/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf --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-dev-1c4755c-m [2024-12-17 01:02:39,297 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-17 01:02:39,346 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf [2024-12-17 01:02:39,349 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-17 01:02:39,349 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-17 01:02:39,366 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-17 01:02:39,367 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-17 01:02:39,367 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-17 01:02:39,367 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-17 01:02:39,367 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-17 01:02:39,367 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-17 01:02:39,368 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-17 01:02:39,368 INFO L153 SettingsManager]: * Use SBE=true [2024-12-17 01:02:39,368 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-17 01:02:39,368 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-17 01:02:39,368 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-17 01:02:39,368 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-17 01:02:39,368 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-17 01:02:39,368 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-17 01:02:39,368 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-17 01:02:39,368 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-17 01:02:39,368 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-17 01:02:39,368 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-17 01:02:39,368 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-17 01:02:39,368 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-17 01:02:39,368 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-17 01:02:39,368 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-17 01:02:39,369 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-17 01:02:39,369 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-17 01:02:39,369 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-17 01:02:39,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-12-17 01:02:39,369 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-17 01:02:39,369 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-17 01:02:39,369 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-17 01:02:39,370 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2024-12-17 01:02:39,370 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-17 01:02:39,370 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-17 01:02:39,370 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-12-17 01:02:39,371 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-17 01:02:39,371 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-17 01:02:39,371 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-12-17 01:02:39,371 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-12-17 01:02:39,371 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-12-17 01:02:39,371 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT [2024-12-17 01:02:39,571 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-17 01:02:39,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-17 01:02:39,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-17 01:02:39,580 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-12-17 01:02:39,581 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-12-17 01:02:39,582 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/send-receive.wvr.bpl [2024-12-17 01:02:39,582 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/send-receive.wvr.bpl' [2024-12-17 01:02:39,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-17 01:02:39,603 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-12-17 01:02:39,604 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-17 01:02:39,604 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-17 01:02:39,604 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-17 01:02:39,611 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 17.12 01:02:39" (1/1) ... [2024-12-17 01:02:39,616 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 17.12 01:02:39" (1/1) ... [2024-12-17 01:02:39,621 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-12-17 01:02:39,622 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-17 01:02:39,623 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-17 01:02:39,623 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-17 01:02:39,623 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-17 01:02:39,628 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 01:02:39" (1/1) ... [2024-12-17 01:02:39,628 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 01:02:39" (1/1) ... [2024-12-17 01:02:39,629 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 01:02:39" (1/1) ... [2024-12-17 01:02:39,629 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 01:02:39" (1/1) ... [2024-12-17 01:02:39,631 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 01:02:39" (1/1) ... [2024-12-17 01:02:39,632 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 01:02:39" (1/1) ... [2024-12-17 01:02:39,634 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 01:02:39" (1/1) ... [2024-12-17 01:02:39,635 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 01:02:39" (1/1) ... [2024-12-17 01:02:39,635 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 01:02:39" (1/1) ... [2024-12-17 01:02:39,635 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-17 01:02:39,636 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-17 01:02:39,636 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-17 01:02:39,636 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-17 01:02:39,637 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 01:02:39" (1/1) ... [2024-12-17 01:02:39,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-12-17 01:02:39,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 01:02:39,662 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) [2024-12-17 01:02:39,666 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 [2024-12-17 01:02:39,682 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-12-17 01:02:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-17 01:02:39,682 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-17 01:02:39,682 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-12-17 01:02:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-17 01:02:39,682 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-17 01:02:39,682 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-12-17 01:02:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-17 01:02:39,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-17 01:02:39,682 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2024-12-17 01:02:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-17 01:02:39,682 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-17 01:02:39,683 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-17 01:02:39,714 INFO L234 CfgBuilder]: Building ICFG [2024-12-17 01:02:39,715 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-17 01:02:39,771 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-17 01:02:39,771 INFO L283 CfgBuilder]: Performing block encoding [2024-12-17 01:02:39,792 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-17 01:02:39,792 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-17 01:02:39,793 INFO L201 PluginConnector]: Adding new model send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 01:02:39 BoogieIcfgContainer [2024-12-17 01:02:39,793 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-17 01:02:39,794 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-17 01:02:39,794 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-17 01:02:39,799 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-17 01:02:39,799 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 01:02:39" (1/2) ... [2024-12-17 01:02:39,799 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6815db73 and model type send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 01:02:39, skipping insertion in model container [2024-12-17 01:02:39,800 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 01:02:39" (2/2) ... [2024-12-17 01:02:39,800 INFO L128 eAbstractionObserver]: Analyzing ICFG send-receive.wvr.bpl [2024-12-17 01:02:39,810 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-17 01:02:39,812 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG send-receive.wvr.bpl that has 4 procedures, 21 locations, 1 initial locations, 2 loop locations, and 1 error locations. [2024-12-17 01:02:39,812 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-12-17 01:02:39,846 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-12-17 01:02:39,883 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 01:02:39,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-12-17 01:02:39,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 01:02:39,886 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) [2024-12-17 01:02:39,888 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 [2024-12-17 01:02:39,936 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-12-17 01:02:39,953 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-12-17 01:02:39,958 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;@1a580732, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 01:02:39,958 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-12-17 01:02:40,225 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)] === [2024-12-17 01:02:40,225 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:02:40,225 INFO L139 ounterexampleChecker]: Examining path program with hash 2092584744, occurence #1 [2024-12-17 01:02:40,225 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 01:02:40,225 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:02:40,228 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:02:40,228 INFO L85 PathProgramCache]: Analyzing trace with hash -1656828985, now seen corresponding path program 1 times [2024-12-17 01:02:40,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:02:40,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323187583] [2024-12-17 01:02:40,233 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:02:40,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:02:40,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 01:02:40,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:02:40,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:02:40,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323187583] [2024-12-17 01:02:40,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323187583] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 01:02:40,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 01:02:40,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-17 01:02:40,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267095186] [2024-12-17 01:02:40,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 01:02:40,358 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-17 01:02:40,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 01:02:40,384 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-17 01:02:40,384 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-17 01:02:40,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:02:40,386 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 01:02:40,386 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 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) [2024-12-17 01:02:40,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:02:40,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:40,458 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-17 01:02:40,458 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)] === [2024-12-17 01:02:40,458 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:02:40,458 INFO L139 ounterexampleChecker]: Examining path program with hash -245295288, occurence #1 [2024-12-17 01:02:40,459 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 01:02:40,459 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:02:40,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:02:40,459 INFO L85 PathProgramCache]: Analyzing trace with hash 511784627, now seen corresponding path program 1 times [2024-12-17 01:02:40,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:02:40,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813280285] [2024-12-17 01:02:40,459 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:02:40,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:02:40,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 01:02:40,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-17 01:02:40,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:02:40,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813280285] [2024-12-17 01:02:40,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813280285] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 01:02:40,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 01:02:40,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-17 01:02:40,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138929874] [2024-12-17 01:02:40,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 01:02:40,514 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-17 01:02:40,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 01:02:40,514 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-17 01:02:40,514 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-17 01:02:40,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:02:40,514 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 01:02:40,515 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2024-12-17 01:02:40,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:40,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:02:40,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:40,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:40,573 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-17 01:02:40,573 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)] === [2024-12-17 01:02:40,573 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:02:40,574 INFO L139 ounterexampleChecker]: Examining path program with hash 1983925565, occurence #1 [2024-12-17 01:02:40,574 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 01:02:40,574 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:02:40,574 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:02:40,574 INFO L85 PathProgramCache]: Analyzing trace with hash -1161459035, now seen corresponding path program 1 times [2024-12-17 01:02:40,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:02:40,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453290814] [2024-12-17 01:02:40,574 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:02:40,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:02:40,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 01:02:40,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:02:40,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:02:40,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453290814] [2024-12-17 01:02:40,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453290814] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 01:02:40,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 01:02:40,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-17 01:02:40,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871629077] [2024-12-17 01:02:40,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 01:02:40,623 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-17 01:02:40,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 01:02:40,623 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-17 01:02:40,623 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-17 01:02:40,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:02:40,623 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 01:02:40,623 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 01:02:40,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:40,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:40,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:02:40,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:40,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:40,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:40,832 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-17 01:02:40,832 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)] === [2024-12-17 01:02:40,832 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:02:40,832 INFO L139 ounterexampleChecker]: Examining path program with hash 568585634, occurence #1 [2024-12-17 01:02:40,832 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 01:02:40,832 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:02:40,832 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:02:40,833 INFO L85 PathProgramCache]: Analyzing trace with hash -129433159, now seen corresponding path program 2 times [2024-12-17 01:02:40,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:02:40,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338119542] [2024-12-17 01:02:40,833 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 01:02:40,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:02:40,847 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 01:02:40,847 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:02:40,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:02:40,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:02:40,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338119542] [2024-12-17 01:02:40,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338119542] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 01:02:40,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1191309767] [2024-12-17 01:02:40,976 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 01:02:40,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:02:40,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 01:02:40,979 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) [2024-12-17 01:02:40,980 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 [2024-12-17 01:02:41,007 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 01:02:41,007 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:02:41,008 INFO L256 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-17 01:02:41,010 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 01:02:41,069 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:02:41,069 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 01:02:41,117 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 01:02:41,117 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 [2024-12-17 01:02:41,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:02:41,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1191309767] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 01:02:41,172 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 01:02:41,172 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-12-17 01:02:41,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887906686] [2024-12-17 01:02:41,172 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 01:02:41,172 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-17 01:02:41,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 01:02:41,173 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-17 01:02:41,173 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-12-17 01:02:41,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:02:41,173 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 01:02:41,173 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.111111111111111) internal successors, (28), 8 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 01:02:41,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:41,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:41,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:41,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:02:41,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:41,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:41,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:41,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:02:41,572 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-17 01:02:41,768 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:02:41,769 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)] === [2024-12-17 01:02:41,769 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:02:41,769 INFO L139 ounterexampleChecker]: Examining path program with hash 1659292416, occurence #1 [2024-12-17 01:02:41,769 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 01:02:41,769 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:02:41,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:02:41,769 INFO L85 PathProgramCache]: Analyzing trace with hash -1168369741, now seen corresponding path program 3 times [2024-12-17 01:02:41,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:02:41,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684612421] [2024-12-17 01:02:41,770 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 01:02:41,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:02:41,778 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-12-17 01:02:41,778 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:02:41,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:02:41,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:02:41,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684612421] [2024-12-17 01:02:41,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1684612421] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 01:02:41,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1068493953] [2024-12-17 01:02:41,810 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 01:02:41,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:02:41,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 01:02:41,812 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) [2024-12-17 01:02:41,814 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 [2024-12-17 01:02:41,841 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-12-17 01:02:41,841 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:02:41,842 INFO L256 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-17 01:02:41,843 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 01:02:41,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:02:41,855 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 01:02:41,868 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:02:41,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1068493953] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 01:02:41,868 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 01:02:41,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3 [2024-12-17 01:02:41,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011523701] [2024-12-17 01:02:41,868 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 01:02:41,869 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-17 01:02:41,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 01:02:41,869 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-17 01:02:41,869 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-17 01:02:41,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:02:41,869 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 01:02:41,869 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 3 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) [2024-12-17 01:02:41,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:41,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:41,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:41,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:02:41,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:02:41,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:41,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:41,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:41,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:02:41,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:41,905 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-17 01:02:42,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:02:42,100 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)] === [2024-12-17 01:02:42,100 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:02:42,100 INFO L139 ounterexampleChecker]: Examining path program with hash 931882760, occurence #1 [2024-12-17 01:02:42,100 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 01:02:42,100 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:02:42,100 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:02:42,100 INFO L85 PathProgramCache]: Analyzing trace with hash 1122629587, now seen corresponding path program 1 times [2024-12-17 01:02:42,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:02:42,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229965216] [2024-12-17 01:02:42,101 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:02:42,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:02:42,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 01:02:42,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:02:42,146 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:02:42,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229965216] [2024-12-17 01:02:42,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229965216] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 01:02:42,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [767059754] [2024-12-17 01:02:42,146 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:02:42,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:02:42,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 01:02:42,148 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) [2024-12-17 01:02:42,150 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 [2024-12-17 01:02:42,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 01:02:42,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-17 01:02:42,180 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 01:02:42,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-17 01:02:42,197 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-17 01:02:42,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [767059754] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 01:02:42,198 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-17 01:02:42,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2024-12-17 01:02:42,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975517503] [2024-12-17 01:02:42,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 01:02:42,198 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-17 01:02:42,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 01:02:42,198 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-17 01:02:42,198 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-12-17 01:02:42,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:02:42,198 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 01:02:42,199 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 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) [2024-12-17 01:02:42,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:42,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:42,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:42,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:02:42,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:42,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:02:42,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:42,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:42,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:42,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:02:42,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:42,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:42,309 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-17 01:02:42,503 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:02:42,504 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)] === [2024-12-17 01:02:42,504 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:02:42,504 INFO L139 ounterexampleChecker]: Examining path program with hash -1333806405, occurence #1 [2024-12-17 01:02:42,504 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 01:02:42,504 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:02:42,504 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:02:42,504 INFO L85 PathProgramCache]: Analyzing trace with hash 2017590701, now seen corresponding path program 2 times [2024-12-17 01:02:42,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:02:42,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245544111] [2024-12-17 01:02:42,505 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 01:02:42,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:02:42,511 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 01:02:42,512 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:02:42,651 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:02:42,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:02:42,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245544111] [2024-12-17 01:02:42,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245544111] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 01:02:42,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1098838782] [2024-12-17 01:02:42,651 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 01:02:42,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:02:42,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 01:02:42,653 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) [2024-12-17 01:02:42,657 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 [2024-12-17 01:02:42,685 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 01:02:42,685 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:02:42,686 INFO L256 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-17 01:02:42,686 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 01:02:42,785 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:02:42,785 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 01:02:42,913 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 01:02:42,913 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 [2024-12-17 01:02:42,997 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:02:42,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1098838782] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 01:02:42,997 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 01:02:42,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 14 [2024-12-17 01:02:42,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118503664] [2024-12-17 01:02:42,997 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 01:02:42,997 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-12-17 01:02:42,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 01:02:42,998 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-12-17 01:02:42,998 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2024-12-17 01:02:42,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:02:42,998 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 01:02:42,998 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.1333333333333333) internal successors, (47), 14 states have internal predecessors, (47), 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) [2024-12-17 01:02:42,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:42,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:42,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:42,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:02:42,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:42,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:42,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:02:43,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:43,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:43,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:43,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:02:43,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:43,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:43,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:02:43,450 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-12-17 01:02:43,640 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:02:43,640 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)] === [2024-12-17 01:02:43,640 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:02:43,641 INFO L139 ounterexampleChecker]: Examining path program with hash -1333806405, occurence #2 [2024-12-17 01:02:43,641 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 01:02:43,641 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-12-17 01:02:43,641 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:02:43,641 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-12-17 01:02:43,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:02:43,660 INFO L85 PathProgramCache]: Analyzing trace with hash -197559690, now seen corresponding path program 1 times [2024-12-17 01:02:43,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:02:43,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313302946] [2024-12-17 01:02:43,660 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:02:43,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:02:43,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:02:43,663 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:02:43,663 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:02:43,663 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 01:02:43,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:02:43,675 INFO L85 PathProgramCache]: Analyzing trace with hash 337345540, now seen corresponding path program 1 times [2024-12-17 01:02:43,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:02:43,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640534602] [2024-12-17 01:02:43,675 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:02:43,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:02:43,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:02:43,678 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:02:43,679 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:02:43,679 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 19 is hopeless, skipping. [2024-12-17 01:02:43,679 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-12-17 01:02:43,679 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 01:02:43,679 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 01:02:43,679 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:02:43,679 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:02:43,679 INFO L85 PathProgramCache]: Analyzing trace with hash -1131082047, now seen corresponding path program 3 times [2024-12-17 01:02:43,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:02:43,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207759409] [2024-12-17 01:02:43,679 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 01:02:43,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:02:43,686 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-12-17 01:02:43,686 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:02:43,880 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:02:43,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:02:43,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207759409] [2024-12-17 01:02:43,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207759409] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 01:02:43,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [394076830] [2024-12-17 01:02:43,881 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 01:02:43,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:02:43,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 01:02:43,884 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) [2024-12-17 01:02:43,885 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 [2024-12-17 01:02:43,910 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-12-17 01:02:43,910 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:02:43,911 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-17 01:02:43,911 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 01:02:44,045 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:02:44,045 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 01:02:44,259 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 01:02:44,260 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 [2024-12-17 01:02:44,409 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:02:44,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [394076830] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 01:02:44,410 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 01:02:44,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 9] total 19 [2024-12-17 01:02:44,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080576886] [2024-12-17 01:02:44,410 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 01:02:44,410 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-12-17 01:02:44,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 01:02:44,411 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-12-17 01:02:44,411 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=304, Unknown=0, NotChecked=0, Total=380 [2024-12-17 01:02:44,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:02:44,411 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 01:02:44,411 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 3.25) internal successors, (65), 19 states have internal predecessors, (65), 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) [2024-12-17 01:02:44,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:44,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:44,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:44,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:02:44,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:44,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:44,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:02:44,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:02:45,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:45,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:45,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:45,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:02:45,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:45,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:45,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:02:45,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:02:45,380 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-12-17 01:02:45,575 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-12-17 01:02:45,575 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)] === [2024-12-17 01:02:45,575 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:02:45,575 INFO L139 ounterexampleChecker]: Examining path program with hash -872630625, occurence #1 [2024-12-17 01:02:45,575 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 01:02:45,575 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:02:45,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:02:45,576 INFO L85 PathProgramCache]: Analyzing trace with hash -844419765, now seen corresponding path program 4 times [2024-12-17 01:02:45,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:02:45,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966706380] [2024-12-17 01:02:45,576 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 01:02:45,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:02:45,595 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 01:02:45,595 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:02:46,249 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-17 01:02:46,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:02:46,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966706380] [2024-12-17 01:02:46,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966706380] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 01:02:46,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [630603258] [2024-12-17 01:02:46,250 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 01:02:46,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:02:46,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 01:02:46,252 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) [2024-12-17 01:02:46,253 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 [2024-12-17 01:02:46,294 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 01:02:46,294 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:02:46,295 INFO L256 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-12-17 01:02:46,297 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 01:02:46,825 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 20 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:02:46,825 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 01:02:47,537 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 01:02:47,537 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 [2024-12-17 01:02:48,084 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 5 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:02:48,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [630603258] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 01:02:48,084 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 01:02:48,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 16, 15] total 35 [2024-12-17 01:02:48,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877162354] [2024-12-17 01:02:48,084 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 01:02:48,085 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-12-17 01:02:48,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 01:02:48,085 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-12-17 01:02:48,086 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=216, Invalid=1044, Unknown=0, NotChecked=0, Total=1260 [2024-12-17 01:02:48,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:02:48,086 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 01:02:48,086 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 3.5833333333333335) internal successors, (129), 35 states have internal predecessors, (129), 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) [2024-12-17 01:02:48,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:48,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:48,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:48,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:02:48,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:48,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:48,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:02:48,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:02:48,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:02:50,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:50,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:50,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:50,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:02:50,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:50,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:50,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:02:50,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:02:50,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:02:50,598 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 [2024-12-17 01:02:50,793 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:02:50,793 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)] === [2024-12-17 01:02:50,793 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:02:50,793 INFO L139 ounterexampleChecker]: Examining path program with hash -1404938496, occurence #1 [2024-12-17 01:02:50,793 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 01:02:50,793 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:02:50,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:02:50,794 INFO L85 PathProgramCache]: Analyzing trace with hash -1086788819, now seen corresponding path program 5 times [2024-12-17 01:02:50,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:02:50,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030006265] [2024-12-17 01:02:50,794 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 01:02:50,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:02:50,820 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2024-12-17 01:02:50,821 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:02:51,426 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 1 proven. 118 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-17 01:02:51,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:02:51,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030006265] [2024-12-17 01:02:51,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030006265] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 01:02:51,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [144963247] [2024-12-17 01:02:51,426 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 01:02:51,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:02:51,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 01:02:51,428 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) [2024-12-17 01:02:51,430 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 [2024-12-17 01:02:51,466 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2024-12-17 01:02:51,467 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:02:51,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-12-17 01:02:51,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 01:02:52,190 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 20 proven. 105 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-17 01:02:52,190 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 01:02:53,112 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 01:02:53,112 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 [2024-12-17 01:02:53,932 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 18 proven. 107 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-17 01:02:53,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [144963247] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 01:02:53,933 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 01:02:53,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 17, 17] total 42 [2024-12-17 01:02:53,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040460342] [2024-12-17 01:02:53,933 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 01:02:53,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2024-12-17 01:02:53,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 01:02:53,934 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2024-12-17 01:02:53,934 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=263, Invalid=1543, Unknown=0, NotChecked=0, Total=1806 [2024-12-17 01:02:53,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:02:53,935 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 01:02:53,935 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 3.9767441860465116) internal successors, (171), 42 states have internal predecessors, (171), 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) [2024-12-17 01:02:53,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:53,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:53,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:53,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:02:53,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:53,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:53,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:02:53,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:02:53,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:02:53,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:02:58,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:58,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:02:58,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:58,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:02:58,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:58,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:02:58,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:02:58,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:02:58,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:02:58,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:02:58,115 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-12-17 01:02:58,309 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:02:58,309 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)] === [2024-12-17 01:02:58,309 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:02:58,310 INFO L139 ounterexampleChecker]: Examining path program with hash 595917162, occurence #1 [2024-12-17 01:02:58,310 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 01:02:58,310 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:02:58,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:02:58,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1591343687, now seen corresponding path program 6 times [2024-12-17 01:02:58,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:02:58,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188725057] [2024-12-17 01:02:58,310 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 01:02:58,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:02:58,328 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2024-12-17 01:02:58,328 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:02:59,090 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 1 proven. 142 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-17 01:02:59,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:02:59,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188725057] [2024-12-17 01:02:59,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188725057] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 01:02:59,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1605711984] [2024-12-17 01:02:59,091 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 01:02:59,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:02:59,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 01:02:59,093 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) [2024-12-17 01:02:59,094 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 [2024-12-17 01:02:59,129 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2024-12-17 01:02:59,129 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:02:59,130 INFO L256 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 66 conjuncts are in the unsatisfiable core [2024-12-17 01:02:59,134 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 01:03:00,084 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 20 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:03:00,084 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 01:03:01,281 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 01:03:01,281 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 [2024-12-17 01:03:02,475 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 17 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:03:02,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1605711984] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 01:03:02,475 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 01:03:02,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 19, 19] total 48 [2024-12-17 01:03:02,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968583404] [2024-12-17 01:03:02,475 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 01:03:02,476 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-12-17 01:03:02,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 01:03:02,476 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-12-17 01:03:02,477 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=317, Invalid=2035, Unknown=0, NotChecked=0, Total=2352 [2024-12-17 01:03:02,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:03:02,477 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 01:03:02,477 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 3.979591836734694) internal successors, (195), 48 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 01:03:02,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:03:02,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:03:02,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:03:02,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:03:02,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:03:02,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:03:02,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:03:02,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:03:02,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:03:02,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:03:02,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:03:08,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:03:08,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:03:08,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:03:08,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:03:08,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:03:08,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:03:08,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:03:08,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:03:08,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:03:08,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:03:08,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:03:08,804 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-12-17 01:03:08,999 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:03:08,999 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)] === [2024-12-17 01:03:08,999 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:03:09,000 INFO L139 ounterexampleChecker]: Examining path program with hash 1323326818, occurence #1 [2024-12-17 01:03:09,000 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 01:03:09,000 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:03:09,000 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:03:09,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1443360193, now seen corresponding path program 7 times [2024-12-17 01:03:09,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:03:09,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054412793] [2024-12-17 01:03:09,000 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 01:03:09,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:03:09,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 01:03:09,800 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-17 01:03:09,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:03:09,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054412793] [2024-12-17 01:03:09,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054412793] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 01:03:09,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1491020033] [2024-12-17 01:03:09,800 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 01:03:09,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:03:09,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 01:03:09,803 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) [2024-12-17 01:03:09,804 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 [2024-12-17 01:03:09,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 01:03:09,837 INFO L256 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 74 conjuncts are in the unsatisfiable core [2024-12-17 01:03:09,841 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 01:03:10,948 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 20 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:03:10,948 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 01:03:12,461 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 01:03:12,462 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 [2024-12-17 01:03:14,011 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 12 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:03:14,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1491020033] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 01:03:14,011 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 01:03:14,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 21, 21] total 53 [2024-12-17 01:03:14,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145008921] [2024-12-17 01:03:14,011 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 01:03:14,011 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-12-17 01:03:14,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 01:03:14,012 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-12-17 01:03:14,012 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=353, Invalid=2509, Unknown=0, NotChecked=0, Total=2862 [2024-12-17 01:03:14,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:03:14,012 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 01:03:14,013 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 3.925925925925926) internal successors, (212), 53 states have internal predecessors, (212), 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) [2024-12-17 01:03:14,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:03:14,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:03:14,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:03:14,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:03:14,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:03:14,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:03:14,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:03:14,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:03:14,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:03:14,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:03:14,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:03:14,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:03:21,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:03:21,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:03:21,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:03:21,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:03:21,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:03:21,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:03:21,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:03:21,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:03:21,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:03:21,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:03:21,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:03:21,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:03:21,851 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 [2024-12-17 01:03:22,045 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,SelfDestructingSolverStorable13 [2024-12-17 01:03:22,046 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)] === [2024-12-17 01:03:22,046 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:03:22,046 INFO L139 ounterexampleChecker]: Examining path program with hash 595917162, occurence #2 [2024-12-17 01:03:22,046 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 01:03:22,046 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-12-17 01:03:22,046 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:03:22,046 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-12-17 01:03:22,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:03:22,055 INFO L85 PathProgramCache]: Analyzing trace with hash -197558480, now seen corresponding path program 1 times [2024-12-17 01:03:22,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:03:22,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134542471] [2024-12-17 01:03:22,055 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:03:22,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:03:22,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:03:22,057 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:03:22,057 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:03:22,057 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 01:03:22,069 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:03:22,069 INFO L85 PathProgramCache]: Analyzing trace with hash 337346750, now seen corresponding path program 1 times [2024-12-17 01:03:22,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:03:22,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391833756] [2024-12-17 01:03:22,070 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:03:22,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:03:22,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:03:22,072 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:03:22,072 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:03:22,072 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 19 is hopeless, skipping. [2024-12-17 01:03:22,072 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 25 is hopeless, skipping. [2024-12-17 01:03:22,072 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-12-17 01:03:22,072 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:03:22,072 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-12-17 01:03:22,072 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:03:22,072 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-12-17 01:03:22,072 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:03:22,072 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-12-17 01:03:22,072 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:03:22,072 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-12-17 01:03:22,072 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:03:22,072 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-12-17 01:03:22,073 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:03:22,073 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 55 is hopeless, skipping. [2024-12-17 01:03:22,073 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 92 [2024-12-17 01:03:22,073 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 01:03:22,073 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 01:03:22,073 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:03:22,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:03:22,073 INFO L85 PathProgramCache]: Analyzing trace with hash 2085054787, now seen corresponding path program 8 times [2024-12-17 01:03:22,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:03:22,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096967234] [2024-12-17 01:03:22,073 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 01:03:22,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:03:22,084 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 01:03:22,084 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:03:23,365 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 1 proven. 246 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-17 01:03:23,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:03:23,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096967234] [2024-12-17 01:03:23,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096967234] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 01:03:23,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [282142831] [2024-12-17 01:03:23,365 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 01:03:23,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:03:23,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 01:03:23,367 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) [2024-12-17 01:03:23,368 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 [2024-12-17 01:03:23,400 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 01:03:23,401 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:03:23,402 INFO L256 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 82 conjuncts are in the unsatisfiable core [2024-12-17 01:03:23,403 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 01:03:24,812 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 20 proven. 232 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:03:24,813 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 01:03:26,836 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 01:03:26,836 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 [2024-12-17 01:03:28,864 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 37 proven. 215 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:03:28,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [282142831] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 01:03:28,865 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 01:03:28,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 23, 23] total 61 [2024-12-17 01:03:28,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535470588] [2024-12-17 01:03:28,865 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 01:03:28,865 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2024-12-17 01:03:28,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 01:03:28,866 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2024-12-17 01:03:28,867 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=441, Invalid=3341, Unknown=0, NotChecked=0, Total=3782 [2024-12-17 01:03:28,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:03:28,867 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 01:03:28,867 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 4.129032258064516) internal successors, (256), 61 states have internal predecessors, (256), 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) [2024-12-17 01:03:28,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:03:28,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:03:28,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:03:28,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:03:28,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:03:28,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:03:28,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:03:28,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:03:28,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:03:28,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:03:28,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:03:28,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:03:28,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:03:39,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:03:39,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:03:39,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:03:39,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:03:39,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:03:39,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:03:39,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:03:39,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:03:39,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:03:39,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:03:39,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:03:39,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:03:39,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-12-17 01:03:39,496 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-12-17 01:03:39,691 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,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16 [2024-12-17 01:03:39,692 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)] === [2024-12-17 01:03:39,692 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:03:39,692 INFO L139 ounterexampleChecker]: Examining path program with hash 1323326818, occurence #2 [2024-12-17 01:03:39,692 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 01:03:39,692 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-12-17 01:03:39,692 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:03:39,692 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-12-17 01:03:39,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:03:39,700 INFO L85 PathProgramCache]: Analyzing trace with hash -197558024, now seen corresponding path program 1 times [2024-12-17 01:03:39,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:03:39,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358258577] [2024-12-17 01:03:39,700 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:03:39,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:03:39,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:03:39,702 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:03:39,702 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:03:39,702 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 01:03:39,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:03:39,713 INFO L85 PathProgramCache]: Analyzing trace with hash 337347206, now seen corresponding path program 1 times [2024-12-17 01:03:39,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:03:39,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724906148] [2024-12-17 01:03:39,713 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:03:39,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:03:39,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:03:39,715 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:03:39,715 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:03:39,715 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 19 is hopeless, skipping. [2024-12-17 01:03:39,715 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 25 is hopeless, skipping. [2024-12-17 01:03:39,715 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-12-17 01:03:39,715 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:03:39,715 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-12-17 01:03:39,715 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:03:39,715 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-12-17 01:03:39,715 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:03:39,715 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-12-17 01:03:39,715 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:03:39,715 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-12-17 01:03:39,715 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:03:39,715 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-12-17 01:03:39,715 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:03:39,715 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 55 is hopeless, skipping. [2024-12-17 01:03:39,715 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 98 [2024-12-17 01:03:39,715 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 01:03:39,715 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 01:03:39,715 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:03:39,715 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:03:39,716 INFO L85 PathProgramCache]: Analyzing trace with hash -305320003, now seen corresponding path program 9 times [2024-12-17 01:03:39,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:03:39,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804726320] [2024-12-17 01:03:39,716 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 01:03:39,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:03:39,727 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2024-12-17 01:03:39,727 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:03:40,841 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-17 01:03:40,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:03:40,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804726320] [2024-12-17 01:03:40,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804726320] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 01:03:40,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1676179010] [2024-12-17 01:03:40,841 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 01:03:40,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:03:40,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 01:03:40,843 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) [2024-12-17 01:03:40,844 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 [2024-12-17 01:03:40,886 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2024-12-17 01:03:40,886 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:03:40,887 INFO L256 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 90 conjuncts are in the unsatisfiable core [2024-12-17 01:03:40,889 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 01:03:42,594 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 20 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:03:42,594 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 01:03:45,076 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 01:03:45,077 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 0 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 231 case distinctions, treesize of input 212 treesize of output 1274 [2024-12-17 01:03:48,452 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 29 proven. 261 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:03:48,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1676179010] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 01:03:48,452 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 01:03:48,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 25, 25] total 65 [2024-12-17 01:03:48,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776527094] [2024-12-17 01:03:48,453 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 01:03:48,453 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2024-12-17 01:03:48,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 01:03:48,454 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2024-12-17 01:03:48,454 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=558, Invalid=3732, Unknown=0, NotChecked=0, Total=4290 [2024-12-17 01:03:48,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:03:48,454 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 01:03:48,455 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 4.03030303030303) internal successors, (266), 65 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) [2024-12-17 01:03:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:03:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:03:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:03:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:03:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:03:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:03:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:03:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:03:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:03:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:03:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:03:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:03:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-12-17 01:03:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:04:01,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:04:01,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:04:01,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:04:01,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:04:01,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:04:01,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:04:01,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:04:01,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:04:01,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:04:01,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:04:01,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:04:01,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:04:01,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-12-17 01:04:01,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-12-17 01:04:01,313 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-12-17 01:04:01,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-12-17 01:04:01,507 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)] === [2024-12-17 01:04:01,507 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:04:01,508 INFO L139 ounterexampleChecker]: Examining path program with hash 595917162, occurence #3 [2024-12-17 01:04:01,508 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 01:04:01,508 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-12-17 01:04:01,508 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:01,508 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-12-17 01:04:01,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:04:01,517 INFO L85 PathProgramCache]: Analyzing trace with hash -197557500, now seen corresponding path program 1 times [2024-12-17 01:04:01,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:04:01,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840078270] [2024-12-17 01:04:01,517 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:04:01,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:04:01,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:04:01,518 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:04:01,519 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:04:01,519 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 01:04:01,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:04:01,527 INFO L85 PathProgramCache]: Analyzing trace with hash 337347730, now seen corresponding path program 1 times [2024-12-17 01:04:01,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:04:01,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188055289] [2024-12-17 01:04:01,527 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:04:01,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:04:01,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:04:01,529 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:04:01,529 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:04:01,529 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 19 is hopeless, skipping. [2024-12-17 01:04:01,529 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 25 is hopeless, skipping. [2024-12-17 01:04:01,530 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-12-17 01:04:01,530 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:01,530 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-12-17 01:04:01,530 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:01,530 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-12-17 01:04:01,530 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:01,530 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-12-17 01:04:01,530 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:01,530 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-12-17 01:04:01,530 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:01,530 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-12-17 01:04:01,530 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:01,530 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-12-17 01:04:01,530 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:01,530 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-12-17 01:04:01,530 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:01,530 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 63 is hopeless, skipping. [2024-12-17 01:04:01,530 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 112 [2024-12-17 01:04:01,530 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 01:04:01,530 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 01:04:01,530 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:04:01,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:04:01,530 INFO L85 PathProgramCache]: Analyzing trace with hash 362445375, now seen corresponding path program 10 times [2024-12-17 01:04:01,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:04:01,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412911234] [2024-12-17 01:04:01,531 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 01:04:01,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:04:01,543 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 01:04:01,543 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:04:03,009 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 0 proven. 384 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-17 01:04:03,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:04:03,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412911234] [2024-12-17 01:04:03,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412911234] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 01:04:03,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1309039541] [2024-12-17 01:04:03,010 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 01:04:03,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:04:03,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 01:04:03,012 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) [2024-12-17 01:04:03,013 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 [2024-12-17 01:04:03,054 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 01:04:03,054 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:04:03,059 INFO L256 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 98 conjuncts are in the unsatisfiable core [2024-12-17 01:04:03,060 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 01:04:05,231 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 20 proven. 371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:04:05,231 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 01:04:08,447 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 01:04:08,448 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 [2024-12-17 01:04:11,479 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 65 proven. 326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:04:11,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1309039541] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 01:04:11,480 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 01:04:11,480 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 27, 27] total 71 [2024-12-17 01:04:11,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948112576] [2024-12-17 01:04:11,480 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 01:04:11,480 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 72 states [2024-12-17 01:04:11,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 01:04:11,481 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2024-12-17 01:04:11,482 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=547, Invalid=4565, Unknown=0, NotChecked=0, Total=5112 [2024-12-17 01:04:11,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:04:11,482 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 01:04:11,482 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 72 states, 72 states have (on average 4.361111111111111) internal successors, (314), 71 states have internal predecessors, (314), 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) [2024-12-17 01:04:11,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:04:11,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:04:11,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:04:11,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:04:11,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:04:11,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:04:11,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:04:11,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:04:11,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:04:11,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:04:11,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:04:11,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:04:11,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-12-17 01:04:11,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-12-17 01:04:11,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:04:28,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:04:28,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:04:28,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:04:28,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:04:28,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:04:28,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:04:28,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:04:28,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:04:28,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:04:28,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:04:28,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:04:28,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:04:28,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-12-17 01:04:28,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-12-17 01:04:28,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 181 states. [2024-12-17 01:04:28,741 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-12-17 01:04:28,935 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:04:28,936 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)] === [2024-12-17 01:04:28,936 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:04:28,936 INFO L139 ounterexampleChecker]: Examining path program with hash 1323326818, occurence #3 [2024-12-17 01:04:28,936 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 01:04:28,936 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-12-17 01:04:28,936 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:28,936 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-12-17 01:04:28,944 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:04:28,944 INFO L85 PathProgramCache]: Analyzing trace with hash -197556912, now seen corresponding path program 1 times [2024-12-17 01:04:28,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:04:28,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446284602] [2024-12-17 01:04:28,945 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:04:28,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:04:28,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:04:28,946 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:04:28,946 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:04:28,946 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 01:04:28,956 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:04:28,956 INFO L85 PathProgramCache]: Analyzing trace with hash 337348318, now seen corresponding path program 1 times [2024-12-17 01:04:28,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:04:28,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996048316] [2024-12-17 01:04:28,956 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:04:28,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:04:28,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:04:28,958 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:04:28,958 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:04:28,958 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 19 is hopeless, skipping. [2024-12-17 01:04:28,958 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 25 is hopeless, skipping. [2024-12-17 01:04:28,958 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-12-17 01:04:28,958 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:28,958 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-12-17 01:04:28,958 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:28,958 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-12-17 01:04:28,958 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:28,958 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-12-17 01:04:28,958 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:28,959 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-12-17 01:04:28,959 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:28,959 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-12-17 01:04:28,959 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:28,959 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-12-17 01:04:28,959 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:28,959 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-12-17 01:04:28,959 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:28,959 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 63 is hopeless, skipping. [2024-12-17 01:04:28,959 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 118 [2024-12-17 01:04:28,959 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 01:04:28,959 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 01:04:28,959 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:04:28,959 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:04:28,961 INFO L85 PathProgramCache]: Analyzing trace with hash 1932956601, now seen corresponding path program 11 times [2024-12-17 01:04:28,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:04:28,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417164257] [2024-12-17 01:04:28,961 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 01:04:28,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:04:28,991 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2024-12-17 01:04:28,991 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:04:30,357 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 426 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-17 01:04:30,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:04:30,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417164257] [2024-12-17 01:04:30,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417164257] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 01:04:30,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1921912856] [2024-12-17 01:04:30,357 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 01:04:30,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:04:30,357 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 01:04:30,359 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) [2024-12-17 01:04:30,361 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 [2024-12-17 01:04:30,401 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2024-12-17 01:04:30,401 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:04:30,402 INFO L256 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 107 conjuncts are in the unsatisfiable core [2024-12-17 01:04:30,404 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 01:04:33,070 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 20 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:04:33,070 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 01:04:35,785 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,785 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,786 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,786 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,787 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,787 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,788 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,789 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,790 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,791 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,791 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,792 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,792 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,792 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,792 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,793 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,793 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,793 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,800 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,801 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,801 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,801 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,802 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,802 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,802 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,807 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,809 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,809 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,810 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,811 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,811 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,813 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,813 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,813 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,815 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,816 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,817 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,817 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,817 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,818 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,818 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,819 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,819 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,820 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,821 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,822 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,822 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,823 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,823 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,825 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,829 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,829 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,830 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,834 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,835 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,835 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,836 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,836 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,836 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,837 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,839 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,839 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,840 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,840 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,841 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,841 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,842 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,843 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,844 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,846 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,847 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,848 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,849 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,850 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,852 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,853 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,853 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:35,854 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:04:36,293 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 01:04:36,293 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 [2024-12-17 01:04:37,158 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 54 proven. 386 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:04:37,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1921912856] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 01:04:37,158 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 01:04:37,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 29, 29] total 76 [2024-12-17 01:04:37,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292647595] [2024-12-17 01:04:37,158 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 01:04:37,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 77 states [2024-12-17 01:04:37,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 01:04:37,159 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 77 interpolants. [2024-12-17 01:04:37,160 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=679, Invalid=5173, Unknown=0, NotChecked=0, Total=5852 [2024-12-17 01:04:37,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:04:37,160 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 01:04:37,160 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 77 states, 77 states have (on average 4.233766233766234) internal successors, (326), 76 states have internal predecessors, (326), 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) [2024-12-17 01:04:37,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:04:37,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:04:37,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:04:37,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:04:37,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:04:37,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:04:37,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:04:37,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:04:37,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:04:37,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:04:37,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:04:37,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:04:37,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-12-17 01:04:37,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-12-17 01:04:37,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 181 states. [2024-12-17 01:04:37,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:04:58,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:04:58,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:04:58,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:04:58,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:04:58,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:04:58,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:04:58,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:04:58,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:04:58,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:04:58,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:04:58,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:04:58,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:04:58,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-12-17 01:04:58,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-12-17 01:04:58,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 181 states. [2024-12-17 01:04:58,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 200 states. [2024-12-17 01:04:58,979 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-12-17 01:04:59,173 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,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25 [2024-12-17 01:04:59,173 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)] === [2024-12-17 01:04:59,174 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:04:59,174 INFO L139 ounterexampleChecker]: Examining path program with hash 595917162, occurence #4 [2024-12-17 01:04:59,174 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 01:04:59,174 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-12-17 01:04:59,174 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:59,174 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-12-17 01:04:59,182 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:04:59,182 INFO L85 PathProgramCache]: Analyzing trace with hash -197556262, now seen corresponding path program 1 times [2024-12-17 01:04:59,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:04:59,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209557901] [2024-12-17 01:04:59,182 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:04:59,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:04:59,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:04:59,183 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:04:59,183 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:04:59,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 01:04:59,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:04:59,191 INFO L85 PathProgramCache]: Analyzing trace with hash 337348968, now seen corresponding path program 1 times [2024-12-17 01:04:59,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:04:59,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339225520] [2024-12-17 01:04:59,191 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:04:59,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:04:59,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:04:59,192 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:04:59,192 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:04:59,192 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 19 is hopeless, skipping. [2024-12-17 01:04:59,192 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 25 is hopeless, skipping. [2024-12-17 01:04:59,192 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-12-17 01:04:59,192 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:59,193 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-12-17 01:04:59,193 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:59,193 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-12-17 01:04:59,193 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:59,193 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-12-17 01:04:59,193 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:59,193 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-12-17 01:04:59,193 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:59,193 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-12-17 01:04:59,193 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:59,193 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-12-17 01:04:59,193 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:59,193 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-12-17 01:04:59,193 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:59,193 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2024-12-17 01:04:59,193 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:59,193 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-12-17 01:04:59,193 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:04:59,193 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 71 is hopeless, skipping. [2024-12-17 01:04:59,193 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 132 [2024-12-17 01:04:59,193 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 01:04:59,193 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 01:04:59,193 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:04:59,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:04:59,194 INFO L85 PathProgramCache]: Analyzing trace with hash 788147515, now seen corresponding path program 12 times [2024-12-17 01:04:59,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:04:59,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460878202] [2024-12-17 01:04:59,194 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 01:04:59,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:04:59,217 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2024-12-17 01:04:59,217 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:05:00,955 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-17 01:05:00,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:05:00,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460878202] [2024-12-17 01:05:00,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460878202] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 01:05:00,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1236791727] [2024-12-17 01:05:00,956 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 01:05:00,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:05:00,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 01:05:00,958 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) [2024-12-17 01:05:00,958 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 [2024-12-17 01:05:01,002 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2024-12-17 01:05:01,002 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:05:01,003 INFO L256 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 114 conjuncts are in the unsatisfiable core [2024-12-17 01:05:01,005 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 01:05:04,235 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 20 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:05:04,235 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 01:05:08,891 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 01:05:08,892 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 0 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 378 case distinctions, treesize of input 270 treesize of output 2040 [2024-12-17 01:05:14,876 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 101 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:05:14,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1236791727] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 01:05:14,876 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 01:05:14,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 31, 31] total 83 [2024-12-17 01:05:14,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055898799] [2024-12-17 01:05:14,876 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 01:05:14,876 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 84 states [2024-12-17 01:05:14,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 01:05:14,877 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2024-12-17 01:05:14,878 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=801, Invalid=6171, Unknown=0, NotChecked=0, Total=6972 [2024-12-17 01:05:14,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:05:14,878 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 01:05:14,878 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 84 states, 84 states have (on average 4.416666666666667) internal successors, (371), 83 states have internal predecessors, (371), 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) [2024-12-17 01:05:14,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:05:14,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:05:14,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:05:14,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:05:14,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:05:14,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:05:14,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:05:14,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:05:14,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:05:14,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:05:14,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:05:14,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:05:14,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-12-17 01:05:14,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-12-17 01:05:14,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 181 states. [2024-12-17 01:05:14,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 200 states. [2024-12-17 01:05:14,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:05:38,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:05:38,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:05:38,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:05:38,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:05:38,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:05:38,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:05:38,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:05:38,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:05:38,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:05:38,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:05:38,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:05:38,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:05:38,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-12-17 01:05:38,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-12-17 01:05:38,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 181 states. [2024-12-17 01:05:38,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 200 states. [2024-12-17 01:05:38,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 221 states. [2024-12-17 01:05:38,969 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-12-17 01:05:39,163 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,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-12-17 01:05:39,163 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)] === [2024-12-17 01:05:39,163 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:05:39,164 INFO L139 ounterexampleChecker]: Examining path program with hash 1323326818, occurence #4 [2024-12-17 01:05:39,164 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 01:05:39,164 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-12-17 01:05:39,164 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:05:39,164 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-12-17 01:05:39,172 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:05:39,172 INFO L85 PathProgramCache]: Analyzing trace with hash -197555542, now seen corresponding path program 1 times [2024-12-17 01:05:39,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:05:39,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122989236] [2024-12-17 01:05:39,172 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:05:39,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:05:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:05:39,173 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:05:39,173 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:05:39,173 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 01:05:39,181 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:05:39,181 INFO L85 PathProgramCache]: Analyzing trace with hash 337349688, now seen corresponding path program 1 times [2024-12-17 01:05:39,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:05:39,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467472861] [2024-12-17 01:05:39,181 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:05:39,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:05:39,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:05:39,183 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:05:39,183 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:05:39,183 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 19 is hopeless, skipping. [2024-12-17 01:05:39,183 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 25 is hopeless, skipping. [2024-12-17 01:05:39,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-12-17 01:05:39,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:05:39,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-12-17 01:05:39,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:05:39,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-12-17 01:05:39,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:05:39,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-12-17 01:05:39,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:05:39,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-12-17 01:05:39,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:05:39,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-12-17 01:05:39,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:05:39,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-12-17 01:05:39,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:05:39,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-12-17 01:05:39,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:05:39,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2024-12-17 01:05:39,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:05:39,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-12-17 01:05:39,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:05:39,183 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 71 is hopeless, skipping. [2024-12-17 01:05:39,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 138 [2024-12-17 01:05:39,183 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 01:05:39,183 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 01:05:39,183 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:05:39,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:05:39,184 INFO L85 PathProgramCache]: Analyzing trace with hash -248833611, now seen corresponding path program 13 times [2024-12-17 01:05:39,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:05:39,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096872780] [2024-12-17 01:05:39,184 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 01:05:39,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:05:39,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 01:05:41,486 INFO L134 CoverageAnalysis]: Checked inductivity of 626 backedges. 1 proven. 619 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-17 01:05:41,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:05:41,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096872780] [2024-12-17 01:05:41,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096872780] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 01:05:41,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1500228457] [2024-12-17 01:05:41,487 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 01:05:41,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:05:41,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 01:05:41,489 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) [2024-12-17 01:05:41,490 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 [2024-12-17 01:05:41,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 01:05:41,538 INFO L256 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 122 conjuncts are in the unsatisfiable core [2024-12-17 01:05:41,540 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 01:05:45,442 INFO L134 CoverageAnalysis]: Checked inductivity of 626 backedges. 20 proven. 606 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:05:45,442 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 01:05:51,149 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 01:05:51,150 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 [2024-12-17 01:05:59,970 INFO L134 CoverageAnalysis]: Checked inductivity of 626 backedges. 87 proven. 539 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:05:59,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1500228457] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 01:05:59,971 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 01:05:59,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 33, 33] total 90 [2024-12-17 01:05:59,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109391069] [2024-12-17 01:05:59,971 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 01:05:59,971 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 91 states [2024-12-17 01:05:59,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 01:05:59,972 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 91 interpolants. [2024-12-17 01:05:59,973 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=785, Invalid=7405, Unknown=0, NotChecked=0, Total=8190 [2024-12-17 01:05:59,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:05:59,973 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 01:05:59,973 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 91 states, 91 states have (on average 4.318681318681318) internal successors, (393), 90 states have internal predecessors, (393), 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) [2024-12-17 01:05:59,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:05:59,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:05:59,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:05:59,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:05:59,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:05:59,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:05:59,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:05:59,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:05:59,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:05:59,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:05:59,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:05:59,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:05:59,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-12-17 01:05:59,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-12-17 01:05:59,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 181 states. [2024-12-17 01:05:59,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 200 states. [2024-12-17 01:05:59,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 221 states. [2024-12-17 01:05:59,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:06:29,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:06:29,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:06:29,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:06:29,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:06:29,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:06:29,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:06:29,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:06:29,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:06:29,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:06:29,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:06:29,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:06:29,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:06:29,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-12-17 01:06:29,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-12-17 01:06:29,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 181 states. [2024-12-17 01:06:29,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 200 states. [2024-12-17 01:06:29,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 221 states. [2024-12-17 01:06:29,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2024-12-17 01:06:29,328 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-12-17 01:06:29,523 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,SelfDestructingSolverStorable31 [2024-12-17 01:06:29,523 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)] === [2024-12-17 01:06:29,523 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:06:29,523 INFO L139 ounterexampleChecker]: Examining path program with hash 595917162, occurence #5 [2024-12-17 01:06:29,523 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 01:06:29,523 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-12-17 01:06:29,523 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:06:29,523 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-12-17 01:06:29,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:06:29,531 INFO L85 PathProgramCache]: Analyzing trace with hash -197554754, now seen corresponding path program 1 times [2024-12-17 01:06:29,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:06:29,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156483589] [2024-12-17 01:06:29,532 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:06:29,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:06:29,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:06:29,533 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:06:29,533 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:06:29,533 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 01:06:29,540 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:06:29,540 INFO L85 PathProgramCache]: Analyzing trace with hash 337350476, now seen corresponding path program 1 times [2024-12-17 01:06:29,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:06:29,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501920255] [2024-12-17 01:06:29,540 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:06:29,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:06:29,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:06:29,542 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:06:29,542 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:06:29,542 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 19 is hopeless, skipping. [2024-12-17 01:06:29,542 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 25 is hopeless, skipping. [2024-12-17 01:06:29,542 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-12-17 01:06:29,542 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:06:29,542 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-12-17 01:06:29,542 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:06:29,542 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-12-17 01:06:29,542 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:06:29,542 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-12-17 01:06:29,542 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:06:29,542 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-12-17 01:06:29,542 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:06:29,542 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-12-17 01:06:29,542 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:06:29,542 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-12-17 01:06:29,542 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:06:29,542 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-12-17 01:06:29,542 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:06:29,542 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2024-12-17 01:06:29,542 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:06:29,542 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-12-17 01:06:29,542 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:06:29,542 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-12-17 01:06:29,542 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:06:29,542 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-12-17 01:06:29,542 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:06:29,542 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 79 is hopeless, skipping. [2024-12-17 01:06:29,542 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 152 [2024-12-17 01:06:29,542 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 01:06:29,543 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 01:06:29,543 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:06:29,543 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:06:29,543 INFO L85 PathProgramCache]: Analyzing trace with hash -1592950217, now seen corresponding path program 14 times [2024-12-17 01:06:29,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:06:29,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495624887] [2024-12-17 01:06:29,543 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 01:06:29,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:06:29,559 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 01:06:29,559 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:06:32,279 INFO L134 CoverageAnalysis]: Checked inductivity of 777 backedges. 0 proven. 770 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-17 01:06:32,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:06:32,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495624887] [2024-12-17 01:06:32,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495624887] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 01:06:32,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1994171739] [2024-12-17 01:06:32,279 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 01:06:32,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:06:32,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 01:06:32,281 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) [2024-12-17 01:06:32,282 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 [2024-12-17 01:06:32,324 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 01:06:32,324 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:06:32,326 INFO L256 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 130 conjuncts are in the unsatisfiable core [2024-12-17 01:06:32,327 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 01:06:36,912 INFO L134 CoverageAnalysis]: Checked inductivity of 777 backedges. 20 proven. 757 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:06:36,912 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 01:06:43,757 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 01:06:43,758 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 [2024-12-17 01:06:56,864 INFO L134 CoverageAnalysis]: Checked inductivity of 777 backedges. 145 proven. 632 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:06:56,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1994171739] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 01:06:56,864 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 01:06:56,864 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 35, 35] total 95 [2024-12-17 01:06:56,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431548249] [2024-12-17 01:06:56,864 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 01:06:56,865 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 96 states [2024-12-17 01:06:56,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 01:06:56,865 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2024-12-17 01:06:56,867 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=878, Invalid=8242, Unknown=0, NotChecked=0, Total=9120 [2024-12-17 01:06:56,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:06:56,867 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 01:06:56,867 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 96 states, 96 states have (on average 4.520833333333333) internal successors, (434), 95 states have internal predecessors, (434), 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) [2024-12-17 01:06:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:06:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:06:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:06:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:06:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:06:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:06:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:06:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:06:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:06:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:06:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:06:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:06:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-12-17 01:06:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-12-17 01:06:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 181 states. [2024-12-17 01:06:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 200 states. [2024-12-17 01:06:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 221 states. [2024-12-17 01:06:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2024-12-17 01:06:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:07:34,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:07:34,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:07:34,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:07:34,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:07:34,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:07:34,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:07:34,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:07:34,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:07:34,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:07:34,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:07:34,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:07:34,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:07:34,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-12-17 01:07:34,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-12-17 01:07:34,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 181 states. [2024-12-17 01:07:34,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 200 states. [2024-12-17 01:07:34,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 221 states. [2024-12-17 01:07:34,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2024-12-17 01:07:34,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 261 states. [2024-12-17 01:07:34,588 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2024-12-17 01:07:34,783 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,SelfDestructingSolverStorable33,SelfDestructingSolverStorable34,18 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:07:34,783 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)] === [2024-12-17 01:07:34,783 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:07:34,783 INFO L139 ounterexampleChecker]: Examining path program with hash 1323326818, occurence #5 [2024-12-17 01:07:34,783 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 01:07:34,783 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-12-17 01:07:34,783 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:07:34,783 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-12-17 01:07:34,791 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:07:34,792 INFO L85 PathProgramCache]: Analyzing trace with hash -197553902, now seen corresponding path program 1 times [2024-12-17 01:07:34,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:07:34,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141424941] [2024-12-17 01:07:34,792 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:07:34,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:07:34,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:07:34,793 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:07:34,793 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:07:34,793 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 01:07:34,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:07:34,801 INFO L85 PathProgramCache]: Analyzing trace with hash 337351328, now seen corresponding path program 1 times [2024-12-17 01:07:34,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:07:34,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823038641] [2024-12-17 01:07:34,801 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:07:34,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:07:34,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:07:34,802 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:07:34,802 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:07:34,802 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 19 is hopeless, skipping. [2024-12-17 01:07:34,802 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 25 is hopeless, skipping. [2024-12-17 01:07:34,802 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-12-17 01:07:34,802 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:07:34,802 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-12-17 01:07:34,802 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:07:34,802 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-12-17 01:07:34,802 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:07:34,802 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-12-17 01:07:34,802 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:07:34,802 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-12-17 01:07:34,802 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:07:34,802 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-12-17 01:07:34,802 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:07:34,803 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-12-17 01:07:34,803 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:07:34,803 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-12-17 01:07:34,803 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:07:34,803 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2024-12-17 01:07:34,803 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:07:34,803 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-12-17 01:07:34,803 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:07:34,803 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-12-17 01:07:34,803 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:07:34,803 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-12-17 01:07:34,803 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:07:34,803 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 79 is hopeless, skipping. [2024-12-17 01:07:34,803 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 158 [2024-12-17 01:07:34,803 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 01:07:34,803 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 01:07:34,803 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:07:34,803 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:07:34,803 INFO L85 PathProgramCache]: Analyzing trace with hash -418266703, now seen corresponding path program 15 times [2024-12-17 01:07:34,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:07:34,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310155396] [2024-12-17 01:07:34,803 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 01:07:34,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:07:34,825 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 14 check-sat command(s) [2024-12-17 01:07:34,826 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:07:37,454 INFO L134 CoverageAnalysis]: Checked inductivity of 848 backedges. 0 proven. 834 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-17 01:07:37,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:07:37,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310155396] [2024-12-17 01:07:37,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310155396] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 01:07:37,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [175440773] [2024-12-17 01:07:37,455 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 01:07:37,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:07:37,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 01:07:37,456 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) [2024-12-17 01:07:37,458 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 [2024-12-17 01:07:37,515 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 14 check-sat command(s) [2024-12-17 01:07:37,515 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:07:37,517 INFO L256 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 140 conjuncts are in the unsatisfiable core [2024-12-17 01:07:37,519 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 01:07:42,756 INFO L134 CoverageAnalysis]: Checked inductivity of 848 backedges. 20 proven. 828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:07:42,756 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 01:07:55,943 WARN L286 SmtUtils]: Spent 7.46s on a formula simplification. DAG size of input: 1123 DAG size of output: 1063 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-12-17 01:07:55,944 INFO L349 Elim1Store]: treesize reduction 128, result has 96.0 percent of original size [2024-12-17 01:07:55,945 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 35 select indices, 35 select index equivalence classes, 0 disjoint index pairs (out of 595 index pairs), introduced 35 new quantified variables, introduced 595 case distinctions, treesize of input 332 treesize of output 3196 [2024-12-17 01:08:28,414 INFO L134 CoverageAnalysis]: Checked inductivity of 848 backedges. 128 proven. 720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:08:28,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [175440773] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 01:08:28,415 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 01:08:28,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 37, 38] total 102 [2024-12-17 01:08:28,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008636725] [2024-12-17 01:08:28,415 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 01:08:28,415 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 103 states [2024-12-17 01:08:28,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 01:08:28,416 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 103 interpolants. [2024-12-17 01:08:28,417 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1292, Invalid=9214, Unknown=0, NotChecked=0, Total=10506 [2024-12-17 01:08:28,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:08:28,418 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 01:08:28,418 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 103 states, 103 states have (on average 4.330097087378641) internal successors, (446), 102 states have internal predecessors, (446), 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) [2024-12-17 01:08:28,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:08:28,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:08:28,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:08:28,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:08:28,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:08:28,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:08:28,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:08:28,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:08:28,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:08:28,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:08:28,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:08:28,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:08:28,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-12-17 01:08:28,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-12-17 01:08:28,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 181 states. [2024-12-17 01:08:28,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 200 states. [2024-12-17 01:08:28,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 221 states. [2024-12-17 01:08:28,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2024-12-17 01:08:28,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 261 states. [2024-12-17 01:08:28,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:09:21,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:09:21,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:09:21,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:09:21,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:09:21,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:09:21,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:09:21,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:09:21,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:09:21,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:09:21,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:09:21,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:09:21,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:09:21,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-12-17 01:09:21,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-12-17 01:09:21,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 181 states. [2024-12-17 01:09:21,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 200 states. [2024-12-17 01:09:21,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 221 states. [2024-12-17 01:09:21,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2024-12-17 01:09:21,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 261 states. [2024-12-17 01:09:21,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 291 states. [2024-12-17 01:09:21,041 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2024-12-17 01:09:21,235 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35,SelfDestructingSolverStorable36,SelfDestructingSolverStorable37 [2024-12-17 01:09:21,235 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)] === [2024-12-17 01:09:21,236 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:09:21,236 INFO L139 ounterexampleChecker]: Examining path program with hash 595917162, occurence #6 [2024-12-17 01:09:21,236 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 01:09:21,236 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-12-17 01:09:21,236 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:09:21,236 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-12-17 01:09:21,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:09:21,245 INFO L85 PathProgramCache]: Analyzing trace with hash -197552942, now seen corresponding path program 1 times [2024-12-17 01:09:21,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:09:21,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751928153] [2024-12-17 01:09:21,245 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:09:21,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:09:21,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:09:21,248 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:09:21,248 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:09:21,248 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 01:09:21,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:09:21,257 INFO L85 PathProgramCache]: Analyzing trace with hash 337352288, now seen corresponding path program 1 times [2024-12-17 01:09:21,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:09:21,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24328629] [2024-12-17 01:09:21,257 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:09:21,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:09:21,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:09:21,258 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:09:21,258 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:09:21,258 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 19 is hopeless, skipping. [2024-12-17 01:09:21,258 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 25 is hopeless, skipping. [2024-12-17 01:09:21,259 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-12-17 01:09:21,259 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:09:21,259 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-12-17 01:09:21,259 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:09:21,259 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-12-17 01:09:21,259 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:09:21,259 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-12-17 01:09:21,259 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:09:21,259 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-12-17 01:09:21,259 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:09:21,259 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-12-17 01:09:21,259 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:09:21,259 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-12-17 01:09:21,259 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:09:21,259 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-12-17 01:09:21,259 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:09:21,259 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2024-12-17 01:09:21,259 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:09:21,259 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-12-17 01:09:21,259 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:09:21,259 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-12-17 01:09:21,259 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:09:21,259 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-12-17 01:09:21,259 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:09:21,259 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 80 [2024-12-17 01:09:21,259 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:09:21,259 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 84 [2024-12-17 01:09:21,259 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:09:21,259 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 87 is hopeless, skipping. [2024-12-17 01:09:21,259 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 172 [2024-12-17 01:09:21,259 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 01:09:21,259 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 01:09:21,259 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:09:21,260 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:09:21,260 INFO L85 PathProgramCache]: Analyzing trace with hash -654608077, now seen corresponding path program 16 times [2024-12-17 01:09:21,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:09:21,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965947619] [2024-12-17 01:09:21,260 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 01:09:21,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:09:21,283 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 01:09:21,283 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:09:24,678 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 1017 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-17 01:09:24,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:09:24,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965947619] [2024-12-17 01:09:24,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [965947619] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 01:09:24,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1189464387] [2024-12-17 01:09:24,679 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 01:09:24,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:09:24,679 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 01:09:24,681 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) [2024-12-17 01:09:24,681 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 [2024-12-17 01:09:24,728 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 01:09:24,728 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:09:24,729 INFO L256 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 146 conjuncts are in the unsatisfiable core [2024-12-17 01:09:24,731 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 01:09:31,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 20 proven. 1004 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:09:31,455 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 01:09:41,488 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 01:09:41,489 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 [2024-12-17 01:09:58,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 197 proven. 827 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:09:58,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1189464387] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 01:09:58,365 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 01:09:58,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 39, 39] total 107 [2024-12-17 01:09:58,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598184772] [2024-12-17 01:09:58,365 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 01:09:58,365 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 108 states [2024-12-17 01:09:58,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 01:09:58,366 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 108 interpolants. [2024-12-17 01:09:58,367 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1066, Invalid=10490, Unknown=0, NotChecked=0, Total=11556 [2024-12-17 01:09:58,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:09:58,367 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 01:09:58,367 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 108 states, 108 states have (on average 4.574074074074074) internal successors, (494), 107 states have internal predecessors, (494), 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) [2024-12-17 01:09:58,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:09:58,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:09:58,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:09:58,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:09:58,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:09:58,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:09:58,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:09:58,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:09:58,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:09:58,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:09:58,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:09:58,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:09:58,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-12-17 01:09:58,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-12-17 01:09:58,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 181 states. [2024-12-17 01:09:58,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 200 states. [2024-12-17 01:09:58,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 221 states. [2024-12-17 01:09:58,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2024-12-17 01:09:58,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 261 states. [2024-12-17 01:09:58,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 291 states. [2024-12-17 01:09:58,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:10:51,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:10:51,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:10:51,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:10:51,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:10:51,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:10:51,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:10:51,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:10:51,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:10:51,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:10:51,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:10:51,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:10:51,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:10:51,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-12-17 01:10:51,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-12-17 01:10:51,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 181 states. [2024-12-17 01:10:51,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 200 states. [2024-12-17 01:10:51,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 221 states. [2024-12-17 01:10:51,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2024-12-17 01:10:51,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 261 states. [2024-12-17 01:10:51,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 291 states. [2024-12-17 01:10:51,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 301 states. [2024-12-17 01:10:51,286 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2024-12-17 01:10:51,479 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,SelfDestructingSolverStorable40,SelfDestructingSolverStorable38,SelfDestructingSolverStorable39 [2024-12-17 01:10:51,480 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)] === [2024-12-17 01:10:51,480 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:10:51,480 INFO L139 ounterexampleChecker]: Examining path program with hash 1323326818, occurence #6 [2024-12-17 01:10:51,480 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 01:10:51,480 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-12-17 01:10:51,480 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:10:51,480 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-12-17 01:10:51,488 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:10:51,488 INFO L85 PathProgramCache]: Analyzing trace with hash -197551958, now seen corresponding path program 1 times [2024-12-17 01:10:51,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:10:51,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686593948] [2024-12-17 01:10:51,488 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:10:51,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:10:51,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:10:51,490 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:10:51,490 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:10:51,490 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 01:10:51,498 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:10:51,498 INFO L85 PathProgramCache]: Analyzing trace with hash 337353272, now seen corresponding path program 1 times [2024-12-17 01:10:51,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:10:51,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104524027] [2024-12-17 01:10:51,498 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:10:51,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:10:51,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:10:51,499 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:10:51,499 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:10:51,499 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 19 is hopeless, skipping. [2024-12-17 01:10:51,499 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 25 is hopeless, skipping. [2024-12-17 01:10:51,499 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-12-17 01:10:51,499 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:10:51,499 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-12-17 01:10:51,499 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:10:51,499 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-12-17 01:10:51,499 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:10:51,499 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-12-17 01:10:51,499 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:10:51,499 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-12-17 01:10:51,499 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:10:51,499 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-12-17 01:10:51,499 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:10:51,499 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-12-17 01:10:51,499 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:10:51,499 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-12-17 01:10:51,499 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:10:51,499 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2024-12-17 01:10:51,499 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:10:51,499 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-12-17 01:10:51,500 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:10:51,500 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-12-17 01:10:51,500 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:10:51,500 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-12-17 01:10:51,500 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:10:51,500 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 80 [2024-12-17 01:10:51,500 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:10:51,500 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 84 [2024-12-17 01:10:51,500 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:10:51,500 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 87 is hopeless, skipping. [2024-12-17 01:10:51,500 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 178 [2024-12-17 01:10:51,500 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 01:10:51,500 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 01:10:51,500 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:10:51,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:10:51,500 INFO L85 PathProgramCache]: Analyzing trace with hash 147950509, now seen corresponding path program 17 times [2024-12-17 01:10:51,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:10:51,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134272845] [2024-12-17 01:10:51,500 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 01:10:51,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:10:51,570 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2024-12-17 01:10:51,571 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:10:54,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1106 backedges. 0 proven. 1092 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-17 01:10:54,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:10:54,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134272845] [2024-12-17 01:10:54,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134272845] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 01:10:54,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1450498228] [2024-12-17 01:10:54,852 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 01:10:54,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:10:54,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 01:10:54,854 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) [2024-12-17 01:10:54,854 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 [2024-12-17 01:10:54,909 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2024-12-17 01:10:54,909 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:10:54,911 INFO L256 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 161 conjuncts are in the unsatisfiable core [2024-12-17 01:10:54,913 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 01:11:02,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1106 backedges. 20 proven. 1086 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:11:02,465 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 01:11:09,437 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,438 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,438 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,439 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,439 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,442 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,444 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,444 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,446 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,446 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,447 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,447 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,447 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,448 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,448 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,448 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,449 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,449 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,449 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,450 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,450 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,450 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,450 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,451 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,461 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,462 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,463 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,463 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,463 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,464 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,464 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,464 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,465 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,466 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,466 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,467 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,468 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,470 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,472 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,473 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,475 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,482 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,484 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,484 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,484 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,485 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,485 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,486 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,486 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,487 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,488 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,488 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,489 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,489 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,490 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,491 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,491 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,491 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,491 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,492 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,493 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,493 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,494 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,494 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,496 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,496 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,496 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,497 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,497 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,497 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,499 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,499 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,500 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,501 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,501 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,502 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,502 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,502 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,503 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,503 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,504 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,504 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,505 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,505 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,505 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,506 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,507 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,507 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,508 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,508 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,508 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,509 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,509 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,510 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,510 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,510 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,511 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,516 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,521 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,522 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,523 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,523 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,524 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,524 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,526 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,528 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,530 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,532 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,535 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,536 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,537 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,537 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,537 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,538 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,538 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,539 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,539 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,540 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,540 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,540 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,541 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,544 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,546 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,548 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,548 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,549 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,549 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,550 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,551 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,553 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,553 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,554 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,555 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,555 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,556 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,556 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,556 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,556 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,557 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,557 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,558 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,558 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,558 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,559 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,560 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,561 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,561 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,563 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,564 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,567 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,568 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,568 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,569 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,569 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,570 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,570 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,570 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,571 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,573 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,574 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,574 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,575 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,576 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,578 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,578 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,581 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,581 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,582 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,583 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,583 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,583 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-17 01:11:09,584 INFO L224 Elim1Store]: Index analysis took 146 ms [2024-12-17 01:11:11,018 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 01:11:11,019 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 38 select indices, 38 select index equivalence classes, 513 disjoint index pairs (out of 703 index pairs), introduced 38 new quantified variables, introduced 190 case distinctions, treesize of input 364 treesize of output 2004 [2024-12-17 01:11:13,665 INFO L134 CoverageAnalysis]: Checked inductivity of 1106 backedges. 177 proven. 929 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:11:13,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1450498228] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 01:11:13,665 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 01:11:13,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 43, 41] total 115 [2024-12-17 01:11:13,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578931666] [2024-12-17 01:11:13,665 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 01:11:13,666 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 116 states [2024-12-17 01:11:13,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 01:11:13,666 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 116 interpolants. [2024-12-17 01:11:13,667 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1524, Invalid=11816, Unknown=0, NotChecked=0, Total=13340 [2024-12-17 01:11:13,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:11:13,667 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 01:11:13,667 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 116 states, 116 states have (on average 4.362068965517241) internal successors, (506), 115 states have internal predecessors, (506), 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) [2024-12-17 01:11:13,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:11:13,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:11:13,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:11:13,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:11:13,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:11:13,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:11:13,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:11:13,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:11:13,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:11:13,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:11:13,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:11:13,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:11:13,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-12-17 01:11:13,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-12-17 01:11:13,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 181 states. [2024-12-17 01:11:13,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 200 states. [2024-12-17 01:11:13,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 221 states. [2024-12-17 01:11:13,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2024-12-17 01:11:13,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 261 states. [2024-12-17 01:11:13,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 291 states. [2024-12-17 01:11:13,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 301 states. [2024-12-17 01:11:13,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:12:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:12:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:12:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:12:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:12:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:12:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:12:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:12:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:12:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:12:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:12:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:12:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:12:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-12-17 01:12:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-12-17 01:12:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 181 states. [2024-12-17 01:12:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 200 states. [2024-12-17 01:12:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 221 states. [2024-12-17 01:12:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2024-12-17 01:12:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 261 states. [2024-12-17 01:12:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 291 states. [2024-12-17 01:12:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 301 states. [2024-12-17 01:12:01,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 277 states. [2024-12-17 01:12:01,889 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2024-12-17 01:12:02,084 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,SelfDestructingSolverStorable42,SelfDestructingSolverStorable43,21 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:12:02,084 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 01:12:02,084 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:12:02,084 INFO L139 ounterexampleChecker]: Examining path program with hash 595917162, occurence #7 [2024-12-17 01:12:02,084 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 01:12:02,084 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-12-17 01:12:02,084 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:12:02,084 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-12-17 01:12:02,092 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:12:02,092 INFO L85 PathProgramCache]: Analyzing trace with hash -197551046, now seen corresponding path program 1 times [2024-12-17 01:12:02,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:12:02,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95312206] [2024-12-17 01:12:02,093 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:12:02,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:12:02,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:12:02,094 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:12:02,094 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:12:02,094 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 01:12:02,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:12:02,102 INFO L85 PathProgramCache]: Analyzing trace with hash 337354184, now seen corresponding path program 1 times [2024-12-17 01:12:02,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:12:02,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368220010] [2024-12-17 01:12:02,102 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:12:02,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:12:02,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:12:02,103 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:12:02,103 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:12:02,103 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 19 is hopeless, skipping. [2024-12-17 01:12:02,103 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 25 is hopeless, skipping. [2024-12-17 01:12:02,103 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-12-17 01:12:02,103 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:12:02,103 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-12-17 01:12:02,103 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:12:02,103 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-12-17 01:12:02,103 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:12:02,103 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-12-17 01:12:02,103 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:12:02,103 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-12-17 01:12:02,103 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:12:02,103 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-12-17 01:12:02,104 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:12:02,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-12-17 01:12:02,104 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:12:02,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-12-17 01:12:02,104 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:12:02,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2024-12-17 01:12:02,104 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:12:02,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-12-17 01:12:02,104 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:12:02,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-12-17 01:12:02,104 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:12:02,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-12-17 01:12:02,104 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:12:02,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 80 [2024-12-17 01:12:02,104 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:12:02,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 84 [2024-12-17 01:12:02,104 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:12:02,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-12-17 01:12:02,104 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:12:02,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 92 [2024-12-17 01:12:02,104 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:12:02,104 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 95 is hopeless, skipping. [2024-12-17 01:12:02,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 192 [2024-12-17 01:12:02,104 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 01:12:02,104 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 01:12:02,104 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:12:02,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:12:02,104 INFO L85 PathProgramCache]: Analyzing trace with hash -1737813457, now seen corresponding path program 18 times [2024-12-17 01:12:02,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:12:02,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282959974] [2024-12-17 01:12:02,105 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 01:12:02,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:12:02,127 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 17 check-sat command(s) [2024-12-17 01:12:02,127 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:12:06,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1307 backedges. 6 proven. 1300 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-17 01:12:06,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:12:06,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282959974] [2024-12-17 01:12:06,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1282959974] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 01:12:06,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [84519839] [2024-12-17 01:12:06,371 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 01:12:06,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:12:06,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 01:12:06,372 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) [2024-12-17 01:12:06,373 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 [2024-12-17 01:12:06,436 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 17 check-sat command(s) [2024-12-17 01:12:06,436 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:12:06,439 INFO L256 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 162 conjuncts are in the unsatisfiable core [2024-12-17 01:12:06,441 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 01:12:15,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1307 backedges. 20 proven. 1287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:12:15,033 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 01:12:28,345 WARN L286 SmtUtils]: Spent 5.46s on a formula simplification that was a NOOP. DAG size: 1339 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-12-17 01:12:28,345 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 01:12:28,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 40 select indices, 40 select index equivalence classes, 0 disjoint index pairs (out of 780 index pairs), introduced 40 new quantified variables, introduced 780 case distinctions, treesize of input 384 treesize of output 4110 [2024-12-17 01:12:40,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1307 backedges. 257 proven. 1050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:12:40,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [84519839] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 01:12:40,050 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 01:12:40,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 43, 43] total 123 [2024-12-17 01:12:40,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371150082] [2024-12-17 01:12:40,050 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 01:12:40,051 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 124 states [2024-12-17 01:12:40,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 01:12:40,052 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 124 interpolants. [2024-12-17 01:12:40,052 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1669, Invalid=13583, Unknown=0, NotChecked=0, Total=15252 [2024-12-17 01:12:40,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:12:40,052 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 01:12:40,053 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 124 states, 124 states have (on average 4.540322580645161) internal successors, (563), 123 states have internal predecessors, (563), 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) [2024-12-17 01:12:40,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:12:40,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:12:40,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:12:40,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:12:40,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:12:40,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:12:40,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:12:40,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:12:40,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:12:40,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:12:40,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:12:40,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:12:40,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-12-17 01:12:40,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-12-17 01:12:40,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 181 states. [2024-12-17 01:12:40,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 200 states. [2024-12-17 01:12:40,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 221 states. [2024-12-17 01:12:40,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2024-12-17 01:12:40,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 261 states. [2024-12-17 01:12:40,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 291 states. [2024-12-17 01:12:40,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 301 states. [2024-12-17 01:12:40,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 277 states. [2024-12-17 01:12:40,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:13:46,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:13:46,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:13:46,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:13:46,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:13:46,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:13:46,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:13:46,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:13:46,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:13:46,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:13:46,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:13:46,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:13:46,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:13:46,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-12-17 01:13:46,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-12-17 01:13:46,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 181 states. [2024-12-17 01:13:46,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 200 states. [2024-12-17 01:13:46,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 221 states. [2024-12-17 01:13:46,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2024-12-17 01:13:46,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 261 states. [2024-12-17 01:13:46,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 291 states. [2024-12-17 01:13:46,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 301 states. [2024-12-17 01:13:46,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 277 states. [2024-12-17 01:13:46,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 341 states. [2024-12-17 01:13:46,894 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2024-12-17 01:13:47,089 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,SelfDestructingSolverStorable44,SelfDestructingSolverStorable45,SelfDestructingSolverStorable46 [2024-12-17 01:13:47,089 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 01:13:47,089 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:13:47,089 INFO L139 ounterexampleChecker]: Examining path program with hash 1323326818, occurence #7 [2024-12-17 01:13:47,089 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 01:13:47,090 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-12-17 01:13:47,090 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:13:47,090 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-12-17 01:13:47,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:13:47,098 INFO L85 PathProgramCache]: Analyzing trace with hash -197549930, now seen corresponding path program 1 times [2024-12-17 01:13:47,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:13:47,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452339776] [2024-12-17 01:13:47,098 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:13:47,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:13:47,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:13:47,099 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:13:47,099 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:13:47,099 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 01:13:47,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:13:47,108 INFO L85 PathProgramCache]: Analyzing trace with hash 337355300, now seen corresponding path program 1 times [2024-12-17 01:13:47,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:13:47,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343681663] [2024-12-17 01:13:47,108 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:13:47,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:13:47,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:13:47,109 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:13:47,110 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:13:47,110 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 19 is hopeless, skipping. [2024-12-17 01:13:47,110 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 25 is hopeless, skipping. [2024-12-17 01:13:47,110 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-12-17 01:13:47,110 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:13:47,110 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-12-17 01:13:47,110 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:13:47,110 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-12-17 01:13:47,110 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:13:47,110 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-12-17 01:13:47,110 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:13:47,110 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-12-17 01:13:47,110 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:13:47,110 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-12-17 01:13:47,110 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:13:47,110 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-12-17 01:13:47,110 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:13:47,110 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-12-17 01:13:47,110 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:13:47,110 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2024-12-17 01:13:47,110 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:13:47,110 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-12-17 01:13:47,110 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:13:47,110 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-12-17 01:13:47,110 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:13:47,110 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-12-17 01:13:47,110 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:13:47,110 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 80 [2024-12-17 01:13:47,110 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:13:47,110 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 84 [2024-12-17 01:13:47,110 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:13:47,110 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-12-17 01:13:47,110 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:13:47,110 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 92 [2024-12-17 01:13:47,110 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:13:47,110 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 95 is hopeless, skipping. [2024-12-17 01:13:47,111 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 198 [2024-12-17 01:13:47,111 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 01:13:47,111 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 01:13:47,111 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:13:47,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:13:47,111 INFO L85 PathProgramCache]: Analyzing trace with hash -19826775, now seen corresponding path program 19 times [2024-12-17 01:13:47,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:13:47,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055276712] [2024-12-17 01:13:47,111 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 01:13:47,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:13:47,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 01:13:52,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1400 backedges. 0 proven. 1393 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-17 01:13:52,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:13:52,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055276712] [2024-12-17 01:13:52,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055276712] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 01:13:52,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [165011430] [2024-12-17 01:13:52,159 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 01:13:52,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:13:52,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 01:13:52,160 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 01:13:52,162 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-12-17 01:13:52,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 01:13:52,218 INFO L256 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 170 conjuncts are in the unsatisfiable core [2024-12-17 01:13:52,220 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 01:14:02,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1400 backedges. 20 proven. 1380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:14:02,055 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 01:14:17,495 WARN L286 SmtUtils]: Spent 6.45s on a formula simplification that was a NOOP. DAG size: 1469 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-12-17 01:14:17,495 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 01:14:17,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 42 select indices, 42 select index equivalence classes, 0 disjoint index pairs (out of 861 index pairs), introduced 42 new quantified variables, introduced 861 case distinctions, treesize of input 402 treesize of output 4524 [2024-12-17 01:14:39,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1400 backedges. 234 proven. 1166 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:14:39,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [165011430] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 01:14:39,005 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 01:14:39,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 45, 45] total 125 [2024-12-17 01:14:39,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947436203] [2024-12-17 01:14:39,005 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 01:14:39,006 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 126 states [2024-12-17 01:14:39,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 01:14:39,007 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 126 interpolants. [2024-12-17 01:14:39,007 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1358, Invalid=14392, Unknown=0, NotChecked=0, Total=15750 [2024-12-17 01:14:39,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:14:39,007 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 01:14:39,008 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 126 states, 126 states have (on average 4.5396825396825395) internal successors, (572), 125 states have internal predecessors, (572), 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) [2024-12-17 01:14:39,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:14:39,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:14:39,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:14:39,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:14:39,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:14:39,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:14:39,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:14:39,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:14:39,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:14:39,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:14:39,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:14:39,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:14:39,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-12-17 01:14:39,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-12-17 01:14:39,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 181 states. [2024-12-17 01:14:39,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 200 states. [2024-12-17 01:14:39,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 221 states. [2024-12-17 01:14:39,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2024-12-17 01:14:39,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 261 states. [2024-12-17 01:14:39,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 291 states. [2024-12-17 01:14:39,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 301 states. [2024-12-17 01:14:39,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 277 states. [2024-12-17 01:14:39,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 341 states. [2024-12-17 01:14:39,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 01:15:57,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:15:57,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 01:15:57,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:15:57,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 01:15:57,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:15:57,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 01:15:57,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 01:15:57,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-17 01:15:57,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-12-17 01:15:57,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-12-17 01:15:57,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-12-17 01:15:57,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-12-17 01:15:57,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-12-17 01:15:57,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-12-17 01:15:57,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 181 states. [2024-12-17 01:15:57,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 200 states. [2024-12-17 01:15:57,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 221 states. [2024-12-17 01:15:57,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2024-12-17 01:15:57,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 261 states. [2024-12-17 01:15:57,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 291 states. [2024-12-17 01:15:57,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 301 states. [2024-12-17 01:15:57,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 277 states. [2024-12-17 01:15:57,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 341 states. [2024-12-17 01:15:57,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 361 states. [2024-12-17 01:15:57,372 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2024-12-17 01:15:57,567 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47,SelfDestructingSolverStorable48,SelfDestructingSolverStorable49 [2024-12-17 01:15:57,567 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 01:15:57,567 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 01:15:57,567 INFO L139 ounterexampleChecker]: Examining path program with hash 595917162, occurence #8 [2024-12-17 01:15:57,567 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 01:15:57,567 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-12-17 01:15:57,567 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:15:57,568 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-12-17 01:15:57,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:15:57,576 INFO L85 PathProgramCache]: Analyzing trace with hash -197548746, now seen corresponding path program 1 times [2024-12-17 01:15:57,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:15:57,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281474764] [2024-12-17 01:15:57,576 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:15:57,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:15:57,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:15:57,578 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:15:57,578 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:15:57,578 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 01:15:57,585 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:15:57,586 INFO L85 PathProgramCache]: Analyzing trace with hash 337356484, now seen corresponding path program 1 times [2024-12-17 01:15:57,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 01:15:57,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950012523] [2024-12-17 01:15:57,586 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 01:15:57,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:15:57,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 01:15:57,587 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 01:15:57,587 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 01:15:57,587 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 19 is hopeless, skipping. [2024-12-17 01:15:57,587 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 25 is hopeless, skipping. [2024-12-17 01:15:57,587 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-12-17 01:15:57,587 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:15:57,587 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-12-17 01:15:57,587 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:15:57,587 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-12-17 01:15:57,587 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:15:57,587 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-12-17 01:15:57,587 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:15:57,587 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-12-17 01:15:57,587 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:15:57,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-12-17 01:15:57,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:15:57,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-12-17 01:15:57,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:15:57,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-12-17 01:15:57,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:15:57,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2024-12-17 01:15:57,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:15:57,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-12-17 01:15:57,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:15:57,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-12-17 01:15:57,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:15:57,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-12-17 01:15:57,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:15:57,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 80 [2024-12-17 01:15:57,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:15:57,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 84 [2024-12-17 01:15:57,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:15:57,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-12-17 01:15:57,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:15:57,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 92 [2024-12-17 01:15:57,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:15:57,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 96 [2024-12-17 01:15:57,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:15:57,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 100 [2024-12-17 01:15:57,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 01:15:57,588 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 103 is hopeless, skipping. [2024-12-17 01:15:57,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 212 [2024-12-17 01:15:57,588 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 01:15:57,588 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 01:15:57,588 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 01:15:57,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 01:15:57,589 INFO L85 PathProgramCache]: Analyzing trace with hash -1249686229, now seen corresponding path program 20 times [2024-12-17 01:15:57,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 01:15:57,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509824217] [2024-12-17 01:15:57,589 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 01:15:57,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 01:15:57,619 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 01:15:57,619 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:16:04,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1626 backedges. 0 proven. 1619 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-17 01:16:04,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 01:16:04,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509824217] [2024-12-17 01:16:04,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509824217] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 01:16:04,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [155594621] [2024-12-17 01:16:04,550 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 01:16:04,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:16:04,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 01:16:04,559 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 01:16:04,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-12-17 01:16:04,611 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 01:16:04,611 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 01:16:04,614 INFO L256 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 178 conjuncts are in the unsatisfiable core [2024-12-17 01:16:04,616 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 01:16:16,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1626 backedges. 20 proven. 1606 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 01:16:16,139 INFO L312 TraceCheckSpWp]: Computing backward predicates... Received shutdown request... [2024-12-17 01:16:28,007 WARN L228 SmtUtils]: Removed 314 from assertion stack [2024-12-17 01:16:28,009 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2024-12-17 01:16:28,012 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 [2024-12-17 01:16:28,012 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-12-17 01:16:28,014 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 [2024-12-17 01:16:28,015 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2024-12-17 01:16:28,209 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,SelfDestructingSolverStorable51,SelfDestructingSolverStorable52,24 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 01:16:28,210 WARN L596 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 216 with TraceHistMax 40,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 1605 for 1548ms.. [2024-12-17 01:16:28,211 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-12-17 01:16:28,211 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-12-17 01:16:28,211 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-12-17 01:16:28,219 INFO L422 BasicCegarLoop]: Path program histogram: [20, 3, 1, 1] [2024-12-17 01:16:28,221 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-12-17 01:16:28,221 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-17 01:16:28,294 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-12-17 01:16:28,295 INFO L201 PluginConnector]: Adding new model send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 01:16:28 BasicIcfg [2024-12-17 01:16:28,295 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-17 01:16:28,296 INFO L158 Benchmark]: Toolchain (without parser) took 828692.80ms. Allocated memory was 167.8MB in the beginning and 3.7GB in the end (delta: 3.5GB). Free memory was 97.3MB in the beginning and 3.0GB in the end (delta: -2.9GB). Peak memory consumption was 2.1GB. Max. memory is 16.0GB. [2024-12-17 01:16:28,296 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.19ms. Allocated memory is still 167.8MB. Free memory is still 98.4MB. There was no memory consumed. Max. memory is 16.0GB. [2024-12-17 01:16:28,296 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.15ms. Allocated memory is still 167.8MB. Free memory was 97.3MB in the beginning and 96.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.0GB. [2024-12-17 01:16:28,296 INFO L158 Benchmark]: Boogie Preprocessor took 12.48ms. Allocated memory is still 167.8MB. Free memory is still 96.2MB. There was no memory consumed. Max. memory is 16.0GB. [2024-12-17 01:16:28,297 INFO L158 Benchmark]: RCFGBuilder took 156.58ms. Allocated memory is still 167.8MB. Free memory was 96.2MB in the beginning and 85.2MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.0GB. [2024-12-17 01:16:28,297 INFO L158 Benchmark]: TraceAbstraction took 828501.17ms. Allocated memory was 167.8MB in the beginning and 3.7GB in the end (delta: 3.5GB). Free memory was 85.2MB in the beginning and 3.0GB in the end (delta: -2.9GB). Peak memory consumption was 2.1GB. Max. memory is 16.0GB. [2024-12-17 01:16:28,297 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 0.19ms. Allocated memory is still 167.8MB. Free memory is still 98.4MB. There was no memory consumed. Max. memory is 16.0GB. * Boogie Procedure Inliner took 19.15ms. Allocated memory is still 167.8MB. Free memory was 97.3MB in the beginning and 96.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.0GB. * Boogie Preprocessor took 12.48ms. Allocated memory is still 167.8MB. Free memory is still 96.2MB. There was no memory consumed. Max. memory is 16.0GB. * RCFGBuilder took 156.58ms. Allocated memory is still 167.8MB. Free memory was 96.2MB in the beginning and 85.2MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.0GB. * TraceAbstraction took 828501.17ms. Allocated memory was 167.8MB in the beginning and 3.7GB in the end (delta: 3.5GB). Free memory was 85.2MB in the beginning and 3.0GB in the end (delta: -2.9GB). Peak memory consumption was 2.1GB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 847704, independent: 706483, independent conditional: 706211, independent unconditional: 272, dependent: 141221, dependent conditional: 141213, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 784488, independent: 706483, independent conditional: 706211, independent unconditional: 272, dependent: 78005, dependent conditional: 77997, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 784488, independent: 706483, independent conditional: 706211, independent unconditional: 272, dependent: 78005, dependent conditional: 77997, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2313075, independent: 706483, independent conditional: 706211, independent unconditional: 272, dependent: 1606592, dependent conditional: 1606584, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2313075, independent: 706483, independent conditional: 5736, independent unconditional: 700747, dependent: 1606592, dependent conditional: 747236, dependent unconditional: 859356, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2313075, independent: 706483, independent conditional: 5736, independent unconditional: 700747, dependent: 1606592, dependent conditional: 747236, dependent unconditional: 859356, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5746, independent: 2401, independent conditional: 2158, independent unconditional: 243, dependent: 3345, dependent conditional: 3334, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5746, independent: 239, independent conditional: 0, independent unconditional: 239, dependent: 5507, dependent conditional: 0, dependent unconditional: 5507, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 5507, independent: 2162, independent conditional: 2158, independent unconditional: 4, dependent: 3345, dependent conditional: 3334, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 5507, independent: 2162, independent conditional: 2158, independent unconditional: 4, dependent: 3345, dependent conditional: 3334, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 41065, independent: 15258, independent conditional: 15197, independent unconditional: 61, dependent: 25808, dependent conditional: 25555, dependent unconditional: 253, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 28, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 2313075, independent: 704082, independent conditional: 3578, independent unconditional: 700504, dependent: 1603247, dependent conditional: 743902, dependent unconditional: 859345, unknown: 5746, unknown conditional: 5492, unknown unconditional: 254] , Statistics on independence cache: Total cache size (in pairs): 5774, Positive cache size: 2429, Positive conditional cache size: 2186, Positive unconditional cache size: 243, Negative cache size: 3345, Negative conditional cache size: 3334, Negative unconditional cache size: 11, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1559823, Maximal queried relation: 24, Independence queries for same thread: 63216, Persistent sets #1 benchmarks: Persistent set computation time: 0.3s, Number of persistent set computation: 41, Number of trivial persistent sets: 30, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 280, independent: 272, independent conditional: 0, independent unconditional: 272, 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: 847704, independent: 706483, independent conditional: 706211, independent unconditional: 272, dependent: 141221, dependent conditional: 141213, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 784488, independent: 706483, independent conditional: 706211, independent unconditional: 272, dependent: 78005, dependent conditional: 77997, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 784488, independent: 706483, independent conditional: 706211, independent unconditional: 272, dependent: 78005, dependent conditional: 77997, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2313075, independent: 706483, independent conditional: 706211, independent unconditional: 272, dependent: 1606592, dependent conditional: 1606584, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2313075, independent: 706483, independent conditional: 5736, independent unconditional: 700747, dependent: 1606592, dependent conditional: 747236, dependent unconditional: 859356, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2313075, independent: 706483, independent conditional: 5736, independent unconditional: 700747, dependent: 1606592, dependent conditional: 747236, dependent unconditional: 859356, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5746, independent: 2401, independent conditional: 2158, independent unconditional: 243, dependent: 3345, dependent conditional: 3334, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5746, independent: 239, independent conditional: 0, independent unconditional: 239, dependent: 5507, dependent conditional: 0, dependent unconditional: 5507, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 5507, independent: 2162, independent conditional: 2158, independent unconditional: 4, dependent: 3345, dependent conditional: 3334, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 5507, independent: 2162, independent conditional: 2158, independent unconditional: 4, dependent: 3345, dependent conditional: 3334, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 41065, independent: 15258, independent conditional: 15197, independent unconditional: 61, dependent: 25808, dependent conditional: 25555, dependent unconditional: 253, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 28, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 2313075, independent: 704082, independent conditional: 3578, independent unconditional: 700504, dependent: 1603247, dependent conditional: 743902, dependent unconditional: 859345, unknown: 5746, unknown conditional: 5492, unknown unconditional: 254] , Statistics on independence cache: Total cache size (in pairs): 5774, Positive cache size: 2429, Positive conditional cache size: 2186, Positive unconditional cache size: 243, Negative cache size: 3345, Negative conditional cache size: 3334, Negative unconditional cache size: 11, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1559823, Maximal queried relation: 24, Independence queries for same thread: 63216 - TimeoutResultAtElement [Line: 69]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 216 with TraceHistMax 40,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 1605 for 1548ms.. - 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 216 with TraceHistMax 40,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 1605 for 1548ms.. - 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 216 with TraceHistMax 40,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 1605 for 1548ms.. - 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 216 with TraceHistMax 40,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 1605 for 1548ms.. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 35 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 828.3s, OverallIterations: 25, TraceHistogramMax: 0, PathProgramHistogramMax: 20, EmptinessCheckTime: 476.0s, 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: 3384, 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, 315.6s InterpolantComputationTime, 4385 NumberOfCodeBlocks, 4385 NumberOfCodeBlocksAsserted, 237 NumberOfCheckSat, 6468 ConstructedInterpolants, 121 QuantifiedInterpolants, 478868 SizeOfPredicates, 60 NumberOfNonLiveVariables, 4716 ConjunctsInSsa, 1835 ConjunctsInUnsatCore, 65 InterpolantComputations, 4 PerfectInterpolantSequences, 2054/28752 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: SuccessfulCommutativityProofs: 0, ConComChecker Statistics: CheckTime [ms]: 302, ConditionCalculationTime [ms]: 241, ConditionCalculations: 192, QuantifiedConditions: 0, TraceChecks: 28, UnknownTraceChecks: 0, ImperfectProofs: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown