/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.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-aee53f6 [2024-11-16 01:14:52,323 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 01:14:52,395 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-16 01:14:52,399 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 01:14:52,400 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 01:14:52,426 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 01:14:52,427 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 01:14:52,427 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 01:14:52,428 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 01:14:52,428 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 01:14:52,429 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 01:14:52,429 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 01:14:52,429 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 01:14:52,430 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 01:14:52,430 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 01:14:52,430 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 01:14:52,430 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 01:14:52,430 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 01:14:52,430 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 01:14:52,430 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 01:14:52,430 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 01:14:52,430 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 01:14:52,430 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 01:14:52,431 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 01:14:52,431 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 01:14:52,431 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-16 01:14:52,431 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 01:14:52,431 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-16 01:14:52,431 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 01:14:52,431 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-16 01:14:52,431 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 01:14:52,431 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 01:14:52,431 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 01:14:52,431 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 01:14:52,431 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 01:14:52,431 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 01:14:52,431 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-16 01:14:52,432 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-16 01:14:52,432 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-16 01:14:52,432 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 01:14:52,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 01:14:52,724 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 01:14:52,727 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 01:14:52,728 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-11-16 01:14:52,730 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-11-16 01:14:52,731 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/send-receive.wvr.bpl [2024-11-16 01:14:52,732 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/send-receive.wvr.bpl' [2024-11-16 01:14:52,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 01:14:52,758 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-11-16 01:14:52,759 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 01:14:52,759 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 01:14:52,759 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 01:14:52,766 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:14:52" (1/1) ... [2024-11-16 01:14:52,771 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:14:52" (1/1) ... [2024-11-16 01:14:52,776 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-11-16 01:14:52,776 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 01:14:52,777 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 01:14:52,777 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 01:14:52,777 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 01:14:52,781 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:14:52" (1/1) ... [2024-11-16 01:14:52,782 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:14:52" (1/1) ... [2024-11-16 01:14:52,782 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:14:52" (1/1) ... [2024-11-16 01:14:52,782 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:14:52" (1/1) ... [2024-11-16 01:14:52,784 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:14:52" (1/1) ... [2024-11-16 01:14:52,787 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:14:52" (1/1) ... [2024-11-16 01:14:52,787 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:14:52" (1/1) ... [2024-11-16 01:14:52,788 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:14:52" (1/1) ... [2024-11-16 01:14:52,789 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 01:14:52,789 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-16 01:14:52,789 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-16 01:14:52,789 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-16 01:14:52,790 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:14:52" (1/1) ... [2024-11-16 01:14:52,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-16 01:14:52,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:14:52,820 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 01:14:52,822 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 01:14:52,847 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-11-16 01:14:52,847 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-16 01:14:52,847 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-16 01:14:52,847 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-11-16 01:14:52,848 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-16 01:14:52,848 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-16 01:14:52,848 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-11-16 01:14:52,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 01:14:52,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 01:14:52,848 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2024-11-16 01:14:52,848 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-16 01:14:52,848 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-16 01:14:52,849 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 01:14:52,894 INFO L238 CfgBuilder]: Building ICFG [2024-11-16 01:14:52,896 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 01:14:52,971 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-16 01:14:52,972 INFO L287 CfgBuilder]: Performing block encoding [2024-11-16 01:14:52,994 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 01:14:52,994 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 01:14:52,994 INFO L201 PluginConnector]: Adding new model send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 01:14:52 BoogieIcfgContainer [2024-11-16 01:14:52,995 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-16 01:14:52,997 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 01:14:52,997 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 01:14:53,001 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 01:14:53,001 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:14:52" (1/2) ... [2024-11-16 01:14:53,002 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@167a389a and model type send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 01:14:53, skipping insertion in model container [2024-11-16 01:14:53,002 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 01:14:52" (2/2) ... [2024-11-16 01:14:53,003 INFO L112 eAbstractionObserver]: Analyzing ICFG send-receive.wvr.bpl [2024-11-16 01:14:53,015 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 01:14:53,017 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG send-receive.wvr.bpl that has 4 procedures, 28 locations, 1 initial locations, 2 loop locations, and 1 error locations. [2024-11-16 01:14:53,017 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-16 01:14:53,057 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-16 01:14:53,118 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 01:14:53,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-16 01:14:53,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:14:53,121 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 01:14:53,123 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 01:14:53,180 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-16 01:14:53,194 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-16 01:14:53,204 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;@5126548d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 01:14:53,205 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-11-16 01:14:53,471 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 01:14:53,472 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:14:53,472 INFO L132 ounterexampleChecker]: Examining path program with hash 1610936040, occurence #1 [2024-11-16 01:14:53,472 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 01:14:53,472 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:14:53,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:14:53,476 INFO L85 PathProgramCache]: Analyzing trace with hash -2046495706, now seen corresponding path program 1 times [2024-11-16 01:14:53,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:14:53,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563226470] [2024-11-16 01:14:53,484 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:14:53,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:14:53,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:14:53,677 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 01:14:53,677 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:14:53,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563226470] [2024-11-16 01:14:53,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563226470] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 01:14:53,679 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 01:14:53,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 01:14:53,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861959898] [2024-11-16 01:14:53,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 01:14:53,689 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 01:14:53,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:14:53,708 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 01:14:53,709 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 01:14:53,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:53,711 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:14:53,712 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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 01:14:53,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:54,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:14:54,289 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 01:14:54,289 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 01:14:54,290 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:14:54,290 INFO L132 ounterexampleChecker]: Examining path program with hash -2125742231, occurence #1 [2024-11-16 01:14:54,290 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 01:14:54,290 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:14:54,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:14:54,290 INFO L85 PathProgramCache]: Analyzing trace with hash 1419046988, now seen corresponding path program 1 times [2024-11-16 01:14:54,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:14:54,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120017964] [2024-11-16 01:14:54,291 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:14:54,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:14:54,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:14:54,365 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 01:14:54,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:14:54,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120017964] [2024-11-16 01:14:54,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120017964] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 01:14:54,366 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 01:14:54,366 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 01:14:54,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129969499] [2024-11-16 01:14:54,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 01:14:54,367 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 01:14:54,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:14:54,367 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 01:14:54,368 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 01:14:54,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:54,368 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:14:54,369 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 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 01:14:54,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:14:54,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:54,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:14:54,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:54,439 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 01:14:54,439 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 01:14:54,439 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:14:54,439 INFO L132 ounterexampleChecker]: Examining path program with hash -1740875340, occurence #1 [2024-11-16 01:14:54,439 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 01:14:54,439 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:14:54,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:14:54,440 INFO L85 PathProgramCache]: Analyzing trace with hash 2061731028, now seen corresponding path program 2 times [2024-11-16 01:14:54,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:14:54,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503595281] [2024-11-16 01:14:54,440 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:14:54,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:14:54,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:14:54,559 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 01:14:54,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:14:54,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503595281] [2024-11-16 01:14:54,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503595281] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:14:54,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [498828955] [2024-11-16 01:14:54,559 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-16 01:14:54,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:14:54,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:14:54,562 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 01:14:54,565 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 01:14:54,606 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-16 01:14:54,606 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:14:54,608 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-16 01:14:54,610 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:14:54,703 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 01:14:54,703 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:14:54,764 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:14:54,764 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 01:14:54,862 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 01:14:54,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [498828955] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:14:54,862 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:14:54,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 9 [2024-11-16 01:14:54,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434004581] [2024-11-16 01:14:54,862 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:14:54,863 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-16 01:14:54,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:14:54,863 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-16 01:14:54,863 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-16 01:14:54,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:54,864 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:14:54,864 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.6) internal successors, (36), 9 states have internal predecessors, (36), 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 01:14:54,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:14:54,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:54,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:55,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:14:55,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:55,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:14:55,316 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-16 01:14:55,502 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:14:55,503 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 01:14:55,503 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:14:55,503 INFO L132 ounterexampleChecker]: Examining path program with hash 1847159708, occurence #1 [2024-11-16 01:14:55,503 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 01:14:55,503 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:14:55,504 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:14:55,504 INFO L85 PathProgramCache]: Analyzing trace with hash 549701242, now seen corresponding path program 3 times [2024-11-16 01:14:55,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:14:55,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291589483] [2024-11-16 01:14:55,504 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:14:55,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:14:55,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:14:55,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:14:55,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:14:55,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291589483] [2024-11-16 01:14:55,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1291589483] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:14:55,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1031357374] [2024-11-16 01:14:55,557 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-16 01:14:55,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:14:55,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:14:55,560 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 01:14:55,561 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 01:14:55,614 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-11-16 01:14:55,614 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:14:55,615 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-16 01:14:55,616 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:14:55,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:14:55,637 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:14:55,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:14:55,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1031357374] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:14:55,659 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:14:55,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 4 [2024-11-16 01:14:55,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063715437] [2024-11-16 01:14:55,659 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:14:55,660 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 01:14:55,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:14:55,660 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 01:14:55,660 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 01:14:55,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:55,660 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:14:55,661 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 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 01:14:55,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:14:55,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:55,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:14:55,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:55,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:14:55,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:55,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:14:55,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:55,736 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 01:14:55,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:14:55,918 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 01:14:55,918 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:14:55,918 INFO L132 ounterexampleChecker]: Examining path program with hash -1614792432, occurence #1 [2024-11-16 01:14:55,918 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 01:14:55,918 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:14:55,918 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:14:55,918 INFO L85 PathProgramCache]: Analyzing trace with hash 385380954, now seen corresponding path program 1 times [2024-11-16 01:14:55,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:14:55,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177658339] [2024-11-16 01:14:55,919 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:14:55,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:14:55,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:14:56,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:14:56,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:14:56,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177658339] [2024-11-16 01:14:56,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177658339] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:14:56,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2021252565] [2024-11-16 01:14:56,006 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:14:56,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:14:56,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:14:56,008 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 01:14:56,009 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 01:14:56,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:14:56,048 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-16 01:14:56,049 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:14:56,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 01:14:56,075 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 01:14:56,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2021252565] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 01:14:56,075 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-16 01:14:56,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2024-11-16 01:14:56,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573065889] [2024-11-16 01:14:56,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 01:14:56,076 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 01:14:56,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:14:56,076 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 01:14:56,076 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-16 01:14:56,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:56,076 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:14:56,077 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 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 01:14:56,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:14:56,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:56,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:14:56,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:56,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:56,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:14:56,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:56,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:14:56,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:56,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:56,228 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-16 01:14:56,415 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:14:56,415 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 01:14:56,415 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:14:56,415 INFO L132 ounterexampleChecker]: Examining path program with hash -1583125070, occurence #1 [2024-11-16 01:14:56,415 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 01:14:56,415 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:14:56,416 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:14:56,416 INFO L85 PathProgramCache]: Analyzing trace with hash 393423650, now seen corresponding path program 2 times [2024-11-16 01:14:56,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:14:56,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771861235] [2024-11-16 01:14:56,416 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:14:56,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:14:56,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:14:56,643 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:14:56,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:14:56,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771861235] [2024-11-16 01:14:56,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1771861235] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:14:56,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [401688130] [2024-11-16 01:14:56,643 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-16 01:14:56,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:14:56,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:14:56,648 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 01:14:56,649 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 01:14:56,689 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-16 01:14:56,689 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:14:56,690 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-16 01:14:56,691 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:14:56,827 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:14:56,827 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:14:56,978 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:14:56,978 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 01:14:57,100 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:14:57,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [401688130] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:14:57,101 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:14:57,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 15 [2024-11-16 01:14:57,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609622158] [2024-11-16 01:14:57,101 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:14:57,101 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-16 01:14:57,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:14:57,102 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-16 01:14:57,102 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2024-11-16 01:14:57,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:57,103 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:14:57,103 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.4375) internal successors, (55), 15 states have internal predecessors, (55), 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 01:14:57,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:14:57,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:57,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:14:57,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:57,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:57,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:57,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:14:57,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:57,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:14:57,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:57,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:57,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:14:57,681 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 01:14:57,869 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:14:57,870 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 01:14:57,870 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:14:57,870 INFO L132 ounterexampleChecker]: Examining path program with hash -1583125070, occurence #2 [2024-11-16 01:14:57,870 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:14:57,870 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-11-16 01:14:57,871 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:14:57,871 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:14:57,871 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:14:57,871 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 01:14:57,871 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:14:57,871 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:14:57,888 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:14:57,888 INFO L85 PathProgramCache]: Analyzing trace with hash 822021227, now seen corresponding path program 1 times [2024-11-16 01:14:57,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:14:57,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965875885] [2024-11-16 01:14:57,889 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:14:57,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:14:57,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:14:57,893 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:14:57,893 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:14:57,893 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:14:57,911 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:14:57,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1853147205, now seen corresponding path program 1 times [2024-11-16 01:14:57,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:14:57,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529131694] [2024-11-16 01:14:57,911 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:14:57,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:14:57,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:14:57,916 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:14:57,916 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:14:57,916 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 22 is hopeless, skipping. [2024-11-16 01:14:57,916 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-11-16 01:14:57,916 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:14:57,916 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:14:57,917 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:14:57,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:14:57,917 INFO L85 PathProgramCache]: Analyzing trace with hash 1693683408, now seen corresponding path program 3 times [2024-11-16 01:14:57,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:14:57,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697465671] [2024-11-16 01:14:57,917 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:14:57,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:14:57,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:14:58,221 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:14:58,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:14:58,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697465671] [2024-11-16 01:14:58,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697465671] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:14:58,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [178723301] [2024-11-16 01:14:58,222 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-16 01:14:58,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:14:58,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:14:58,225 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 01:14:58,226 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 01:14:58,266 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-11-16 01:14:58,266 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:14:58,267 INFO L256 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-16 01:14:58,268 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:14:58,452 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:14:58,452 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:14:58,727 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:14:58,728 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 01:14:58,934 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:14:58,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [178723301] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:14:58,935 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:14:58,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 21 [2024-11-16 01:14:58,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018058377] [2024-11-16 01:14:58,935 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:14:58,936 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-16 01:14:58,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:14:58,937 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-16 01:14:58,937 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=367, Unknown=0, NotChecked=0, Total=462 [2024-11-16 01:14:58,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:14:58,937 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:14:58,937 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 3.3181818181818183) internal successors, (73), 21 states have internal predecessors, (73), 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 01:14:58,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:14:58,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:14:58,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:14:58,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:58,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:14:58,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:14:58,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:15:00,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:15:00,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:00,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:15:00,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:00,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:00,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:15:00,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:15:00,090 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 01:15:00,275 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:15:00,275 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 01:15:00,275 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:15:00,275 INFO L132 ounterexampleChecker]: Examining path program with hash -1521596401, occurence #1 [2024-11-16 01:15:00,275 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 01:15:00,275 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:15:00,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:15:00,276 INFO L85 PathProgramCache]: Analyzing trace with hash -1199921430, now seen corresponding path program 4 times [2024-11-16 01:15:00,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:15:00,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666847118] [2024-11-16 01:15:00,276 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:15:00,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:15:00,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:15:01,020 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 1 proven. 74 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-16 01:15:01,020 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:15:01,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666847118] [2024-11-16 01:15:01,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666847118] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:15:01,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1014830818] [2024-11-16 01:15:01,021 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-16 01:15:01,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:15:01,021 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:15:01,023 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 01:15:01,024 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 01:15:01,067 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-16 01:15:01,067 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:15:01,068 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-11-16 01:15:01,070 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:15:01,673 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 20 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:15:01,674 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:15:02,522 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:15:02,523 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 118 treesize of output 400 [2024-11-16 01:15:03,158 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 5 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:15:03,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1014830818] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:15:03,159 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:15:03,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 17, 16] total 37 [2024-11-16 01:15:03,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701708974] [2024-11-16 01:15:03,159 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:15:03,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-11-16 01:15:03,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:15:03,161 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-11-16 01:15:03,161 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=234, Invalid=1172, Unknown=0, NotChecked=0, Total=1406 [2024-11-16 01:15:03,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:15:03,162 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:15:03,162 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 3.763157894736842) internal successors, (143), 37 states have internal predecessors, (143), 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 01:15:03,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:15:03,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:03,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:15:03,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:03,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:03,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:15:03,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:15:03,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:15:06,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:15:06,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:06,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:15:06,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:06,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:06,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:15:06,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:15:06,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:15:06,145 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-16 01:15:06,334 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:15:06,335 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 01:15:06,335 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:15:06,335 INFO L132 ounterexampleChecker]: Examining path program with hash -510237628, occurence #1 [2024-11-16 01:15:06,335 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 01:15:06,335 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:15:06,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:15:06,335 INFO L85 PathProgramCache]: Analyzing trace with hash 2054761128, now seen corresponding path program 5 times [2024-11-16 01:15:06,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:15:06,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399355013] [2024-11-16 01:15:06,336 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:15:06,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:15:06,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:15:07,163 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-16 01:15:07,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:15:07,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399355013] [2024-11-16 01:15:07,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399355013] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:15:07,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [719424249] [2024-11-16 01:15:07,164 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-16 01:15:07,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:15:07,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:15:07,166 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 01:15:07,167 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 01:15:07,219 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2024-11-16 01:15:07,219 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:15:07,223 INFO L256 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-16 01:15:07,225 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:15:08,043 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 20 proven. 105 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-16 01:15:08,043 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:15:09,210 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:15:09,211 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 136 treesize of output 534 [2024-11-16 01:15:10,142 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 18 proven. 107 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-16 01:15:10,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [719424249] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:15:10,142 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:15:10,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 18, 18] total 42 [2024-11-16 01:15:10,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875599976] [2024-11-16 01:15:10,143 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:15:10,143 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2024-11-16 01:15:10,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:15:10,144 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2024-11-16 01:15:10,145 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=263, Invalid=1543, Unknown=0, NotChecked=0, Total=1806 [2024-11-16 01:15:10,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:15:10,145 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:15:10,145 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 4.1395348837209305) internal successors, (178), 42 states have internal predecessors, (178), 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 01:15:10,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:15:10,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:10,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:15:10,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:10,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:10,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:15:10,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:15:10,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:15:10,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:15:14,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:15:14,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:14,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:15:14,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:14,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:14,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:15:14,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:15:14,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:15:14,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:15:14,999 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 01:15:15,187 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:15:15,188 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 01:15:15,188 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:15:15,188 INFO L132 ounterexampleChecker]: Examining path program with hash 461846766, occurence #1 [2024-11-16 01:15:15,188 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 01:15:15,188 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:15:15,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:15:15,189 INFO L85 PathProgramCache]: Analyzing trace with hash -2052626130, now seen corresponding path program 6 times [2024-11-16 01:15:15,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:15:15,189 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410962720] [2024-11-16 01:15:15,189 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:15:15,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:15:15,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:15:16,174 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 1 proven. 142 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-16 01:15:16,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:15:16,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410962720] [2024-11-16 01:15:16,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410962720] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:15:16,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1845576065] [2024-11-16 01:15:16,175 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-16 01:15:16,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:15:16,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:15:16,178 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 01:15:16,180 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 01:15:16,232 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2024-11-16 01:15:16,232 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:15:16,234 INFO L256 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 66 conjuncts are in the unsatisfiable core [2024-11-16 01:15:16,236 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:15:17,198 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 20 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:15:17,198 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:15:18,657 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:15:18,657 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 01:15:20,063 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 17 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:15:20,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1845576065] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:15:20,063 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:15:20,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 20, 20] total 49 [2024-11-16 01:15:20,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269277244] [2024-11-16 01:15:20,064 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:15:20,064 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-11-16 01:15:20,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:15:20,065 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-11-16 01:15:20,066 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=322, Invalid=2128, Unknown=0, NotChecked=0, Total=2450 [2024-11-16 01:15:20,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:15:20,066 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:15:20,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 4.06) internal successors, (203), 49 states have internal predecessors, (203), 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 01:15:20,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:15:20,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:20,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:15:20,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:20,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:20,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:15:20,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:15:20,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:15:20,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:15:20,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:15:27,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:15:27,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:27,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:15:27,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:27,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:27,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:15:27,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:15:27,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:15:27,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:15:27,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-11-16 01:15:27,286 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 01:15:27,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:15:27,475 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 01:15:27,475 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:15:27,475 INFO L132 ounterexampleChecker]: Examining path program with hash -371168390, occurence #1 [2024-11-16 01:15:27,475 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 01:15:27,475 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:15:27,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:15:27,475 INFO L85 PathProgramCache]: Analyzing trace with hash 1929215828, now seen corresponding path program 7 times [2024-11-16 01:15:27,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:15:27,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181365897] [2024-11-16 01:15:27,476 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:15:27,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:15:27,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:15:28,495 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-16 01:15:28,496 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:15:28,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181365897] [2024-11-16 01:15:28,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1181365897] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:15:28,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1347392562] [2024-11-16 01:15:28,496 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-16 01:15:28,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:15:28,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:15:28,498 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 01:15:28,501 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 01:15:28,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:15:28,553 INFO L256 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 74 conjuncts are in the unsatisfiable core [2024-11-16 01:15:28,555 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:15:29,783 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 20 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:15:29,783 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:15:31,555 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:15:31,555 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 01:15:33,358 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 12 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:15:33,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1347392562] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:15:33,358 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:15:33,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 22, 22] total 54 [2024-11-16 01:15:33,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410399174] [2024-11-16 01:15:33,359 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:15:33,359 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2024-11-16 01:15:33,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:15:33,360 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2024-11-16 01:15:33,360 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=364, Invalid=2606, Unknown=0, NotChecked=0, Total=2970 [2024-11-16 01:15:33,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:15:33,361 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:15:33,361 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 4.0) internal successors, (220), 54 states have internal predecessors, (220), 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 01:15:33,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:15:33,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:33,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:15:33,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:33,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:33,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:15:33,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:15:33,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:15:33,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:15:33,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-11-16 01:15:33,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:15:42,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:15:42,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:42,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:15:42,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:42,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:42,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:15:42,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:15:42,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:15:42,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:15:42,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-11-16 01:15:42,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-11-16 01:15:42,386 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-11-16 01:15:42,575 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-11-16 01:15:42,575 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 01:15:42,575 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:15:42,576 INFO L132 ounterexampleChecker]: Examining path program with hash 461846766, occurence #2 [2024-11-16 01:15:42,576 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:15:42,576 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-11-16 01:15:42,576 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:42,576 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:15:42,576 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:42,576 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 01:15:42,576 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:42,576 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:15:42,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:15:42,586 INFO L85 PathProgramCache]: Analyzing trace with hash 822022433, now seen corresponding path program 1 times [2024-11-16 01:15:42,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:15:42,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875328532] [2024-11-16 01:15:42,586 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:15:42,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:15:42,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:15:42,589 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:15:42,589 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:15:42,589 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:15:42,600 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:15:42,600 INFO L85 PathProgramCache]: Analyzing trace with hash -1853145999, now seen corresponding path program 1 times [2024-11-16 01:15:42,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:15:42,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142635871] [2024-11-16 01:15:42,600 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:15:42,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:15:42,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:15:42,603 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:15:42,603 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:15:42,603 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 22 is hopeless, skipping. [2024-11-16 01:15:42,603 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 28 is hopeless, skipping. [2024-11-16 01:15:42,603 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:15:42,604 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:42,604 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-11-16 01:15:42,604 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:42,604 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-16 01:15:42,604 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:42,604 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 01:15:42,604 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:42,604 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-16 01:15:42,604 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:42,604 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 01:15:42,604 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:15:42,604 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 58 is hopeless, skipping. [2024-11-16 01:15:42,604 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 98 [2024-11-16 01:15:42,604 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:15:42,605 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:15:42,605 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:15:42,605 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:15:42,605 INFO L85 PathProgramCache]: Analyzing trace with hash 1891936626, now seen corresponding path program 8 times [2024-11-16 01:15:42,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:15:42,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758724143] [2024-11-16 01:15:42,605 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:15:42,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:15:42,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:15:44,104 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-16 01:15:44,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:15:44,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758724143] [2024-11-16 01:15:44,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758724143] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:15:44,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1242034396] [2024-11-16 01:15:44,104 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-16 01:15:44,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:15:44,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:15:44,108 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 01:15:44,109 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 01:15:44,163 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-16 01:15:44,163 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:15:44,164 INFO L256 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 82 conjuncts are in the unsatisfiable core [2024-11-16 01:15:44,165 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:15:45,795 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 20 proven. 232 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:15:45,795 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:15:48,101 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:15:48,102 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 01:15:50,340 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 37 proven. 215 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:15:50,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1242034396] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:15:50,341 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:15:50,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 24, 24] total 60 [2024-11-16 01:15:50,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347116058] [2024-11-16 01:15:50,341 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:15:50,341 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2024-11-16 01:15:50,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:15:50,342 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2024-11-16 01:15:50,343 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=425, Invalid=3235, Unknown=0, NotChecked=0, Total=3660 [2024-11-16 01:15:50,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:15:50,343 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:15:50,344 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 61 states have (on average 4.360655737704918) internal successors, (266), 60 states have internal predecessors, (266), 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 01:15:50,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:15:50,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:15:50,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:15:50,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:50,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:15:50,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:15:50,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:15:50,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:15:50,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:15:50,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-11-16 01:15:50,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-11-16 01:15:50,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:16:02,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:16:02,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:16:02,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:16:02,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:16:02,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:16:02,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:16:02,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:16:02,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:16:02,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:16:02,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-11-16 01:16:02,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-11-16 01:16:02,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-11-16 01:16:02,638 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 01:16:02,827 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15 [2024-11-16 01:16:02,827 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 01:16:02,827 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:16:02,827 INFO L132 ounterexampleChecker]: Examining path program with hash -371168390, occurence #2 [2024-11-16 01:16:02,827 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:16:02,827 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-11-16 01:16:02,827 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:02,827 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:16:02,827 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:02,827 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 01:16:02,828 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:02,828 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:16:02,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:16:02,838 INFO L85 PathProgramCache]: Analyzing trace with hash 822022889, now seen corresponding path program 1 times [2024-11-16 01:16:02,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:16:02,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125076996] [2024-11-16 01:16:02,838 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:16:02,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:16:02,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:16:02,840 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:16:02,840 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:16:02,840 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:16:02,850 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:16:02,850 INFO L85 PathProgramCache]: Analyzing trace with hash -1853145543, now seen corresponding path program 1 times [2024-11-16 01:16:02,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:16:02,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702284116] [2024-11-16 01:16:02,850 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:16:02,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:16:02,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:16:02,852 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:16:02,852 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:16:02,852 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 22 is hopeless, skipping. [2024-11-16 01:16:02,852 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 28 is hopeless, skipping. [2024-11-16 01:16:02,853 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:16:02,853 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:02,853 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-11-16 01:16:02,853 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:02,853 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-16 01:16:02,853 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:02,853 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 01:16:02,853 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:02,854 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-16 01:16:02,854 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:02,854 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 01:16:02,854 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:02,854 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 58 is hopeless, skipping. [2024-11-16 01:16:02,855 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 104 [2024-11-16 01:16:02,855 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:16:02,855 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:16:02,855 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:16:02,855 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:16:02,855 INFO L85 PathProgramCache]: Analyzing trace with hash 1884454040, now seen corresponding path program 9 times [2024-11-16 01:16:02,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:16:02,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138169841] [2024-11-16 01:16:02,855 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:16:02,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:16:02,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:16:04,400 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 1 proven. 283 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-16 01:16:04,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:16:04,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138169841] [2024-11-16 01:16:04,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138169841] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:16:04,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1045309524] [2024-11-16 01:16:04,400 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-16 01:16:04,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:16:04,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:16:04,402 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 01:16:04,403 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 01:16:04,452 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2024-11-16 01:16:04,452 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:16:04,453 INFO L256 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 92 conjuncts are in the unsatisfiable core [2024-11-16 01:16:04,454 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:16:06,644 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 20 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:16:06,645 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:16:11,510 INFO L349 Elim1Store]: treesize reduction 80, result has 94.3 percent of original size [2024-11-16 01:16:11,511 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 220 treesize of output 1416 [2024-11-16 01:16:20,055 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 29 proven. 261 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:16:20,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1045309524] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:16:20,056 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:16:20,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 26, 27] total 68 [2024-11-16 01:16:20,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126441558] [2024-11-16 01:16:20,056 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:16:20,057 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 69 states [2024-11-16 01:16:20,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:16:20,058 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2024-11-16 01:16:20,059 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=509, Invalid=4183, Unknown=0, NotChecked=0, Total=4692 [2024-11-16 01:16:20,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:16:20,059 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:16:20,059 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 69 states, 69 states have (on average 4.072463768115942) internal successors, (281), 68 states have internal predecessors, (281), 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 01:16:20,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:16:20,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:16:20,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:16:20,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:16:20,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:16:20,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:16:20,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:16:20,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:16:20,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:16:20,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-11-16 01:16:20,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-11-16 01:16:20,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-11-16 01:16:20,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:16:39,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:16:39,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:16:39,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:16:39,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:16:39,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:16:39,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:16:39,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:16:39,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:16:39,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:16:39,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-11-16 01:16:39,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-11-16 01:16:39,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-11-16 01:16:39,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2024-11-16 01:16:39,774 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 01:16:39,962 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-11-16 01:16:39,962 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 01:16:39,962 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:16:39,963 INFO L132 ounterexampleChecker]: Examining path program with hash 461846766, occurence #3 [2024-11-16 01:16:39,963 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:16:39,963 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-11-16 01:16:39,963 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:39,963 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:16:39,963 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:39,963 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 01:16:39,963 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:39,963 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:16:39,974 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:16:39,974 INFO L85 PathProgramCache]: Analyzing trace with hash 822023453, now seen corresponding path program 1 times [2024-11-16 01:16:39,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:16:39,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907368219] [2024-11-16 01:16:39,974 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:16:39,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:16:39,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:16:39,976 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:16:39,976 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:16:39,976 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:16:39,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:16:39,987 INFO L85 PathProgramCache]: Analyzing trace with hash -1853144979, now seen corresponding path program 1 times [2024-11-16 01:16:39,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:16:39,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137137395] [2024-11-16 01:16:39,987 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:16:39,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:16:39,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:16:39,989 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:16:39,989 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:16:39,989 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 22 is hopeless, skipping. [2024-11-16 01:16:39,989 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 28 is hopeless, skipping. [2024-11-16 01:16:39,989 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:16:39,989 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:39,990 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-11-16 01:16:39,990 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:39,990 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-16 01:16:39,990 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:39,990 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 01:16:39,990 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:39,990 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-16 01:16:39,990 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:39,990 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 01:16:39,990 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:39,990 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-11-16 01:16:39,990 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:39,990 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 01:16:39,990 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:16:39,990 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 66 is hopeless, skipping. [2024-11-16 01:16:39,990 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 118 [2024-11-16 01:16:39,990 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:16:39,990 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:16:39,990 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:16:39,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:16:39,991 INFO L85 PathProgramCache]: Analyzing trace with hash 2122016694, now seen corresponding path program 10 times [2024-11-16 01:16:39,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:16:39,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537327974] [2024-11-16 01:16:39,991 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:16:39,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:16:40,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:16:41,982 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 0 proven. 384 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-16 01:16:41,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:16:41,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537327974] [2024-11-16 01:16:41,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537327974] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:16:41,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1546371433] [2024-11-16 01:16:41,983 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-16 01:16:41,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:16:41,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:16:41,985 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 01:16:41,986 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 01:16:42,032 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-16 01:16:42,032 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:16:42,033 INFO L256 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 98 conjuncts are in the unsatisfiable core [2024-11-16 01:16:42,035 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:16:44,720 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 20 proven. 371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:16:44,720 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:16:48,440 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:16:48,440 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 01:16:52,553 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 65 proven. 326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:16:52,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1546371433] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:16:52,553 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:16:52,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 28, 28] total 72 [2024-11-16 01:16:52,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871075075] [2024-11-16 01:16:52,553 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:16:52,554 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2024-11-16 01:16:52,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:16:52,555 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2024-11-16 01:16:52,556 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=560, Invalid=4696, Unknown=0, NotChecked=0, Total=5256 [2024-11-16 01:16:52,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:16:52,556 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:16:52,556 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 73 states have (on average 4.410958904109589) internal successors, (322), 72 states have internal predecessors, (322), 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 01:16:52,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:16:52,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:16:52,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:16:52,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:16:52,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:16:52,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:16:52,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:16:52,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:16:52,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:16:52,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-11-16 01:16:52,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-11-16 01:16:52,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-11-16 01:16:52,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2024-11-16 01:16:52,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:17:12,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:17:12,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:17:12,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:17:12,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:17:12,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:17:12,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:17:12,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:17:12,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:17:12,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:17:12,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-11-16 01:17:12,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-11-16 01:17:12,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-11-16 01:17:12,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2024-11-16 01:17:12,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-11-16 01:17:12,218 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-11-16 01:17:12,401 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:17:12,402 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 01:17:12,402 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:17:12,402 INFO L132 ounterexampleChecker]: Examining path program with hash -371168390, occurence #3 [2024-11-16 01:17:12,402 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:17:12,402 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-11-16 01:17:12,402 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:12,402 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:17:12,402 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:12,402 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 01:17:12,402 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:12,402 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:17:12,412 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:17:12,412 INFO L85 PathProgramCache]: Analyzing trace with hash 822024041, now seen corresponding path program 1 times [2024-11-16 01:17:12,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:17:12,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130746702] [2024-11-16 01:17:12,412 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:17:12,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:17:12,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:17:12,414 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:17:12,414 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:17:12,414 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:17:12,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:17:12,425 INFO L85 PathProgramCache]: Analyzing trace with hash -1853144391, now seen corresponding path program 1 times [2024-11-16 01:17:12,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:17:12,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454850240] [2024-11-16 01:17:12,425 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:17:12,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:17:12,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:17:12,428 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:17:12,428 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:17:12,428 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 22 is hopeless, skipping. [2024-11-16 01:17:12,428 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 28 is hopeless, skipping. [2024-11-16 01:17:12,428 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:17:12,428 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:12,428 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-11-16 01:17:12,428 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:12,428 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-16 01:17:12,428 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:12,428 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 01:17:12,428 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:12,428 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-16 01:17:12,428 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:12,428 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 01:17:12,428 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:12,429 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-11-16 01:17:12,429 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:12,429 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 01:17:12,429 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:12,429 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 66 is hopeless, skipping. [2024-11-16 01:17:12,429 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 124 [2024-11-16 01:17:12,429 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:17:12,429 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:17:12,429 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:17:12,429 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:17:12,429 INFO L85 PathProgramCache]: Analyzing trace with hash -894797860, now seen corresponding path program 11 times [2024-11-16 01:17:12,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:17:12,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153882407] [2024-11-16 01:17:12,430 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:17:12,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:17:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:17:14,583 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 433 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-16 01:17:14,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:17:14,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153882407] [2024-11-16 01:17:14,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153882407] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:17:14,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1087634183] [2024-11-16 01:17:14,584 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-16 01:17:14,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:17:14,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:17:14,586 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 01:17:14,586 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 01:17:14,642 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2024-11-16 01:17:14,642 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:17:14,644 INFO L256 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 107 conjuncts are in the unsatisfiable core [2024-11-16 01:17:14,645 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:17:17,750 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 20 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:17:17,750 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:17:20,969 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,970 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,970 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,971 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,971 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,972 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,973 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,974 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,976 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,977 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,977 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,977 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,978 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,978 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,978 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,979 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,979 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,980 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,988 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,989 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,989 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,989 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,990 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,991 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,991 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,996 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:20,999 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,000 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,000 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,002 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,002 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,004 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,005 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,005 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,007 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,009 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,009 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,009 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,010 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,011 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,011 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,011 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,012 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,013 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,015 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,015 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,016 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,016 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,017 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,019 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,027 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,028 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,029 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,033 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,034 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,034 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,035 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,035 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,036 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,036 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,039 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,039 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,040 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,040 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,041 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,041 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,042 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,044 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,045 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,047 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,048 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,051 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,052 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,053 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,055 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,056 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,057 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,058 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:21,625 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:17:21,626 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 01:17:22,631 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 54 proven. 386 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:17:22,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1087634183] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:17:22,632 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:17:22,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 30, 30] total 79 [2024-11-16 01:17:22,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568654885] [2024-11-16 01:17:22,632 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:17:22,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 80 states [2024-11-16 01:17:22,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:17:22,634 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2024-11-16 01:17:22,635 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=654, Invalid=5666, Unknown=0, NotChecked=0, Total=6320 [2024-11-16 01:17:22,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:17:22,635 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:17:22,635 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 80 states, 80 states have (on average 4.2625) internal successors, (341), 79 states have internal predecessors, (341), 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 01:17:22,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:17:22,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:17:22,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:17:22,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:17:22,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:17:22,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:17:22,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:17:22,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:17:22,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:17:22,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-11-16 01:17:22,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-11-16 01:17:22,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-11-16 01:17:22,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2024-11-16 01:17:22,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-11-16 01:17:22,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:17:47,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:17:47,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:17:47,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:17:47,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:17:47,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:17:47,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:17:47,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:17:47,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:17:47,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:17:47,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-11-16 01:17:47,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-11-16 01:17:47,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-11-16 01:17:47,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2024-11-16 01:17:47,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-11-16 01:17:47,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 203 states. [2024-11-16 01:17:47,405 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 01:17:47,593 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24 [2024-11-16 01:17:47,594 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 01:17:47,594 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:17:47,594 INFO L132 ounterexampleChecker]: Examining path program with hash 461846766, occurence #4 [2024-11-16 01:17:47,594 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:17:47,594 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-11-16 01:17:47,594 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:47,594 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:17:47,594 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:47,594 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 01:17:47,594 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:47,594 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:17:47,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:17:47,605 INFO L85 PathProgramCache]: Analyzing trace with hash 822024697, now seen corresponding path program 1 times [2024-11-16 01:17:47,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:17:47,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577390694] [2024-11-16 01:17:47,605 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:17:47,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:17:47,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:17:47,606 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:17:47,607 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:17:47,607 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:17:47,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:17:47,616 INFO L85 PathProgramCache]: Analyzing trace with hash -1853143735, now seen corresponding path program 1 times [2024-11-16 01:17:47,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:17:47,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176687479] [2024-11-16 01:17:47,616 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:17:47,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:17:47,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:17:47,619 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:17:47,619 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:17:47,619 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 22 is hopeless, skipping. [2024-11-16 01:17:47,619 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 28 is hopeless, skipping. [2024-11-16 01:17:47,619 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:17:47,619 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:47,619 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-11-16 01:17:47,619 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:47,619 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-16 01:17:47,619 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:47,619 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 01:17:47,619 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:47,619 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-16 01:17:47,619 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:47,619 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 01:17:47,620 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:47,620 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-11-16 01:17:47,620 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:47,620 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 01:17:47,620 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:47,620 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 67 [2024-11-16 01:17:47,620 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:47,620 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 01:17:47,620 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:17:47,620 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 74 is hopeless, skipping. [2024-11-16 01:17:47,620 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 138 [2024-11-16 01:17:47,620 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:17:47,620 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:17:47,620 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:17:47,621 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:17:47,621 INFO L85 PathProgramCache]: Analyzing trace with hash -1493916678, now seen corresponding path program 12 times [2024-11-16 01:17:47,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:17:47,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083647218] [2024-11-16 01:17:47,621 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:17:47,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:17:47,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:17:50,314 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 0 proven. 559 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-16 01:17:50,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:17:50,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083647218] [2024-11-16 01:17:50,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2083647218] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:17:50,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [953744733] [2024-11-16 01:17:50,315 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-16 01:17:50,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:17:50,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:17:50,317 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 01:17:50,317 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 01:17:50,377 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2024-11-16 01:17:50,378 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:17:50,379 INFO L256 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 115 conjuncts are in the unsatisfiable core [2024-11-16 01:17:50,381 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:17:54,343 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 20 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:17:54,344 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:17:58,205 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,205 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,206 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,207 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,207 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,209 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,210 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,210 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,212 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,213 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,213 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,214 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,214 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,214 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,215 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,215 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,216 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,216 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,216 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,218 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,219 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,219 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,220 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,220 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,221 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,221 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,222 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,235 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,239 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,239 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,239 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,240 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,241 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,242 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,244 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,244 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,244 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,245 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,247 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,248 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,249 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,249 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,249 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,250 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,251 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,251 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,251 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,252 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,253 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,254 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,254 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,254 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,255 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,256 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,256 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,259 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,264 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,265 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,266 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,267 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,276 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,277 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,277 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,278 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,279 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,280 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,282 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,282 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,283 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,283 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,288 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,288 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,288 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,289 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,289 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,289 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,290 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,291 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,291 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,292 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,294 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,295 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,297 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,298 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,300 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,301 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,302 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,304 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,305 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,306 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,307 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-16 01:17:58,307 INFO L224 Elim1Store]: Index analysis took 103 ms [2024-11-16 01:17:58,992 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:17:58,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 273 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 105 case distinctions, treesize of input 270 treesize of output 1130 [2024-11-16 01:18:00,107 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 101 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:18:00,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [953744733] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:18:00,107 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:18:00,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 32, 32] total 85 [2024-11-16 01:18:00,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679752535] [2024-11-16 01:18:00,108 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:18:00,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2024-11-16 01:18:00,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:18:00,109 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2024-11-16 01:18:00,111 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=741, Invalid=6569, Unknown=0, NotChecked=0, Total=7310 [2024-11-16 01:18:00,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:18:00,111 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:18:00,111 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 4.453488372093023) internal successors, (383), 85 states have internal predecessors, (383), 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 01:18:00,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:18:00,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:18:00,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:18:00,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:18:00,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:18:00,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:18:00,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:18:00,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:18:00,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:18:00,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-11-16 01:18:00,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-11-16 01:18:00,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-11-16 01:18:00,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2024-11-16 01:18:00,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-11-16 01:18:00,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 203 states. [2024-11-16 01:18:00,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:18:31,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:18:31,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:18:31,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:18:31,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:18:31,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:18:31,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:18:31,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:18:31,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:18:31,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:18:31,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-11-16 01:18:31,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-11-16 01:18:31,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-11-16 01:18:31,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2024-11-16 01:18:31,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-11-16 01:18:31,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 203 states. [2024-11-16 01:18:31,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2024-11-16 01:18:31,854 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 01:18:32,041 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27 [2024-11-16 01:18:32,042 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 01:18:32,042 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:18:32,042 INFO L132 ounterexampleChecker]: Examining path program with hash -371168390, occurence #4 [2024-11-16 01:18:32,042 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:18:32,042 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-11-16 01:18:32,042 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:32,042 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:18:32,042 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:32,042 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 01:18:32,042 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:32,042 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:18:32,054 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:18:32,054 INFO L85 PathProgramCache]: Analyzing trace with hash 822025417, now seen corresponding path program 1 times [2024-11-16 01:18:32,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:18:32,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121325727] [2024-11-16 01:18:32,054 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:18:32,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:18:32,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:18:32,056 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:18:32,056 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:18:32,056 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:18:32,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:18:32,067 INFO L85 PathProgramCache]: Analyzing trace with hash -1853143015, now seen corresponding path program 1 times [2024-11-16 01:18:32,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:18:32,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75937618] [2024-11-16 01:18:32,068 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:18:32,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:18:32,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:18:32,070 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:18:32,070 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:18:32,070 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 22 is hopeless, skipping. [2024-11-16 01:18:32,070 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 28 is hopeless, skipping. [2024-11-16 01:18:32,070 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:18:32,070 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:32,070 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-11-16 01:18:32,070 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:32,070 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-16 01:18:32,070 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:32,070 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 01:18:32,070 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:32,070 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-16 01:18:32,071 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:32,071 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 01:18:32,071 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:32,071 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-11-16 01:18:32,071 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:32,071 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 01:18:32,071 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:32,071 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 67 [2024-11-16 01:18:32,071 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:32,071 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 01:18:32,071 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:18:32,071 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 74 is hopeless, skipping. [2024-11-16 01:18:32,071 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 144 [2024-11-16 01:18:32,071 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:18:32,071 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:18:32,071 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:18:32,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:18:32,072 INFO L85 PathProgramCache]: Analyzing trace with hash -143757024, now seen corresponding path program 13 times [2024-11-16 01:18:32,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:18:32,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150702416] [2024-11-16 01:18:32,072 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:18:32,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:18:32,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:18:35,166 INFO L134 CoverageAnalysis]: Checked inductivity of 626 backedges. 1 proven. 619 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-16 01:18:35,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:18:35,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150702416] [2024-11-16 01:18:35,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150702416] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:18:35,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [721730763] [2024-11-16 01:18:35,166 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-16 01:18:35,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:18:35,166 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:18:35,168 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 01:18:35,169 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 01:18:35,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:18:35,226 INFO L256 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 122 conjuncts are in the unsatisfiable core [2024-11-16 01:18:35,227 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:18:39,857 INFO L134 CoverageAnalysis]: Checked inductivity of 626 backedges. 20 proven. 606 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:18:39,857 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:18:46,593 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:18:46,594 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 01:18:54,082 INFO L134 CoverageAnalysis]: Checked inductivity of 626 backedges. 87 proven. 539 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:18:54,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [721730763] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:18:54,083 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:18:54,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 34, 34] total 91 [2024-11-16 01:18:54,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977476844] [2024-11-16 01:18:54,083 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:18:54,083 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 92 states [2024-11-16 01:18:54,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:18:54,084 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 92 interpolants. [2024-11-16 01:18:54,085 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=796, Invalid=7576, Unknown=0, NotChecked=0, Total=8372 [2024-11-16 01:18:54,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:18:54,086 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:18:54,086 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 92 states, 92 states have (on average 4.358695652173913) internal successors, (401), 91 states have internal predecessors, (401), 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 01:18:54,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:18:54,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:18:54,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:18:54,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:18:54,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:18:54,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:18:54,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:18:54,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:18:54,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:18:54,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-11-16 01:18:54,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-11-16 01:18:54,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-11-16 01:18:54,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2024-11-16 01:18:54,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-11-16 01:18:54,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 203 states. [2024-11-16 01:18:54,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2024-11-16 01:18:54,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:19:29,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:19:29,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:19:29,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:19:29,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:19:29,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:19:29,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:19:29,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:19:29,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:19:29,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:19:29,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-11-16 01:19:29,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-11-16 01:19:29,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-11-16 01:19:29,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2024-11-16 01:19:29,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-11-16 01:19:29,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 203 states. [2024-11-16 01:19:29,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2024-11-16 01:19:29,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2024-11-16 01:19:29,350 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 01:19:29,538 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,17 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30,SelfDestructingSolverStorable28 [2024-11-16 01:19:29,538 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 01:19:29,538 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:19:29,539 INFO L132 ounterexampleChecker]: Examining path program with hash 461846766, occurence #5 [2024-11-16 01:19:29,539 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:19:29,539 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-11-16 01:19:29,539 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:29,539 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:19:29,539 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:29,539 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 01:19:29,539 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:29,539 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:19:29,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:19:29,549 INFO L85 PathProgramCache]: Analyzing trace with hash 822026205, now seen corresponding path program 1 times [2024-11-16 01:19:29,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:19:29,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766128145] [2024-11-16 01:19:29,549 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:19:29,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:19:29,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:19:29,551 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:19:29,551 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:19:29,551 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:19:29,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:19:29,560 INFO L85 PathProgramCache]: Analyzing trace with hash -1853142227, now seen corresponding path program 1 times [2024-11-16 01:19:29,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:19:29,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255230095] [2024-11-16 01:19:29,560 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:19:29,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:19:29,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:19:29,562 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:19:29,562 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:19:29,562 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 22 is hopeless, skipping. [2024-11-16 01:19:29,562 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 28 is hopeless, skipping. [2024-11-16 01:19:29,562 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:19:29,562 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:29,562 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-11-16 01:19:29,562 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:29,562 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-16 01:19:29,562 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:29,562 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 01:19:29,562 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:29,562 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-16 01:19:29,562 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:29,562 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 01:19:29,562 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:29,562 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-11-16 01:19:29,563 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:29,563 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 01:19:29,563 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:29,563 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 67 [2024-11-16 01:19:29,563 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:29,563 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 01:19:29,563 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:29,563 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-11-16 01:19:29,563 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:29,563 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-16 01:19:29,563 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:19:29,563 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 82 is hopeless, skipping. [2024-11-16 01:19:29,563 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 158 [2024-11-16 01:19:29,563 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:19:29,563 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:19:29,563 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:19:29,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:19:29,563 INFO L85 PathProgramCache]: Analyzing trace with hash 366566974, now seen corresponding path program 14 times [2024-11-16 01:19:29,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:19:29,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082869914] [2024-11-16 01:19:29,563 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:19:29,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:19:29,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:19:33,142 INFO L134 CoverageAnalysis]: Checked inductivity of 777 backedges. 0 proven. 770 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-16 01:19:33,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:19:33,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082869914] [2024-11-16 01:19:33,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2082869914] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:19:33,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [261102283] [2024-11-16 01:19:33,143 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-16 01:19:33,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:19:33,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:19:33,145 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 01:19:33,145 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 01:19:33,205 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-16 01:19:33,205 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:19:33,207 INFO L256 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 130 conjuncts are in the unsatisfiable core [2024-11-16 01:19:33,208 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:19:38,615 INFO L134 CoverageAnalysis]: Checked inductivity of 777 backedges. 20 proven. 757 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:19:38,616 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:19:46,672 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:19:46,673 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 32 select indices, 32 select index equivalence classes, 0 disjoint index pairs (out of 496 index pairs), introduced 32 new quantified variables, introduced 496 case distinctions, treesize of input 308 treesize of output 2650 [2024-11-16 01:19:59,222 INFO L134 CoverageAnalysis]: Checked inductivity of 777 backedges. 145 proven. 632 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:19:59,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [261102283] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:19:59,223 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:19:59,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 36, 36] total 96 [2024-11-16 01:19:59,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985331048] [2024-11-16 01:19:59,223 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:19:59,223 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 97 states [2024-11-16 01:19:59,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:19:59,224 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 97 interpolants. [2024-11-16 01:19:59,225 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=929, Invalid=8383, Unknown=0, NotChecked=0, Total=9312 [2024-11-16 01:19:59,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:19:59,225 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:19:59,226 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 97 states, 97 states have (on average 4.556701030927835) internal successors, (442), 96 states have internal predecessors, (442), 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 01:19:59,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:19:59,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:19:59,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:19:59,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:19:59,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:19:59,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:19:59,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:19:59,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:19:59,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:19:59,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-11-16 01:19:59,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-11-16 01:19:59,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-11-16 01:19:59,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2024-11-16 01:19:59,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-11-16 01:19:59,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 203 states. [2024-11-16 01:19:59,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2024-11-16 01:19:59,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2024-11-16 01:19:59,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:20:40,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:20:40,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:20:40,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:20:40,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:20:40,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:20:40,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:20:40,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:20:40,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:20:40,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:20:40,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-11-16 01:20:40,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-11-16 01:20:40,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-11-16 01:20:40,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2024-11-16 01:20:40,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-11-16 01:20:40,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 203 states. [2024-11-16 01:20:40,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2024-11-16 01:20:40,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2024-11-16 01:20:40,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 263 states. [2024-11-16 01:20:40,920 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 01:20:41,108 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33,18 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:20:41,108 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 01:20:41,108 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:20:41,108 INFO L132 ounterexampleChecker]: Examining path program with hash -371168390, occurence #5 [2024-11-16 01:20:41,109 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:20:41,109 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-11-16 01:20:41,109 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:41,109 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:20:41,109 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:41,109 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 01:20:41,109 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:41,109 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:20:41,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:20:41,119 INFO L85 PathProgramCache]: Analyzing trace with hash 822027057, now seen corresponding path program 1 times [2024-11-16 01:20:41,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:20:41,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694086990] [2024-11-16 01:20:41,119 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:20:41,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:20:41,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:20:41,120 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:20:41,120 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:20:41,120 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:20:41,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:20:41,130 INFO L85 PathProgramCache]: Analyzing trace with hash -1853141375, now seen corresponding path program 1 times [2024-11-16 01:20:41,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:20:41,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100841556] [2024-11-16 01:20:41,130 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:20:41,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:20:41,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:20:41,131 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:20:41,131 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:20:41,131 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 22 is hopeless, skipping. [2024-11-16 01:20:41,131 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 28 is hopeless, skipping. [2024-11-16 01:20:41,131 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:20:41,131 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:41,131 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-11-16 01:20:41,131 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:41,131 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-16 01:20:41,132 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:41,132 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 01:20:41,132 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:41,132 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-16 01:20:41,132 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:41,132 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 01:20:41,132 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:41,132 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-11-16 01:20:41,132 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:41,132 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 01:20:41,132 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:41,132 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 67 [2024-11-16 01:20:41,132 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:41,132 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 01:20:41,132 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:41,132 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-11-16 01:20:41,132 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:41,132 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-16 01:20:41,132 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:20:41,133 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 82 is hopeless, skipping. [2024-11-16 01:20:41,133 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 164 [2024-11-16 01:20:41,133 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:20:41,133 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:20:41,133 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:20:41,133 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:20:41,133 INFO L85 PathProgramCache]: Analyzing trace with hash -7903132, now seen corresponding path program 15 times [2024-11-16 01:20:41,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:20:41,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070087098] [2024-11-16 01:20:41,133 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:20:41,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:20:41,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:20:44,879 INFO L134 CoverageAnalysis]: Checked inductivity of 848 backedges. 0 proven. 841 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-16 01:20:44,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:20:44,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070087098] [2024-11-16 01:20:44,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070087098] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:20:44,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1282176770] [2024-11-16 01:20:44,879 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-16 01:20:44,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:20:44,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:20:44,881 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 01:20:44,882 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 01:20:44,949 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 14 check-sat command(s) [2024-11-16 01:20:44,949 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:20:44,952 INFO L256 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 138 conjuncts are in the unsatisfiable core [2024-11-16 01:20:44,954 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:20:51,203 INFO L134 CoverageAnalysis]: Checked inductivity of 848 backedges. 20 proven. 828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:20:51,203 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:21:00,838 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:21:00,839 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 01:21:15,630 INFO L134 CoverageAnalysis]: Checked inductivity of 848 backedges. 128 proven. 720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:21:15,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1282176770] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:21:15,630 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:21:15,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 38, 38] total 102 [2024-11-16 01:21:15,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379602912] [2024-11-16 01:21:15,630 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:21:15,631 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 103 states [2024-11-16 01:21:15,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:21:15,632 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 103 interpolants. [2024-11-16 01:21:15,634 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=958, Invalid=9548, Unknown=0, NotChecked=0, Total=10506 [2024-11-16 01:21:15,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:21:15,634 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:21:15,635 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 103 states, 103 states have (on average 4.504854368932039) internal successors, (464), 102 states have internal predecessors, (464), 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 01:21:15,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:21:15,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:21:15,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:21:15,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:21:15,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:21:15,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:21:15,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:21:15,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:21:15,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:21:15,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-11-16 01:21:15,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-11-16 01:21:15,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-11-16 01:21:15,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2024-11-16 01:21:15,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-11-16 01:21:15,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 203 states. [2024-11-16 01:21:15,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2024-11-16 01:21:15,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2024-11-16 01:21:15,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 263 states. [2024-11-16 01:21:15,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:22:04,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:22:04,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:22:04,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:22:04,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:22:04,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:22:04,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:22:04,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:22:04,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:22:04,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:22:04,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-11-16 01:22:04,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-11-16 01:22:04,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-11-16 01:22:04,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2024-11-16 01:22:04,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-11-16 01:22:04,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 203 states. [2024-11-16 01:22:04,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2024-11-16 01:22:04,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2024-11-16 01:22:04,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 263 states. [2024-11-16 01:22:04,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 283 states. [2024-11-16 01:22:04,300 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 01:22:04,488 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,19 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35,SelfDestructingSolverStorable36 [2024-11-16 01:22:04,488 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 01:22:04,488 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:22:04,488 INFO L132 ounterexampleChecker]: Examining path program with hash 461846766, occurence #6 [2024-11-16 01:22:04,488 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:22:04,488 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-11-16 01:22:04,488 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:04,488 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:22:04,488 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:04,489 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 01:22:04,489 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:04,489 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:22:04,498 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:22:04,498 INFO L85 PathProgramCache]: Analyzing trace with hash 822027977, now seen corresponding path program 1 times [2024-11-16 01:22:04,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:22:04,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664488747] [2024-11-16 01:22:04,499 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:22:04,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:22:04,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:22:04,500 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:22:04,500 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:22:04,500 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:22:04,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:22:04,509 INFO L85 PathProgramCache]: Analyzing trace with hash -1853140455, now seen corresponding path program 1 times [2024-11-16 01:22:04,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:22:04,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810122775] [2024-11-16 01:22:04,509 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:22:04,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:22:04,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:22:04,511 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:22:04,511 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:22:04,511 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 22 is hopeless, skipping. [2024-11-16 01:22:04,511 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 28 is hopeless, skipping. [2024-11-16 01:22:04,511 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:22:04,511 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:04,511 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-11-16 01:22:04,511 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:04,511 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-16 01:22:04,511 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:04,511 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 01:22:04,511 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:04,511 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-16 01:22:04,511 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:04,511 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 01:22:04,511 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:04,511 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-11-16 01:22:04,511 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:04,512 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 01:22:04,512 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:04,512 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 67 [2024-11-16 01:22:04,512 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:04,512 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 01:22:04,512 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:04,512 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-11-16 01:22:04,512 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:04,512 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-16 01:22:04,512 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:04,512 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 83 [2024-11-16 01:22:04,512 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:04,512 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 87 [2024-11-16 01:22:04,512 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:22:04,512 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 90 is hopeless, skipping. [2024-11-16 01:22:04,512 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 178 [2024-11-16 01:22:04,512 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:22:04,512 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:22:04,512 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:22:04,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:22:04,513 INFO L85 PathProgramCache]: Analyzing trace with hash 1783797378, now seen corresponding path program 16 times [2024-11-16 01:22:04,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:22:04,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150169349] [2024-11-16 01:22:04,513 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:22:04,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:22:04,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:22:09,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 1017 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-16 01:22:09,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:22:09,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150169349] [2024-11-16 01:22:09,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150169349] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:22:09,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1125196344] [2024-11-16 01:22:09,118 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-16 01:22:09,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:22:09,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:22:09,120 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 01:22:09,121 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 01:22:09,186 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-16 01:22:09,187 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:22:09,189 INFO L256 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 146 conjuncts are in the unsatisfiable core [2024-11-16 01:22:09,191 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:22:16,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 20 proven. 1004 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:22:16,786 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:22:28,235 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 01:22:28,236 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 01:22:45,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 197 proven. 827 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:22:45,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1125196344] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:22:45,402 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:22:45,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 40, 40] total 108 [2024-11-16 01:22:45,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009058174] [2024-11-16 01:22:45,402 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:22:45,402 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 109 states [2024-11-16 01:22:45,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:22:45,403 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 109 interpolants. [2024-11-16 01:22:45,405 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1078, Invalid=10694, Unknown=0, NotChecked=0, Total=11772 [2024-11-16 01:22:45,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:22:45,405 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:22:45,405 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 109 states, 109 states have (on average 4.605504587155964) internal successors, (502), 108 states have internal predecessors, (502), 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 01:22:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:22:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:22:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:22:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:22:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:22:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:22:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:22:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:22:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:22:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-11-16 01:22:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-11-16 01:22:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-11-16 01:22:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2024-11-16 01:22:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-11-16 01:22:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 203 states. [2024-11-16 01:22:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2024-11-16 01:22:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2024-11-16 01:22:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 263 states. [2024-11-16 01:22:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 283 states. [2024-11-16 01:22:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:23:45,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:23:45,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:23:45,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:23:45,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:23:45,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:23:45,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:23:45,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:23:45,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:23:45,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:23:45,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-11-16 01:23:45,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-11-16 01:23:45,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-11-16 01:23:45,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2024-11-16 01:23:45,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-11-16 01:23:45,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 203 states. [2024-11-16 01:23:45,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2024-11-16 01:23:45,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2024-11-16 01:23:45,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 263 states. [2024-11-16 01:23:45,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 283 states. [2024-11-16 01:23:45,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2024-11-16 01:23:45,416 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 01:23:45,604 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,SelfDestructingSolverStorable37,SelfDestructingSolverStorable38,SelfDestructingSolverStorable39 [2024-11-16 01:23:45,605 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 01:23:45,605 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:23:45,605 INFO L132 ounterexampleChecker]: Examining path program with hash -371168390, occurence #6 [2024-11-16 01:23:45,605 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:23:45,605 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-11-16 01:23:45,605 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:45,605 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:23:45,605 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:45,605 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 01:23:45,605 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:45,605 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:23:45,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:23:45,616 INFO L85 PathProgramCache]: Analyzing trace with hash 822028961, now seen corresponding path program 1 times [2024-11-16 01:23:45,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:23:45,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712140065] [2024-11-16 01:23:45,616 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:23:45,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:23:45,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:23:45,617 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:23:45,617 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:23:45,617 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:23:45,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:23:45,626 INFO L85 PathProgramCache]: Analyzing trace with hash -1853139471, now seen corresponding path program 1 times [2024-11-16 01:23:45,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:23:45,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033065578] [2024-11-16 01:23:45,626 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:23:45,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:23:45,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:23:45,628 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:23:45,628 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:23:45,628 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 22 is hopeless, skipping. [2024-11-16 01:23:45,628 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 28 is hopeless, skipping. [2024-11-16 01:23:45,628 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:23:45,629 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:45,629 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-11-16 01:23:45,629 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:45,629 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-16 01:23:45,629 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:45,629 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 01:23:45,629 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:45,629 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-16 01:23:45,629 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:45,629 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 01:23:45,629 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:45,629 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-11-16 01:23:45,629 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:45,629 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 01:23:45,629 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:45,629 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 67 [2024-11-16 01:23:45,629 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:45,630 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 01:23:45,630 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:45,630 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-11-16 01:23:45,630 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:45,630 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-16 01:23:45,630 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:45,630 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 83 [2024-11-16 01:23:45,630 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:45,630 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 87 [2024-11-16 01:23:45,630 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:23:45,630 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 90 is hopeless, skipping. [2024-11-16 01:23:45,630 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 184 [2024-11-16 01:23:45,630 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:23:45,630 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:23:45,630 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:23:45,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:23:45,631 INFO L85 PathProgramCache]: Analyzing trace with hash -1084334680, now seen corresponding path program 17 times [2024-11-16 01:23:45,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:23:45,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888057894] [2024-11-16 01:23:45,631 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:23:45,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:23:45,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:23:50,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1106 backedges. 0 proven. 1099 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-16 01:23:50,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:23:50,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888057894] [2024-11-16 01:23:50,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888057894] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:23:50,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1297802895] [2024-11-16 01:23:50,001 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-16 01:23:50,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:23:50,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:23:50,003 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 01:23:50,004 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 01:23:50,098 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2024-11-16 01:23:50,098 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:23:50,100 INFO L256 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 158 conjuncts are in the unsatisfiable core [2024-11-16 01:23:50,102 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 01:23:58,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1106 backedges. 20 proven. 1086 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:23:58,845 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 01:24:24,385 WARN L286 SmtUtils]: Spent 16.12s on a formula simplification. DAG size of input: 1527 DAG size of output: 1391 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-11-16 01:24:24,386 INFO L349 Elim1Store]: treesize reduction 288, result has 93.4 percent of original size [2024-11-16 01:24:24,387 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 378 treesize of output 4196 [2024-11-16 01:26:32,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1106 backedges. 177 proven. 929 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 01:26:32,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1297802895] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 01:26:32,465 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 01:26:32,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 42, 44] total 116 [2024-11-16 01:26:32,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915664792] [2024-11-16 01:26:32,465 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 01:26:32,465 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 117 states [2024-11-16 01:26:32,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 01:26:32,467 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 117 interpolants. [2024-11-16 01:26:32,468 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1185, Invalid=12387, Unknown=0, NotChecked=0, Total=13572 [2024-11-16 01:26:32,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:26:32,468 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 01:26:32,468 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 117 states, 117 states have (on average 4.444444444444445) internal successors, (520), 116 states have internal predecessors, (520), 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 01:26:32,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:26:32,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:26:32,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:26:32,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:26:32,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:26:32,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:26:32,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:26:32,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:26:32,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:26:32,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-11-16 01:26:32,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-11-16 01:26:32,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-11-16 01:26:32,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2024-11-16 01:26:32,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-11-16 01:26:32,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 203 states. [2024-11-16 01:26:32,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2024-11-16 01:26:32,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2024-11-16 01:26:32,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 263 states. [2024-11-16 01:26:32,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 283 states. [2024-11-16 01:26:32,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2024-11-16 01:26:32,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 01:28:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 01:28:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 01:28:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 01:28:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:28:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 01:28:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 01:28:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-16 01:28:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-16 01:28:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-11-16 01:28:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-11-16 01:28:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-11-16 01:28:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-11-16 01:28:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2024-11-16 01:28:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-11-16 01:28:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 203 states. [2024-11-16 01:28:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2024-11-16 01:28:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2024-11-16 01:28:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 263 states. [2024-11-16 01:28:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 283 states. [2024-11-16 01:28:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2024-11-16 01:28:10,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 343 states. [2024-11-16 01:28:10,684 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 01:28:10,872 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,SelfDestructingSolverStorable41,SelfDestructingSolverStorable42,21 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:28:10,872 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 01:28:10,872 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 01:28:10,873 INFO L132 ounterexampleChecker]: Examining path program with hash 461846766, occurence #7 [2024-11-16 01:28:10,873 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 01:28:10,873 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-11-16 01:28:10,873 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:10,873 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2024-11-16 01:28:10,873 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:10,873 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 01:28:10,873 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:10,873 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-11-16 01:28:10,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:28:10,883 INFO L85 PathProgramCache]: Analyzing trace with hash 822030083, now seen corresponding path program 1 times [2024-11-16 01:28:10,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:28:10,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986637533] [2024-11-16 01:28:10,883 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:28:10,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:28:10,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:28:10,884 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:28:10,884 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:28:10,884 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 01:28:10,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:28:10,894 INFO L85 PathProgramCache]: Analyzing trace with hash -1853138349, now seen corresponding path program 1 times [2024-11-16 01:28:10,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 01:28:10,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605571001] [2024-11-16 01:28:10,894 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:28:10,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:28:10,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 01:28:10,895 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-16 01:28:10,895 INFO L169 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-16 01:28:10,895 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 22 is hopeless, skipping. [2024-11-16 01:28:10,895 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 28 is hopeless, skipping. [2024-11-16 01:28:10,896 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 01:28:10,896 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:10,896 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-11-16 01:28:10,896 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:10,896 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-16 01:28:10,896 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:10,896 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 01:28:10,896 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:10,896 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-16 01:28:10,896 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:10,896 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 01:28:10,896 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:10,896 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-11-16 01:28:10,896 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:10,896 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 01:28:10,896 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:10,896 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 67 [2024-11-16 01:28:10,896 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:10,897 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 01:28:10,897 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:10,897 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-11-16 01:28:10,897 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:10,897 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-16 01:28:10,897 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:10,897 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 83 [2024-11-16 01:28:10,897 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:10,897 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 87 [2024-11-16 01:28:10,897 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:10,897 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 91 [2024-11-16 01:28:10,897 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:10,897 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-11-16 01:28:10,897 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 01:28:10,897 INFO L154 ounterexampleChecker]: Commutativity condition check at non-minimality point 98 is hopeless, skipping. [2024-11-16 01:28:10,897 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 198 [2024-11-16 01:28:10,897 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 01:28:10,897 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 01:28:10,897 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 01:28:10,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 01:28:10,898 INFO L85 PathProgramCache]: Analyzing trace with hash -150385466, now seen corresponding path program 18 times [2024-11-16 01:28:10,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 01:28:10,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000712101] [2024-11-16 01:28:10,898 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 01:28:10,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 01:28:10,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 01:28:16,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1307 backedges. 0 proven. 1300 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-16 01:28:16,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 01:28:16,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000712101] [2024-11-16 01:28:16,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2000712101] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 01:28:16,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [440592869] [2024-11-16 01:28:16,986 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-16 01:28:16,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 01:28:16,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 01:28:16,988 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 01:28:16,989 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 01:28:17,071 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 17 check-sat command(s) [2024-11-16 01:28:17,072 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 01:28:17,074 INFO L256 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 163 conjuncts are in the unsatisfiable core [2024-11-16 01:28:17,076 INFO L279 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2024-11-16 01:28:22,927 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 01:28:22,927 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-16 01:28:22,927 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 01:28:22,956 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2024-11-16 01:28:22,969 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 01:28:23,157 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable43,SelfDestructingSolverStorable44,SelfDestructingSolverStorable45 [2024-11-16 01:28:23,157 WARN L596 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 202 with TraceHistMax 36,while TraceCheckSpWp was constructing forward predicates,while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-21-1 term,while SimplifyDDA2 was simplifying 21 xjuncts wrt. a ATOM-1 context. [2024-11-16 01:28:23,158 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-11-16 01:28:23,159 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-11-16 01:28:23,159 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-11-16 01:28:23,170 INFO L422 BasicCegarLoop]: Path program histogram: [18, 3, 1] [2024-11-16 01:28:23,175 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-16 01:28:23,175 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-16 01:28:23,204 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 01:28:23,204 INFO L201 PluginConnector]: Adding new model send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 01:28:23 BasicIcfg [2024-11-16 01:28:23,205 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-16 01:28:23,205 INFO L158 Benchmark]: Toolchain (without parser) took 810447.31ms. Allocated memory was 100.7MB in the beginning and 2.5GB in the end (delta: 2.4GB). Free memory was 52.0MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2024-11-16 01:28:23,206 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.23ms. Allocated memory is still 100.7MB. Free memory is still 52.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-16 01:28:23,206 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.27ms. 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 01:28:23,206 INFO L158 Benchmark]: Boogie Preprocessor took 11.39ms. Allocated memory is still 100.7MB. Free memory was 50.8MB in the beginning and 50.2MB in the end (delta: 638.9kB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-16 01:28:23,206 INFO L158 Benchmark]: RCFGBuilder took 205.44ms. Allocated memory is still 100.7MB. Free memory was 50.2MB in the beginning and 40.8MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2024-11-16 01:28:23,206 INFO L158 Benchmark]: TraceAbstraction took 810207.91ms. Allocated memory was 100.7MB in the beginning and 2.5GB in the end (delta: 2.4GB). Free memory was 40.2MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2024-11-16 01:28:23,207 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 0.23ms. Allocated memory is still 100.7MB. Free memory is still 52.9MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 18.27ms. 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 11.39ms. Allocated memory is still 100.7MB. Free memory was 50.8MB in the beginning and 50.2MB in the end (delta: 638.9kB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 205.44ms. Allocated memory is still 100.7MB. Free memory was 50.2MB in the beginning and 40.8MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * TraceAbstraction took 810207.91ms. Allocated memory was 100.7MB in the beginning and 2.5GB in the end (delta: 2.4GB). Free memory was 40.2MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 1.1GB. 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: 1211884, independent: 635372, independent conditional: 635030, independent unconditional: 342, dependent: 576512, dependent conditional: 576504, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 716257, independent: 635372, independent conditional: 635030, independent unconditional: 342, dependent: 80885, dependent conditional: 80877, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 716257, independent: 635372, independent conditional: 635030, independent unconditional: 342, dependent: 80885, dependent conditional: 80877, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2092816, independent: 635372, independent conditional: 635030, independent unconditional: 342, dependent: 1457444, dependent conditional: 1457436, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2092816, independent: 635372, independent conditional: 4342, independent unconditional: 631030, dependent: 1457444, dependent conditional: 732436, dependent unconditional: 725008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2092816, independent: 635372, independent conditional: 4342, independent unconditional: 631030, dependent: 1457444, dependent conditional: 732436, dependent unconditional: 725008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4775, independent: 2065, independent conditional: 1753, independent unconditional: 312, dependent: 2710, dependent conditional: 2699, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4775, independent: 308, independent conditional: 0, independent unconditional: 308, dependent: 4467, dependent conditional: 0, dependent unconditional: 4467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4467, independent: 1757, independent conditional: 1753, independent unconditional: 4, dependent: 2710, dependent conditional: 2699, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4467, independent: 1757, independent conditional: 1753, independent unconditional: 4, dependent: 2710, dependent conditional: 2699, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 40098, independent: 14775, independent conditional: 14700, independent unconditional: 75, dependent: 25323, dependent conditional: 24935, dependent unconditional: 389, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 24, Protected Queries: 0 ], Cache Queries: [ total: 2092816, independent: 633307, independent conditional: 2589, independent unconditional: 630718, dependent: 1454734, dependent conditional: 729737, dependent unconditional: 724997, unknown: 4775, unknown conditional: 4452, unknown unconditional: 323] , Statistics on independence cache: Total cache size (in pairs): 4799, Positive cache size: 2089, Positive conditional cache size: 1777, Positive unconditional cache size: 312, Negative cache size: 2710, Negative conditional cache size: 2699, Negative unconditional cache size: 11, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1355688, Maximal queried relation: 21, Independence queries for same thread: 495627, Persistent sets #1 benchmarks: Persistent set computation time: 0.4s, Number of persistent set computation: 37, Number of trivial persistent sets: 24, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 350, independent: 342, independent conditional: 0, independent unconditional: 342, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1211884, independent: 635372, independent conditional: 635030, independent unconditional: 342, dependent: 576512, dependent conditional: 576504, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 716257, independent: 635372, independent conditional: 635030, independent unconditional: 342, dependent: 80885, dependent conditional: 80877, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 716257, independent: 635372, independent conditional: 635030, independent unconditional: 342, dependent: 80885, dependent conditional: 80877, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2092816, independent: 635372, independent conditional: 635030, independent unconditional: 342, dependent: 1457444, dependent conditional: 1457436, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2092816, independent: 635372, independent conditional: 4342, independent unconditional: 631030, dependent: 1457444, dependent conditional: 732436, dependent unconditional: 725008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2092816, independent: 635372, independent conditional: 4342, independent unconditional: 631030, dependent: 1457444, dependent conditional: 732436, dependent unconditional: 725008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4775, independent: 2065, independent conditional: 1753, independent unconditional: 312, dependent: 2710, dependent conditional: 2699, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4775, independent: 308, independent conditional: 0, independent unconditional: 308, dependent: 4467, dependent conditional: 0, dependent unconditional: 4467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4467, independent: 1757, independent conditional: 1753, independent unconditional: 4, dependent: 2710, dependent conditional: 2699, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4467, independent: 1757, independent conditional: 1753, independent unconditional: 4, dependent: 2710, dependent conditional: 2699, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 40098, independent: 14775, independent conditional: 14700, independent unconditional: 75, dependent: 25323, dependent conditional: 24935, dependent unconditional: 389, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 24, Protected Queries: 0 ], Cache Queries: [ total: 2092816, independent: 633307, independent conditional: 2589, independent unconditional: 630718, dependent: 1454734, dependent conditional: 729737, dependent unconditional: 724997, unknown: 4775, unknown conditional: 4452, unknown unconditional: 323] , Statistics on independence cache: Total cache size (in pairs): 4799, Positive cache size: 2089, Positive conditional cache size: 1777, Positive unconditional cache size: 312, Negative cache size: 2710, Negative conditional cache size: 2699, Negative unconditional cache size: 11, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1355688, Maximal queried relation: 21, Independence queries for same thread: 495627 - TimeoutResultAtElement [Line: 69]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 202 with TraceHistMax 36,while TraceCheckSpWp was constructing forward predicates,while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-21-1 term,while SimplifyDDA2 was simplifying 21 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 63]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 202 with TraceHistMax 36,while TraceCheckSpWp was constructing forward predicates,while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-21-1 term,while SimplifyDDA2 was simplifying 21 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 63]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 202 with TraceHistMax 36,while TraceCheckSpWp was constructing forward predicates,while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-21-1 term,while SimplifyDDA2 was simplifying 21 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 64]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 202 with TraceHistMax 36,while TraceCheckSpWp was constructing forward predicates,while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-21-1 term,while SimplifyDDA2 was simplifying 21 xjuncts wrt. a ATOM-1 context. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 45 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 810.0s, OverallIterations: 22, TraceHistogramMax: 0, PathProgramHistogramMax: 18, EmptinessCheckTime: 419.2s, 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: 2778, 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: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 372.7s InterpolantComputationTime, 3818 NumberOfCodeBlocks, 3818 NumberOfCodeBlocksAsserted, 120 NumberOfCheckSat, 5620 ConstructedInterpolants, 178 QuantifiedInterpolants, 352889 SizeOfPredicates, 72 NumberOfNonLiveVariables, 3944 ConjunctsInSsa, 1501 ConjunctsInUnsatCore, 58 InterpolantComputations, 3 PerfectInterpolantSequences, 1470/20630 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: 0.3s, ConditionCalculationTime: 0.2s, CommutingCounterexamples: 0, ConditionCalculations: 176, TraceChecks: 24, UnknownTraceChecks: 0, ImperfectProofs: 0, QuantifiedConditions: 0, FalseConditions: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown