils]: Spent 7.76s on a formula simplification. DAG size of input: 1009 DAG size of output: 953 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-11-16 01:17:32,151 INFO L349 Elim1Store]: treesize reduction 118, result has 95.9 percent of original size [2024-11-16 01:17:32,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 33 select indices, 33 select index equivalence classes, 0 disjoint index pairs (out of 528 index pairs), introduced 33 new quantified variables, introduced 528 case distinctions, treesize of input 314 treesize of output 2852 [2024-11-16 01:18:00,782 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 157 proven. 437 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-16 01:18:00,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1981955545] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:18:00,783 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:18:00,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 35, 36] total 96 [2024-11-16 01:18:00,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394784800] [2024-11-16 01:18:00,783 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:18:00,783 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 97 states [2024-11-16 01:18:00,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:18:00,784 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 97 interpolants. [2024-11-16 01:18:00,786 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=905, Invalid=8407, Unknown=0, NotChecked=0, Total=9312 [2024-11-16 01:18:00,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:18:00,786 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:18:00,786 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 97 states, 97 states have (on average 3.3092783505154637) internal successors, (321), 96 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:18:00,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:18:00,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:18:00,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:18:00,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:18:00,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:18:00,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:18:00,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:18:00,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:18:00,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:18:00,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:18:00,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:18:00,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:18:00,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:18:00,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:18:00,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:18:00,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-16 01:18:00,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-11-16 01:18:00,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-16 01:18:00,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:18:10,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:18:10,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:18:10,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:18:10,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:18:10,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:18:10,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:18:10,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:18:10,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:18:10,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:18:10,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:18:10,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:18:10,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:18:10,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:18:10,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:18:10,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:18:10,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-16 01:18:10,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-11-16 01:18:10,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-16 01:18:10,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-11-16 01:18:10,417 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-11-16 01:18:10,605 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34,SelfDestructingSolverStorable35,SelfDestructingSolverStorable36 [2024-11-16 01:18:10,605 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:18:10,605 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:18:10,605 INFO L132 ounterexampleChecker]: Examining path program with hash 1130702320, occurence #6 [2024-11-16 01:18:10,606 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:18:10,606 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:18:10,606 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:10,606 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-16 01:18:10,606 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:18:10,606 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 01:18:10,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:18:10,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1343928871, now seen corresponding path program 1 times [2024-11-16 01:18:10,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:18:10,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824508294] [2024-11-16 01:18:10,617 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:18:10,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:18:10,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:18:10,619 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:18:10,619 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:18:10,619 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 01:18:10,619 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:10,619 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:18:10,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:18:10,634 INFO L85 PathProgramCache]: Analyzing trace with hash -611845228, now seen corresponding path program 1 times [2024-11-16 01:18:10,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:18:10,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828343129] [2024-11-16 01:18:10,634 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:18:10,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:18:10,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:18:10,636 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:18:10,636 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:18:10,636 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-16 01:18:10,637 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:10,637 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 14 is hopeless, skipping. [2024-11-16 01:18:10,637 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:18:10,637 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:10,637 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 18 is hopeless, skipping. [2024-11-16 01:18:10,637 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 01:18:10,637 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:10,637 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 01:18:10,637 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:10,637 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-16 01:18:10,637 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:10,637 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 01:18:10,637 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:10,637 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 01:18:10,637 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:10,637 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:18:10,637 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:10,637 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 01:18:10,637 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:10,637 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-16 01:18:10,637 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:10,637 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-16 01:18:10,637 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:10,638 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 01:18:10,638 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:10,638 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-16 01:18:10,638 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:10,638 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-16 01:18:10,638 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:10,638 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-16 01:18:10,638 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:10,638 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-11-16 01:18:10,638 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:10,638 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-11-16 01:18:10,638 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:10,638 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 64 is hopeless, skipping. [2024-11-16 01:18:10,638 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2024-11-16 01:18:10,638 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:10,638 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 121 [2024-11-16 01:18:10,638 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:18:10,638 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:18:10,638 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:18:10,639 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:18:10,639 INFO L85 PathProgramCache]: Analyzing trace with hash 409429191, now seen corresponding path program 16 times [2024-11-16 01:18:10,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:18:10,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17750537] [2024-11-16 01:18:10,639 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:18:10,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:18:10,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:18:13,411 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 643 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-16 01:18:13,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:18:13,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [17750537] [2024-11-16 01:18:13,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [17750537] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:18:13,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [979174430] [2024-11-16 01:18:13,412 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-16 01:18:13,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:18:13,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:18:13,413 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 01:18:13,414 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-11-16 01:18:13,466 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-16 01:18:13,466 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:18:13,468 WARN L254 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 167 conjuncts are in the unsatisfiable core [2024-11-16 01:18:13,470 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:18:20,944 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:18:20,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 0 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 136 case distinctions, treesize of input 136 treesize of output 68 [2024-11-16 01:18:20,956 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 14 proven. 636 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 01:18:20,957 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:18:30,607 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:18:30,608 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 34 select indices, 34 select index equivalence classes, 0 disjoint index pairs (out of 561 index pairs), introduced 34 new quantified variables, introduced 561 case distinctions, treesize of input 326 treesize of output 2984 [2024-11-16 01:18:44,321 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 151 proven. 497 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-16 01:18:44,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [979174430] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:18:44,322 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:18:44,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 50, 37] total 114 [2024-11-16 01:18:44,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354121080] [2024-11-16 01:18:44,322 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:18:44,322 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 115 states [2024-11-16 01:18:44,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:18:44,324 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 115 interpolants. [2024-11-16 01:18:44,326 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1173, Invalid=11937, Unknown=0, NotChecked=0, Total=13110 [2024-11-16 01:18:44,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:18:44,326 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:18:44,327 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 115 states, 115 states have (on average 2.982608695652174) internal successors, (343), 114 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:18:44,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:18:44,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:18:44,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:18:44,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:18:44,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:18:44,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:18:44,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:18:44,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:18:44,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:18:44,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:18:44,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:18:44,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:18:44,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:18:44,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:18:44,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:18:44,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-16 01:18:44,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-11-16 01:18:44,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-16 01:18:44,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-11-16 01:18:44,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:18:54,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:18:54,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:18:54,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:18:54,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:18:54,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:18:54,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:18:54,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:18:54,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:18:54,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:18:54,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:18:54,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:18:54,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:18:54,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:18:54,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:18:54,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:18:54,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-16 01:18:54,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-11-16 01:18:54,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-16 01:18:54,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-11-16 01:18:54,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-11-16 01:18:54,109 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2024-11-16 01:18:54,297 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37,SelfDestructingSolverStorable38,SelfDestructingSolverStorable39 [2024-11-16 01:18:54,298 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:18:54,298 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:18:54,298 INFO L132 ounterexampleChecker]: Examining path program with hash 1394093251, occurence #6 [2024-11-16 01:18:54,298 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:18:54,298 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:18:54,298 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:54,298 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-16 01:18:54,298 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:18:54,298 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 01:18:54,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:18:54,313 INFO L85 PathProgramCache]: Analyzing trace with hash 1343928919, now seen corresponding path program 1 times [2024-11-16 01:18:54,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:18:54,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518151057] [2024-11-16 01:18:54,313 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:18:54,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:18:54,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:18:54,314 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:18:54,314 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:18:54,314 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 01:18:54,314 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:54,314 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:18:54,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:18:54,328 INFO L85 PathProgramCache]: Analyzing trace with hash -611845180, now seen corresponding path program 1 times [2024-11-16 01:18:54,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:18:54,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239561257] [2024-11-16 01:18:54,328 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:18:54,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:18:54,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:18:54,330 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:18:54,330 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:18:54,330 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-16 01:18:54,330 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:54,330 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 14 is hopeless, skipping. [2024-11-16 01:18:54,330 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:18:54,330 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:54,330 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 18 is hopeless, skipping. [2024-11-16 01:18:54,330 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 01:18:54,330 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:54,330 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 01:18:54,330 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:54,331 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-16 01:18:54,331 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:54,331 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 01:18:54,331 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:54,331 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 01:18:54,331 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:54,331 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:18:54,331 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:54,331 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 01:18:54,331 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:54,331 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-16 01:18:54,331 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:54,332 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-16 01:18:54,332 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:54,332 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 01:18:54,332 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:54,332 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-16 01:18:54,332 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:54,332 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-16 01:18:54,332 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:54,332 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-16 01:18:54,332 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:54,332 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-11-16 01:18:54,332 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:54,332 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-11-16 01:18:54,332 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:54,332 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2024-11-16 01:18:54,332 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:54,332 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-16 01:18:54,332 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:54,332 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 70 is hopeless, skipping. [2024-11-16 01:18:54,332 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 129 [2024-11-16 01:18:54,332 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:54,333 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 131 [2024-11-16 01:18:54,333 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:18:54,333 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:18:54,333 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:18:54,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:18:54,333 INFO L85 PathProgramCache]: Analyzing trace with hash 361247588, now seen corresponding path program 17 times [2024-11-16 01:18:54,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:18:54,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006078425] [2024-11-16 01:18:54,334 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:18:54,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:18:54,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:18:57,559 INFO L134 CoverageAnalysis]: Checked inductivity of 779 backedges. 0 proven. 766 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-16 01:18:57,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:18:57,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006078425] [2024-11-16 01:18:57,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006078425] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:18:57,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1406806966] [2024-11-16 01:18:57,560 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-16 01:18:57,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:18:57,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:18:57,562 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 01:18:57,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-11-16 01:18:57,646 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 15 check-sat command(s) [2024-11-16 01:18:57,646 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:18:57,649 INFO L256 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 159 conjuncts are in the unsatisfiable core [2024-11-16 01:18:57,652 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:19:04,910 INFO L134 CoverageAnalysis]: Checked inductivity of 779 backedges. 14 proven. 764 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 01:19:04,910 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:19:15,855 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:19:15,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 36 select indices, 36 select index equivalence classes, 0 disjoint index pairs (out of 630 index pairs), introduced 36 new quantified variables, introduced 630 case distinctions, treesize of input 346 treesize of output 3340 [2024-11-16 01:19:38,130 INFO L134 CoverageAnalysis]: Checked inductivity of 779 backedges. 205 proven. 566 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-16 01:19:38,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1406806966] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:19:38,130 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:19:38,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 45, 39] total 113 [2024-11-16 01:19:38,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421247894] [2024-11-16 01:19:38,130 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:19:38,131 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 114 states [2024-11-16 01:19:38,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:19:38,132 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 114 interpolants. [2024-11-16 01:19:38,134 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1259, Invalid=11623, Unknown=0, NotChecked=0, Total=12882 [2024-11-16 01:19:38,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:19:38,134 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:19:38,135 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 114 states, 114 states have (on average 3.219298245614035) internal successors, (367), 113 states have internal predecessors, (367), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:19:38,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:19:38,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:19:38,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:19:38,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:19:38,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:19:38,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:19:38,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:19:38,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:19:38,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:19:38,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:19:38,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:19:38,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:19:38,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:19:38,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:19:38,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:19:38,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-16 01:19:38,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-11-16 01:19:38,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-16 01:19:38,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-11-16 01:19:38,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-11-16 01:19:38,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:19:49,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:19:49,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:19:49,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:19:49,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:19:49,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:19:49,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:19:49,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:19:49,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:19:49,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:19:49,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:19:49,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:19:49,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:19:49,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:19:49,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:19:49,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:19:49,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-16 01:19:49,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-11-16 01:19:49,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-16 01:19:49,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-11-16 01:19:49,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-11-16 01:19:49,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-11-16 01:19:49,788 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2024-11-16 01:19:49,976 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,SelfDestructingSolverStorable41,SelfDestructingSolverStorable42,19 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:19:49,976 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:19:49,976 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:19:49,977 INFO L132 ounterexampleChecker]: Examining path program with hash 1130702320, occurence #7 [2024-11-16 01:19:49,977 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:19:49,977 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:19:49,977 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:49,977 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-16 01:19:49,977 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:19:49,977 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 01:19:49,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:19:49,987 INFO L85 PathProgramCache]: Analyzing trace with hash 1343928971, now seen corresponding path program 1 times [2024-11-16 01:19:49,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:19:49,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823688265] [2024-11-16 01:19:49,987 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:19:49,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:19:49,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:19:49,988 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:19:49,988 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:19:49,988 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 01:19:49,988 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:49,988 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:19:49,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:19:49,999 INFO L85 PathProgramCache]: Analyzing trace with hash -611845128, now seen corresponding path program 1 times [2024-11-16 01:19:49,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:19:49,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895930697] [2024-11-16 01:19:49,999 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:19:49,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:19:50,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:19:50,001 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:19:50,001 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:19:50,001 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-16 01:19:50,001 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:50,001 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 14 is hopeless, skipping. [2024-11-16 01:19:50,001 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:19:50,001 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:50,001 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 18 is hopeless, skipping. [2024-11-16 01:19:50,001 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 01:19:50,001 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:50,001 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 01:19:50,001 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:50,001 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-16 01:19:50,001 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:50,001 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 01:19:50,001 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:50,001 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 01:19:50,002 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:50,002 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:19:50,002 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:50,002 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 01:19:50,002 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:50,002 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-16 01:19:50,002 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:50,002 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-16 01:19:50,002 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:50,002 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 01:19:50,002 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:50,002 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-16 01:19:50,002 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:50,002 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-16 01:19:50,002 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:50,002 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-16 01:19:50,002 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:50,002 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-11-16 01:19:50,002 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:50,002 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-11-16 01:19:50,002 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:50,002 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2024-11-16 01:19:50,002 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:50,002 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-16 01:19:50,002 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:50,002 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 01:19:50,002 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:50,002 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-16 01:19:50,002 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:50,002 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 76 is hopeless, skipping. [2024-11-16 01:19:50,003 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 139 [2024-11-16 01:19:50,003 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:50,003 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2024-11-16 01:19:50,003 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:19:50,003 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:19:50,003 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:19:50,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:19:50,003 INFO L85 PathProgramCache]: Analyzing trace with hash 1299960801, now seen corresponding path program 18 times [2024-11-16 01:19:50,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:19:50,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499174253] [2024-11-16 01:19:50,003 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:19:50,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:19:50,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:19:54,479 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 0 proven. 900 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-16 01:19:54,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:19:54,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499174253] [2024-11-16 01:19:54,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1499174253] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:19:54,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [806160396] [2024-11-16 01:19:54,479 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-16 01:19:54,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:19:54,479 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:19:54,482 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 01:19:54,483 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-11-16 01:19:54,548 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 17 check-sat command(s) [2024-11-16 01:19:54,548 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:19:54,550 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 153 conjuncts are in the unsatisfiable core [2024-11-16 01:19:54,552 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:20:02,015 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 14 proven. 891 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-16 01:20:02,016 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:20:14,459 WARN L286 SmtUtils]: Spent 5.71s on a formula simplification that was a NOOP. DAG size: 1215 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-11-16 01:20:14,460 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:20:14,460 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 38 select indices, 38 select index equivalence classes, 0 disjoint index pairs (out of 703 index pairs), introduced 38 new quantified variables, introduced 703 case distinctions, treesize of input 364 treesize of output 3714 [2024-11-16 01:20:32,030 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 266 proven. 639 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-16 01:20:32,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [806160396] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:20:32,030 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:20:32,030 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 41, 41] total 113 [2024-11-16 01:20:32,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378737036] [2024-11-16 01:20:32,030 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:20:32,031 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 114 states [2024-11-16 01:20:32,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:20:32,031 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 114 interpolants. [2024-11-16 01:20:32,032 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1169, Invalid=11713, Unknown=0, NotChecked=0, Total=12882 [2024-11-16 01:20:32,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:20:32,032 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:20:32,033 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 114 states, 114 states have (on average 3.3684210526315788) internal successors, (384), 113 states have internal predecessors, (384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:20:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:20:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:20:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:20:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:20:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:20:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:20:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:20:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:20:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:20:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:20:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:20:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:20:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:20:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:20:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:20:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-16 01:20:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-11-16 01:20:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-16 01:20:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-11-16 01:20:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-11-16 01:20:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-11-16 01:20:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:20:45,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:20:45,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:20:45,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:20:45,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:20:45,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:20:45,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:20:45,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:20:45,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:20:45,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:20:45,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:20:45,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:20:45,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:20:45,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:20:45,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:20:45,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:20:45,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-16 01:20:45,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-11-16 01:20:45,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-16 01:20:45,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-11-16 01:20:45,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-11-16 01:20:45,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-11-16 01:20:45,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-11-16 01:20:45,969 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2024-11-16 01:20:46,157 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable43,SelfDestructingSolverStorable44,SelfDestructingSolverStorable45 [2024-11-16 01:20:46,158 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:20:46,158 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:20:46,158 INFO L132 ounterexampleChecker]: Examining path program with hash 1394093251, occurence #7 [2024-11-16 01:20:46,158 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:20:46,158 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:20:46,158 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:46,158 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-16 01:20:46,158 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:20:46,158 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 01:20:46,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:20:46,169 INFO L85 PathProgramCache]: Analyzing trace with hash 1343929021, now seen corresponding path program 1 times [2024-11-16 01:20:46,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:20:46,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695563428] [2024-11-16 01:20:46,169 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:20:46,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:20:46,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:20:46,170 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:20:46,170 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:20:46,170 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 01:20:46,170 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:46,170 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:20:46,181 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:20:46,182 INFO L85 PathProgramCache]: Analyzing trace with hash -611845078, now seen corresponding path program 1 times [2024-11-16 01:20:46,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:20:46,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806180490] [2024-11-16 01:20:46,182 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:20:46,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:20:46,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:20:46,184 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:20:46,184 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:20:46,184 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-16 01:20:46,184 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:46,184 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 14 is hopeless, skipping. [2024-11-16 01:20:46,184 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:20:46,184 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:46,184 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 18 is hopeless, skipping. [2024-11-16 01:20:46,184 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 01:20:46,184 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:46,184 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 01:20:46,184 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:46,184 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-16 01:20:46,184 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:46,185 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 01:20:46,185 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:46,185 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 01:20:46,185 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:46,185 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:20:46,185 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:46,185 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 01:20:46,185 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:46,185 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-16 01:20:46,185 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:46,185 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-16 01:20:46,185 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:46,185 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 01:20:46,185 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:46,185 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-16 01:20:46,185 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:46,185 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-16 01:20:46,185 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:46,185 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-16 01:20:46,186 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:46,186 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-11-16 01:20:46,186 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:46,186 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-11-16 01:20:46,186 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:46,186 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2024-11-16 01:20:46,186 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:46,186 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-16 01:20:46,186 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:46,186 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 01:20:46,186 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:46,186 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-16 01:20:46,186 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:46,186 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 76 is hopeless, skipping. [2024-11-16 01:20:46,186 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2024-11-16 01:20:46,186 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:46,186 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 145 [2024-11-16 01:20:46,186 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:20:46,186 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:20:46,186 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:20:46,187 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:20:46,187 INFO L85 PathProgramCache]: Analyzing trace with hash 1219405342, now seen corresponding path program 19 times [2024-11-16 01:20:46,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:20:46,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420939333] [2024-11-16 01:20:46,187 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:20:46,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:20:46,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:20:50,355 INFO L134 CoverageAnalysis]: Checked inductivity of 980 backedges. 0 proven. 967 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-16 01:20:50,355 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:20:50,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420939333] [2024-11-16 01:20:50,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420939333] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:20:50,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1599189888] [2024-11-16 01:20:50,355 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-16 01:20:50,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:20:50,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:20:50,357 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 01:20:50,358 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-11-16 01:20:50,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:20:50,421 WARN L254 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 199 conjuncts are in the unsatisfiable core [2024-11-16 01:20:50,423 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:21:01,896 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:21:01,897 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 0 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 190 case distinctions, treesize of input 161 treesize of output 81 [2024-11-16 01:21:01,909 INFO L134 CoverageAnalysis]: Checked inductivity of 980 backedges. 14 proven. 965 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 01:21:01,910 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:21:17,636 WARN L286 SmtUtils]: Spent 7.24s on a formula simplification that was a NOOP. DAG size: 1339 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-11-16 01:21:17,636 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:21:17,637 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 40 select indices, 40 select index equivalence classes, 0 disjoint index pairs (out of 780 index pairs), introduced 40 new quantified variables, introduced 780 case distinctions, treesize of input 384 treesize of output 4110 [2024-11-16 01:21:42,337 INFO L134 CoverageAnalysis]: Checked inductivity of 980 backedges. 259 proven. 713 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-16 01:21:42,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1599189888] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:21:42,338 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:21:42,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 60, 43] total 136 [2024-11-16 01:21:42,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043621637] [2024-11-16 01:21:42,338 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:21:42,338 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 137 states [2024-11-16 01:21:42,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:21:42,339 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 137 interpolants. [2024-11-16 01:21:42,340 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1635, Invalid=16997, Unknown=0, NotChecked=0, Total=18632 [2024-11-16 01:21:42,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:21:42,340 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:21:42,341 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 137 states, 137 states have (on average 2.9854014598540144) internal successors, (409), 136 states have internal predecessors, (409), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:21:42,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:21:42,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:21:42,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:21:42,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:21:42,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:21:42,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:21:42,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:21:42,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:21:42,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:21:42,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:21:42,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:21:42,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:21:42,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:21:42,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:21:42,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:21:42,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-16 01:21:42,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-11-16 01:21:42,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-16 01:21:42,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-11-16 01:21:42,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-11-16 01:21:42,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-11-16 01:21:42,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-11-16 01:21:42,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:22:00,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:22:00,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:22:00,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:22:00,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:22:00,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:22:00,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:22:00,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:22:00,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:22:00,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:22:00,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:22:00,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:22:00,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:22:00,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:22:00,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:22:00,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:22:00,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-16 01:22:00,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-11-16 01:22:00,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-16 01:22:00,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-11-16 01:22:00,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-11-16 01:22:00,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-11-16 01:22:00,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-11-16 01:22:00,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-11-16 01:22:00,462 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2024-11-16 01:22:00,649 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46,SelfDestructingSolverStorable47,SelfDestructingSolverStorable48,21 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:22:00,649 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:22:00,649 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:22:00,650 INFO L132 ounterexampleChecker]: Examining path program with hash 1130702320, occurence #8 [2024-11-16 01:22:00,650 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:22:00,650 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:22:00,650 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,650 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-16 01:22:00,650 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:22:00,650 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 01:22:00,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:22:00,661 INFO L85 PathProgramCache]: Analyzing trace with hash 1343929077, now seen corresponding path program 1 times [2024-11-16 01:22:00,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:22:00,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201272259] [2024-11-16 01:22:00,661 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:22:00,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:22:00,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:22:00,662 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:22:00,662 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:22:00,662 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 01:22:00,662 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,662 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:22:00,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:22:00,673 INFO L85 PathProgramCache]: Analyzing trace with hash -611845022, now seen corresponding path program 1 times [2024-11-16 01:22:00,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:22:00,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984972159] [2024-11-16 01:22:00,673 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:22:00,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:22:00,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:22:00,675 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:22:00,675 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:22:00,675 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-16 01:22:00,675 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,675 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 14 is hopeless, skipping. [2024-11-16 01:22:00,675 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:22:00,675 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,675 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 18 is hopeless, skipping. [2024-11-16 01:22:00,675 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 01:22:00,675 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,675 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 01:22:00,675 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,675 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-16 01:22:00,675 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,675 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 01:22:00,675 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,675 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 01:22:00,675 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,675 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:22:00,675 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,676 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 01:22:00,676 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,676 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-16 01:22:00,676 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,676 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-16 01:22:00,676 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,676 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 01:22:00,676 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,676 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-16 01:22:00,676 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,676 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-16 01:22:00,676 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,676 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-16 01:22:00,676 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,676 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-11-16 01:22:00,676 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,676 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-11-16 01:22:00,676 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,676 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2024-11-16 01:22:00,676 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,676 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-16 01:22:00,676 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,676 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 01:22:00,676 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,676 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-16 01:22:00,676 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,676 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-16 01:22:00,676 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,676 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 80 [2024-11-16 01:22:00,677 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,677 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 82 is hopeless, skipping. [2024-11-16 01:22:00,677 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2024-11-16 01:22:00,677 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:00,677 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2024-11-16 01:22:00,677 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:22:00,677 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:22:00,677 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:22:00,677 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:22:00,677 INFO L85 PathProgramCache]: Analyzing trace with hash 17691035, now seen corresponding path program 20 times [2024-11-16 01:22:00,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:22:00,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498453427] [2024-11-16 01:22:00,677 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:22:00,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:22:00,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:22:06,936 INFO L134 CoverageAnalysis]: Checked inductivity of 1138 backedges. 0 proven. 1118 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-16 01:22:06,937 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:22:06,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498453427] [2024-11-16 01:22:06,937 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498453427] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:22:06,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1408116640] [2024-11-16 01:22:06,937 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-16 01:22:06,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:22:06,937 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:22:06,939 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 01:22:06,940 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-11-16 01:22:07,004 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-16 01:22:07,004 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:22:07,007 WARN L254 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 211 conjuncts are in the unsatisfiable core [2024-11-16 01:22:07,009 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:22:21,592 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:22:21,592 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 21 select indices, 21 select index equivalence classes, 0 disjoint index pairs (out of 210 index pairs), introduced 21 new quantified variables, introduced 210 case distinctions, treesize of input 168 treesize of output 84 [2024-11-16 01:22:21,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1138 backedges. 14 proven. 1123 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 01:22:21,612 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:22:40,830 WARN L286 SmtUtils]: Spent 8.94s on a formula simplification that was a NOOP. DAG size: 1469 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-11-16 01:22:40,831 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:22:40,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 42 select indices, 42 select index equivalence classes, 0 disjoint index pairs (out of 861 index pairs), introduced 42 new quantified variables, introduced 861 case distinctions, treesize of input 402 treesize of output 4524 [2024-11-16 01:23:07,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1138 backedges. 328 proven. 795 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-16 01:23:07,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1408116640] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:23:07,108 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:23:07,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 64, 45] total 144 [2024-11-16 01:23:07,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298846430] [2024-11-16 01:23:07,108 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:23:07,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 145 states [2024-11-16 01:23:07,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:23:07,110 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 145 interpolants. [2024-11-16 01:23:07,111 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1799, Invalid=19081, Unknown=0, NotChecked=0, Total=20880 [2024-11-16 01:23:07,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:23:07,111 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:23:07,112 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 145 states, 145 states have (on average 2.986206896551724) internal successors, (433), 144 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:23:07,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:23:07,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:23:07,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:23:07,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:23:07,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:23:07,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:23:07,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:23:07,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:23:07,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:23:07,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:23:07,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:23:07,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:23:07,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:23:07,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:23:07,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:23:07,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-16 01:23:07,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-11-16 01:23:07,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-16 01:23:07,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-11-16 01:23:07,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-11-16 01:23:07,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-11-16 01:23:07,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-11-16 01:23:07,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-11-16 01:23:07,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:23:25,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:23:25,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:23:25,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:23:25,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:23:25,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:23:25,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:23:25,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:23:25,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:23:25,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:23:25,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:23:25,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:23:25,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:23:25,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:23:25,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:23:25,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:23:25,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-16 01:23:25,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-11-16 01:23:25,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-16 01:23:25,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-11-16 01:23:25,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-11-16 01:23:25,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-11-16 01:23:25,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-11-16 01:23:25,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-11-16 01:23:25,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-11-16 01:23:25,260 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2024-11-16 01:23:25,448 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,SelfDestructingSolverStorable51,22 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2024-11-16 01:23:25,448 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:23:25,448 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:23:25,448 INFO L132 ounterexampleChecker]: Examining path program with hash 1394093251, occurence #8 [2024-11-16 01:23:25,448 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:23:25,448 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:23:25,449 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,449 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-16 01:23:25,449 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:23:25,449 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 01:23:25,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:23:25,459 INFO L85 PathProgramCache]: Analyzing trace with hash 1343929137, now seen corresponding path program 1 times [2024-11-16 01:23:25,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:23:25,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493002183] [2024-11-16 01:23:25,459 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:23:25,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:23:25,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:23:25,460 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:23:25,460 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:23:25,460 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 01:23:25,460 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,461 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:23:25,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:23:25,471 INFO L85 PathProgramCache]: Analyzing trace with hash -611844962, now seen corresponding path program 1 times [2024-11-16 01:23:25,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:23:25,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446126245] [2024-11-16 01:23:25,471 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:23:25,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:23:25,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:23:25,473 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:23:25,473 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:23:25,473 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-16 01:23:25,473 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,473 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 14 is hopeless, skipping. [2024-11-16 01:23:25,473 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:23:25,473 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,474 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 18 is hopeless, skipping. [2024-11-16 01:23:25,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 01:23:25,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 01:23:25,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-16 01:23:25,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 01:23:25,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 01:23:25,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:23:25,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 01:23:25,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-16 01:23:25,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-16 01:23:25,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,474 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 01:23:25,474 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-16 01:23:25,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-16 01:23:25,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-16 01:23:25,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-11-16 01:23:25,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-11-16 01:23:25,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2024-11-16 01:23:25,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-16 01:23:25,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 01:23:25,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-16 01:23:25,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-16 01:23:25,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,475 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 80 [2024-11-16 01:23:25,475 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 83 [2024-11-16 01:23:25,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 86 [2024-11-16 01:23:25,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,476 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 88 is hopeless, skipping. [2024-11-16 01:23:25,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2024-11-16 01:23:25,476 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:25,476 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2024-11-16 01:23:25,476 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:23:25,476 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:23:25,476 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:23:25,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:23:25,476 INFO L85 PathProgramCache]: Analyzing trace with hash -117154248, now seen corresponding path program 21 times [2024-11-16 01:23:25,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:23:25,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853092446] [2024-11-16 01:23:25,477 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:23:25,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:23:25,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:23:31,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1310 backedges. 1 proven. 1280 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-11-16 01:23:31,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:23:31,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853092446] [2024-11-16 01:23:31,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853092446] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:23:31,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1044476524] [2024-11-16 01:23:31,568 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-16 01:23:31,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:23:31,568 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:23:31,570 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 01:23:31,570 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-11-16 01:23:31,713 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) [2024-11-16 01:23:31,713 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:23:31,718 INFO L256 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 181 conjuncts are in the unsatisfiable core [2024-11-16 01:23:31,721 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:23:43,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1310 backedges. 14 proven. 1271 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-16 01:23:43,576 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:24:19,831 WARN L286 SmtUtils]: Spent 24.52s on a formula simplification. DAG size of input: 1783 DAG size of output: 1706 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-11-16 01:24:19,832 INFO L349 Elim1Store]: treesize reduction 165, result has 96.8 percent of original size [2024-11-16 01:24:19,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 45 select indices, 45 select index equivalence classes, 0 disjoint index pairs (out of 990 index pairs), introduced 45 new quantified variables, introduced 990 case distinctions, treesize of input 430 treesize of output 5237 [2024-11-16 01:25:59,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1310 backedges. 403 proven. 882 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-16 01:25:59,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1044476524] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:25:59,171 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:25:59,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 48, 48] total 134 [2024-11-16 01:25:59,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977790271] [2024-11-16 01:25:59,171 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:25:59,172 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 135 states [2024-11-16 01:25:59,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:25:59,173 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 135 interpolants. [2024-11-16 01:25:59,174 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1600, Invalid=16490, Unknown=0, NotChecked=0, Total=18090 [2024-11-16 01:25:59,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:25:59,175 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:25:59,175 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 135 states, 135 states have (on average 3.3333333333333335) internal successors, (450), 134 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:25:59,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:25:59,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:25:59,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:25:59,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:25:59,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:25:59,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:25:59,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:25:59,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:25:59,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:25:59,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:25:59,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:25:59,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:25:59,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:25:59,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:25:59,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:25:59,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-16 01:25:59,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-11-16 01:25:59,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-16 01:25:59,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-11-16 01:25:59,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-11-16 01:25:59,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-11-16 01:25:59,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-11-16 01:25:59,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-11-16 01:25:59,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-11-16 01:25:59,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:26:24,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:26:24,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:26:24,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:26:24,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:26:24,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:26:24,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:26:24,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:26:24,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:26:24,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:26:24,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:26:24,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:26:24,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:26:24,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:26:24,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:26:24,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:26:24,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-16 01:26:24,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-11-16 01:26:24,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-16 01:26:24,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-11-16 01:26:24,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-11-16 01:26:24,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-11-16 01:26:24,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-11-16 01:26:24,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-11-16 01:26:24,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-11-16 01:26:24,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-11-16 01:26:24,216 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2024-11-16 01:26:24,404 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable52,SelfDestructingSolverStorable53,SelfDestructingSolverStorable54 [2024-11-16 01:26:24,404 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:26:24,404 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:26:24,404 INFO L132 ounterexampleChecker]: Examining path program with hash 1130702320, occurence #9 [2024-11-16 01:26:24,404 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:26:24,404 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:26:24,404 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,404 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-16 01:26:24,404 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:26:24,404 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 01:26:24,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:26:24,415 INFO L85 PathProgramCache]: Analyzing trace with hash 1343929193, now seen corresponding path program 1 times [2024-11-16 01:26:24,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:26:24,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530173508] [2024-11-16 01:26:24,415 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:26:24,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:26:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:26:24,416 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:26:24,416 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:26:24,417 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 01:26:24,417 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,417 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:26:24,427 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:26:24,428 INFO L85 PathProgramCache]: Analyzing trace with hash -611844906, now seen corresponding path program 1 times [2024-11-16 01:26:24,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:26:24,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694665140] [2024-11-16 01:26:24,428 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:26:24,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:26:24,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:26:24,429 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:26:24,429 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:26:24,430 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-16 01:26:24,430 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,430 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 14 is hopeless, skipping. [2024-11-16 01:26:24,430 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:26:24,430 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,430 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 18 is hopeless, skipping. [2024-11-16 01:26:24,430 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 01:26:24,430 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,430 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 01:26:24,430 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,430 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-16 01:26:24,430 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,430 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 01:26:24,430 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,430 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 01:26:24,430 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,430 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:26:24,430 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,430 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 01:26:24,430 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,430 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-16 01:26:24,430 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,430 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-16 01:26:24,430 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,430 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 01:26:24,430 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,430 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-16 01:26:24,430 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,430 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-16 01:26:24,430 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,430 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-16 01:26:24,430 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,431 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-11-16 01:26:24,431 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,431 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-11-16 01:26:24,431 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,431 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2024-11-16 01:26:24,431 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,431 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-16 01:26:24,431 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,431 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 01:26:24,431 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,431 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-16 01:26:24,431 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,431 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-16 01:26:24,431 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,431 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 80 [2024-11-16 01:26:24,431 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,431 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 83 [2024-11-16 01:26:24,431 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,431 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 86 [2024-11-16 01:26:24,431 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,431 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 88 is hopeless, skipping. [2024-11-16 01:26:24,431 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2024-11-16 01:26:24,431 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:26:24,431 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2024-11-16 01:26:24,431 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:26:24,431 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:26:24,431 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:26:24,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:26:24,432 INFO L85 PathProgramCache]: Analyzing trace with hash 1786334549, now seen corresponding path program 22 times [2024-11-16 01:26:24,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:26:24,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818889719] [2024-11-16 01:26:24,432 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:26:24,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:26:24,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:26:30,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1380 backedges. 1 proven. 1361 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-16 01:26:30,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:26:30,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818889719] [2024-11-16 01:26:30,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818889719] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:26:30,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1942221632] [2024-11-16 01:26:30,915 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-16 01:26:30,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:26:30,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:26:30,917 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 01:26:30,918 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-11-16 01:26:30,986 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-16 01:26:30,986 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:26:30,990 WARN L254 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 231 conjuncts are in the unsatisfiable core [2024-11-16 01:26:30,994 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:26:48,274 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:26:48,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 23 select indices, 23 select index equivalence classes, 0 disjoint index pairs (out of 253 index pairs), introduced 23 new quantified variables, introduced 253 case distinctions, treesize of input 184 treesize of output 92 [2024-11-16 01:26:48,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1380 backedges. 14 proven. 1365 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 01:26:48,288 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:27:12,654 WARN L286 SmtUtils]: Spent 12.05s on a formula simplification that was a NOOP. DAG size: 1747 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-11-16 01:27:12,664 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:27:12,665 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 46 select indices, 46 select index equivalence classes, 0 disjoint index pairs (out of 1035 index pairs), introduced 46 new quantified variables, introduced 1035 case distinctions, treesize of input 440 treesize of output 5414 [2024-11-16 01:27:55,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1380 backedges. 396 proven. 969 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-16 01:27:55,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1942221632] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:27:55,615 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:27:55,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 70, 49] total 160 [2024-11-16 01:27:55,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483165504] [2024-11-16 01:27:55,615 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:27:55,615 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 161 states [2024-11-16 01:27:55,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:27:55,617 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 161 interpolants. [2024-11-16 01:27:55,618 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2129, Invalid=23631, Unknown=0, NotChecked=0, Total=25760 [2024-11-16 01:27:55,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:27:55,618 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:27:55,619 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 161 states, 161 states have (on average 2.9627329192546585) internal successors, (477), 160 states have internal predecessors, (477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 01:27:55,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:27:55,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:27:55,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:27:55,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:27:55,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:27:55,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:27:55,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:27:55,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:27:55,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:27:55,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:27:55,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:27:55,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:27:55,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:27:55,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:27:55,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:27:55,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-16 01:27:55,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-11-16 01:27:55,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-16 01:27:55,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-11-16 01:27:55,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-11-16 01:27:55,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-11-16 01:27:55,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-11-16 01:27:55,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-11-16 01:27:55,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-11-16 01:27:55,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-11-16 01:27:55,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:28:18,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:28:18,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:28:18,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:28:18,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 01:28:18,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:28:18,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:28:18,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-16 01:28:18,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 01:28:18,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-16 01:28:18,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-16 01:28:18,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-16 01:28:18,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-16 01:28:18,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-16 01:28:18,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-16 01:28:18,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:28:18,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-16 01:28:18,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-11-16 01:28:18,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-16 01:28:18,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-11-16 01:28:18,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-11-16 01:28:18,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-11-16 01:28:18,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-11-16 01:28:18,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-11-16 01:28:18,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-11-16 01:28:18,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-11-16 01:28:18,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2024-11-16 01:28:18,637 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2024-11-16 01:28:18,825 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55,24 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable56,SelfDestructingSolverStorable57 [2024-11-16 01:28:18,826 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-16 01:28:18,826 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:28:18,826 INFO L132 ounterexampleChecker]: Examining path program with hash 1394093251, occurence #9 [2024-11-16 01:28:18,826 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:28:18,826 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:28:18,826 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,826 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-16 01:28:18,826 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:28:18,826 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-16 01:28:18,836 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:28:18,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1343929257, now seen corresponding path program 1 times [2024-11-16 01:28:18,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:28:18,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926361897] [2024-11-16 01:28:18,836 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:28:18,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:28:18,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:28:18,838 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:28:18,838 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:28:18,838 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-16 01:28:18,838 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,838 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:28:18,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:28:18,851 INFO L85 PathProgramCache]: Analyzing trace with hash -611844842, now seen corresponding path program 1 times [2024-11-16 01:28:18,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:28:18,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248286883] [2024-11-16 01:28:18,851 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:28:18,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:28:18,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:28:18,853 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:28:18,853 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:28:18,853 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-16 01:28:18,853 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,853 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 14 is hopeless, skipping. [2024-11-16 01:28:18,853 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:28:18,853 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,853 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 18 is hopeless, skipping. [2024-11-16 01:28:18,853 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 01:28:18,853 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,853 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-11-16 01:28:18,853 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,853 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-11-16 01:28:18,853 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,853 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-16 01:28:18,853 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,853 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 01:28:18,853 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,854 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:28:18,854 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,854 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 01:28:18,854 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,854 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-16 01:28:18,854 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,854 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-16 01:28:18,854 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,854 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 01:28:18,854 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,854 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-16 01:28:18,854 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,854 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-16 01:28:18,854 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,854 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-16 01:28:18,854 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,854 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-11-16 01:28:18,854 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,854 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-11-16 01:28:18,854 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,854 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2024-11-16 01:28:18,854 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,855 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-16 01:28:18,855 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,855 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 01:28:18,855 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,855 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-16 01:28:18,855 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,855 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-16 01:28:18,855 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,855 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 80 [2024-11-16 01:28:18,855 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,855 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 83 [2024-11-16 01:28:18,855 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,855 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 86 [2024-11-16 01:28:18,855 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,855 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2024-11-16 01:28:18,855 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,855 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 92 [2024-11-16 01:28:18,855 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,855 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 94 is hopeless, skipping. [2024-11-16 01:28:18,855 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2024-11-16 01:28:18,856 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:18,856 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2024-11-16 01:28:18,856 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:28:18,856 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:28:18,856 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:28:18,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:28:18,856 INFO L85 PathProgramCache]: Analyzing trace with hash -1393105678, now seen corresponding path program 23 times [2024-11-16 01:28:18,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:28:18,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857685738] [2024-11-16 01:28:18,856 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:28:18,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:28:18,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:28:26,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1569 backedges. 1 proven. 1540 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-16 01:28:26,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:28:26,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857685738] [2024-11-16 01:28:26,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857685738] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:28:26,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [309610101] [2024-11-16 01:28:26,123 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-16 01:28:26,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:28:26,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:28:26,125 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 01:28:26,126 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-11-16 01:28:26,220 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 21 check-sat command(s) [2024-11-16 01:28:26,221 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:28:26,223 INFO L256 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 193 conjuncts are in the unsatisfiable core [2024-11-16 01:28:26,227 INFO L279 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2024-11-16 01:28:30,105 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (2 of 3 remaining) [2024-11-16 01:28:30,118 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2024-11-16 01:28:30,133 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-16 01:28:30,140 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-16 01:28:30,140 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-16 01:28:30,305 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable60,SelfDestructingSolverStorable58,SelfDestructingSolverStorable59 [2024-11-16 01:28:30,306 WARN L596 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 183 with TraceHistMax 49,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 75 known predicates. [2024-11-16 01:28:30,307 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-11-16 01:28:30,307 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-11-16 01:28:30,312 INFO L422 BasicCegarLoop]: Path program histogram: [23, 2, 1, 1] [2024-11-16 01:28:30,314 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-16 01:28:30,314 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-16 01:28:30,329 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-11-16 01:28:30,330 INFO L201 PluginConnector]: Adding new model send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 01:28:30 BasicIcfg [2024-11-16 01:28:30,330 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-16 01:28:30,331 INFO L158 Benchmark]: Toolchain (without parser) took 820545.52ms. Allocated memory was 100.7MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 52.0MB in the beginning and 862.2MB in the end (delta: -810.3MB). Peak memory consumption was 1.0GB. Max. memory is 8.0GB. [2024-11-16 01:28:30,331 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.32ms. Allocated memory is still 100.7MB. Free memory was 53.1MB in the beginning and 52.9MB in the end (delta: 199.4kB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-16 01:28:30,331 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.86ms. Allocated memory is still 100.7MB. Free memory was 52.0MB in the beginning and 50.8MB in the end (delta: 1.1MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-16 01:28:30,331 INFO L158 Benchmark]: Boogie Preprocessor took 14.88ms. Allocated memory is still 100.7MB. Free memory was 50.8MB in the beginning and 50.2MB in the end (delta: 628.5kB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-16 01:28:30,331 INFO L158 Benchmark]: RCFGBuilder took 239.88ms. Allocated memory is still 100.7MB. Free memory was 50.2MB in the beginning and 41.2MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2024-11-16 01:28:30,332 INFO L158 Benchmark]: TraceAbstraction took 820260.32ms. Allocated memory was 100.7MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 40.6MB in the beginning and 862.2MB in the end (delta: -821.6MB). Peak memory consumption was 1.0GB. Max. memory is 8.0GB. [2024-11-16 01:28:30,333 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.32ms. Allocated memory is still 100.7MB. Free memory was 53.1MB in the beginning and 52.9MB in the end (delta: 199.4kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 24.86ms. Allocated memory is still 100.7MB. Free memory was 52.0MB in the beginning and 50.8MB in the end (delta: 1.1MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 14.88ms. Allocated memory is still 100.7MB. Free memory was 50.8MB in the beginning and 50.2MB in the end (delta: 628.5kB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 239.88ms. Allocated memory is still 100.7MB. Free memory was 50.2MB in the beginning and 41.2MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * TraceAbstraction took 820260.32ms. Allocated memory was 100.7MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 40.6MB in the beginning and 862.2MB in the end (delta: -821.6MB). Peak memory consumption was 1.0GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14967, independent: 6410, independent conditional: 6300, independent unconditional: 110, dependent: 8557, dependent conditional: 8555, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6570, independent: 6410, independent conditional: 6300, independent unconditional: 110, dependent: 160, dependent conditional: 158, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6570, independent: 6410, independent conditional: 6300, independent unconditional: 110, dependent: 160, dependent conditional: 158, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8950, independent: 6410, independent conditional: 6300, independent unconditional: 110, dependent: 2540, dependent conditional: 2538, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8950, independent: 6410, independent conditional: 221, independent unconditional: 6189, dependent: 2540, dependent conditional: 1907, dependent unconditional: 633, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8950, independent: 6410, independent conditional: 221, independent unconditional: 6189, dependent: 2540, dependent conditional: 1907, dependent unconditional: 633, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 453, independent: 322, independent conditional: 214, independent unconditional: 108, dependent: 131, dependent conditional: 129, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 453, independent: 105, independent conditional: 0, independent unconditional: 105, dependent: 348, dependent conditional: 0, dependent unconditional: 348, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 348, independent: 217, independent conditional: 214, independent unconditional: 3, dependent: 131, dependent conditional: 129, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 348, independent: 217, independent conditional: 214, independent unconditional: 3, dependent: 131, dependent conditional: 129, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3503, independent: 2013, independent conditional: 1945, independent unconditional: 67, dependent: 1491, dependent conditional: 1404, dependent unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 34, Protected Queries: 0 ], Cache Queries: [ total: 8950, independent: 6088, independent conditional: 7, independent unconditional: 6081, dependent: 2409, dependent conditional: 1778, dependent unconditional: 631, unknown: 453, unknown conditional: 343, unknown unconditional: 110] , Statistics on independence cache: Total cache size (in pairs): 487, Positive cache size: 356, Positive conditional cache size: 248, Positive unconditional cache size: 108, Negative cache size: 131, Negative conditional cache size: 129, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6710, Maximal queried relation: 26, Independence queries for same thread: 8397, Persistent sets #1 benchmarks: Persistent set computation time: 0.2s, Number of persistent set computation: 21, Number of trivial persistent sets: 16, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 112, independent: 110, independent conditional: 0, independent unconditional: 110, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14967, independent: 6410, independent conditional: 6300, independent unconditional: 110, dependent: 8557, dependent conditional: 8555, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6570, independent: 6410, independent conditional: 6300, independent unconditional: 110, dependent: 160, dependent conditional: 158, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6570, independent: 6410, independent conditional: 6300, independent unconditional: 110, dependent: 160, dependent conditional: 158, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8950, independent: 6410, independent conditional: 6300, independent unconditional: 110, dependent: 2540, dependent conditional: 2538, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8950, independent: 6410, independent conditional: 221, independent unconditional: 6189, dependent: 2540, dependent conditional: 1907, dependent unconditional: 633, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8950, independent: 6410, independent conditional: 221, independent unconditional: 6189, dependent: 2540, dependent conditional: 1907, dependent unconditional: 633, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 453, independent: 322, independent conditional: 214, independent unconditional: 108, dependent: 131, dependent conditional: 129, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 453, independent: 105, independent conditional: 0, independent unconditional: 105, dependent: 348, dependent conditional: 0, dependent unconditional: 348, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 348, independent: 217, independent conditional: 214, independent unconditional: 3, dependent: 131, dependent conditional: 129, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 348, independent: 217, independent conditional: 214, independent unconditional: 3, dependent: 131, dependent conditional: 129, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3503, independent: 2013, independent conditional: 1945, independent unconditional: 67, dependent: 1491, dependent conditional: 1404, dependent unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 34, Protected Queries: 0 ], Cache Queries: [ total: 8950, independent: 6088, independent conditional: 7, independent unconditional: 6081, dependent: 2409, dependent conditional: 1778, dependent unconditional: 631, unknown: 453, unknown conditional: 343, unknown unconditional: 110] , Statistics on independence cache: Total cache size (in pairs): 487, Positive cache size: 356, Positive conditional cache size: 248, Positive unconditional cache size: 108, Negative cache size: 131, Negative conditional cache size: 129, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6710, Maximal queried relation: 26, Independence queries for same thread: 8397 - TimeoutResultAtElement [Line: 60]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 183 with TraceHistMax 49,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 75 known predicates. - TimeoutResultAtElement [Line: 55]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 183 with TraceHistMax 49,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 75 known predicates. - TimeoutResultAtElement [Line: 55]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 183 with TraceHistMax 49,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 75 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 28 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 820.1s, OverallIterations: 27, TraceHistogramMax: 0, PathProgramHistogramMax: 23, EmptinessCheckTime: 168.8s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1117, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 632.8s InterpolantComputationTime, 4142 NumberOfCodeBlocks, 4139 NumberOfCodeBlocksAsserted, 155 NumberOfCheckSat, 6092 ConstructedInterpolants, 244 QuantifiedInterpolants, 497384 SizeOfPredicates, 69 NumberOfNonLiveVariables, 4899 ConjunctsInSsa, 2434 ConjunctsInUnsatCore, 69 InterpolantComputations, 5 PerfectInterpolantSequences, 3403/30677 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: CheckTime: 0.5s, ConditionCalculationTime: 0.4s, CommutingCounterexamples: 0, ConditionCalculations: 368, TraceChecks: 34, UnknownTraceChecks: 0, ImperfectProofs: 0, QuantifiedConditions: 0, FalseConditions: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown