/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 --traceabstraction.use.conditional.por.in.concurrent.analysis true --traceabstraction.commutativity.condition.synthesis SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerBplInline.xml -s ../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/test/hard1.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-dev-ebd4107-m [2025-01-22 21:53:08,470 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-22 21:53:08,524 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 [2025-01-22 21:53:08,528 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-22 21:53:08,528 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-22 21:53:08,541 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-22 21:53:08,542 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-22 21:53:08,542 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-22 21:53:08,542 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-22 21:53:08,542 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-22 21:53:08,542 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-22 21:53:08,543 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-22 21:53:08,543 INFO L153 SettingsManager]: * Use SBE=true [2025-01-22 21:53:08,543 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-22 21:53:08,543 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-22 21:53:08,543 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-22 21:53:08,543 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-22 21:53:08,543 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-22 21:53:08,543 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-22 21:53:08,543 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-22 21:53:08,543 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-22 21:53:08,543 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-22 21:53:08,543 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-22 21:53:08,543 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-22 21:53:08,543 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-22 21:53:08,543 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-22 21:53:08,544 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-22 21:53:08,544 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-22 21:53:08,544 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-22 21:53:08,544 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-22 21:53:08,544 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-01-22 21:53:08,544 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-22 21:53:08,544 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-22 21:53:08,544 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-22 21:53:08,544 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-01-22 21:53:08,544 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-22 21:53:08,544 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-22 21:53:08,544 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-01-22 21:53:08,544 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-22 21:53:08,544 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-22 21:53:08,544 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-01-22 21:53:08,544 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-01-22 21:53:08,545 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-01-22 21:53:08,545 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use conditional POR in concurrent analysis -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> SUFFICIENT [2025-01-22 21:53:08,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-22 21:53:08,803 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-22 21:53:08,805 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-22 21:53:08,806 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2025-01-22 21:53:08,807 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2025-01-22 21:53:08,808 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/test/hard1.wvr.bpl [2025-01-22 21:53:08,808 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/test/hard1.wvr.bpl' [2025-01-22 21:53:08,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-22 21:53:08,828 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2025-01-22 21:53:08,829 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-22 21:53:08,829 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-22 21:53:08,829 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-22 21:53:08,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 09:53:08" (1/1) ... [2025-01-22 21:53:08,841 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 09:53:08" (1/1) ... [2025-01-22 21:53:08,845 INFO L138 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2025-01-22 21:53:08,846 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-22 21:53:08,847 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-22 21:53:08,847 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-22 21:53:08,847 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-22 21:53:08,851 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 09:53:08" (1/1) ... [2025-01-22 21:53:08,851 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 09:53:08" (1/1) ... [2025-01-22 21:53:08,852 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 09:53:08" (1/1) ... [2025-01-22 21:53:08,852 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 09:53:08" (1/1) ... [2025-01-22 21:53:08,855 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 09:53:08" (1/1) ... [2025-01-22 21:53:08,855 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 09:53:08" (1/1) ... [2025-01-22 21:53:08,858 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 09:53:08" (1/1) ... [2025-01-22 21:53:08,860 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 09:53:08" (1/1) ... [2025-01-22 21:53:08,860 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 09:53:08" (1/1) ... [2025-01-22 21:53:08,861 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-22 21:53:08,861 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-22 21:53:08,862 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-22 21:53:08,862 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-22 21:53:08,862 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 09:53:08" (1/1) ... [2025-01-22 21:53:08,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-01-22 21:53:08,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 21:53:08,884 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) [2025-01-22 21:53:08,889 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 [2025-01-22 21:53:08,909 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2025-01-22 21:53:08,909 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2025-01-22 21:53:08,910 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2025-01-22 21:53:08,910 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2025-01-22 21:53:08,910 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2025-01-22 21:53:08,910 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2025-01-22 21:53:08,910 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2025-01-22 21:53:08,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-22 21:53:08,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-22 21:53:08,910 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2025-01-22 21:53:08,910 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2025-01-22 21:53:08,910 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2025-01-22 21:53:08,910 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2025-01-22 21:53:08,910 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2025-01-22 21:53:08,910 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2025-01-22 21:53:08,911 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-01-22 21:53:08,946 INFO L234 CfgBuilder]: Building ICFG [2025-01-22 21:53:08,947 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-22 21:53:09,017 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-01-22 21:53:09,018 INFO L283 CfgBuilder]: Performing block encoding [2025-01-22 21:53:09,037 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-22 21:53:09,037 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-22 21:53:09,038 INFO L201 PluginConnector]: Adding new model hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.01 09:53:09 BoogieIcfgContainer [2025-01-22 21:53:09,038 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-22 21:53:09,039 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-22 21:53:09,039 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-22 21:53:09,043 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-22 21:53:09,043 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 09:53:08" (1/2) ... [2025-01-22 21:53:09,043 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a904c33 and model type hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.01 09:53:09, skipping insertion in model container [2025-01-22 21:53:09,043 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.01 09:53:09" (2/2) ... [2025-01-22 21:53:09,044 INFO L128 eAbstractionObserver]: Analyzing ICFG hard1.wvr.bpl [2025-01-22 21:53:09,054 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-22 21:53:09,055 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hard1.wvr.bpl that has 5 procedures, 25 locations, 1 initial locations, 4 loop locations, and 1 error locations. [2025-01-22 21:53:09,055 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-01-22 21:53:09,087 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2025-01-22 21:53:09,114 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-22 21:53:09,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-01-22 21:53:09,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 21:53:09,117 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) [2025-01-22 21:53:09,118 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 [2025-01-22 21:53:09,157 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-01-22 21:53:09,169 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2025-01-22 21:53:09,174 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;@155cf834, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-22 21:53:09,175 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2025-01-22 21:53:10,168 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-22 21:53:10,169 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 21:53:10,169 INFO L139 ounterexampleChecker]: Examining path program with hash -511881700, occurence #1 [2025-01-22 21:53:10,169 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-22 21:53:10,169 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 21:53:10,174 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 21:53:10,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1293692950, now seen corresponding path program 1 times [2025-01-22 21:53:10,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 21:53:10,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662131596] [2025-01-22 21:53:10,182 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 21:53:10,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:53:10,234 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 45 statements into 1 equivalence classes. [2025-01-22 21:53:10,287 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 45 of 45 statements. [2025-01-22 21:53:10,287 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 21:53:10,288 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:53:10,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 21:53:10,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 21:53:10,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662131596] [2025-01-22 21:53:10,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662131596] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-22 21:53:10,411 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-22 21:53:10,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-22 21:53:10,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868267146] [2025-01-22 21:53:10,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-22 21:53:10,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-22 21:53:10,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 21:53:10,435 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-22 21:53:10,436 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-22 21:53:10,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:53:10,437 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 21:53:10,439 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2025-01-22 21:53:10,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:53:10,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:53:10,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-22 21:53:10,513 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-22 21:53:10,513 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 21:53:10,513 INFO L139 ounterexampleChecker]: Examining path program with hash 597395572, occurence #1 [2025-01-22 21:53:10,513 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-22 21:53:10,513 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 21:53:10,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 21:53:10,514 INFO L85 PathProgramCache]: Analyzing trace with hash -1293884170, now seen corresponding path program 2 times [2025-01-22 21:53:10,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 21:53:10,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158677037] [2025-01-22 21:53:10,514 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 21:53:10,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:53:10,525 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 43 statements into 1 equivalence classes. [2025-01-22 21:53:10,563 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-01-22 21:53:10,567 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-01-22 21:53:10,567 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:53:11,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 21:53:11,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 21:53:11,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158677037] [2025-01-22 21:53:11,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158677037] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-22 21:53:11,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-22 21:53:11,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2025-01-22 21:53:11,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013592811] [2025-01-22 21:53:11,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-22 21:53:11,057 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2025-01-22 21:53:11,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 21:53:11,057 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2025-01-22 21:53:11,057 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=202, Unknown=0, NotChecked=0, Total=272 [2025-01-22 21:53:11,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:53:11,059 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 21:53:11,060 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.5294117647058822) internal successors, (43), 16 states have internal predecessors, (43), 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) [2025-01-22 21:53:11,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:53:11,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:53:11,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:53:11,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:53:11,635 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-22 21:53:11,636 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-22 21:53:11,636 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 21:53:11,636 INFO L139 ounterexampleChecker]: Examining path program with hash 597395572, occurence #2 [2025-01-22 21:53:11,636 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 21:53:11,636 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2025-01-22 21:53:11,723 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 21:53:11,724 INFO L85 PathProgramCache]: Analyzing trace with hash -928566207, now seen corresponding path program 1 times [2025-01-22 21:53:11,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-22 21:53:11,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376612998] [2025-01-22 21:53:11,724 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 21:53:11,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:53:11,727 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 31 statements into 1 equivalence classes. [2025-01-22 21:53:11,737 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 31 of 31 statements. [2025-01-22 21:53:11,738 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 21:53:11,738 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:53:11,961 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-01-22 21:53:11,961 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-22 21:53:11,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376612998] [2025-01-22 21:53:11,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376612998] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:53:11,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1438091129] [2025-01-22 21:53:11,961 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 21:53:11,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:53:11,966 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 31 statements into 1 equivalence classes. [2025-01-22 21:53:11,973 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 31 of 31 statements. [2025-01-22 21:53:11,973 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 21:53:11,973 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:53:11,974 INFO L256 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-01-22 21:53:11,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 21:53:12,124 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-01-22 21:53:12,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1438091129] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:53:12,124 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-22 21:53:12,124 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11] total 21 [2025-01-22 21:53:12,125 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-22 21:53:12,125 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2025-01-22 21:53:12,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 21:53:12,193 INFO L85 PathProgramCache]: Analyzing trace with hash -542168650, now seen corresponding path program 1 times [2025-01-22 21:53:12,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-22 21:53:12,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12221526] [2025-01-22 21:53:12,193 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 21:53:12,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:53:12,196 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 39 statements into 1 equivalence classes. [2025-01-22 21:53:12,217 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 39 of 39 statements. [2025-01-22 21:53:12,217 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 21:53:12,217 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-22 21:53:12,220 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2025-01-22 21:53:12,220 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2025-01-22 21:53:12,220 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2025-01-22 21:53:12,220 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 21:53:12,220 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2025-01-22 21:53:12,220 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:53:12,220 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 21:53:12,220 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 21:53:12,221 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 21:53:12,221 INFO L85 PathProgramCache]: Analyzing trace with hash 892954968, now seen corresponding path program 3 times [2025-01-22 21:53:12,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 21:53:12,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008641948] [2025-01-22 21:53:12,221 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 21:53:12,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:53:12,224 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 57 statements into 2 equivalence classes. [2025-01-22 21:53:12,263 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) and asserted 57 of 57 statements. [2025-01-22 21:53:12,263 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2025-01-22 21:53:12,263 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:53:12,816 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-01-22 21:53:12,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 21:53:12,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008641948] [2025-01-22 21:53:12,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008641948] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:53:12,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [60251961] [2025-01-22 21:53:12,817 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 21:53:12,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 21:53:12,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 21:53:12,824 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) [2025-01-22 21:53:12,835 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 [2025-01-22 21:53:12,858 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 57 statements into 2 equivalence classes. [2025-01-22 21:53:12,875 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) and asserted 57 of 57 statements. [2025-01-22 21:53:12,876 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2025-01-22 21:53:12,876 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:53:12,877 INFO L256 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 43 conjuncts are in the unsatisfiable core [2025-01-22 21:53:12,879 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 21:53:13,122 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-01-22 21:53:13,122 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-22 21:53:13,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [60251961] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-22 21:53:13,122 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-22 21:53:13,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [21] total 29 [2025-01-22 21:53:13,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508183966] [2025-01-22 21:53:13,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-22 21:53:13,123 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2025-01-22 21:53:13,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 21:53:13,123 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2025-01-22 21:53:13,124 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=246, Invalid=624, Unknown=0, NotChecked=0, Total=870 [2025-01-22 21:53:13,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:53:13,124 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 21:53:13,124 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 2.526315789473684) internal successors, (48), 18 states have internal predecessors, (48), 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) [2025-01-22 21:53:13,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:53:13,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:53:13,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:53:15,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:53:15,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:53:15,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:53:15,696 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-01-22 21:53:15,893 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2025-01-22 21:53:15,893 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-22 21:53:15,893 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 21:53:15,893 INFO L139 ounterexampleChecker]: Examining path program with hash 145525410, occurence #1 [2025-01-22 21:53:15,893 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-22 21:53:15,893 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 21:53:15,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 21:53:15,894 INFO L85 PathProgramCache]: Analyzing trace with hash 285916902, now seen corresponding path program 4 times [2025-01-22 21:53:15,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 21:53:15,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872110627] [2025-01-22 21:53:15,894 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 21:53:15,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:53:15,898 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 75 statements into 2 equivalence classes. [2025-01-22 21:53:15,912 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 75 of 75 statements. [2025-01-22 21:53:15,913 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 21:53:15,913 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:53:17,415 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2025-01-22 21:53:17,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 21:53:17,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872110627] [2025-01-22 21:53:17,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872110627] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:53:17,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [424391374] [2025-01-22 21:53:17,416 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 21:53:17,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 21:53:17,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 21:53:17,418 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) [2025-01-22 21:53:17,419 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 [2025-01-22 21:53:17,438 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 75 statements into 2 equivalence classes. [2025-01-22 21:53:17,464 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 75 of 75 statements. [2025-01-22 21:53:17,464 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 21:53:17,464 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:53:17,466 INFO L256 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 85 conjuncts are in the unsatisfiable core [2025-01-22 21:53:17,468 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 21:53:18,015 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 1 proven. 46 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-01-22 21:53:18,015 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 21:53:19,196 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 21:53:19,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [424391374] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 21:53:19,197 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 21:53:19,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 32, 33] total 78 [2025-01-22 21:53:19,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677766752] [2025-01-22 21:53:19,197 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 21:53:19,197 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 79 states [2025-01-22 21:53:19,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 21:53:19,198 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2025-01-22 21:53:19,200 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=841, Invalid=5321, Unknown=0, NotChecked=0, Total=6162 [2025-01-22 21:53:19,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:53:19,200 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 21:53:19,200 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 79 states, 79 states have (on average 2.1265822784810124) internal successors, (168), 78 states have internal predecessors, (168), 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) [2025-01-22 21:53:19,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:53:19,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:53:19,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:53:19,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:53:24,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:53:24,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:53:24,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:53:24,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2025-01-22 21:53:24,205 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-01-22 21:53:24,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 21:53:24,400 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-22 21:53:24,400 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 21:53:24,400 INFO L139 ounterexampleChecker]: Examining path program with hash -922953217, occurence #1 [2025-01-22 21:53:24,400 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-22 21:53:24,400 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 21:53:24,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 21:53:24,401 INFO L85 PathProgramCache]: Analyzing trace with hash 659621152, now seen corresponding path program 5 times [2025-01-22 21:53:24,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 21:53:24,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000533353] [2025-01-22 21:53:24,401 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 21:53:24,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:53:24,407 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 119 statements into 10 equivalence classes. [2025-01-22 21:53:24,470 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) and asserted 119 of 119 statements. [2025-01-22 21:53:24,470 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2025-01-22 21:53:24,470 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:53:24,605 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 323 trivial. 0 not checked. [2025-01-22 21:53:24,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 21:53:24,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000533353] [2025-01-22 21:53:24,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2000533353] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-22 21:53:24,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-22 21:53:24,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-22 21:53:24,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592738471] [2025-01-22 21:53:24,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-22 21:53:24,605 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-22 21:53:24,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 21:53:24,606 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-22 21:53:24,606 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-01-22 21:53:24,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:53:24,606 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 21:53:24,606 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 21:53:24,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:53:24,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:53:24,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:53:24,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2025-01-22 21:53:24,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:53:24,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:53:24,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:53:24,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:53:24,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2025-01-22 21:53:24,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:53:24,659 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-01-22 21:53:24,659 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-22 21:53:24,659 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 21:53:24,659 INFO L139 ounterexampleChecker]: Examining path program with hash -2089052988, occurence #1 [2025-01-22 21:53:24,659 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-22 21:53:24,659 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 21:53:24,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 21:53:24,659 INFO L85 PathProgramCache]: Analyzing trace with hash 1137024408, now seen corresponding path program 6 times [2025-01-22 21:53:24,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 21:53:24,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484685886] [2025-01-22 21:53:24,660 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 21:53:24,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:53:24,666 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 111 statements into 10 equivalence classes. [2025-01-22 21:53:24,755 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) and asserted 111 of 111 statements. [2025-01-22 21:53:24,755 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2025-01-22 21:53:24,755 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:53:26,846 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 175 proven. 137 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-01-22 21:53:26,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 21:53:26,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484685886] [2025-01-22 21:53:26,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484685886] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:53:26,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [432643099] [2025-01-22 21:53:26,847 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 21:53:26,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 21:53:26,847 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 21:53:26,849 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) [2025-01-22 21:53:26,850 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 [2025-01-22 21:53:26,882 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 111 statements into 10 equivalence classes. [2025-01-22 21:53:26,948 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) and asserted 111 of 111 statements. [2025-01-22 21:53:26,948 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2025-01-22 21:53:26,948 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:53:26,953 INFO L256 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 93 conjuncts are in the unsatisfiable core [2025-01-22 21:53:26,956 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 21:53:28,009 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 235 proven. 76 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-01-22 21:53:28,009 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 21:53:30,063 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 0 proven. 318 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 21:53:30,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [432643099] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 21:53:30,063 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 21:53:30,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [64, 56, 68] total 165 [2025-01-22 21:53:30,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22383813] [2025-01-22 21:53:30,064 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 21:53:30,064 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 166 states [2025-01-22 21:53:30,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 21:53:30,066 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 166 interpolants. [2025-01-22 21:53:30,071 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7764, Invalid=19626, Unknown=0, NotChecked=0, Total=27390 [2025-01-22 21:53:30,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:53:30,071 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 21:53:30,072 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 166 states, 166 states have (on average 1.8253012048192772) internal successors, (303), 165 states have internal predecessors, (303), 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) [2025-01-22 21:53:30,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:53:30,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:53:30,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:53:30,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2025-01-22 21:53:30,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:53:30,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:53:39,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:53:39,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:53:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:53:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2025-01-22 21:53:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:53:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 168 states. [2025-01-22 21:53:39,527 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2025-01-22 21:53:39,725 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 21:53:39,725 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-22 21:53:39,725 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 21:53:39,725 INFO L139 ounterexampleChecker]: Examining path program with hash -475642300, occurence #1 [2025-01-22 21:53:39,725 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-22 21:53:39,725 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 21:53:39,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 21:53:39,726 INFO L85 PathProgramCache]: Analyzing trace with hash 62979490, now seen corresponding path program 7 times [2025-01-22 21:53:39,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 21:53:39,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989734556] [2025-01-22 21:53:39,726 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 21:53:39,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:53:39,730 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 167 statements into 1 equivalence classes. [2025-01-22 21:53:39,749 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 167 of 167 statements. [2025-01-22 21:53:39,749 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 21:53:39,749 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:53:39,827 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 749 trivial. 0 not checked. [2025-01-22 21:53:39,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 21:53:39,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989734556] [2025-01-22 21:53:39,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989734556] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-22 21:53:39,827 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-22 21:53:39,828 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-22 21:53:39,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579122872] [2025-01-22 21:53:39,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-22 21:53:39,828 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-22 21:53:39,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 21:53:39,828 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-22 21:53:39,828 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-01-22 21:53:39,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:53:39,828 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 21:53:39,828 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 21:53:39,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:53:39,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:53:39,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:53:39,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2025-01-22 21:53:39,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:53:39,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 168 states. [2025-01-22 21:53:39,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:53:39,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:53:39,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:53:39,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:53:39,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2025-01-22 21:53:39,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:53:39,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 168 states. [2025-01-22 21:53:39,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 21:53:39,877 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-01-22 21:53:39,878 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-22 21:53:39,878 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 21:53:39,878 INFO L139 ounterexampleChecker]: Examining path program with hash -475642300, occurence #2 [2025-01-22 21:53:39,878 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 21:53:39,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 99 [2025-01-22 21:53:39,878 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:53:39,879 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 101 [2025-01-22 21:53:39,879 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:53:39,879 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2025-01-22 21:53:39,879 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:53:39,879 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2025-01-22 21:53:39,879 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:53:39,879 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2025-01-22 21:53:39,879 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:53:39,879 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2025-01-22 21:53:39,879 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:53:39,879 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2025-01-22 21:53:39,879 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:53:39,879 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2025-01-22 21:53:39,879 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:53:39,879 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2025-01-22 21:53:39,879 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:53:39,879 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2025-01-22 21:53:39,879 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:53:39,879 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2025-01-22 21:53:39,879 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:53:39,879 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 121 [2025-01-22 21:53:39,879 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:53:39,879 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2025-01-22 21:53:39,879 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:53:39,879 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2025-01-22 21:53:39,879 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:53:39,880 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2025-01-22 21:53:39,880 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:53:39,880 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 129 [2025-01-22 21:53:39,880 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:53:39,880 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 131 [2025-01-22 21:53:39,880 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:53:39,880 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2025-01-22 21:53:39,880 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:53:39,880 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2025-01-22 21:53:39,880 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:53:39,880 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 136 [2025-01-22 21:53:39,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 21:53:39,986 INFO L85 PathProgramCache]: Analyzing trace with hash 1207773583, now seen corresponding path program 1 times [2025-01-22 21:53:39,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-22 21:53:39,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567666186] [2025-01-22 21:53:39,986 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 21:53:39,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:53:39,991 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 137 statements into 1 equivalence classes. [2025-01-22 21:53:40,021 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 137 of 137 statements. [2025-01-22 21:53:40,022 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 21:53:40,022 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:53:42,709 INFO L134 CoverageAnalysis]: Checked inductivity of 724 backedges. 290 proven. 428 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-01-22 21:53:42,710 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-22 21:53:42,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567666186] [2025-01-22 21:53:42,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567666186] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:53:42,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [607427169] [2025-01-22 21:53:42,710 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 21:53:42,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:53:42,715 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 137 statements into 1 equivalence classes. [2025-01-22 21:53:42,740 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 137 of 137 statements. [2025-01-22 21:53:42,740 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 21:53:42,740 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:53:42,742 INFO L256 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 136 conjuncts are in the unsatisfiable core [2025-01-22 21:53:42,744 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 21:53:43,772 INFO L134 CoverageAnalysis]: Checked inductivity of 724 backedges. 291 proven. 426 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-01-22 21:53:43,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [607427169] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:53:43,772 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-22 21:53:43,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [72, 82] total 109 [2025-01-22 21:53:43,772 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-22 21:53:43,772 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 148 [2025-01-22 21:53:43,773 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 21:53:43,773 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2025-01-22 21:53:43,773 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:53:43,773 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 21:53:43,773 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 21:53:43,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 21:53:43,773 INFO L85 PathProgramCache]: Analyzing trace with hash -530720622, now seen corresponding path program 8 times [2025-01-22 21:53:43,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 21:53:43,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643840187] [2025-01-22 21:53:43,773 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 21:53:43,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:53:43,779 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 151 statements into 2 equivalence classes. [2025-01-22 21:53:43,814 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 151 of 151 statements. [2025-01-22 21:53:43,814 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 21:53:43,814 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:53:48,872 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 4 proven. 716 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2025-01-22 21:53:48,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 21:53:48,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643840187] [2025-01-22 21:53:48,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643840187] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:53:48,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [490747558] [2025-01-22 21:53:48,873 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 21:53:48,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 21:53:48,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 21:53:48,875 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) [2025-01-22 21:53:48,876 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 [2025-01-22 21:53:48,902 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 151 statements into 2 equivalence classes. [2025-01-22 21:53:48,938 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 151 of 151 statements. [2025-01-22 21:53:48,939 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 21:53:48,939 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:53:48,950 WARN L254 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 196 conjuncts are in the unsatisfiable core [2025-01-22 21:53:48,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 21:53:50,951 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 5 proven. 716 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-01-22 21:53:50,951 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 21:53:54,873 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 368 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 21:53:54,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [490747558] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 21:53:54,873 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 21:53:54,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [94, 80, 70] total 190 [2025-01-22 21:53:54,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101718964] [2025-01-22 21:53:54,874 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 21:53:54,875 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 191 states [2025-01-22 21:53:54,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 21:53:54,879 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 191 interpolants. [2025-01-22 21:53:54,891 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5527, Invalid=30763, Unknown=0, NotChecked=0, Total=36290 [2025-01-22 21:53:54,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:53:54,891 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 21:53:54,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 191 states, 191 states have (on average 1.942408376963351) internal successors, (371), 190 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) [2025-01-22 21:53:54,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:53:54,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:53:54,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:53:54,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2025-01-22 21:53:54,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:53:54,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 168 states. [2025-01-22 21:53:54,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 21:53:54,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:54:02,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:54:02,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:54:02,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:54:02,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2025-01-22 21:54:02,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:54:02,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2025-01-22 21:54:02,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 21:54:02,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2025-01-22 21:54:02,226 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2025-01-22 21:54:02,424 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12 [2025-01-22 21:54:02,424 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-22 21:54:02,424 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 21:54:02,424 INFO L139 ounterexampleChecker]: Examining path program with hash -796494656, occurence #1 [2025-01-22 21:54:02,424 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-22 21:54:02,424 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 21:54:02,425 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 21:54:02,425 INFO L85 PathProgramCache]: Analyzing trace with hash 1768065034, now seen corresponding path program 9 times [2025-01-22 21:54:02,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 21:54:02,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239901321] [2025-01-22 21:54:02,426 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 21:54:02,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:54:02,434 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 167 statements into 20 equivalence classes. [2025-01-22 21:54:02,578 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) and asserted 167 of 167 statements. [2025-01-22 21:54:02,578 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) [2025-01-22 21:54:02,579 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:54:06,669 INFO L134 CoverageAnalysis]: Checked inductivity of 883 backedges. 228 proven. 649 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-01-22 21:54:06,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 21:54:06,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239901321] [2025-01-22 21:54:06,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239901321] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:54:06,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2105026622] [2025-01-22 21:54:06,670 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 21:54:06,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 21:54:06,670 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 21:54:06,671 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) [2025-01-22 21:54:06,673 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 [2025-01-22 21:54:06,697 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 167 statements into 20 equivalence classes. [2025-01-22 21:54:06,861 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) and asserted 167 of 167 statements. [2025-01-22 21:54:06,861 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) [2025-01-22 21:54:06,861 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:54:06,871 INFO L256 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 152 conjuncts are in the unsatisfiable core [2025-01-22 21:54:06,873 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 21:54:08,414 INFO L134 CoverageAnalysis]: Checked inductivity of 883 backedges. 483 proven. 392 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2025-01-22 21:54:08,414 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 21:54:12,121 INFO L134 CoverageAnalysis]: Checked inductivity of 883 backedges. 0 proven. 883 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 21:54:12,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2105026622] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 21:54:12,121 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 21:54:12,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [98, 88, 119] total 232 [2025-01-22 21:54:12,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193169484] [2025-01-22 21:54:12,122 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 21:54:12,122 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 233 states [2025-01-22 21:54:12,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 21:54:12,126 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 233 interpolants. [2025-01-22 21:54:12,129 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10065, Invalid=43991, Unknown=0, NotChecked=0, Total=54056 [2025-01-22 21:54:12,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:54:12,129 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 21:54:12,130 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 233 states, 233 states have (on average 1.793991416309013) internal successors, (418), 232 states have internal predecessors, (418), 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) [2025-01-22 21:54:12,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:54:12,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:54:12,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:54:12,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2025-01-22 21:54:12,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:54:12,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2025-01-22 21:54:12,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 21:54:12,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2025-01-22 21:54:12,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:54:19,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:54:19,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:54:19,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:54:19,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2025-01-22 21:54:19,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:54:19,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2025-01-22 21:54:19,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 21:54:19,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2025-01-22 21:54:19,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2025-01-22 21:54:19,799 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2025-01-22 21:54:19,996 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2025-01-22 21:54:19,999 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-22 21:54:19,999 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 21:54:19,999 INFO L139 ounterexampleChecker]: Examining path program with hash -796494656, occurence #2 [2025-01-22 21:54:19,999 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 21:54:19,999 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 121 [2025-01-22 21:54:19,999 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:19,999 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2025-01-22 21:54:19,999 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:19,999 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2025-01-22 21:54:19,999 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:19,999 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2025-01-22 21:54:19,999 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:19,999 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 129 [2025-01-22 21:54:19,999 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:19,999 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 131 [2025-01-22 21:54:19,999 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:19,999 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2025-01-22 21:54:19,999 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:20,000 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2025-01-22 21:54:20,000 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:20,000 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2025-01-22 21:54:20,000 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:20,000 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 139 [2025-01-22 21:54:20,000 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:20,000 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2025-01-22 21:54:20,000 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:20,000 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2025-01-22 21:54:20,000 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:20,000 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 145 [2025-01-22 21:54:20,000 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:20,000 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2025-01-22 21:54:20,000 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:20,000 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2025-01-22 21:54:20,000 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:20,000 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 151 [2025-01-22 21:54:20,000 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:20,000 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2025-01-22 21:54:20,000 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:20,000 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2025-01-22 21:54:20,000 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:20,000 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2025-01-22 21:54:20,000 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:20,000 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2025-01-22 21:54:20,000 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:20,000 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-22 21:54:20,000 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:20,000 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2025-01-22 21:54:20,001 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:20,001 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2025-01-22 21:54:20,001 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:20,001 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2025-01-22 21:54:20,001 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:20,001 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-22 21:54:20,001 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:20,001 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 21:54:20,001 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:20,001 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 172 [2025-01-22 21:54:20,059 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 21:54:20,059 INFO L85 PathProgramCache]: Analyzing trace with hash -1389318410, now seen corresponding path program 1 times [2025-01-22 21:54:20,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-22 21:54:20,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497311624] [2025-01-22 21:54:20,060 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 21:54:20,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:54:20,069 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 173 statements into 1 equivalence classes. [2025-01-22 21:54:20,129 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 173 of 173 statements. [2025-01-22 21:54:20,129 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 21:54:20,129 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:54:24,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 507 proven. 762 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-01-22 21:54:24,591 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-22 21:54:24,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497311624] [2025-01-22 21:54:24,591 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [497311624] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:54:24,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1448811237] [2025-01-22 21:54:24,591 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 21:54:24,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:54:24,596 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 173 statements into 1 equivalence classes. [2025-01-22 21:54:24,636 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 173 of 173 statements. [2025-01-22 21:54:24,636 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 21:54:24,636 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:54:24,639 INFO L256 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 180 conjuncts are in the unsatisfiable core [2025-01-22 21:54:24,641 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 21:54:26,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 575 proven. 693 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-01-22 21:54:26,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1448811237] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:54:26,287 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-22 21:54:26,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [96, 110] total 148 [2025-01-22 21:54:26,288 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-22 21:54:26,288 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 180 [2025-01-22 21:54:26,288 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 21:54:26,288 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2025-01-22 21:54:26,288 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:54:26,288 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 21:54:26,288 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 21:54:26,288 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 21:54:26,288 INFO L85 PathProgramCache]: Analyzing trace with hash 885636914, now seen corresponding path program 10 times [2025-01-22 21:54:26,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 21:54:26,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072515078] [2025-01-22 21:54:26,288 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 21:54:26,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:54:26,294 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 183 statements into 2 equivalence classes. [2025-01-22 21:54:26,333 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-01-22 21:54:26,334 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 21:54:26,334 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:54:34,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1267 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2025-01-22 21:54:34,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 21:54:34,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072515078] [2025-01-22 21:54:34,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072515078] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:54:34,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1016019933] [2025-01-22 21:54:34,939 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 21:54:34,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 21:54:34,939 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 21:54:34,941 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) [2025-01-22 21:54:34,942 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 [2025-01-22 21:54:34,967 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 183 statements into 2 equivalence classes. [2025-01-22 21:54:35,134 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-01-22 21:54:35,134 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 21:54:35,134 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:54:35,137 INFO L256 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 164 conjuncts are in the unsatisfiable core [2025-01-22 21:54:35,140 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 21:54:44,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 680 proven. 588 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-01-22 21:54:44,537 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 21:54:54,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 679 proven. 596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 21:54:54,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1016019933] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 21:54:54,218 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 21:54:54,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [116, 139, 118] total 339 [2025-01-22 21:54:54,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653755336] [2025-01-22 21:54:54,219 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 21:54:54,219 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 340 states [2025-01-22 21:54:54,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 21:54:54,224 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 340 interpolants. [2025-01-22 21:54:54,229 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20803, Invalid=94457, Unknown=0, NotChecked=0, Total=115260 [2025-01-22 21:54:54,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:54:54,229 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 21:54:54,230 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 340 states, 340 states have (on average 1.4970588235294118) internal successors, (509), 339 states have internal predecessors, (509), 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) [2025-01-22 21:54:54,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:54:54,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:54:54,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:54:54,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2025-01-22 21:54:54,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:54:54,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2025-01-22 21:54:54,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 21:54:54,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2025-01-22 21:54:54,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2025-01-22 21:54:54,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:55:08,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:55:08,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:55:08,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:55:08,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2025-01-22 21:55:08,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:55:08,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2025-01-22 21:55:08,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 21:55:08,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2025-01-22 21:55:08,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2025-01-22 21:55:08,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2025-01-22 21:55:08,336 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 [2025-01-22 21:55:08,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16 [2025-01-22 21:55:08,533 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-22 21:55:08,533 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 21:55:08,533 INFO L139 ounterexampleChecker]: Examining path program with hash -796494656, occurence #3 [2025-01-22 21:55:08,533 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 21:55:08,533 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2025-01-22 21:55:08,533 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,533 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2025-01-22 21:55:08,533 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,533 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2025-01-22 21:55:08,533 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,534 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 139 [2025-01-22 21:55:08,534 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,534 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2025-01-22 21:55:08,534 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,534 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2025-01-22 21:55:08,534 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,534 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 145 [2025-01-22 21:55:08,534 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,534 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2025-01-22 21:55:08,534 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,534 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2025-01-22 21:55:08,534 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,534 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 151 [2025-01-22 21:55:08,534 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,534 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2025-01-22 21:55:08,534 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,534 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2025-01-22 21:55:08,534 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,534 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2025-01-22 21:55:08,534 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,534 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2025-01-22 21:55:08,534 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,534 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-22 21:55:08,534 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,534 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2025-01-22 21:55:08,534 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,534 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2025-01-22 21:55:08,534 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,534 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2025-01-22 21:55:08,534 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,535 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-22 21:55:08,535 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,535 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 21:55:08,535 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,535 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-22 21:55:08,535 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,535 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2025-01-22 21:55:08,535 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,535 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2025-01-22 21:55:08,535 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,535 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2025-01-22 21:55:08,535 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,535 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2025-01-22 21:55:08,535 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,535 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2025-01-22 21:55:08,535 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:08,535 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 184 [2025-01-22 21:55:08,585 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 21:55:08,585 INFO L85 PathProgramCache]: Analyzing trace with hash 296954779, now seen corresponding path program 1 times [2025-01-22 21:55:08,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-22 21:55:08,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192796179] [2025-01-22 21:55:08,585 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 21:55:08,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:55:08,589 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 185 statements into 1 equivalence classes. [2025-01-22 21:55:08,622 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 185 of 185 statements. [2025-01-22 21:55:08,623 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 21:55:08,623 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:55:13,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1455 backedges. 630 proven. 819 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-01-22 21:55:13,324 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-22 21:55:13,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192796179] [2025-01-22 21:55:13,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192796179] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:55:13,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [919819359] [2025-01-22 21:55:13,324 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 21:55:13,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:55:13,329 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 185 statements into 1 equivalence classes. [2025-01-22 21:55:13,368 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 185 of 185 statements. [2025-01-22 21:55:13,368 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 21:55:13,368 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:55:13,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 184 conjuncts are in the unsatisfiable core [2025-01-22 21:55:13,372 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 21:55:15,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1455 backedges. 631 proven. 817 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-01-22 21:55:15,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [919819359] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:55:15,032 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-22 21:55:15,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [99, 113] total 150 [2025-01-22 21:55:15,032 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-22 21:55:15,032 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 192 [2025-01-22 21:55:15,032 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 21:55:15,032 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2025-01-22 21:55:15,032 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:55:15,033 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 21:55:15,033 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 21:55:15,033 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 21:55:15,033 INFO L85 PathProgramCache]: Analyzing trace with hash -243521050, now seen corresponding path program 11 times [2025-01-22 21:55:15,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 21:55:15,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141602802] [2025-01-22 21:55:15,033 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 21:55:15,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:55:15,037 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 195 statements into 27 equivalence classes. [2025-01-22 21:55:15,135 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 27 check-sat command(s) and asserted 195 of 195 statements. [2025-01-22 21:55:15,135 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 27 check-sat command(s) [2025-01-22 21:55:15,135 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:55:21,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1455 backedges. 739 proven. 706 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-01-22 21:55:21,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 21:55:21,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141602802] [2025-01-22 21:55:21,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [141602802] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:55:21,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1391438386] [2025-01-22 21:55:21,231 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 21:55:21,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 21:55:21,231 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 21:55:21,232 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) [2025-01-22 21:55:21,234 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 [2025-01-22 21:55:21,260 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 195 statements into 27 equivalence classes. [2025-01-22 21:55:21,367 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 27 check-sat command(s) and asserted 195 of 195 statements. [2025-01-22 21:55:21,367 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 27 check-sat command(s) [2025-01-22 21:55:21,367 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:55:21,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 179 conjuncts are in the unsatisfiable core [2025-01-22 21:55:21,373 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 21:55:23,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1455 backedges. 753 proven. 695 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-01-22 21:55:23,523 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 21:55:28,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1455 backedges. 0 proven. 1455 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 21:55:28,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1391438386] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 21:55:28,246 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 21:55:28,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [111, 108, 141] total 273 [2025-01-22 21:55:28,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366338522] [2025-01-22 21:55:28,246 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 21:55:28,246 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 274 states [2025-01-22 21:55:28,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 21:55:28,249 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 274 interpolants. [2025-01-22 21:55:28,252 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15569, Invalid=59233, Unknown=0, NotChecked=0, Total=74802 [2025-01-22 21:55:28,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:55:28,252 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 21:55:28,252 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 274 states, 274 states have (on average 1.8065693430656935) internal successors, (495), 273 states have internal predecessors, (495), 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) [2025-01-22 21:55:28,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:55:28,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:55:28,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:55:28,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2025-01-22 21:55:28,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:55:28,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2025-01-22 21:55:28,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 21:55:28,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2025-01-22 21:55:28,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2025-01-22 21:55:28,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2025-01-22 21:55:28,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:55:40,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:55:40,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:55:40,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:55:40,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2025-01-22 21:55:40,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:55:40,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2025-01-22 21:55:40,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 21:55:40,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2025-01-22 21:55:40,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2025-01-22 21:55:40,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 184 states. [2025-01-22 21:55:40,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 219 states. [2025-01-22 21:55:40,668 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2025-01-22 21:55:40,853 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2025-01-22 21:55:40,853 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-22 21:55:40,853 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 21:55:40,854 INFO L139 ounterexampleChecker]: Examining path program with hash -292110423, occurence #1 [2025-01-22 21:55:40,854 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-22 21:55:40,854 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 21:55:40,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 21:55:40,854 INFO L85 PathProgramCache]: Analyzing trace with hash 2143295606, now seen corresponding path program 12 times [2025-01-22 21:55:40,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 21:55:40,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620829577] [2025-01-22 21:55:40,854 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 21:55:40,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:55:40,860 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 217 statements into 33 equivalence classes. [2025-01-22 21:55:41,000 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 33 check-sat command(s) and asserted 217 of 217 statements. [2025-01-22 21:55:41,000 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 33 check-sat command(s) [2025-01-22 21:55:41,000 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:55:48,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1905 backedges. 839 proven. 1058 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2025-01-22 21:55:48,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 21:55:48,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620829577] [2025-01-22 21:55:48,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1620829577] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:55:48,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [884419246] [2025-01-22 21:55:48,310 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 21:55:48,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 21:55:48,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 21:55:48,312 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) [2025-01-22 21:55:48,313 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 [2025-01-22 21:55:48,339 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 217 statements into 33 equivalence classes. [2025-01-22 21:55:48,487 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 33 check-sat command(s) and asserted 217 of 217 statements. [2025-01-22 21:55:48,488 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 33 check-sat command(s) [2025-01-22 21:55:48,488 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:55:48,493 WARN L254 TraceCheckSpWp]: Trace formula consists of 557 conjuncts, 296 conjuncts are in the unsatisfiable core [2025-01-22 21:55:48,496 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 21:55:54,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1905 backedges. 3 proven. 1893 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2025-01-22 21:55:54,986 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 21:55:58,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1905 backedges. 1030 proven. 875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 21:55:58,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [884419246] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 21:55:58,294 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 21:55:58,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [135, 115, 103] total 305 [2025-01-22 21:55:58,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536046118] [2025-01-22 21:55:58,294 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 21:55:58,295 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 306 states [2025-01-22 21:55:58,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 21:55:58,298 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 306 interpolants. [2025-01-22 21:55:58,304 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18580, Invalid=74750, Unknown=0, NotChecked=0, Total=93330 [2025-01-22 21:55:58,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:55:58,304 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 21:55:58,304 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 306 states, 306 states have (on average 1.9052287581699345) internal successors, (583), 305 states have internal predecessors, (583), 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) [2025-01-22 21:55:58,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:55:58,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:55:58,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:55:58,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2025-01-22 21:55:58,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:55:58,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2025-01-22 21:55:58,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 21:55:58,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2025-01-22 21:55:58,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2025-01-22 21:55:58,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 184 states. [2025-01-22 21:55:58,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 219 states. [2025-01-22 21:55:58,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:56:09,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:56:09,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:56:09,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:56:09,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2025-01-22 21:56:09,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:56:09,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2025-01-22 21:56:09,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 21:56:09,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2025-01-22 21:56:09,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2025-01-22 21:56:09,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 184 states. [2025-01-22 21:56:09,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 219 states. [2025-01-22 21:56:09,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 187 states. [2025-01-22 21:56:09,407 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2025-01-22 21:56:09,603 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 21:56:09,603 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-22 21:56:09,603 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 21:56:09,603 INFO L139 ounterexampleChecker]: Examining path program with hash 28741933, occurence #1 [2025-01-22 21:56:09,603 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-22 21:56:09,603 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 21:56:09,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 21:56:09,603 INFO L85 PathProgramCache]: Analyzing trace with hash -950895514, now seen corresponding path program 13 times [2025-01-22 21:56:09,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 21:56:09,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786538483] [2025-01-22 21:56:09,604 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 21:56:09,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:56:09,609 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 225 statements into 1 equivalence classes. [2025-01-22 21:56:09,664 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 225 of 225 statements. [2025-01-22 21:56:09,664 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 21:56:09,664 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:56:17,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2102 backedges. 1064 proven. 1031 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-01-22 21:56:17,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 21:56:17,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786538483] [2025-01-22 21:56:17,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786538483] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:56:17,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1993867908] [2025-01-22 21:56:17,461 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 21:56:17,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 21:56:17,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 21:56:17,463 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) [2025-01-22 21:56:17,464 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 [2025-01-22 21:56:17,491 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 225 statements into 1 equivalence classes. [2025-01-22 21:56:17,548 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 225 of 225 statements. [2025-01-22 21:56:17,548 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 21:56:17,548 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:56:17,556 INFO L256 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 207 conjuncts are in the unsatisfiable core [2025-01-22 21:56:17,562 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 21:56:19,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2102 backedges. 1065 proven. 1029 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2025-01-22 21:56:19,063 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 21:56:24,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2102 backedges. 0 proven. 2101 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 21:56:24,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1993867908] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 21:56:24,776 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 21:56:24,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [124, 123, 164] total 291 [2025-01-22 21:56:24,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749887108] [2025-01-22 21:56:24,777 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 21:56:24,777 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 292 states [2025-01-22 21:56:24,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 21:56:24,780 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 292 interpolants. [2025-01-22 21:56:24,783 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16216, Invalid=68756, Unknown=0, NotChecked=0, Total=84972 [2025-01-22 21:56:24,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:56:24,784 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 21:56:24,784 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 292 states, 292 states have (on average 1.9246575342465753) internal successors, (562), 291 states have internal predecessors, (562), 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) [2025-01-22 21:56:24,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:56:24,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:56:24,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:56:24,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2025-01-22 21:56:24,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:56:24,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2025-01-22 21:56:24,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 21:56:24,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2025-01-22 21:56:24,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2025-01-22 21:56:24,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 184 states. [2025-01-22 21:56:24,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 219 states. [2025-01-22 21:56:24,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 187 states. [2025-01-22 21:56:24,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:56:39,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:56:39,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:56:39,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:56:39,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2025-01-22 21:56:39,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:56:39,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2025-01-22 21:56:39,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 21:56:39,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2025-01-22 21:56:39,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2025-01-22 21:56:39,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 184 states. [2025-01-22 21:56:39,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-01-22 21:56:39,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 187 states. [2025-01-22 21:56:39,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 247 states. [2025-01-22 21:56:39,507 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2025-01-22 21:56:39,704 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 21:56:39,705 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-22 21:56:39,705 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 21:56:39,705 INFO L139 ounterexampleChecker]: Examining path program with hash -796494656, occurence #4 [2025-01-22 21:56:39,705 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 21:56:39,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2025-01-22 21:56:39,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2025-01-22 21:56:39,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-22 21:56:39,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,706 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2025-01-22 21:56:39,706 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,706 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2025-01-22 21:56:39,706 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,706 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2025-01-22 21:56:39,706 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,706 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-22 21:56:39,706 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,706 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 21:56:39,706 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,706 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-22 21:56:39,706 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,706 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2025-01-22 21:56:39,706 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,706 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2025-01-22 21:56:39,706 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,706 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2025-01-22 21:56:39,706 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,706 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2025-01-22 21:56:39,706 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,706 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2025-01-22 21:56:39,706 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,706 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2025-01-22 21:56:39,706 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,706 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2025-01-22 21:56:39,706 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,706 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2025-01-22 21:56:39,706 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,706 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2025-01-22 21:56:39,706 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,707 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2025-01-22 21:56:39,707 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,707 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2025-01-22 21:56:39,707 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,710 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2025-01-22 21:56:39,710 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,710 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 199 [2025-01-22 21:56:39,711 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,711 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 201 [2025-01-22 21:56:39,711 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,711 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 203 [2025-01-22 21:56:39,711 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,711 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 205 [2025-01-22 21:56:39,711 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,711 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 207 [2025-01-22 21:56:39,711 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,711 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 209 [2025-01-22 21:56:39,711 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,711 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 211 [2025-01-22 21:56:39,711 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,711 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 213 [2025-01-22 21:56:39,711 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,711 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 215 [2025-01-22 21:56:39,711 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,711 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 217 [2025-01-22 21:56:39,711 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,711 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2025-01-22 21:56:39,711 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,711 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 221 [2025-01-22 21:56:39,711 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,711 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 223 [2025-01-22 21:56:39,711 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,711 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 225 [2025-01-22 21:56:39,711 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,711 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 227 [2025-01-22 21:56:39,711 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,711 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 229 [2025-01-22 21:56:39,711 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,711 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 231 [2025-01-22 21:56:39,711 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:56:39,712 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 232 [2025-01-22 21:56:39,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 21:56:39,772 INFO L85 PathProgramCache]: Analyzing trace with hash 2063654822, now seen corresponding path program 1 times [2025-01-22 21:56:39,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-22 21:56:39,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779496109] [2025-01-22 21:56:39,772 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 21:56:39,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:56:39,778 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 233 statements into 1 equivalence classes. [2025-01-22 21:56:39,840 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 233 of 233 statements. [2025-01-22 21:56:39,841 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 21:56:39,841 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:56:56,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2655 backedges. 0 proven. 2647 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2025-01-22 21:56:56,635 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-22 21:56:56,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779496109] [2025-01-22 21:56:56,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779496109] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:56:56,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [851442069] [2025-01-22 21:56:56,635 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 21:56:56,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:56:56,641 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 233 statements into 1 equivalence classes. [2025-01-22 21:56:56,724 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 233 of 233 statements. [2025-01-22 21:56:56,724 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 21:56:56,724 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:56:56,727 INFO L256 TraceCheckSpWp]: Trace formula consists of 592 conjuncts, 246 conjuncts are in the unsatisfiable core [2025-01-22 21:56:56,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 21:57:10,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2655 backedges. 1181 proven. 1467 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-01-22 21:57:10,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [851442069] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:57:10,077 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-22 21:57:10,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [190, 152] total 342 [2025-01-22 21:57:10,077 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-22 21:57:10,077 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 240 [2025-01-22 21:57:10,078 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 21:57:10,078 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 241 [2025-01-22 21:57:10,078 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:10,078 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 21:57:10,078 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 21:57:10,078 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 21:57:10,078 INFO L85 PathProgramCache]: Analyzing trace with hash -1595558346, now seen corresponding path program 14 times [2025-01-22 21:57:10,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 21:57:10,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662319161] [2025-01-22 21:57:10,078 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 21:57:10,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:57:10,083 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 243 statements into 2 equivalence classes. [2025-01-22 21:57:10,149 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 243 of 243 statements. [2025-01-22 21:57:10,149 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 21:57:10,149 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:57:19,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2655 backedges. 1447 proven. 1201 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-01-22 21:57:19,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 21:57:19,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662319161] [2025-01-22 21:57:19,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662319161] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:57:19,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [444417502] [2025-01-22 21:57:19,512 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 21:57:19,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 21:57:19,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 21:57:19,514 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) [2025-01-22 21:57:19,515 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 [2025-01-22 21:57:19,544 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 243 statements into 2 equivalence classes. [2025-01-22 21:57:19,616 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 243 of 243 statements. [2025-01-22 21:57:19,616 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 21:57:19,616 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:57:19,620 INFO L256 TraceCheckSpWp]: Trace formula consists of 622 conjuncts, 224 conjuncts are in the unsatisfiable core [2025-01-22 21:57:19,627 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 21:57:24,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2655 backedges. 1448 proven. 1200 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-01-22 21:57:24,507 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 21:57:30,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2655 backedges. 1447 proven. 1208 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 21:57:30,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [444417502] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 21:57:30,441 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 21:57:30,442 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [152, 193, 160] total 375 [2025-01-22 21:57:30,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655624184] [2025-01-22 21:57:30,442 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 21:57:30,442 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 376 states [2025-01-22 21:57:30,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 21:57:30,449 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 376 interpolants. [2025-01-22 21:57:30,459 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31003, Invalid=109997, Unknown=0, NotChecked=0, Total=141000 [2025-01-22 21:57:30,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:57:30,459 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 21:57:30,460 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 376 states, 376 states have (on average 1.5930851063829787) internal successors, (599), 375 states have internal predecessors, (599), 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) [2025-01-22 21:57:30,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:57:30,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:57:30,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:57:30,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2025-01-22 21:57:30,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:57:30,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2025-01-22 21:57:30,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 21:57:30,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2025-01-22 21:57:30,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2025-01-22 21:57:30,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 184 states. [2025-01-22 21:57:30,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-01-22 21:57:30,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 187 states. [2025-01-22 21:57:30,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 247 states. [2025-01-22 21:57:30,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:57:48,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:57:48,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:57:48,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:57:48,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2025-01-22 21:57:48,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:57:48,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2025-01-22 21:57:48,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 21:57:48,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2025-01-22 21:57:48,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2025-01-22 21:57:48,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 184 states. [2025-01-22 21:57:48,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-01-22 21:57:48,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 187 states. [2025-01-22 21:57:48,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 247 states. [2025-01-22 21:57:48,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 410 states. [2025-01-22 21:57:48,112 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2025-01-22 21:57:48,306 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,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24 [2025-01-22 21:57:48,306 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-22 21:57:48,306 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 21:57:48,307 INFO L139 ounterexampleChecker]: Examining path program with hash -796494656, occurence #5 [2025-01-22 21:57:48,307 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 21:57:48,310 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-22 21:57:48,311 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,311 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 21:57:48,311 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,311 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-22 21:57:48,311 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,311 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2025-01-22 21:57:48,311 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,311 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2025-01-22 21:57:48,311 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,311 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2025-01-22 21:57:48,311 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,311 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2025-01-22 21:57:48,311 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,311 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2025-01-22 21:57:48,311 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,311 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2025-01-22 21:57:48,311 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,311 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2025-01-22 21:57:48,311 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,311 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2025-01-22 21:57:48,311 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,311 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2025-01-22 21:57:48,311 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,311 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2025-01-22 21:57:48,311 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,311 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2025-01-22 21:57:48,311 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,311 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2025-01-22 21:57:48,311 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,311 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 199 [2025-01-22 21:57:48,311 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,311 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 201 [2025-01-22 21:57:48,311 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,311 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 203 [2025-01-22 21:57:48,312 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,312 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 205 [2025-01-22 21:57:48,312 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,312 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 207 [2025-01-22 21:57:48,312 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,312 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 209 [2025-01-22 21:57:48,312 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,312 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 211 [2025-01-22 21:57:48,312 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,312 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 213 [2025-01-22 21:57:48,312 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,312 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 215 [2025-01-22 21:57:48,312 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,312 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 217 [2025-01-22 21:57:48,312 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,312 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2025-01-22 21:57:48,312 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,312 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 221 [2025-01-22 21:57:48,312 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,312 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 223 [2025-01-22 21:57:48,312 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,312 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 225 [2025-01-22 21:57:48,312 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,312 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 227 [2025-01-22 21:57:48,312 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,312 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 229 [2025-01-22 21:57:48,312 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,312 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 231 [2025-01-22 21:57:48,312 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,312 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 233 [2025-01-22 21:57:48,312 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,312 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 235 [2025-01-22 21:57:48,312 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,312 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 237 [2025-01-22 21:57:48,312 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,312 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 239 [2025-01-22 21:57:48,313 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,313 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 241 [2025-01-22 21:57:48,313 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,313 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 243 [2025-01-22 21:57:48,313 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:57:48,313 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 244 [2025-01-22 21:57:48,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 21:57:48,378 INFO L85 PathProgramCache]: Analyzing trace with hash -11159897, now seen corresponding path program 1 times [2025-01-22 21:57:48,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-22 21:57:48,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163406273] [2025-01-22 21:57:48,378 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 21:57:48,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:57:48,384 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 245 statements into 1 equivalence classes. [2025-01-22 21:57:48,453 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 245 of 245 statements. [2025-01-22 21:57:48,453 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 21:57:48,453 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:57:57,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2907 backedges. 1260 proven. 1641 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-01-22 21:57:57,584 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-22 21:57:57,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163406273] [2025-01-22 21:57:57,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163406273] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:57:57,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2133971206] [2025-01-22 21:57:57,585 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 21:57:57,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:57:57,597 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 245 statements into 1 equivalence classes. [2025-01-22 21:57:57,675 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 245 of 245 statements. [2025-01-22 21:57:57,675 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 21:57:57,675 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:57:57,678 INFO L256 TraceCheckSpWp]: Trace formula consists of 622 conjuncts, 250 conjuncts are in the unsatisfiable core [2025-01-22 21:57:57,681 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 21:58:00,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2907 backedges. 1261 proven. 1639 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-01-22 21:58:00,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2133971206] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:58:00,467 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-22 21:58:00,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [135, 155] total 204 [2025-01-22 21:58:00,467 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-22 21:58:00,467 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 252 [2025-01-22 21:58:00,467 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 21:58:00,467 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 253 [2025-01-22 21:58:00,467 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:00,467 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 21:58:00,467 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 21:58:00,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 21:58:00,467 INFO L85 PathProgramCache]: Analyzing trace with hash -977143062, now seen corresponding path program 15 times [2025-01-22 21:58:00,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 21:58:00,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167401144] [2025-01-22 21:58:00,467 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 21:58:00,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:58:00,473 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 255 statements into 39 equivalence classes. [2025-01-22 21:58:00,724 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 39 check-sat command(s) and asserted 255 of 255 statements. [2025-01-22 21:58:00,724 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 39 check-sat command(s) [2025-01-22 21:58:00,724 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:58:11,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2907 backedges. 729 proven. 2172 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-01-22 21:58:11,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 21:58:11,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167401144] [2025-01-22 21:58:11,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167401144] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:58:11,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1461253753] [2025-01-22 21:58:11,143 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 21:58:11,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 21:58:11,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 21:58:11,147 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) [2025-01-22 21:58:11,190 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 [2025-01-22 21:58:11,221 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 255 statements into 39 equivalence classes. [2025-01-22 21:58:11,710 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 39 check-sat command(s) and asserted 255 of 255 statements. [2025-01-22 21:58:11,710 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 39 check-sat command(s) [2025-01-22 21:58:11,710 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:58:11,726 INFO L256 TraceCheckSpWp]: Trace formula consists of 652 conjuncts, 240 conjuncts are in the unsatisfiable core [2025-01-22 21:58:11,733 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 21:58:14,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2907 backedges. 1410 proven. 1489 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2025-01-22 21:58:14,564 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 21:58:22,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2907 backedges. 0 proven. 2907 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 21:58:22,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1461253753] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 21:58:22,084 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 21:58:22,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [154, 141, 189] total 366 [2025-01-22 21:58:22,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233688145] [2025-01-22 21:58:22,085 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 21:58:22,085 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 367 states [2025-01-22 21:58:22,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 21:58:22,090 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 367 interpolants. [2025-01-22 21:58:22,098 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25786, Invalid=108536, Unknown=0, NotChecked=0, Total=134322 [2025-01-22 21:58:22,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:58:22,098 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 21:58:22,098 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 367 states, 367 states have (on average 1.7738419618528611) internal successors, (651), 366 states have internal predecessors, (651), 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) [2025-01-22 21:58:22,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:58:22,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:58:22,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:58:22,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2025-01-22 21:58:22,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:58:22,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2025-01-22 21:58:22,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 21:58:22,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2025-01-22 21:58:22,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2025-01-22 21:58:22,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 184 states. [2025-01-22 21:58:22,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-01-22 21:58:22,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 187 states. [2025-01-22 21:58:22,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 247 states. [2025-01-22 21:58:22,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 410 states. [2025-01-22 21:58:22,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:58:37,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:58:37,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:58:37,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:58:37,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2025-01-22 21:58:37,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:58:37,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2025-01-22 21:58:37,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 21:58:37,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2025-01-22 21:58:37,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2025-01-22 21:58:37,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 184 states. [2025-01-22 21:58:37,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-01-22 21:58:37,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 187 states. [2025-01-22 21:58:37,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 249 states. [2025-01-22 21:58:37,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 411 states. [2025-01-22 21:58:37,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 286 states. [2025-01-22 21:58:37,389 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2025-01-22 21:58:37,585 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27 [2025-01-22 21:58:37,585 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-22 21:58:37,585 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 21:58:37,586 INFO L139 ounterexampleChecker]: Examining path program with hash -292110423, occurence #2 [2025-01-22 21:58:37,586 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 21:58:37,586 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2025-01-22 21:58:37,586 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,586 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2025-01-22 21:58:37,586 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,586 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2025-01-22 21:58:37,586 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,586 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2025-01-22 21:58:37,586 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,586 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2025-01-22 21:58:37,586 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,586 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2025-01-22 21:58:37,586 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,586 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2025-01-22 21:58:37,586 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,587 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2025-01-22 21:58:37,587 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,587 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2025-01-22 21:58:37,587 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,587 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2025-01-22 21:58:37,587 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,587 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2025-01-22 21:58:37,587 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,587 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2025-01-22 21:58:37,587 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,587 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 199 [2025-01-22 21:58:37,587 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,587 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 201 [2025-01-22 21:58:37,587 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,587 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 203 [2025-01-22 21:58:37,587 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,587 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 205 [2025-01-22 21:58:37,587 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,587 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 207 [2025-01-22 21:58:37,587 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,587 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 209 [2025-01-22 21:58:37,587 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,587 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 211 [2025-01-22 21:58:37,587 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,587 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 213 [2025-01-22 21:58:37,587 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,587 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 215 [2025-01-22 21:58:37,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 217 [2025-01-22 21:58:37,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2025-01-22 21:58:37,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 221 [2025-01-22 21:58:37,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 223 [2025-01-22 21:58:37,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 225 [2025-01-22 21:58:37,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 227 [2025-01-22 21:58:37,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 229 [2025-01-22 21:58:37,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 231 [2025-01-22 21:58:37,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 233 [2025-01-22 21:58:37,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 235 [2025-01-22 21:58:37,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 237 [2025-01-22 21:58:37,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 239 [2025-01-22 21:58:37,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 241 [2025-01-22 21:58:37,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,589 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 243 [2025-01-22 21:58:37,589 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,589 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 245 [2025-01-22 21:58:37,589 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,589 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 247 [2025-01-22 21:58:37,589 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,589 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 249 [2025-01-22 21:58:37,589 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,589 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 251 [2025-01-22 21:58:37,589 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,589 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 253 [2025-01-22 21:58:37,589 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,589 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 255 [2025-01-22 21:58:37,589 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,589 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 257 [2025-01-22 21:58:37,589 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,589 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 259 [2025-01-22 21:58:37,589 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,589 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 261 [2025-01-22 21:58:37,589 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:37,589 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 262 [2025-01-22 21:58:37,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 21:58:37,640 INFO L85 PathProgramCache]: Analyzing trace with hash 1377034588, now seen corresponding path program 1 times [2025-01-22 21:58:37,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-22 21:58:37,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116065883] [2025-01-22 21:58:37,640 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 21:58:37,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:58:37,649 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 263 statements into 1 equivalence classes. [2025-01-22 21:58:37,743 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 263 of 263 statements. [2025-01-22 21:58:37,743 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 21:58:37,743 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:58:49,102 INFO L134 CoverageAnalysis]: Checked inductivity of 3534 backedges. 1452 proven. 2076 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-01-22 21:58:49,102 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-22 21:58:49,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116065883] [2025-01-22 21:58:49,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116065883] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:58:49,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1379598392] [2025-01-22 21:58:49,102 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 21:58:49,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:58:49,116 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 263 statements into 1 equivalence classes. [2025-01-22 21:58:49,227 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 263 of 263 statements. [2025-01-22 21:58:49,227 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 21:58:49,227 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:58:49,231 INFO L256 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 279 conjuncts are in the unsatisfiable core [2025-01-22 21:58:49,234 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 21:58:52,748 INFO L134 CoverageAnalysis]: Checked inductivity of 3534 backedges. 1565 proven. 1962 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-01-22 21:58:52,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1379598392] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:58:52,748 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-22 21:58:52,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [150, 173] total 229 [2025-01-22 21:58:52,749 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-22 21:58:52,749 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 271 [2025-01-22 21:58:52,749 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:52,749 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 273 [2025-01-22 21:58:52,749 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 21:58:52,749 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 275 [2025-01-22 21:58:52,749 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 21:58:52,749 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 21:58:52,749 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 21:58:52,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 21:58:52,749 INFO L85 PathProgramCache]: Analyzing trace with hash 132230778, now seen corresponding path program 16 times [2025-01-22 21:58:52,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 21:58:52,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727647251] [2025-01-22 21:58:52,749 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 21:58:52,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 21:58:52,756 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 277 statements into 2 equivalence classes. [2025-01-22 21:58:52,851 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 277 of 277 statements. [2025-01-22 21:58:52,851 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 21:58:52,851 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:59:13,940 INFO L134 CoverageAnalysis]: Checked inductivity of 3537 backedges. 2 proven. 3526 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2025-01-22 21:59:13,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 21:59:13,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727647251] [2025-01-22 21:59:13,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727647251] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 21:59:13,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [155358915] [2025-01-22 21:59:13,941 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 21:59:13,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 21:59:13,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 21:59:13,943 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) [2025-01-22 21:59:13,943 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 [2025-01-22 21:59:13,975 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 277 statements into 2 equivalence classes. [2025-01-22 21:59:14,503 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 277 of 277 statements. [2025-01-22 21:59:14,504 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 21:59:14,504 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 21:59:14,508 INFO L256 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 258 conjuncts are in the unsatisfiable core [2025-01-22 21:59:14,511 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 21:59:33,942 INFO L134 CoverageAnalysis]: Checked inductivity of 3537 backedges. 1942 proven. 1587 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2025-01-22 21:59:33,942 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 21:59:54,128 INFO L134 CoverageAnalysis]: Checked inductivity of 3537 backedges. 1942 proven. 1595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 21:59:54,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [155358915] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 21:59:54,129 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 21:59:54,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [179, 220, 183] total 531 [2025-01-22 21:59:54,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369980142] [2025-01-22 21:59:54,129 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 21:59:54,130 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 532 states [2025-01-22 21:59:54,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 21:59:54,135 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 532 interpolants. [2025-01-22 21:59:54,143 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=51924, Invalid=230568, Unknown=0, NotChecked=0, Total=282492 [2025-01-22 21:59:54,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 21:59:54,144 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 21:59:54,144 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 532 states, 532 states have (on average 1.4981203007518797) internal successors, (797), 531 states have internal predecessors, (797), 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) [2025-01-22 21:59:54,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:59:54,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-22 21:59:54,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2025-01-22 21:59:54,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2025-01-22 21:59:54,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 21:59:54,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2025-01-22 21:59:54,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 21:59:54,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2025-01-22 21:59:54,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2025-01-22 21:59:54,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 184 states. [2025-01-22 21:59:54,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-01-22 21:59:54,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 187 states. [2025-01-22 21:59:54,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 249 states. [2025-01-22 21:59:54,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 411 states. [2025-01-22 21:59:54,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 286 states. [2025-01-22 21:59:54,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:00:24,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 22:00:24,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-22 22:00:24,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-01-22 22:00:24,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2025-01-22 22:00:24,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 22:00:24,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2025-01-22 22:00:24,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:00:24,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2025-01-22 22:00:24,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2025-01-22 22:00:24,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 184 states. [2025-01-22 22:00:24,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-01-22 22:00:24,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 187 states. [2025-01-22 22:00:24,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 249 states. [2025-01-22 22:00:24,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 411 states. [2025-01-22 22:00:24,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 286 states. [2025-01-22 22:00:24,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 289 states. [2025-01-22 22:00:24,169 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2025-01-22 22:00:24,360 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,SelfDestructingSolverStorable30,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2025-01-22 22:00:24,360 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-22 22:00:24,360 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:00:24,361 INFO L139 ounterexampleChecker]: Examining path program with hash 28741933, occurence #2 [2025-01-22 22:00:24,361 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 22:00:24,361 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2025-01-22 22:00:24,361 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,361 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2025-01-22 22:00:24,361 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,361 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2025-01-22 22:00:24,361 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,361 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2025-01-22 22:00:24,361 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,361 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2025-01-22 22:00:24,361 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,361 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2025-01-22 22:00:24,361 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,361 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2025-01-22 22:00:24,361 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,361 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2025-01-22 22:00:24,361 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,361 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 199 [2025-01-22 22:00:24,361 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,361 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 201 [2025-01-22 22:00:24,361 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,361 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 203 [2025-01-22 22:00:24,361 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,361 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 205 [2025-01-22 22:00:24,361 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,361 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 207 [2025-01-22 22:00:24,361 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,361 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 209 [2025-01-22 22:00:24,361 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,361 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 211 [2025-01-22 22:00:24,361 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,361 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 213 [2025-01-22 22:00:24,361 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,362 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 215 [2025-01-22 22:00:24,362 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,362 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 217 [2025-01-22 22:00:24,362 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,362 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2025-01-22 22:00:24,362 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,362 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 221 [2025-01-22 22:00:24,362 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,362 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 223 [2025-01-22 22:00:24,362 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,362 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 225 [2025-01-22 22:00:24,362 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,362 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 227 [2025-01-22 22:00:24,362 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,363 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 229 [2025-01-22 22:00:24,363 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,363 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 231 [2025-01-22 22:00:24,363 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,363 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 233 [2025-01-22 22:00:24,363 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,363 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 235 [2025-01-22 22:00:24,363 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,363 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 237 [2025-01-22 22:00:24,363 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,363 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 239 [2025-01-22 22:00:24,363 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,363 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 241 [2025-01-22 22:00:24,363 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,363 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 243 [2025-01-22 22:00:24,363 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,363 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 245 [2025-01-22 22:00:24,363 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,363 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 247 [2025-01-22 22:00:24,363 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,363 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 249 [2025-01-22 22:00:24,363 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,363 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 251 [2025-01-22 22:00:24,363 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,363 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 253 [2025-01-22 22:00:24,363 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,364 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 255 [2025-01-22 22:00:24,364 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,364 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 257 [2025-01-22 22:00:24,364 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,364 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 259 [2025-01-22 22:00:24,364 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,364 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 261 [2025-01-22 22:00:24,364 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,364 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 263 [2025-01-22 22:00:24,364 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,364 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 265 [2025-01-22 22:00:24,364 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,364 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 267 [2025-01-22 22:00:24,364 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,364 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 269 [2025-01-22 22:00:24,364 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:24,364 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 270 [2025-01-22 22:00:24,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:00:24,418 INFO L85 PathProgramCache]: Analyzing trace with hash -2027012417, now seen corresponding path program 1 times [2025-01-22 22:00:24,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-22 22:00:24,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612520059] [2025-01-22 22:00:24,418 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 22:00:24,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:00:24,423 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 271 statements into 1 equivalence classes. [2025-01-22 22:00:24,509 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 271 of 271 statements. [2025-01-22 22:00:24,509 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:00:24,509 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:00:36,089 INFO L134 CoverageAnalysis]: Checked inductivity of 3797 backedges. 1564 proven. 2227 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-01-22 22:00:36,089 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-22 22:00:36,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612520059] [2025-01-22 22:00:36,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612520059] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:00:36,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1536056612] [2025-01-22 22:00:36,089 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 22:00:36,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:00:36,098 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 271 statements into 1 equivalence classes. [2025-01-22 22:00:36,200 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 271 of 271 statements. [2025-01-22 22:00:36,201 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:00:36,201 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:00:36,204 INFO L256 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 279 conjuncts are in the unsatisfiable core [2025-01-22 22:00:36,207 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:00:39,443 INFO L134 CoverageAnalysis]: Checked inductivity of 3797 backedges. 1565 proven. 2225 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-01-22 22:00:39,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1536056612] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:00:39,443 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-22 22:00:39,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [150, 173] total 226 [2025-01-22 22:00:39,444 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-22 22:00:39,444 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 279 [2025-01-22 22:00:39,444 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:39,444 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 281 [2025-01-22 22:00:39,444 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 22:00:39,444 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 283 [2025-01-22 22:00:39,444 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:00:39,444 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 22:00:39,444 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:00:39,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:00:39,444 INFO L85 PathProgramCache]: Analyzing trace with hash -2081134998, now seen corresponding path program 17 times [2025-01-22 22:00:39,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:00:39,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48462589] [2025-01-22 22:00:39,444 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 22:00:39,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:00:39,450 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 285 statements into 45 equivalence classes. [2025-01-22 22:00:39,659 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 45 check-sat command(s) and asserted 285 of 285 statements. [2025-01-22 22:00:39,659 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 45 check-sat command(s) [2025-01-22 22:00:39,659 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:00:54,707 INFO L134 CoverageAnalysis]: Checked inductivity of 3800 backedges. 1846 proven. 1945 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2025-01-22 22:00:54,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:00:54,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48462589] [2025-01-22 22:00:54,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [48462589] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:00:54,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [28501151] [2025-01-22 22:00:54,707 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 22:00:54,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:00:54,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:00:54,709 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) [2025-01-22 22:00:54,710 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 [2025-01-22 22:00:54,743 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 285 statements into 45 equivalence classes. [2025-01-22 22:00:54,961 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 45 check-sat command(s) and asserted 285 of 285 statements. [2025-01-22 22:00:54,961 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 45 check-sat command(s) [2025-01-22 22:00:54,961 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:00:54,975 INFO L256 TraceCheckSpWp]: Trace formula consists of 727 conjuncts, 267 conjuncts are in the unsatisfiable core [2025-01-22 22:00:54,980 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:00:58,142 INFO L134 CoverageAnalysis]: Checked inductivity of 3800 backedges. 1851 proven. 1941 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2025-01-22 22:00:58,142 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:01:07,578 INFO L134 CoverageAnalysis]: Checked inductivity of 3800 backedges. 0 proven. 3799 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 22:01:07,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [28501151] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:01:07,578 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:01:07,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [176, 159, 212] total 400 [2025-01-22 22:01:07,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803657908] [2025-01-22 22:01:07,578 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:01:07,579 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 401 states [2025-01-22 22:01:07,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:01:07,584 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 401 interpolants. [2025-01-22 22:01:07,592 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31470, Invalid=128930, Unknown=0, NotChecked=0, Total=160400 [2025-01-22 22:01:07,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:01:07,593 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:01:07,593 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 401 states, 401 states have (on average 1.7780548628428927) internal successors, (713), 400 states have internal predecessors, (713), 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) [2025-01-22 22:01:07,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 22:01:07,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-22 22:01:07,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2025-01-22 22:01:07,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2025-01-22 22:01:07,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 22:01:07,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2025-01-22 22:01:07,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:01:07,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2025-01-22 22:01:07,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2025-01-22 22:01:07,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 184 states. [2025-01-22 22:01:07,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-01-22 22:01:07,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 187 states. [2025-01-22 22:01:07,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 249 states. [2025-01-22 22:01:07,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 411 states. [2025-01-22 22:01:07,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 286 states. [2025-01-22 22:01:07,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 289 states. [2025-01-22 22:01:07,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:01:32,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 22:01:32,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-22 22:01:32,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-01-22 22:01:32,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2025-01-22 22:01:32,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 22:01:32,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2025-01-22 22:01:32,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:01:32,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2025-01-22 22:01:32,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2025-01-22 22:01:32,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 184 states. [2025-01-22 22:01:32,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-01-22 22:01:32,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 187 states. [2025-01-22 22:01:32,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 249 states. [2025-01-22 22:01:32,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 411 states. [2025-01-22 22:01:32,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 287 states. [2025-01-22 22:01:32,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 289 states. [2025-01-22 22:01:32,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 313 states. [2025-01-22 22:01:32,609 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2025-01-22 22:01:32,805 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,SelfDestructingSolverStorable31,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33 [2025-01-22 22:01:32,805 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-22 22:01:32,805 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:01:32,805 INFO L139 ounterexampleChecker]: Examining path program with hash -796494656, occurence #6 [2025-01-22 22:01:32,805 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 22:01:32,805 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2025-01-22 22:01:32,805 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,805 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2025-01-22 22:01:32,806 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,806 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2025-01-22 22:01:32,806 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,806 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 199 [2025-01-22 22:01:32,806 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,806 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 201 [2025-01-22 22:01:32,806 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,806 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 203 [2025-01-22 22:01:32,806 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,806 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 205 [2025-01-22 22:01:32,806 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,806 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 207 [2025-01-22 22:01:32,806 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,806 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 209 [2025-01-22 22:01:32,806 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,806 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 211 [2025-01-22 22:01:32,806 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,807 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 213 [2025-01-22 22:01:32,807 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,807 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 215 [2025-01-22 22:01:32,807 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,807 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 217 [2025-01-22 22:01:32,807 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,807 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2025-01-22 22:01:32,807 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,807 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 221 [2025-01-22 22:01:32,807 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,807 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 223 [2025-01-22 22:01:32,807 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,807 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 225 [2025-01-22 22:01:32,807 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,807 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 227 [2025-01-22 22:01:32,807 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,807 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 229 [2025-01-22 22:01:32,807 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,807 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 231 [2025-01-22 22:01:32,807 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,807 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 233 [2025-01-22 22:01:32,807 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,807 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 235 [2025-01-22 22:01:32,808 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,808 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 237 [2025-01-22 22:01:32,808 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,808 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 239 [2025-01-22 22:01:32,808 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,808 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 241 [2025-01-22 22:01:32,808 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,808 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 243 [2025-01-22 22:01:32,808 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,808 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 245 [2025-01-22 22:01:32,808 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,808 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 247 [2025-01-22 22:01:32,808 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,808 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 249 [2025-01-22 22:01:32,808 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,808 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 251 [2025-01-22 22:01:32,808 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,808 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 253 [2025-01-22 22:01:32,808 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,808 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 255 [2025-01-22 22:01:32,808 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,808 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 257 [2025-01-22 22:01:32,808 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,808 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 259 [2025-01-22 22:01:32,808 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,808 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 261 [2025-01-22 22:01:32,808 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,808 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 263 [2025-01-22 22:01:32,808 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,808 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 265 [2025-01-22 22:01:32,808 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,809 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 267 [2025-01-22 22:01:32,809 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,809 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 269 [2025-01-22 22:01:32,809 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,809 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 271 [2025-01-22 22:01:32,809 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,809 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 273 [2025-01-22 22:01:32,809 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,809 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 275 [2025-01-22 22:01:32,809 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,809 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 277 [2025-01-22 22:01:32,809 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,809 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 279 [2025-01-22 22:01:32,809 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,809 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 281 [2025-01-22 22:01:32,809 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,809 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 283 [2025-01-22 22:01:32,809 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,809 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 285 [2025-01-22 22:01:32,809 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,809 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 287 [2025-01-22 22:01:32,809 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,809 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 289 [2025-01-22 22:01:32,809 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,810 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 291 [2025-01-22 22:01:32,810 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:32,810 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 292 [2025-01-22 22:01:32,867 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:01:32,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1859539924, now seen corresponding path program 1 times [2025-01-22 22:01:32,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-22 22:01:32,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576261409] [2025-01-22 22:01:32,867 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 22:01:32,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:01:32,873 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 293 statements into 1 equivalence classes. [2025-01-22 22:01:32,987 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 293 of 293 statements. [2025-01-22 22:01:32,987 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:01:32,987 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:01:47,370 INFO L134 CoverageAnalysis]: Checked inductivity of 4539 backedges. 1875 proven. 2658 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-01-22 22:01:47,370 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-22 22:01:47,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576261409] [2025-01-22 22:01:47,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576261409] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:01:47,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1449470459] [2025-01-22 22:01:47,371 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 22:01:47,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:01:47,377 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 293 statements into 1 equivalence classes. [2025-01-22 22:01:47,504 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 293 of 293 statements. [2025-01-22 22:01:47,504 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:01:47,504 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:01:47,508 INFO L256 TraceCheckSpWp]: Trace formula consists of 742 conjuncts, 312 conjuncts are in the unsatisfiable core [2025-01-22 22:01:47,511 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:01:51,813 INFO L134 CoverageAnalysis]: Checked inductivity of 4539 backedges. 2003 proven. 2529 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-01-22 22:01:51,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1449470459] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:01:51,814 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-22 22:01:51,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [168, 194] total 256 [2025-01-22 22:01:51,814 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-22 22:01:51,814 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 300 [2025-01-22 22:01:51,814 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 22:01:51,814 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 301 [2025-01-22 22:01:51,814 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:01:51,814 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 22:01:51,814 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:01:51,814 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:01:51,814 INFO L85 PathProgramCache]: Analyzing trace with hash 651980602, now seen corresponding path program 18 times [2025-01-22 22:01:51,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:01:51,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869292049] [2025-01-22 22:01:51,814 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 22:01:51,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:01:51,822 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 303 statements into 51 equivalence classes. [2025-01-22 22:01:52,207 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 51 check-sat command(s) and asserted 303 of 303 statements. [2025-01-22 22:01:52,207 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 51 check-sat command(s) [2025-01-22 22:01:52,207 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:02:08,298 INFO L134 CoverageAnalysis]: Checked inductivity of 4539 backedges. 2048 proven. 2485 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-01-22 22:02:08,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:02:08,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869292049] [2025-01-22 22:02:08,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869292049] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:02:08,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [361364513] [2025-01-22 22:02:08,298 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 22:02:08,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:02:08,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:02:08,300 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) [2025-01-22 22:02:08,301 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 [2025-01-22 22:02:08,331 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 303 statements into 51 equivalence classes. [2025-01-22 22:02:08,606 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 51 check-sat command(s) and asserted 303 of 303 statements. [2025-01-22 22:02:08,606 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 51 check-sat command(s) [2025-01-22 22:02:08,606 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:02:08,613 INFO L256 TraceCheckSpWp]: Trace formula consists of 772 conjuncts, 287 conjuncts are in the unsatisfiable core [2025-01-22 22:02:08,616 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:02:18,974 INFO L134 CoverageAnalysis]: Checked inductivity of 4539 backedges. 2501 proven. 2031 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-01-22 22:02:18,974 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:02:26,204 INFO L134 CoverageAnalysis]: Checked inductivity of 4539 backedges. 2503 proven. 2036 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:02:26,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [361364513] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:02:26,204 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:02:26,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [186, 248, 202] total 498 [2025-01-22 22:02:26,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349620682] [2025-01-22 22:02:26,204 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:02:26,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 499 states [2025-01-22 22:02:26,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:02:26,214 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 499 interpolants. [2025-01-22 22:02:26,230 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=53928, Invalid=194574, Unknown=0, NotChecked=0, Total=248502 [2025-01-22 22:02:26,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:02:26,231 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:02:26,231 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 499 states, 499 states have (on average 1.529058116232465) internal successors, (763), 498 states have internal predecessors, (763), 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) [2025-01-22 22:02:26,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 22:02:26,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-22 22:02:26,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2025-01-22 22:02:26,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2025-01-22 22:02:26,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 22:02:26,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2025-01-22 22:02:26,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:02:26,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2025-01-22 22:02:26,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2025-01-22 22:02:26,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 184 states. [2025-01-22 22:02:26,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-01-22 22:02:26,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 187 states. [2025-01-22 22:02:26,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 249 states. [2025-01-22 22:02:26,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 411 states. [2025-01-22 22:02:26,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 287 states. [2025-01-22 22:02:26,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 289 states. [2025-01-22 22:02:26,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 313 states. [2025-01-22 22:02:26,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:02:58,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 22:02:58,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-22 22:02:58,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-01-22 22:02:58,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2025-01-22 22:02:58,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 22:02:58,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2025-01-22 22:02:58,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:02:58,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2025-01-22 22:02:58,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2025-01-22 22:02:58,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 184 states. [2025-01-22 22:02:58,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-01-22 22:02:58,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 187 states. [2025-01-22 22:02:58,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 249 states. [2025-01-22 22:02:58,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 411 states. [2025-01-22 22:02:58,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 287 states. [2025-01-22 22:02:58,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 289 states. [2025-01-22 22:02:58,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 313 states. [2025-01-22 22:02:58,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 522 states. [2025-01-22 22:02:58,603 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2025-01-22 22:02:58,798 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,SelfDestructingSolverStorable34,SelfDestructingSolverStorable35,SelfDestructingSolverStorable36 [2025-01-22 22:02:58,798 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-22 22:02:58,798 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:02:58,798 INFO L139 ounterexampleChecker]: Examining path program with hash -796494656, occurence #7 [2025-01-22 22:02:58,798 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 22:02:58,798 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 205 [2025-01-22 22:02:58,798 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,798 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 207 [2025-01-22 22:02:58,798 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,798 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 209 [2025-01-22 22:02:58,798 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,798 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 211 [2025-01-22 22:02:58,798 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,798 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 213 [2025-01-22 22:02:58,798 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,798 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 215 [2025-01-22 22:02:58,798 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,799 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 217 [2025-01-22 22:02:58,799 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,799 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2025-01-22 22:02:58,799 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,799 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 221 [2025-01-22 22:02:58,799 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,799 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 223 [2025-01-22 22:02:58,799 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,799 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 225 [2025-01-22 22:02:58,799 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,799 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 227 [2025-01-22 22:02:58,799 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,799 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 229 [2025-01-22 22:02:58,799 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,799 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 231 [2025-01-22 22:02:58,799 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,799 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 233 [2025-01-22 22:02:58,799 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,799 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 235 [2025-01-22 22:02:58,799 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,799 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 237 [2025-01-22 22:02:58,799 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,799 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 239 [2025-01-22 22:02:58,799 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,799 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 241 [2025-01-22 22:02:58,799 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,799 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 243 [2025-01-22 22:02:58,799 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,799 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 245 [2025-01-22 22:02:58,799 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,799 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 247 [2025-01-22 22:02:58,799 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,799 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 249 [2025-01-22 22:02:58,799 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,800 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 251 [2025-01-22 22:02:58,800 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,800 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 253 [2025-01-22 22:02:58,800 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,800 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 255 [2025-01-22 22:02:58,800 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,800 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 257 [2025-01-22 22:02:58,800 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,800 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 259 [2025-01-22 22:02:58,800 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,800 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 261 [2025-01-22 22:02:58,800 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,800 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 263 [2025-01-22 22:02:58,800 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,800 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 265 [2025-01-22 22:02:58,800 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,800 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 267 [2025-01-22 22:02:58,800 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,800 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 269 [2025-01-22 22:02:58,800 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,800 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 271 [2025-01-22 22:02:58,800 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,800 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 273 [2025-01-22 22:02:58,800 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,800 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 275 [2025-01-22 22:02:58,800 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,800 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 277 [2025-01-22 22:02:58,800 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,800 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 279 [2025-01-22 22:02:58,800 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,800 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 281 [2025-01-22 22:02:58,800 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,800 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 283 [2025-01-22 22:02:58,800 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,800 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 285 [2025-01-22 22:02:58,800 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,800 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 287 [2025-01-22 22:02:58,801 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,801 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 289 [2025-01-22 22:02:58,801 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,801 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 291 [2025-01-22 22:02:58,801 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,801 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 293 [2025-01-22 22:02:58,801 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,801 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 295 [2025-01-22 22:02:58,801 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,801 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 297 [2025-01-22 22:02:58,801 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,801 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 299 [2025-01-22 22:02:58,801 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,801 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 301 [2025-01-22 22:02:58,801 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,801 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 303 [2025-01-22 22:02:58,801 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:02:58,801 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 304 [2025-01-22 22:02:58,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:02:58,854 INFO L85 PathProgramCache]: Analyzing trace with hash -1771403991, now seen corresponding path program 1 times [2025-01-22 22:02:58,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-22 22:02:58,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658269784] [2025-01-22 22:02:58,854 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 22:02:58,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:02:58,860 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 305 statements into 1 equivalence classes. [2025-01-22 22:02:58,977 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 305 of 305 statements. [2025-01-22 22:02:58,978 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:02:58,978 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:03:14,449 INFO L134 CoverageAnalysis]: Checked inductivity of 4863 backedges. 2106 proven. 2751 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-01-22 22:03:14,450 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-22 22:03:14,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658269784] [2025-01-22 22:03:14,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658269784] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:03:14,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1670978705] [2025-01-22 22:03:14,450 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 22:03:14,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:03:14,457 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 305 statements into 1 equivalence classes. [2025-01-22 22:03:14,588 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 305 of 305 statements. [2025-01-22 22:03:14,588 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:03:14,588 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:03:14,592 INFO L256 TraceCheckSpWp]: Trace formula consists of 772 conjuncts, 316 conjuncts are in the unsatisfiable core [2025-01-22 22:03:14,595 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:03:18,468 INFO L134 CoverageAnalysis]: Checked inductivity of 4863 backedges. 2107 proven. 2749 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-01-22 22:03:18,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1670978705] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:03:18,469 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-22 22:03:18,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [171, 197] total 258 [2025-01-22 22:03:18,469 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-22 22:03:18,469 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 312 [2025-01-22 22:03:18,469 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 22:03:18,469 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 313 [2025-01-22 22:03:18,469 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:03:18,469 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 22:03:18,469 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:03:18,469 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:03:18,469 INFO L85 PathProgramCache]: Analyzing trace with hash -1827697170, now seen corresponding path program 19 times [2025-01-22 22:03:18,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:03:18,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718286949] [2025-01-22 22:03:18,469 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 22:03:18,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:03:18,475 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 315 statements into 1 equivalence classes. [2025-01-22 22:03:18,603 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 315 of 315 statements. [2025-01-22 22:03:18,603 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:03:18,603 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:03:35,686 INFO L134 CoverageAnalysis]: Checked inductivity of 4863 backedges. 2319 proven. 2533 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2025-01-22 22:03:35,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:03:35,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718286949] [2025-01-22 22:03:35,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718286949] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:03:35,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1880164335] [2025-01-22 22:03:35,686 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 22:03:35,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:03:35,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:03:35,688 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) [2025-01-22 22:03:35,690 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 [2025-01-22 22:03:35,720 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 315 statements into 1 equivalence classes. [2025-01-22 22:03:35,845 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 315 of 315 statements. [2025-01-22 22:03:35,846 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:03:35,846 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:03:35,856 INFO L256 TraceCheckSpWp]: Trace formula consists of 802 conjuncts, 299 conjuncts are in the unsatisfiable core [2025-01-22 22:03:35,860 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:03:39,060 INFO L134 CoverageAnalysis]: Checked inductivity of 4863 backedges. 2325 proven. 2531 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-01-22 22:03:39,060 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:03:49,195 INFO L134 CoverageAnalysis]: Checked inductivity of 4863 backedges. 0 proven. 4863 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:03:49,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1880164335] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:03:49,195 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:03:49,195 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [175, 180, 237] total 424 [2025-01-22 22:03:49,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495657399] [2025-01-22 22:03:49,195 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:03:49,200 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 425 states [2025-01-22 22:03:49,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:03:49,208 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 425 interpolants. [2025-01-22 22:03:49,219 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=35741, Invalid=144459, Unknown=0, NotChecked=0, Total=180200 [2025-01-22 22:03:49,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:03:49,219 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:03:49,220 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 425 states, 425 states have (on average 1.908235294117647) internal successors, (811), 424 states have internal predecessors, (811), 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) [2025-01-22 22:03:49,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 22:03:49,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-22 22:03:49,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2025-01-22 22:03:49,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2025-01-22 22:03:49,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 22:03:49,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2025-01-22 22:03:49,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:03:49,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2025-01-22 22:03:49,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2025-01-22 22:03:49,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 184 states. [2025-01-22 22:03:49,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-01-22 22:03:49,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 187 states. [2025-01-22 22:03:49,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 249 states. [2025-01-22 22:03:49,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 411 states. [2025-01-22 22:03:49,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 287 states. [2025-01-22 22:03:49,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 289 states. [2025-01-22 22:03:49,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 313 states. [2025-01-22 22:03:49,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 522 states. [2025-01-22 22:03:49,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:04:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 22:04:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-22 22:04:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-01-22 22:04:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2025-01-22 22:04:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 22:04:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2025-01-22 22:04:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:04:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2025-01-22 22:04:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2025-01-22 22:04:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 184 states. [2025-01-22 22:04:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-01-22 22:04:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 187 states. [2025-01-22 22:04:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 249 states. [2025-01-22 22:04:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 411 states. [2025-01-22 22:04:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 287 states. [2025-01-22 22:04:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 289 states. [2025-01-22 22:04:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 315 states. [2025-01-22 22:04:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 524 states. [2025-01-22 22:04:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 350 states. [2025-01-22 22:04:19,877 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2025-01-22 22:04:20,072 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37,SelfDestructingSolverStorable38,SelfDestructingSolverStorable39 [2025-01-22 22:04:20,073 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-22 22:04:20,073 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:04:20,074 INFO L139 ounterexampleChecker]: Examining path program with hash -292110423, occurence #3 [2025-01-22 22:04:20,074 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 22:04:20,074 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 211 [2025-01-22 22:04:20,074 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,074 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 213 [2025-01-22 22:04:20,074 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,074 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 215 [2025-01-22 22:04:20,074 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,074 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 217 [2025-01-22 22:04:20,074 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,074 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2025-01-22 22:04:20,074 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,074 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 221 [2025-01-22 22:04:20,074 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,074 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 223 [2025-01-22 22:04:20,074 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,074 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 225 [2025-01-22 22:04:20,074 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,074 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 227 [2025-01-22 22:04:20,074 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,074 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 229 [2025-01-22 22:04:20,074 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,074 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 231 [2025-01-22 22:04:20,074 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,074 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 233 [2025-01-22 22:04:20,074 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,074 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 235 [2025-01-22 22:04:20,074 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,074 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 237 [2025-01-22 22:04:20,074 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,074 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 239 [2025-01-22 22:04:20,074 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,074 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 241 [2025-01-22 22:04:20,074 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 243 [2025-01-22 22:04:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 245 [2025-01-22 22:04:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 247 [2025-01-22 22:04:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 249 [2025-01-22 22:04:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 251 [2025-01-22 22:04:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 253 [2025-01-22 22:04:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 255 [2025-01-22 22:04:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 257 [2025-01-22 22:04:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 259 [2025-01-22 22:04:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 261 [2025-01-22 22:04:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 263 [2025-01-22 22:04:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 265 [2025-01-22 22:04:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 267 [2025-01-22 22:04:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 269 [2025-01-22 22:04:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 271 [2025-01-22 22:04:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 273 [2025-01-22 22:04:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 275 [2025-01-22 22:04:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 277 [2025-01-22 22:04:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 279 [2025-01-22 22:04:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 281 [2025-01-22 22:04:20,076 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,076 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 283 [2025-01-22 22:04:20,076 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,076 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 285 [2025-01-22 22:04:20,076 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,076 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 287 [2025-01-22 22:04:20,076 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,076 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 289 [2025-01-22 22:04:20,076 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,076 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 291 [2025-01-22 22:04:20,076 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,076 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 293 [2025-01-22 22:04:20,076 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,076 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 295 [2025-01-22 22:04:20,076 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,076 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 297 [2025-01-22 22:04:20,076 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,076 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 299 [2025-01-22 22:04:20,076 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,076 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 301 [2025-01-22 22:04:20,076 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,076 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 303 [2025-01-22 22:04:20,076 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,076 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 305 [2025-01-22 22:04:20,076 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,076 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 307 [2025-01-22 22:04:20,076 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,076 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 309 [2025-01-22 22:04:20,076 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,076 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 311 [2025-01-22 22:04:20,076 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,076 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 313 [2025-01-22 22:04:20,076 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,076 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 315 [2025-01-22 22:04:20,076 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,076 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 317 [2025-01-22 22:04:20,076 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,076 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 319 [2025-01-22 22:04:20,076 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,077 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 321 [2025-01-22 22:04:20,077 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:20,077 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 322 [2025-01-22 22:04:20,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:04:20,138 INFO L85 PathProgramCache]: Analyzing trace with hash 1849710392, now seen corresponding path program 1 times [2025-01-22 22:04:20,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-22 22:04:20,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824733063] [2025-01-22 22:04:20,138 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 22:04:20,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:04:20,144 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 323 statements into 1 equivalence classes. [2025-01-22 22:04:20,295 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 323 of 323 statements. [2025-01-22 22:04:20,295 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:04:20,295 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:04:38,235 INFO L134 CoverageAnalysis]: Checked inductivity of 5670 backedges. 2352 proven. 3312 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-01-22 22:04:38,235 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-22 22:04:38,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824733063] [2025-01-22 22:04:38,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824733063] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:04:38,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1019503334] [2025-01-22 22:04:38,236 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 22:04:38,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:04:38,249 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 323 statements into 1 equivalence classes. [2025-01-22 22:04:38,418 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 323 of 323 statements. [2025-01-22 22:04:38,418 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:04:38,418 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:04:38,423 INFO L256 TraceCheckSpWp]: Trace formula consists of 817 conjuncts, 345 conjuncts are in the unsatisfiable core [2025-01-22 22:04:38,426 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:04:43,596 INFO L134 CoverageAnalysis]: Checked inductivity of 5670 backedges. 2495 proven. 3168 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-01-22 22:04:43,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1019503334] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:04:43,596 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-22 22:04:43,596 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [186, 215] total 283 [2025-01-22 22:04:43,596 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-22 22:04:43,596 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 331 [2025-01-22 22:04:43,596 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:43,596 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 333 [2025-01-22 22:04:43,596 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 22:04:43,597 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 335 [2025-01-22 22:04:43,597 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:04:43,597 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 22:04:43,597 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:04:43,597 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:04:43,597 INFO L85 PathProgramCache]: Analyzing trace with hash -242383234, now seen corresponding path program 20 times [2025-01-22 22:04:43,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:04:43,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751898054] [2025-01-22 22:04:43,597 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 22:04:43,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:04:43,603 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 337 statements into 2 equivalence classes. [2025-01-22 22:04:43,763 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 337 of 337 statements. [2025-01-22 22:04:43,763 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 22:04:43,763 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:05:04,737 INFO L134 CoverageAnalysis]: Checked inductivity of 5673 backedges. 3142 proven. 2524 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-01-22 22:05:04,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:05:04,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751898054] [2025-01-22 22:05:04,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [751898054] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:05:04,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1559308623] [2025-01-22 22:05:04,737 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 22:05:04,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:05:04,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:05:04,740 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) [2025-01-22 22:05:04,740 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 [2025-01-22 22:05:04,771 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 337 statements into 2 equivalence classes. [2025-01-22 22:05:04,930 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 337 of 337 statements. [2025-01-22 22:05:04,931 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 22:05:04,931 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:05:04,936 INFO L256 TraceCheckSpWp]: Trace formula consists of 857 conjuncts, 320 conjuncts are in the unsatisfiable core [2025-01-22 22:05:04,940 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:05:14,188 INFO L134 CoverageAnalysis]: Checked inductivity of 5673 backedges. 3142 proven. 2523 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2025-01-22 22:05:14,188 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:05:23,935 INFO L134 CoverageAnalysis]: Checked inductivity of 5673 backedges. 3142 proven. 2531 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:05:23,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1559308623] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:05:23,935 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:05:23,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [217, 275, 225] total 536 [2025-01-22 22:05:23,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406867184] [2025-01-22 22:05:23,936 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:05:23,936 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 537 states [2025-01-22 22:05:23,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:05:23,954 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 537 interpolants. [2025-01-22 22:05:23,974 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=64292, Invalid=223540, Unknown=0, NotChecked=0, Total=287832 [2025-01-22 22:05:23,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:05:23,974 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:05:23,975 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 537 states, 537 states have (on average 1.595903165735568) internal successors, (857), 536 states have internal predecessors, (857), 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) [2025-01-22 22:05:23,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 22:05:23,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-22 22:05:23,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2025-01-22 22:05:23,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2025-01-22 22:05:23,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 22:05:23,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2025-01-22 22:05:23,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:05:23,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2025-01-22 22:05:23,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2025-01-22 22:05:23,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 184 states. [2025-01-22 22:05:23,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-01-22 22:05:23,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 187 states. [2025-01-22 22:05:23,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 249 states. [2025-01-22 22:05:23,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 411 states. [2025-01-22 22:05:23,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 287 states. [2025-01-22 22:05:23,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 289 states. [2025-01-22 22:05:23,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 315 states. [2025-01-22 22:05:23,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 524 states. [2025-01-22 22:05:23,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 350 states. [2025-01-22 22:05:23,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:06:03,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 22:06:03,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-22 22:06:03,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-01-22 22:06:03,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2025-01-22 22:06:03,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 22:06:03,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2025-01-22 22:06:03,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:06:03,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2025-01-22 22:06:03,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2025-01-22 22:06:03,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 184 states. [2025-01-22 22:06:03,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-01-22 22:06:03,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 187 states. [2025-01-22 22:06:03,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 249 states. [2025-01-22 22:06:03,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 411 states. [2025-01-22 22:06:03,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 287 states. [2025-01-22 22:06:03,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 289 states. [2025-01-22 22:06:03,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 315 states. [2025-01-22 22:06:03,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 524 states. [2025-01-22 22:06:03,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 350 states. [2025-01-22 22:06:03,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 584 states. [2025-01-22 22:06:03,918 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2025-01-22 22:06:04,112 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,SelfDestructingSolverStorable41,SelfDestructingSolverStorable42,18 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:06:04,112 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-22 22:06:04,112 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:06:04,112 INFO L139 ounterexampleChecker]: Examining path program with hash 28741933, occurence #3 [2025-01-22 22:06:04,112 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 22:06:04,112 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2025-01-22 22:06:04,112 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,112 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 221 [2025-01-22 22:06:04,112 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,112 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 223 [2025-01-22 22:06:04,112 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,112 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 225 [2025-01-22 22:06:04,112 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 227 [2025-01-22 22:06:04,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 229 [2025-01-22 22:06:04,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 231 [2025-01-22 22:06:04,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 233 [2025-01-22 22:06:04,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 235 [2025-01-22 22:06:04,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 237 [2025-01-22 22:06:04,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 239 [2025-01-22 22:06:04,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 241 [2025-01-22 22:06:04,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 243 [2025-01-22 22:06:04,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 245 [2025-01-22 22:06:04,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 247 [2025-01-22 22:06:04,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 249 [2025-01-22 22:06:04,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 251 [2025-01-22 22:06:04,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 253 [2025-01-22 22:06:04,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 255 [2025-01-22 22:06:04,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 257 [2025-01-22 22:06:04,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 259 [2025-01-22 22:06:04,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 261 [2025-01-22 22:06:04,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 263 [2025-01-22 22:06:04,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,114 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 265 [2025-01-22 22:06:04,114 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,114 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 267 [2025-01-22 22:06:04,114 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,114 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 269 [2025-01-22 22:06:04,114 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,114 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 271 [2025-01-22 22:06:04,114 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,114 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 273 [2025-01-22 22:06:04,114 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,114 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 275 [2025-01-22 22:06:04,114 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,114 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 277 [2025-01-22 22:06:04,114 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,114 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 279 [2025-01-22 22:06:04,114 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,114 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 281 [2025-01-22 22:06:04,114 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,114 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 283 [2025-01-22 22:06:04,114 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,114 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 285 [2025-01-22 22:06:04,114 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,114 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 287 [2025-01-22 22:06:04,114 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,114 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 289 [2025-01-22 22:06:04,114 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,114 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 291 [2025-01-22 22:06:04,114 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,114 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 293 [2025-01-22 22:06:04,114 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,114 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 295 [2025-01-22 22:06:04,114 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,114 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 297 [2025-01-22 22:06:04,114 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,114 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 299 [2025-01-22 22:06:04,114 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 301 [2025-01-22 22:06:04,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 303 [2025-01-22 22:06:04,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 305 [2025-01-22 22:06:04,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 307 [2025-01-22 22:06:04,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 309 [2025-01-22 22:06:04,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 311 [2025-01-22 22:06:04,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 313 [2025-01-22 22:06:04,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 315 [2025-01-22 22:06:04,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 317 [2025-01-22 22:06:04,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 319 [2025-01-22 22:06:04,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 321 [2025-01-22 22:06:04,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 323 [2025-01-22 22:06:04,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 325 [2025-01-22 22:06:04,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 327 [2025-01-22 22:06:04,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 329 [2025-01-22 22:06:04,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:04,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 330 [2025-01-22 22:06:04,170 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:06:04,170 INFO L85 PathProgramCache]: Analyzing trace with hash 219416823, now seen corresponding path program 1 times [2025-01-22 22:06:04,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-22 22:06:04,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134893193] [2025-01-22 22:06:04,170 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 22:06:04,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:06:04,176 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 331 statements into 1 equivalence classes. [2025-01-22 22:06:04,323 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 331 of 331 statements. [2025-01-22 22:06:04,323 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:06:04,323 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:06:23,553 INFO L134 CoverageAnalysis]: Checked inductivity of 5999 backedges. 2494 proven. 3499 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-01-22 22:06:23,553 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-22 22:06:23,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134893193] [2025-01-22 22:06:23,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134893193] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:06:23,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [25779275] [2025-01-22 22:06:23,554 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 22:06:23,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:06:23,560 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 331 statements into 1 equivalence classes. [2025-01-22 22:06:23,720 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 331 of 331 statements. [2025-01-22 22:06:23,721 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:06:23,721 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:06:23,725 INFO L256 TraceCheckSpWp]: Trace formula consists of 837 conjuncts, 345 conjuncts are in the unsatisfiable core [2025-01-22 22:06:23,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:06:28,527 INFO L134 CoverageAnalysis]: Checked inductivity of 5999 backedges. 2495 proven. 3497 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-01-22 22:06:28,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [25779275] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:06:28,528 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-22 22:06:28,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [186, 215] total 280 [2025-01-22 22:06:28,528 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-22 22:06:28,528 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 339 [2025-01-22 22:06:28,528 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:28,528 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 341 [2025-01-22 22:06:28,528 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 22:06:28,528 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 343 [2025-01-22 22:06:28,528 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:06:28,528 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 22:06:28,528 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:06:28,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:06:28,529 INFO L85 PathProgramCache]: Analyzing trace with hash -562654610, now seen corresponding path program 21 times [2025-01-22 22:06:28,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:06:28,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379509619] [2025-01-22 22:06:28,529 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 22:06:28,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:06:28,539 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 345 statements into 57 equivalence classes. [2025-01-22 22:06:29,034 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 57 check-sat command(s) and asserted 345 of 345 statements. [2025-01-22 22:06:29,035 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 57 check-sat command(s) [2025-01-22 22:06:29,035 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:06:50,765 INFO L134 CoverageAnalysis]: Checked inductivity of 6002 backedges. 1537 proven. 4458 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-01-22 22:06:50,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:06:50,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379509619] [2025-01-22 22:06:50,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379509619] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:06:50,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2128438022] [2025-01-22 22:06:50,765 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 22:06:50,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:06:50,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:06:50,767 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) [2025-01-22 22:06:50,768 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 [2025-01-22 22:06:50,800 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 345 statements into 57 equivalence classes. [2025-01-22 22:06:51,884 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 57 check-sat command(s) and asserted 345 of 345 statements. [2025-01-22 22:06:51,884 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 57 check-sat command(s) [2025-01-22 22:06:51,884 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:06:51,898 INFO L256 TraceCheckSpWp]: Trace formula consists of 877 conjuncts, 327 conjuncts are in the unsatisfiable core [2025-01-22 22:06:51,902 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:06:56,343 INFO L134 CoverageAnalysis]: Checked inductivity of 6002 backedges. 2853 proven. 3141 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2025-01-22 22:06:56,344 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:07:08,750 INFO L134 CoverageAnalysis]: Checked inductivity of 6002 backedges. 0 proven. 6001 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 22:07:08,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2128438022] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:07:08,751 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:07:08,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [213, 195, 260] total 491 [2025-01-22 22:07:08,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936375326] [2025-01-22 22:07:08,751 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:07:08,752 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 492 states [2025-01-22 22:07:08,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:07:08,757 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 492 interpolants. [2025-01-22 22:07:08,766 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=44298, Invalid=197274, Unknown=0, NotChecked=0, Total=241572 [2025-01-22 22:07:08,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:07:08,766 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:07:08,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 492 states, 492 states have (on average 1.7804878048780488) internal successors, (876), 491 states have internal predecessors, (876), 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) [2025-01-22 22:07:08,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 22:07:08,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-22 22:07:08,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2025-01-22 22:07:08,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2025-01-22 22:07:08,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 22:07:08,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2025-01-22 22:07:08,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:07:08,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2025-01-22 22:07:08,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2025-01-22 22:07:08,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 184 states. [2025-01-22 22:07:08,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-01-22 22:07:08,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 187 states. [2025-01-22 22:07:08,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 249 states. [2025-01-22 22:07:08,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 411 states. [2025-01-22 22:07:08,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 287 states. [2025-01-22 22:07:08,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 289 states. [2025-01-22 22:07:08,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 315 states. [2025-01-22 22:07:08,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 524 states. [2025-01-22 22:07:08,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 350 states. [2025-01-22 22:07:08,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 584 states. [2025-01-22 22:07:08,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2025-01-22 22:07:27,888 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 [2025-01-22 22:07:27,894 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2025-01-22 22:07:27,914 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2025-01-22 22:07:27,920 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 [2025-01-22 22:07:28,089 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43,SelfDestructingSolverStorable44,SelfDestructingSolverStorable45,19 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:07:28,089 WARN L596 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 700 known predicates. [2025-01-22 22:07:28,091 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (4 of 5 remaining) [2025-01-22 22:07:28,091 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2025-01-22 22:07:28,091 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2025-01-22 22:07:28,091 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2025-01-22 22:07:28,091 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2025-01-22 22:07:28,105 INFO L422 BasicCegarLoop]: Path program histogram: [21] [2025-01-22 22:07:28,111 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-01-22 22:07:28,111 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-22 22:07:28,129 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2025-01-22 22:07:28,130 INFO L201 PluginConnector]: Adding new model hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.01 10:07:28 BasicIcfg [2025-01-22 22:07:28,130 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-22 22:07:28,132 INFO L158 Benchmark]: Toolchain (without parser) took 859302.10ms. Allocated memory was 117.4MB in the beginning and 4.6GB in the end (delta: 4.4GB). Free memory was 81.7MB in the beginning and 2.8GB in the end (delta: -2.7GB). Peak memory consumption was 1.7GB. Max. memory is 16.0GB. [2025-01-22 22:07:28,132 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.16ms. Allocated memory is still 117.4MB. Free memory was 82.7MB in the beginning and 82.6MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.0GB. [2025-01-22 22:07:28,132 INFO L158 Benchmark]: Boogie Procedure Inliner took 17.44ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.0GB. [2025-01-22 22:07:28,132 INFO L158 Benchmark]: Boogie Preprocessor took 14.53ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.7MB in the end (delta: 701.3kB). There was no memory consumed. Max. memory is 16.0GB. [2025-01-22 22:07:28,132 INFO L158 Benchmark]: RCFGBuilder took 176.20ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 69.4MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.0GB. [2025-01-22 22:07:28,132 INFO L158 Benchmark]: TraceAbstraction took 859090.73ms. Allocated memory was 117.4MB in the beginning and 4.6GB in the end (delta: 4.4GB). Free memory was 68.8MB in the beginning and 2.8GB in the end (delta: -2.8GB). Peak memory consumption was 1.7GB. Max. memory is 16.0GB. [2025-01-22 22:07:28,133 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 0.16ms. Allocated memory is still 117.4MB. Free memory was 82.7MB in the beginning and 82.6MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.0GB. * Boogie Procedure Inliner took 17.44ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.0GB. * Boogie Preprocessor took 14.53ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.7MB in the end (delta: 701.3kB). There was no memory consumed. Max. memory is 16.0GB. * RCFGBuilder took 176.20ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 69.4MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.0GB. * TraceAbstraction took 859090.73ms. Allocated memory was 117.4MB in the beginning and 4.6GB in the end (delta: 4.4GB). Free memory was 68.8MB in the beginning and 2.8GB in the end (delta: -2.8GB). Peak memory consumption was 1.7GB. 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: 45233, independent: 38476, independent conditional: 37921, independent unconditional: 555, dependent: 6757, dependent conditional: 6745, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 39939, independent: 38476, independent conditional: 37921, independent unconditional: 555, dependent: 1463, dependent conditional: 1451, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 39939, independent: 38476, independent conditional: 37921, independent unconditional: 555, dependent: 1463, dependent conditional: 1451, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 54906, independent: 38476, independent conditional: 37921, independent unconditional: 555, dependent: 16430, dependent conditional: 16418, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 54906, independent: 38476, independent conditional: 3714, independent unconditional: 34762, dependent: 16430, dependent conditional: 10444, dependent unconditional: 5986, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 54906, independent: 38476, independent conditional: 3714, independent unconditional: 34762, dependent: 16430, dependent conditional: 10444, dependent unconditional: 5986, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3320, independent: 1978, independent conditional: 1471, independent unconditional: 507, dependent: 1342, dependent conditional: 1330, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3320, independent: 496, independent conditional: 0, independent unconditional: 496, dependent: 2824, dependent conditional: 0, dependent unconditional: 2824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 2824, independent: 1482, independent conditional: 1471, independent unconditional: 11, dependent: 1342, dependent conditional: 1330, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2824, independent: 1482, independent conditional: 1471, independent unconditional: 11, dependent: 1342, dependent conditional: 1330, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 53677, independent: 31871, independent conditional: 31567, independent unconditional: 305, dependent: 21806, dependent conditional: 21230, dependent unconditional: 576, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 13, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 54906, independent: 36498, independent conditional: 2243, independent unconditional: 34255, dependent: 15088, dependent conditional: 9114, dependent unconditional: 5974, unknown: 3320, unknown conditional: 2801, unknown unconditional: 519] , Statistics on independence cache: Total cache size (in pairs): 3333, Positive cache size: 1991, Positive conditional cache size: 1484, Positive unconditional cache size: 507, Negative cache size: 1342, Negative conditional cache size: 1330, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 40181, Maximal queried relation: 18, Independence queries for same thread: 5294, Persistent sets #1 benchmarks: Persistent set computation time: 0.8s, Number of persistent set computation: 107, Number of trivial persistent sets: 62, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 567, independent: 555, independent conditional: 0, independent unconditional: 555, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 45233, independent: 38476, independent conditional: 37921, independent unconditional: 555, dependent: 6757, dependent conditional: 6745, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 39939, independent: 38476, independent conditional: 37921, independent unconditional: 555, dependent: 1463, dependent conditional: 1451, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 39939, independent: 38476, independent conditional: 37921, independent unconditional: 555, dependent: 1463, dependent conditional: 1451, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 54906, independent: 38476, independent conditional: 37921, independent unconditional: 555, dependent: 16430, dependent conditional: 16418, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 54906, independent: 38476, independent conditional: 3714, independent unconditional: 34762, dependent: 16430, dependent conditional: 10444, dependent unconditional: 5986, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 54906, independent: 38476, independent conditional: 3714, independent unconditional: 34762, dependent: 16430, dependent conditional: 10444, dependent unconditional: 5986, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3320, independent: 1978, independent conditional: 1471, independent unconditional: 507, dependent: 1342, dependent conditional: 1330, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3320, independent: 496, independent conditional: 0, independent unconditional: 496, dependent: 2824, dependent conditional: 0, dependent unconditional: 2824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 2824, independent: 1482, independent conditional: 1471, independent unconditional: 11, dependent: 1342, dependent conditional: 1330, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2824, independent: 1482, independent conditional: 1471, independent unconditional: 11, dependent: 1342, dependent conditional: 1330, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 53677, independent: 31871, independent conditional: 31567, independent unconditional: 305, dependent: 21806, dependent conditional: 21230, dependent unconditional: 576, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 13, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 54906, independent: 36498, independent conditional: 2243, independent unconditional: 34255, dependent: 15088, dependent conditional: 9114, dependent unconditional: 5974, unknown: 3320, unknown conditional: 2801, unknown unconditional: 519] , Statistics on independence cache: Total cache size (in pairs): 3333, Positive cache size: 1991, Positive conditional cache size: 1484, Positive unconditional cache size: 507, Negative cache size: 1342, Negative conditional cache size: 1330, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 40181, Maximal queried relation: 18, Independence queries for same thread: 5294 - TimeoutResultAtElement [Line: 72]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 700 known predicates. - TimeoutResultAtElement [Line: 64]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 700 known predicates. - TimeoutResultAtElement [Line: 63]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 700 known predicates. - TimeoutResultAtElement [Line: 63]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 700 known predicates. - TimeoutResultAtElement [Line: 65]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 700 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 41 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 859.0s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 21, EmptinessCheckTime: 296.1s, 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: 4601, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 6.4s SatisfiabilityAnalysisTime, 375.2s InterpolantComputationTime, 7856 NumberOfCodeBlocks, 7856 NumberOfCodeBlocksAsserted, 603 NumberOfCheckSat, 11486 ConstructedInterpolants, 0 QuantifiedInterpolants, 75663 SizeOfPredicates, 16 NumberOfNonLiveVariables, 9599 ConjunctsInSsa, 3637 ConjunctsInUnsatCore, 54 InterpolantComputations, 5 PerfectInterpolantSequences, 49319/129241 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]: 176624, ConditionCalculationTime [ms]: 818, ConditionCalculations: 476, QuantifiedConditions: 0, TraceChecks: 13, UnknownTraceChecks: 0, UnsatisfiedConditions: 1, ImperfectProofs: 12 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown