/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 false --traceabstraction.commutativity.condition.synthesis NONE -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/popl20/counter-determinism.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-dev-ebd4107-m [2025-01-22 15:57:54,600 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-22 15:57:54,643 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 15:57:54,646 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-22 15:57:54,646 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-22 15:57:54,681 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-22 15:57:54,682 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-22 15:57:54,682 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-22 15:57:54,687 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-22 15:57:54,687 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-22 15:57:54,687 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-22 15:57:54,687 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-22 15:57:54,687 INFO L153 SettingsManager]: * Use SBE=true [2025-01-22 15:57:54,687 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-22 15:57:54,687 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-22 15:57:54,687 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-22 15:57:54,687 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-22 15:57:54,687 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-22 15:57:54,688 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-22 15:57:54,688 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-22 15:57:54,688 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-22 15:57:54,688 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-22 15:57:54,688 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-22 15:57:54,688 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-22 15:57:54,688 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-22 15:57:54,688 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-22 15:57:54,688 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-22 15:57:54,688 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-22 15:57:54,688 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-22 15:57:54,688 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-22 15:57:54,688 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-01-22 15:57:54,688 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-22 15:57:54,688 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-22 15:57:54,688 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-22 15:57:54,688 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-01-22 15:57:54,688 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-22 15:57:54,688 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-22 15:57:54,689 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-01-22 15:57:54,689 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-22 15:57:54,689 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-22 15:57:54,689 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-01-22 15:57:54,689 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-01-22 15:57:54,689 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-01-22 15:57:54,689 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 -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NONE [2025-01-22 15:57:54,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-22 15:57:54,955 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-22 15:57:54,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-22 15:57:54,958 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2025-01-22 15:57:54,959 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2025-01-22 15:57:54,962 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/counter-determinism.wvr.bpl [2025-01-22 15:57:54,963 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/counter-determinism.wvr.bpl' [2025-01-22 15:57:54,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-22 15:57:54,994 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2025-01-22 15:57:54,995 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-22 15:57:54,995 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-22 15:57:54,995 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-22 15:57:55,007 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 03:57:54" (1/1) ... [2025-01-22 15:57:55,013 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 03:57:54" (1/1) ... [2025-01-22 15:57:55,019 INFO L138 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2025-01-22 15:57:55,020 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-22 15:57:55,021 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-22 15:57:55,021 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-22 15:57:55,021 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-22 15:57:55,027 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 03:57:54" (1/1) ... [2025-01-22 15:57:55,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 03:57:54" (1/1) ... [2025-01-22 15:57:55,029 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 03:57:54" (1/1) ... [2025-01-22 15:57:55,029 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 03:57:54" (1/1) ... [2025-01-22 15:57:55,032 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 03:57:54" (1/1) ... [2025-01-22 15:57:55,033 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 03:57:54" (1/1) ... [2025-01-22 15:57:55,038 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 03:57:54" (1/1) ... [2025-01-22 15:57:55,038 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 03:57:54" (1/1) ... [2025-01-22 15:57:55,039 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 03:57:54" (1/1) ... [2025-01-22 15:57:55,040 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-22 15:57:55,042 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-22 15:57:55,042 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-22 15:57:55,042 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-22 15:57:55,043 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 03:57:54" (1/1) ... [2025-01-22 15:57:55,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-01-22 15:57:55,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 15:57:55,082 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 15:57:55,092 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 15:57:55,108 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2025-01-22 15:57:55,108 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2025-01-22 15:57:55,108 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2025-01-22 15:57:55,108 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2025-01-22 15:57:55,108 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2025-01-22 15:57:55,109 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2025-01-22 15:57:55,109 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2025-01-22 15:57:55,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-22 15:57:55,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-22 15:57:55,109 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2025-01-22 15:57:55,109 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2025-01-22 15:57:55,109 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2025-01-22 15:57:55,109 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2025-01-22 15:57:55,109 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2025-01-22 15:57:55,109 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2025-01-22 15:57:55,110 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 15:57:55,149 INFO L234 CfgBuilder]: Building ICFG [2025-01-22 15:57:55,150 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-22 15:57:55,220 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-01-22 15:57:55,221 INFO L283 CfgBuilder]: Performing block encoding [2025-01-22 15:57:55,249 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-22 15:57:55,249 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-22 15:57:55,249 INFO L201 PluginConnector]: Adding new model counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.01 03:57:55 BoogieIcfgContainer [2025-01-22 15:57:55,250 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-22 15:57:55,251 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-22 15:57:55,251 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-22 15:57:55,255 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-22 15:57:55,256 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 03:57:54" (1/2) ... [2025-01-22 15:57:55,256 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73e4e457 and model type counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.01 03:57:55, skipping insertion in model container [2025-01-22 15:57:55,256 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.01 03:57:55" (2/2) ... [2025-01-22 15:57:55,257 INFO L128 eAbstractionObserver]: Analyzing ICFG counter-determinism.wvr.bpl [2025-01-22 15:57:55,266 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-22 15:57:55,267 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG counter-determinism.wvr.bpl that has 5 procedures, 25 locations, 1 initial locations, 4 loop locations, and 1 error locations. [2025-01-22 15:57:55,267 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-01-22 15:57:55,300 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2025-01-22 15:57:55,329 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-22 15:57:55,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-01-22 15:57:55,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 15:57:55,332 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 15:57:55,333 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 15:57:55,368 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-01-22 15:57:55,376 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2025-01-22 15:57:55,381 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;@25c3489a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-22 15:57:55,381 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2025-01-22 15:57:55,621 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 15:57:55,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 15:57:55,625 INFO L85 PathProgramCache]: Analyzing trace with hash -138554055, now seen corresponding path program 1 times [2025-01-22 15:57:55,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 15:57:55,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160310446] [2025-01-22 15:57:55,632 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 15:57:55,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 15:57:55,683 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 33 statements into 1 equivalence classes. [2025-01-22 15:57:55,716 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 33 of 33 statements. [2025-01-22 15:57:55,717 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 15:57:55,717 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:57:56,099 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 15:57:56,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 15:57:56,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160310446] [2025-01-22 15:57:56,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160310446] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-22 15:57:56,100 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-22 15:57:56,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2025-01-22 15:57:56,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040415750] [2025-01-22 15:57:56,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-22 15:57:56,106 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-01-22 15:57:56,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 15:57:56,126 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-01-22 15:57:56,127 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2025-01-22 15:57:56,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:57:56,128 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 15:57:56,131 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.1) internal successors, (31), 9 states have internal predecessors, (31), 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 15:57:56,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:57:56,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:57:56,350 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-22 15:57:56,350 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 15:57:56,350 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 15:57:56,350 INFO L85 PathProgramCache]: Analyzing trace with hash 1520189425, now seen corresponding path program 2 times [2025-01-22 15:57:56,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 15:57:56,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800525338] [2025-01-22 15:57:56,351 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 15:57:56,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 15:57:56,357 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 35 statements into 2 equivalence classes. [2025-01-22 15:57:56,365 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 29 of 35 statements. [2025-01-22 15:57:56,366 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-01-22 15:57:56,366 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:57:56,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-01-22 15:57:56,447 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 15:57:56,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800525338] [2025-01-22 15:57:56,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800525338] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-22 15:57:56,447 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-22 15:57:56,447 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-22 15:57:56,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54177244] [2025-01-22 15:57:56,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-22 15:57:56,448 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-22 15:57:56,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 15:57:56,448 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-22 15:57:56,448 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-01-22 15:57:56,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:57:56,449 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 15:57:56,450 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 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 15:57:56,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:57:56,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:57:56,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:57:56,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:57:56,587 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-22 15:57:56,587 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 15:57:56,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 15:57:56,587 INFO L85 PathProgramCache]: Analyzing trace with hash 2105950625, now seen corresponding path program 3 times [2025-01-22 15:57:56,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 15:57:56,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231564266] [2025-01-22 15:57:56,587 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 15:57:56,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 15:57:56,593 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 33 statements into 1 equivalence classes. [2025-01-22 15:57:56,599 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 33 of 33 statements. [2025-01-22 15:57:56,599 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-01-22 15:57:56,599 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:57:56,643 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 15:57:56,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 15:57:56,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231564266] [2025-01-22 15:57:56,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1231564266] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-22 15:57:56,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-22 15:57:56,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-22 15:57:56,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380165034] [2025-01-22 15:57:56,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-22 15:57:56,643 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-22 15:57:56,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 15:57:56,644 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-22 15:57:56,644 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-01-22 15:57:56,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:57:56,645 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 15:57:56,645 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 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 15:57:56,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:57:56,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:57:56,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:57:56,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:57:56,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:57:56,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:57:56,686 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-22 15:57:56,686 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 15:57:56,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 15:57:56,687 INFO L85 PathProgramCache]: Analyzing trace with hash -1896026683, now seen corresponding path program 4 times [2025-01-22 15:57:56,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 15:57:56,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400727177] [2025-01-22 15:57:56,687 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 15:57:56,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 15:57:56,693 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 43 statements into 2 equivalence classes. [2025-01-22 15:57:56,706 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-01-22 15:57:56,707 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 15:57:56,707 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:57:56,857 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 15:57:56,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 15:57:56,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400727177] [2025-01-22 15:57:56,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400727177] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-22 15:57:56,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-22 15:57:56,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-22 15:57:56,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093635514] [2025-01-22 15:57:56,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-22 15:57:56,858 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-22 15:57:56,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 15:57:56,859 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-22 15:57:56,859 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2025-01-22 15:57:56,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:57:56,859 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 15:57:56,859 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 5 states have internal predecessors, (32), 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 15:57:56,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:57:56,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:57:56,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:57:56,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:57:56,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:57:56,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:57:56,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:57:56,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:57:56,937 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-22 15:57:56,938 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 15:57:56,939 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 15:57:56,940 INFO L85 PathProgramCache]: Analyzing trace with hash 312225281, now seen corresponding path program 5 times [2025-01-22 15:57:56,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 15:57:56,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724723852] [2025-01-22 15:57:56,940 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 15:57:56,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 15:57:56,946 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 41 statements into 3 equivalence classes. [2025-01-22 15:57:56,952 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) and asserted 41 of 41 statements. [2025-01-22 15:57:56,952 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2025-01-22 15:57:56,952 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:57:57,041 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 15:57:57,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 15:57:57,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724723852] [2025-01-22 15:57:57,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724723852] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 15:57:57,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [645279537] [2025-01-22 15:57:57,041 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 15:57:57,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 15:57:57,042 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 15:57:57,045 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 15:57:57,046 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 15:57:57,072 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 41 statements into 3 equivalence classes. [2025-01-22 15:57:57,087 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) and asserted 41 of 41 statements. [2025-01-22 15:57:57,087 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2025-01-22 15:57:57,087 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:57:57,088 INFO L256 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 11 conjuncts are in the unsatisfiable core [2025-01-22 15:57:57,091 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 15:57:57,328 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 15:57:57,328 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 15:57:57,522 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 15:57:57,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [645279537] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 15:57:57,522 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 15:57:57,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9, 9] total 20 [2025-01-22 15:57:57,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049885325] [2025-01-22 15:57:57,522 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 15:57:57,523 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2025-01-22 15:57:57,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 15:57:57,523 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2025-01-22 15:57:57,523 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=298, Unknown=0, NotChecked=0, Total=420 [2025-01-22 15:57:57,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:57:57,523 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 15:57:57,524 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 4.666666666666667) internal successors, (98), 20 states have internal predecessors, (98), 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 15:57:57,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:57:57,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:57:57,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:57:57,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:57:57,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:57:58,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:57:58,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:57:58,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:57:58,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:57:58,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-01-22 15:57:58,019 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-01-22 15:57:58,217 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 15:57:58,217 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 15:57:58,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 15:57:58,217 INFO L85 PathProgramCache]: Analyzing trace with hash 1857892665, now seen corresponding path program 6 times [2025-01-22 15:57:58,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 15:57:58,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546600592] [2025-01-22 15:57:58,218 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 15:57:58,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 15:57:58,222 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 55 statements into 4 equivalence classes. [2025-01-22 15:57:58,227 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) and asserted 55 of 55 statements. [2025-01-22 15:57:58,227 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2025-01-22 15:57:58,227 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:57:58,292 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2025-01-22 15:57:58,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 15:57:58,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546600592] [2025-01-22 15:57:58,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546600592] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 15:57:58,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1596899149] [2025-01-22 15:57:58,292 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 15:57:58,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 15:57:58,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 15:57:58,296 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 15:57:58,297 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 15:57:58,322 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 55 statements into 4 equivalence classes. [2025-01-22 15:57:58,340 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) and asserted 55 of 55 statements. [2025-01-22 15:57:58,340 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2025-01-22 15:57:58,340 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:57:58,341 INFO L256 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 16 conjuncts are in the unsatisfiable core [2025-01-22 15:57:58,342 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 15:57:58,652 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 15:57:58,652 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 15:57:58,967 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 15:57:58,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1596899149] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 15:57:58,967 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 15:57:58,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 14, 14] total 30 [2025-01-22 15:57:58,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111515309] [2025-01-22 15:57:58,967 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 15:57:58,968 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2025-01-22 15:57:58,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 15:57:58,968 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2025-01-22 15:57:58,969 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=249, Invalid=681, Unknown=0, NotChecked=0, Total=930 [2025-01-22 15:57:58,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:57:58,969 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 15:57:58,969 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 4.193548387096774) internal successors, (130), 30 states have internal predecessors, (130), 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 15:57:58,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:57:58,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:57:58,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:57:58,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:57:58,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2025-01-22 15:57:58,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:58:00,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:58:00,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:58:00,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:00,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:58:00,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-22 15:58:00,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2025-01-22 15:58:00,830 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-01-22 15:58:01,026 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 15:58:01,027 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 15:58:01,027 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 15:58:01,027 INFO L85 PathProgramCache]: Analyzing trace with hash 1041996071, now seen corresponding path program 7 times [2025-01-22 15:58:01,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 15:58:01,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247518891] [2025-01-22 15:58:01,028 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 15:58:01,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 15:58:01,035 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes. [2025-01-22 15:58:01,048 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements. [2025-01-22 15:58:01,049 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 15:58:01,049 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:58:01,336 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 613 trivial. 0 not checked. [2025-01-22 15:58:01,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 15:58:01,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1247518891] [2025-01-22 15:58:01,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1247518891] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-22 15:58:01,336 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-22 15:58:01,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-22 15:58:01,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507056077] [2025-01-22 15:58:01,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-22 15:58:01,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-22 15:58:01,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 15:58:01,337 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-22 15:58:01,337 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-01-22 15:58:01,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:58:01,337 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 15:58:01,337 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 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 15:58:01,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:58:01,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:58:01,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:01,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:58:01,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-22 15:58:01,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2025-01-22 15:58:01,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:58:01,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:58:01,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:58:01,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:01,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:58:01,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-22 15:58:01,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2025-01-22 15:58:01,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:01,371 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-01-22 15:58:01,372 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 15:58:01,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 15:58:01,372 INFO L85 PathProgramCache]: Analyzing trace with hash -464462473, now seen corresponding path program 8 times [2025-01-22 15:58:01,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 15:58:01,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341069635] [2025-01-22 15:58:01,373 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 15:58:01,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 15:58:01,380 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 131 statements into 2 equivalence classes. [2025-01-22 15:58:01,391 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 131 of 131 statements. [2025-01-22 15:58:01,392 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 15:58:01,392 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:58:02,018 INFO L134 CoverageAnalysis]: Checked inductivity of 607 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 588 trivial. 0 not checked. [2025-01-22 15:58:02,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 15:58:02,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341069635] [2025-01-22 15:58:02,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341069635] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 15:58:02,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [725790388] [2025-01-22 15:58:02,019 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 15:58:02,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 15:58:02,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 15:58:02,021 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 15:58:02,022 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 15:58:02,044 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 131 statements into 2 equivalence classes. [2025-01-22 15:58:02,073 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 131 of 131 statements. [2025-01-22 15:58:02,073 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 15:58:02,073 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:58:02,078 INFO L256 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 28 conjuncts are in the unsatisfiable core [2025-01-22 15:58:02,080 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 15:58:02,606 INFO L134 CoverageAnalysis]: Checked inductivity of 607 backedges. 0 proven. 588 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2025-01-22 15:58:02,606 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 15:58:02,752 INFO L134 CoverageAnalysis]: Checked inductivity of 607 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 559 trivial. 0 not checked. [2025-01-22 15:58:02,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [725790388] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 15:58:02,752 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 15:58:02,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 27, 4] total 42 [2025-01-22 15:58:02,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371358101] [2025-01-22 15:58:02,752 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 15:58:02,752 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2025-01-22 15:58:02,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 15:58:02,753 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2025-01-22 15:58:02,754 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=166, Invalid=1640, Unknown=0, NotChecked=0, Total=1806 [2025-01-22 15:58:02,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:58:02,754 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 15:58:02,754 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 3.9302325581395348) internal successors, (169), 42 states have internal predecessors, (169), 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 15:58:02,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:58:02,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:58:02,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:02,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:58:02,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-22 15:58:02,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2025-01-22 15:58:02,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:02,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:58:06,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:58:06,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:58:06,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:06,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:58:06,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-22 15:58:06,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2025-01-22 15:58:06,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:06,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2025-01-22 15:58:06,319 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-01-22 15:58:06,514 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 15:58:06,514 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 15:58:06,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 15:58:06,514 INFO L85 PathProgramCache]: Analyzing trace with hash 471034515, now seen corresponding path program 9 times [2025-01-22 15:58:06,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 15:58:06,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519316960] [2025-01-22 15:58:06,515 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 15:58:06,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 15:58:06,519 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 135 statements into 15 equivalence classes. [2025-01-22 15:58:06,552 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 15 check-sat command(s) and asserted 135 of 135 statements. [2025-01-22 15:58:06,553 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 15 check-sat command(s) [2025-01-22 15:58:06,553 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:58:07,233 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2025-01-22 15:58:07,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 15:58:07,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519316960] [2025-01-22 15:58:07,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1519316960] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 15:58:07,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1584705237] [2025-01-22 15:58:07,234 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 15:58:07,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 15:58:07,234 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 15:58:07,236 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 15:58:07,237 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 15:58:07,263 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 135 statements into 15 equivalence classes. [2025-01-22 15:58:07,313 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 15 check-sat command(s) and asserted 135 of 135 statements. [2025-01-22 15:58:07,313 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 15 check-sat command(s) [2025-01-22 15:58:07,313 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:58:07,316 INFO L256 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 125 conjuncts are in the unsatisfiable core [2025-01-22 15:58:07,320 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 15:58:07,648 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2025-01-22 15:58:07,648 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 15:58:07,796 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2025-01-22 15:58:07,797 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1584705237] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 15:58:07,797 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 15:58:07,797 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 5] total 15 [2025-01-22 15:58:07,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406427100] [2025-01-22 15:58:07,797 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 15:58:07,797 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2025-01-22 15:58:07,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 15:58:07,798 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2025-01-22 15:58:07,798 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2025-01-22 15:58:07,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:58:07,798 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 15:58:07,798 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.0) internal successors, (80), 15 states have internal predecessors, (80), 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 15:58:07,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:58:07,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:58:07,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:07,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:58:07,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-22 15:58:07,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2025-01-22 15:58:07,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:07,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2025-01-22 15:58:07,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:58:07,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:58:07,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:58:07,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:07,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:58:07,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-22 15:58:07,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2025-01-22 15:58:07,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:07,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2025-01-22 15:58:07,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-22 15:58:07,979 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 15:58:08,172 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 15:58:08,172 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 15:58:08,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 15:58:08,173 INFO L85 PathProgramCache]: Analyzing trace with hash 715787323, now seen corresponding path program 10 times [2025-01-22 15:58:08,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 15:58:08,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326082476] [2025-01-22 15:58:08,173 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 15:58:08,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 15:58:08,178 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 171 statements into 2 equivalence classes. [2025-01-22 15:58:08,210 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 171 of 171 statements. [2025-01-22 15:58:08,210 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 15:58:08,210 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:58:08,544 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 6 proven. 180 refuted. 0 times theorem prover too weak. 686 trivial. 0 not checked. [2025-01-22 15:58:08,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 15:58:08,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326082476] [2025-01-22 15:58:08,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326082476] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 15:58:08,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [326579954] [2025-01-22 15:58:08,544 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 15:58:08,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 15:58:08,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 15:58:08,546 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 15:58:08,548 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 15:58:08,574 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 171 statements into 2 equivalence classes. [2025-01-22 15:58:08,608 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 171 of 171 statements. [2025-01-22 15:58:08,609 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 15:58:08,609 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:58:08,611 INFO L256 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 36 conjuncts are in the unsatisfiable core [2025-01-22 15:58:08,613 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 15:58:09,410 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 1 proven. 854 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2025-01-22 15:58:09,410 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 15:58:10,303 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 1 proven. 854 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2025-01-22 15:58:10,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [326579954] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 15:58:10,303 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 15:58:10,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 34, 34] total 71 [2025-01-22 15:58:10,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510089476] [2025-01-22 15:58:10,304 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 15:58:10,304 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 72 states [2025-01-22 15:58:10,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 15:58:10,305 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2025-01-22 15:58:10,306 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1226, Invalid=3886, Unknown=0, NotChecked=0, Total=5112 [2025-01-22 15:58:10,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:58:10,306 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 15:58:10,307 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 72 states, 72 states have (on average 4.430555555555555) internal successors, (319), 71 states have internal predecessors, (319), 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 15:58:10,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:58:10,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:58:10,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:10,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:58:10,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-22 15:58:10,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2025-01-22 15:58:10,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:10,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2025-01-22 15:58:10,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-22 15:58:10,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:58:19,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:58:19,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:58:19,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:19,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:58:19,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-22 15:58:19,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2025-01-22 15:58:19,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:19,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2025-01-22 15:58:19,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-22 15:58:19,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2025-01-22 15:58:19,443 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2025-01-22 15:58:19,638 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,SelfDestructingSolverStorable9 [2025-01-22 15:58:19,638 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 15:58:19,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 15:58:19,639 INFO L85 PathProgramCache]: Analyzing trace with hash -287609539, now seen corresponding path program 11 times [2025-01-22 15:58:19,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 15:58:19,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001716536] [2025-01-22 15:58:19,639 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 15:58:19,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 15:58:19,646 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 295 statements into 32 equivalence classes. [2025-01-22 15:58:19,694 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 32 check-sat command(s) and asserted 295 of 295 statements. [2025-01-22 15:58:19,694 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 32 check-sat command(s) [2025-01-22 15:58:19,694 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:58:20,621 INFO L134 CoverageAnalysis]: Checked inductivity of 3990 backedges. 269 proven. 0 refuted. 0 times theorem prover too weak. 3721 trivial. 0 not checked. [2025-01-22 15:58:20,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 15:58:20,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001716536] [2025-01-22 15:58:20,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001716536] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-22 15:58:20,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-22 15:58:20,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-01-22 15:58:20,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095789649] [2025-01-22 15:58:20,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-22 15:58:20,622 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-01-22 15:58:20,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 15:58:20,622 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-01-22 15:58:20,622 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2025-01-22 15:58:20,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:58:20,622 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 15:58:20,623 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 7 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 15:58:20,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:58:20,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:58:20,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:20,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:58:20,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-22 15:58:20,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2025-01-22 15:58:20,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:20,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2025-01-22 15:58:20,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-22 15:58:20,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2025-01-22 15:58:20,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:58:20,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:58:20,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:58:20,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:20,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:58:20,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-22 15:58:20,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2025-01-22 15:58:20,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:20,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2025-01-22 15:58:20,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-22 15:58:20,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2025-01-22 15:58:20,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:58:20,769 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-01-22 15:58:20,769 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 15:58:20,770 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 15:58:20,770 INFO L85 PathProgramCache]: Analyzing trace with hash 345240367, now seen corresponding path program 12 times [2025-01-22 15:58:20,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 15:58:20,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959124312] [2025-01-22 15:58:20,770 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 15:58:20,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 15:58:20,780 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 277 statements into 32 equivalence classes. [2025-01-22 15:58:20,826 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 32 check-sat command(s) and asserted 277 of 277 statements. [2025-01-22 15:58:20,826 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 32 check-sat command(s) [2025-01-22 15:58:20,826 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:58:21,655 INFO L134 CoverageAnalysis]: Checked inductivity of 3969 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3968 trivial. 0 not checked. [2025-01-22 15:58:21,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 15:58:21,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959124312] [2025-01-22 15:58:21,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1959124312] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-22 15:58:21,655 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-22 15:58:21,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-22 15:58:21,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581995500] [2025-01-22 15:58:21,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-22 15:58:21,656 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-22 15:58:21,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 15:58:21,657 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-22 15:58:21,657 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-01-22 15:58:21,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:58:21,657 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 15:58:21,657 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 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 15:58:21,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:58:21,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:58:21,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:21,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:58:21,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-22 15:58:21,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2025-01-22 15:58:21,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:21,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2025-01-22 15:58:21,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-22 15:58:21,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2025-01-22 15:58:21,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:58:21,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:58:21,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:58:21,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:58:21,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:21,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:58:21,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-22 15:58:21,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2025-01-22 15:58:21,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:21,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2025-01-22 15:58:21,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-22 15:58:21,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2025-01-22 15:58:21,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:58:21,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:58:21,728 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2025-01-22 15:58:21,728 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 15:58:21,729 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 15:58:21,729 INFO L85 PathProgramCache]: Analyzing trace with hash 1136908529, now seen corresponding path program 13 times [2025-01-22 15:58:21,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 15:58:21,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849589039] [2025-01-22 15:58:21,731 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 15:58:21,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 15:58:21,739 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 275 statements into 1 equivalence classes. [2025-01-22 15:58:21,776 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 275 of 275 statements. [2025-01-22 15:58:21,776 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 15:58:21,776 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:58:22,781 INFO L134 CoverageAnalysis]: Checked inductivity of 3968 backedges. 186 proven. 62 refuted. 0 times theorem prover too weak. 3720 trivial. 0 not checked. [2025-01-22 15:58:22,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 15:58:22,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849589039] [2025-01-22 15:58:22,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849589039] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 15:58:22,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [263582558] [2025-01-22 15:58:22,782 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 15:58:22,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 15:58:22,782 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 15:58:22,784 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 15:58:22,786 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 15:58:22,818 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 275 statements into 1 equivalence classes. [2025-01-22 15:58:22,874 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 275 of 275 statements. [2025-01-22 15:58:22,875 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 15:58:22,875 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:58:22,877 INFO L256 TraceCheckSpWp]: Trace formula consists of 776 conjuncts, 68 conjuncts are in the unsatisfiable core [2025-01-22 15:58:22,881 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 15:58:24,446 INFO L134 CoverageAnalysis]: Checked inductivity of 3968 backedges. 1 proven. 3967 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 15:58:24,446 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 15:58:27,013 INFO L134 CoverageAnalysis]: Checked inductivity of 3968 backedges. 1 proven. 3967 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 15:58:27,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [263582558] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 15:58:27,014 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 15:58:27,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 66, 66] total 135 [2025-01-22 15:58:27,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355827956] [2025-01-22 15:58:27,014 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 15:58:27,014 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 136 states [2025-01-22 15:58:27,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 15:58:27,016 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 136 interpolants. [2025-01-22 15:58:27,021 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=4476, Invalid=13884, Unknown=0, NotChecked=0, Total=18360 [2025-01-22 15:58:27,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:58:27,021 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 15:58:27,021 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 136 states, 136 states have (on average 4.147058823529412) internal successors, (564), 135 states have internal predecessors, (564), 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 15:58:27,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:58:27,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:58:27,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:27,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:58:27,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-22 15:58:27,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2025-01-22 15:58:27,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:58:27,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2025-01-22 15:58:27,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-22 15:58:27,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2025-01-22 15:58:27,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:58:27,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:58:27,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:59:09,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:59:09,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:59:09,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:59:09,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:09,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-22 15:59:09,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2025-01-22 15:59:09,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:59:09,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2025-01-22 15:59:09,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-22 15:59:09,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2025-01-22 15:59:09,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:09,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:09,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 448 states. [2025-01-22 15:59:09,408 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2025-01-22 15:59:09,603 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 15:59:09,603 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 15:59:09,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 15:59:09,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1556646445, now seen corresponding path program 14 times [2025-01-22 15:59:09,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 15:59:09,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038417019] [2025-01-22 15:59:09,604 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 15:59:09,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 15:59:09,616 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 545 statements into 2 equivalence classes. [2025-01-22 15:59:09,783 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 545 of 545 statements. [2025-01-22 15:59:09,783 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 15:59:09,784 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:59:13,067 INFO L134 CoverageAnalysis]: Checked inductivity of 16321 backedges. 1 proven. 693 refuted. 0 times theorem prover too weak. 15627 trivial. 0 not checked. [2025-01-22 15:59:13,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 15:59:13,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038417019] [2025-01-22 15:59:13,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1038417019] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 15:59:13,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1793989708] [2025-01-22 15:59:13,067 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 15:59:13,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 15:59:13,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 15:59:13,069 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 15:59:13,070 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 15:59:13,119 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 545 statements into 2 equivalence classes. [2025-01-22 15:59:13,222 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 545 of 545 statements. [2025-01-22 15:59:13,222 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 15:59:13,222 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:59:13,231 INFO L256 TraceCheckSpWp]: Trace formula consists of 1520 conjuncts, 134 conjuncts are in the unsatisfiable core [2025-01-22 15:59:13,236 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 15:59:13,664 INFO L134 CoverageAnalysis]: Checked inductivity of 16321 backedges. 1 proven. 693 refuted. 0 times theorem prover too weak. 15627 trivial. 0 not checked. [2025-01-22 15:59:13,664 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 15:59:14,211 INFO L134 CoverageAnalysis]: Checked inductivity of 16321 backedges. 1 proven. 693 refuted. 0 times theorem prover too weak. 15627 trivial. 0 not checked. [2025-01-22 15:59:14,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1793989708] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 15:59:14,211 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 15:59:14,211 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 4 [2025-01-22 15:59:14,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672763671] [2025-01-22 15:59:14,211 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 15:59:14,212 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-22 15:59:14,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 15:59:14,212 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-22 15:59:14,212 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2025-01-22 15:59:14,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:59:14,212 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 15:59:14,212 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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 15:59:14,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:59:14,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:59:14,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:59:14,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:14,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-22 15:59:14,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2025-01-22 15:59:14,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:59:14,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2025-01-22 15:59:14,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-22 15:59:14,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2025-01-22 15:59:14,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:14,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:14,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 448 states. [2025-01-22 15:59:14,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:59:14,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:59:14,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:59:14,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:59:14,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:14,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-22 15:59:14,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2025-01-22 15:59:14,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:59:14,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2025-01-22 15:59:14,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-22 15:59:14,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2025-01-22 15:59:14,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:14,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:14,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 448 states. [2025-01-22 15:59:14,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:59:14,290 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 15:59:14,484 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 15:59:14,484 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 15:59:14,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 15:59:14,485 INFO L85 PathProgramCache]: Analyzing trace with hash -1378113871, now seen corresponding path program 15 times [2025-01-22 15:59:14,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 15:59:14,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315065002] [2025-01-22 15:59:14,485 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 15:59:14,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 15:59:14,496 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 543 statements into 65 equivalence classes. [2025-01-22 15:59:14,708 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 65 check-sat command(s) and asserted 543 of 543 statements. [2025-01-22 15:59:14,708 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 65 check-sat command(s) [2025-01-22 15:59:14,709 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:59:24,015 INFO L134 CoverageAnalysis]: Checked inductivity of 16320 backedges. 0 proven. 696 refuted. 0 times theorem prover too weak. 15624 trivial. 0 not checked. [2025-01-22 15:59:24,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 15:59:24,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315065002] [2025-01-22 15:59:24,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315065002] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 15:59:24,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1420790221] [2025-01-22 15:59:24,016 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 15:59:24,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 15:59:24,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 15:59:24,017 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 15:59:24,018 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 15:59:24,059 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 543 statements into 65 equivalence classes. [2025-01-22 15:59:24,242 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 65 check-sat command(s) and asserted 543 of 543 statements. [2025-01-22 15:59:24,242 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 65 check-sat command(s) [2025-01-22 15:59:24,242 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:59:24,254 INFO L256 TraceCheckSpWp]: Trace formula consists of 1514 conjuncts, 402 conjuncts are in the unsatisfiable core [2025-01-22 15:59:24,261 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 15:59:25,124 INFO L134 CoverageAnalysis]: Checked inductivity of 16320 backedges. 0 proven. 696 refuted. 0 times theorem prover too weak. 15624 trivial. 0 not checked. [2025-01-22 15:59:25,124 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 15:59:27,596 INFO L134 CoverageAnalysis]: Checked inductivity of 16320 backedges. 0 proven. 696 refuted. 0 times theorem prover too weak. 15624 trivial. 0 not checked. [2025-01-22 15:59:27,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1420790221] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 15:59:27,597 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 15:59:27,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 12] total 28 [2025-01-22 15:59:27,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381886188] [2025-01-22 15:59:27,597 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 15:59:27,598 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2025-01-22 15:59:27,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 15:59:27,598 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2025-01-22 15:59:27,598 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=175, Invalid=637, Unknown=0, NotChecked=0, Total=812 [2025-01-22 15:59:27,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:59:27,598 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 15:59:27,600 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 3.9655172413793105) internal successors, (115), 28 states have internal predecessors, (115), 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 15:59:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:59:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:59:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:59:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-22 15:59:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2025-01-22 15:59:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:59:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2025-01-22 15:59:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-22 15:59:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2025-01-22 15:59:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 448 states. [2025-01-22 15:59:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:59:27,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:59:29,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:59:29,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:59:29,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:59:29,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:29,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-22 15:59:29,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2025-01-22 15:59:29,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:59:29,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2025-01-22 15:59:29,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-22 15:59:29,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 181 states. [2025-01-22 15:59:29,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:29,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:29,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 451 states. [2025-01-22 15:59:29,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:59:29,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-22 15:59:29,157 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 15:59:29,350 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 15:59:29,350 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 15:59:29,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 15:59:29,351 INFO L85 PathProgramCache]: Analyzing trace with hash -309788515, now seen corresponding path program 16 times [2025-01-22 15:59:29,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 15:59:29,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698590768] [2025-01-22 15:59:29,351 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 15:59:29,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 15:59:29,363 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 579 statements into 2 equivalence classes. [2025-01-22 15:59:29,524 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 579 of 579 statements. [2025-01-22 15:59:29,524 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 15:59:29,524 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:59:33,006 INFO L134 CoverageAnalysis]: Checked inductivity of 17506 backedges. 15 proven. 1141 refuted. 0 times theorem prover too weak. 16350 trivial. 0 not checked. [2025-01-22 15:59:33,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 15:59:33,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698590768] [2025-01-22 15:59:33,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698590768] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 15:59:33,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1971773901] [2025-01-22 15:59:33,007 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 15:59:33,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 15:59:33,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 15:59:33,009 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 15:59:33,010 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 15:59:33,056 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 579 statements into 2 equivalence classes. [2025-01-22 15:59:33,169 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 579 of 579 statements. [2025-01-22 15:59:33,170 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 15:59:33,170 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:59:33,178 INFO L256 TraceCheckSpWp]: Trace formula consists of 1613 conjuncts, 144 conjuncts are in the unsatisfiable core [2025-01-22 15:59:33,183 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 15:59:37,125 INFO L134 CoverageAnalysis]: Checked inductivity of 17506 backedges. 3 proven. 17502 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 15:59:37,125 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 15:59:37,728 INFO L134 CoverageAnalysis]: Checked inductivity of 17506 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 17503 trivial. 0 not checked. [2025-01-22 15:59:37,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1971773901] provided 1 perfect and 1 imperfect interpolant sequences [2025-01-22 15:59:37,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2025-01-22 15:59:37,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 143] total 150 [2025-01-22 15:59:37,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678951185] [2025-01-22 15:59:37,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-22 15:59:37,729 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-22 15:59:37,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 15:59:37,729 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-22 15:59:37,732 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=656, Invalid=21994, Unknown=0, NotChecked=0, Total=22650 [2025-01-22 15:59:37,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:59:37,733 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 15:59:37,733 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 15:59:37,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:59:37,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:59:37,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:59:37,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:37,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-22 15:59:37,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2025-01-22 15:59:37,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:59:37,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2025-01-22 15:59:37,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-22 15:59:37,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 181 states. [2025-01-22 15:59:37,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:37,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:37,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 451 states. [2025-01-22 15:59:37,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:59:37,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-22 15:59:37,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:59:37,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:59:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:59:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:59:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-22 15:59:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2025-01-22 15:59:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:59:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2025-01-22 15:59:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-22 15:59:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 181 states. [2025-01-22 15:59:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 451 states. [2025-01-22 15:59:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:59:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-22 15:59:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:37,867 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2025-01-22 15:59:38,060 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2025-01-22 15:59:38,061 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 15:59:38,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 15:59:38,061 INFO L85 PathProgramCache]: Analyzing trace with hash 1468167123, now seen corresponding path program 17 times [2025-01-22 15:59:38,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 15:59:38,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539223946] [2025-01-22 15:59:38,062 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 15:59:38,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 15:59:38,073 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 577 statements into 67 equivalence classes. [2025-01-22 15:59:38,208 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 67 check-sat command(s) and asserted 577 of 577 statements. [2025-01-22 15:59:38,208 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 67 check-sat command(s) [2025-01-22 15:59:38,208 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:59:41,718 INFO L134 CoverageAnalysis]: Checked inductivity of 17506 backedges. 4 proven. 1862 refuted. 0 times theorem prover too weak. 15640 trivial. 0 not checked. [2025-01-22 15:59:41,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 15:59:41,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539223946] [2025-01-22 15:59:41,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [539223946] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 15:59:41,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [520190552] [2025-01-22 15:59:41,718 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 15:59:41,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 15:59:41,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 15:59:41,720 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 15:59:41,721 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 15:59:41,764 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 577 statements into 67 equivalence classes. [2025-01-22 15:59:41,956 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 67 check-sat command(s) and asserted 577 of 577 statements. [2025-01-22 15:59:41,956 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 67 check-sat command(s) [2025-01-22 15:59:41,956 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 15:59:41,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 1608 conjuncts, 145 conjuncts are in the unsatisfiable core [2025-01-22 15:59:41,975 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 15:59:46,868 INFO L134 CoverageAnalysis]: Checked inductivity of 17506 backedges. 4 proven. 17502 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 15:59:46,869 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 15:59:58,869 INFO L134 CoverageAnalysis]: Checked inductivity of 17506 backedges. 4 proven. 17502 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 15:59:58,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [520190552] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 15:59:58,870 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 15:59:58,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 143, 143] total 289 [2025-01-22 15:59:58,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271095352] [2025-01-22 15:59:58,870 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 15:59:58,871 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 290 states [2025-01-22 15:59:58,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 15:59:58,874 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 290 interpolants. [2025-01-22 15:59:58,881 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15499, Invalid=68311, Unknown=0, NotChecked=0, Total=83810 [2025-01-22 15:59:58,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 15:59:58,881 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 15:59:58,882 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 290 states, 290 states have (on average 4.089655172413793) internal successors, (1186), 289 states have internal predecessors, (1186), 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 15:59:58,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 15:59:58,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:59:58,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:59:58,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:58,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-22 15:59:58,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2025-01-22 15:59:58,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 15:59:58,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2025-01-22 15:59:58,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-22 15:59:58,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 181 states. [2025-01-22 15:59:58,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:58,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:58,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 451 states. [2025-01-22 15:59:58,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 15:59:58,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-22 15:59:58,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 15:59:58,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 16:04:59,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 16:04:59,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 16:04:59,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 16:04:59,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 16:04:59,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-22 16:04:59,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2025-01-22 16:04:59,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 16:04:59,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2025-01-22 16:04:59,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-22 16:04:59,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 181 states. [2025-01-22 16:04:59,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 16:04:59,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 16:04:59,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 452 states. [2025-01-22 16:04:59,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 16:04:59,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-22 16:04:59,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 16:04:59,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 920 states. [2025-01-22 16:04:59,242 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 16:04:59,375 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,SelfDestructingSolverStorable16 [2025-01-22 16:04:59,375 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 16:04:59,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 16:04:59,376 INFO L85 PathProgramCache]: Analyzing trace with hash -1415370663, now seen corresponding path program 18 times [2025-01-22 16:04:59,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 16:04:59,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689485300] [2025-01-22 16:04:59,376 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 16:04:59,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 16:04:59,398 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 1191 statements into 144 equivalence classes. [2025-01-22 16:05:00,128 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 144 check-sat command(s) and asserted 1191 of 1191 statements. [2025-01-22 16:05:00,129 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 144 check-sat command(s) [2025-01-22 16:05:00,129 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 16:06:22,565 INFO L134 CoverageAnalysis]: Checked inductivity of 81954 backedges. 0 proven. 4109 refuted. 0 times theorem prover too weak. 77845 trivial. 0 not checked. [2025-01-22 16:06:22,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 16:06:22,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689485300] [2025-01-22 16:06:22,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689485300] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 16:06:22,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [993666521] [2025-01-22 16:06:22,566 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 16:06:22,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 16:06:22,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 16:06:22,568 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 16:06:22,569 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 16:06:22,641 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 1191 statements into 144 equivalence classes. [2025-01-22 16:06:23,530 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 144 check-sat command(s) and asserted 1191 of 1191 statements. [2025-01-22 16:06:23,531 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 144 check-sat command(s) [2025-01-22 16:06:23,531 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 16:06:23,563 INFO L256 TraceCheckSpWp]: Trace formula consists of 3296 conjuncts, 888 conjuncts are in the unsatisfiable core [2025-01-22 16:06:23,575 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 16:06:25,500 INFO L134 CoverageAnalysis]: Checked inductivity of 81954 backedges. 0 proven. 4109 refuted. 0 times theorem prover too weak. 77845 trivial. 0 not checked. [2025-01-22 16:06:25,500 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 16:06:30,641 INFO L134 CoverageAnalysis]: Checked inductivity of 81954 backedges. 1 proven. 4108 refuted. 0 times theorem prover too weak. 77845 trivial. 0 not checked. [2025-01-22 16:06:30,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [993666521] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 16:06:30,642 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 16:06:30,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 15] total 39 [2025-01-22 16:06:30,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157457021] [2025-01-22 16:06:30,642 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 16:06:30,643 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2025-01-22 16:06:30,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 16:06:30,643 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2025-01-22 16:06:30,643 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=299, Invalid=1261, Unknown=0, NotChecked=0, Total=1560 [2025-01-22 16:06:30,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 16:06:30,644 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 16:06:30,644 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 3.925) internal successors, (157), 39 states have internal predecessors, (157), 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 16:06:30,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 16:06:30,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 16:06:30,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 16:06:30,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 16:06:30,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-22 16:06:30,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2025-01-22 16:06:30,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 16:06:30,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2025-01-22 16:06:30,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-22 16:06:30,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 181 states. [2025-01-22 16:06:30,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 16:06:30,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 16:06:30,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 452 states. [2025-01-22 16:06:30,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 16:06:30,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-22 16:06:30,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 16:06:30,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 920 states. [2025-01-22 16:06:30,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 16:06:31,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 16:06:31,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 16:06:31,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 16:06:31,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 16:06:31,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-22 16:06:31,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2025-01-22 16:06:31,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 16:06:31,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2025-01-22 16:06:31,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-22 16:06:31,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 181 states. [2025-01-22 16:06:31,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 16:06:31,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 16:06:31,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 452 states. [2025-01-22 16:06:31,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 16:06:31,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-22 16:06:31,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 16:06:31,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 920 states. [2025-01-22 16:06:31,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-22 16:06:31,242 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 16:06:31,430 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,SelfDestructingSolverStorable17 [2025-01-22 16:06:31,431 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 16:06:31,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 16:06:31,432 INFO L85 PathProgramCache]: Analyzing trace with hash -27133979, now seen corresponding path program 19 times [2025-01-22 16:06:31,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 16:06:31,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584603147] [2025-01-22 16:06:31,432 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 16:06:31,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 16:06:31,451 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1189 statements into 1 equivalence classes. [2025-01-22 16:06:32,740 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1189 of 1189 statements. [2025-01-22 16:06:32,741 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 16:06:32,741 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 16:06:57,059 INFO L134 CoverageAnalysis]: Checked inductivity of 81952 backedges. 3246 proven. 859 refuted. 0 times theorem prover too weak. 77847 trivial. 0 not checked. [2025-01-22 16:06:57,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 16:06:57,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584603147] [2025-01-22 16:06:57,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584603147] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 16:06:57,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1764373743] [2025-01-22 16:06:57,059 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 16:06:57,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 16:06:57,059 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 16:06:57,061 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 16:06:57,062 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 16:06:57,129 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1189 statements into 1 equivalence classes. [2025-01-22 16:06:57,367 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1189 of 1189 statements. [2025-01-22 16:06:57,368 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 16:06:57,368 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 16:06:57,393 INFO L256 TraceCheckSpWp]: Trace formula consists of 3290 conjuncts, 297 conjuncts are in the unsatisfiable core [2025-01-22 16:06:57,404 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 16:07:14,480 INFO L134 CoverageAnalysis]: Checked inductivity of 81952 backedges. 2 proven. 81950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 16:07:14,480 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 16:08:02,663 INFO L134 CoverageAnalysis]: Checked inductivity of 81952 backedges. 2 proven. 81950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 16:08:02,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1764373743] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 16:08:02,664 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 16:08:02,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 295, 295] total 595 [2025-01-22 16:08:02,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358892994] [2025-01-22 16:08:02,664 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 16:08:02,665 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 596 states [2025-01-22 16:08:02,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 16:08:02,673 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 596 interpolants. [2025-01-22 16:08:02,688 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=65046, Invalid=289574, Unknown=0, NotChecked=0, Total=354620 [2025-01-22 16:08:02,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 16:08:02,688 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 16:08:02,689 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 596 states, 596 states have (on average 4.048657718120805) internal successors, (2413), 595 states have internal predecessors, (2413), 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 16:08:02,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 16:08:02,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 16:08:02,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 16:08:02,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 16:08:02,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-22 16:08:02,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2025-01-22 16:08:02,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 16:08:02,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2025-01-22 16:08:02,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-22 16:08:02,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 181 states. [2025-01-22 16:08:02,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 16:08:02,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 16:08:02,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 452 states. [2025-01-22 16:08:02,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 16:08:02,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-22 16:08:02,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 16:08:02,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 920 states. [2025-01-22 16:08:02,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-22 16:08:02,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2025-01-22 16:11:48,762 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2025-01-22 16:11:48,781 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 16:11:48,781 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 16:11:48,781 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2025-01-22 16:11:48,952 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 16:11:48,952 WARN L596 AbstractCegarLoop]: Verification canceled: while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-149-2-1 term,while PolyPacSimplificationTermWalker was simplifying a ∨-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-147-2-1 context. [2025-01-22 16:11:48,954 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (4 of 5 remaining) [2025-01-22 16:11:48,955 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2025-01-22 16:11:48,955 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2025-01-22 16:11:48,955 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2025-01-22 16:11:48,955 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2025-01-22 16:11:48,959 INFO L422 BasicCegarLoop]: Path program histogram: [19] [2025-01-22 16:11:48,962 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-01-22 16:11:48,962 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-22 16:11:48,971 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 16:11:48,971 INFO L201 PluginConnector]: Adding new model counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.01 04:11:48 BasicIcfg [2025-01-22 16:11:48,971 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-22 16:11:48,972 INFO L158 Benchmark]: Toolchain (without parser) took 833978.54ms. Allocated memory was 117.4MB in the beginning and 3.7GB in the end (delta: 3.6GB). Free memory was 81.5MB in the beginning and 2.9GB in the end (delta: -2.8GB). Peak memory consumption was 2.7GB. Max. memory is 16.0GB. [2025-01-22 16:11:48,972 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.47ms. Allocated memory is still 117.4MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.0GB. [2025-01-22 16:11:48,972 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.82ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.0GB. [2025-01-22 16:11:48,973 INFO L158 Benchmark]: Boogie Preprocessor took 19.18ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 79.5MB in the end (delta: 711.0kB). There was no memory consumed. Max. memory is 16.0GB. [2025-01-22 16:11:48,973 INFO L158 Benchmark]: RCFGBuilder took 207.86ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 68.2MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.0GB. [2025-01-22 16:11:48,973 INFO L158 Benchmark]: TraceAbstraction took 833720.17ms. Allocated memory was 117.4MB in the beginning and 3.7GB in the end (delta: 3.6GB). Free memory was 67.5MB in the beginning and 2.9GB in the end (delta: -2.8GB). Peak memory consumption was 2.7GB. Max. memory is 16.0GB. [2025-01-22 16:11:48,974 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 0.47ms. Allocated memory is still 117.4MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.0GB. * Boogie Procedure Inliner took 25.82ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.0GB. * Boogie Preprocessor took 19.18ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 79.5MB in the end (delta: 711.0kB). There was no memory consumed. Max. memory is 16.0GB. * RCFGBuilder took 207.86ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 68.2MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.0GB. * TraceAbstraction took 833720.17ms. Allocated memory was 117.4MB in the beginning and 3.7GB in the end (delta: 3.6GB). Free memory was 67.5MB in the beginning and 2.9GB in the end (delta: -2.8GB). Peak memory consumption was 2.7GB. 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: 141377, independent: 125717, independent conditional: 125142, independent unconditional: 575, dependent: 15660, dependent conditional: 15658, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 125824, independent: 125717, independent conditional: 0, independent unconditional: 125717, dependent: 107, dependent conditional: 0, dependent unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 518, independent: 516, independent conditional: 0, independent unconditional: 516, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 518, independent: 511, independent conditional: 0, independent unconditional: 511, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 7, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 146, independent: 116, independent conditional: 0, independent unconditional: 116, dependent: 30, dependent conditional: 0, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 125824, independent: 125201, independent conditional: 0, independent unconditional: 125201, dependent: 105, dependent conditional: 0, dependent unconditional: 105, unknown: 518, unknown conditional: 0, unknown unconditional: 518] , Statistics on independence cache: Total cache size (in pairs): 518, Positive cache size: 516, Positive conditional cache size: 0, Positive unconditional cache size: 516, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Independence queries for same thread: 15553, Persistent sets #1 benchmarks: Persistent set computation time: 0.2s, Number of persistent set computation: 145, Number of trivial persistent sets: 63, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 141377, independent: 125717, independent conditional: 125142, independent unconditional: 575, dependent: 15660, dependent conditional: 15658, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 125824, independent: 125717, independent conditional: 0, independent unconditional: 125717, dependent: 107, dependent conditional: 0, dependent unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 518, independent: 516, independent conditional: 0, independent unconditional: 516, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 518, independent: 511, independent conditional: 0, independent unconditional: 511, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 7, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 146, independent: 116, independent conditional: 0, independent unconditional: 116, dependent: 30, dependent conditional: 0, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 125824, independent: 125201, independent conditional: 0, independent unconditional: 125201, dependent: 105, dependent conditional: 0, dependent unconditional: 105, unknown: 518, unknown conditional: 0, unknown unconditional: 518] , Statistics on independence cache: Total cache size (in pairs): 518, Positive cache size: 516, Positive conditional cache size: 0, Positive unconditional cache size: 516, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Independence queries for same thread: 15553 - TimeoutResultAtElement [Line: 83]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-149-2-1 term,while PolyPacSimplificationTermWalker was simplifying a ∨-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-147-2-1 context. - TimeoutResultAtElement [Line: 74]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-149-2-1 term,while PolyPacSimplificationTermWalker was simplifying a ∨-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-147-2-1 context. - TimeoutResultAtElement [Line: 75]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-149-2-1 term,while PolyPacSimplificationTermWalker was simplifying a ∨-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-147-2-1 context. - TimeoutResultAtElement [Line: 74]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-149-2-1 term,while PolyPacSimplificationTermWalker was simplifying a ∨-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-147-2-1 context. - TimeoutResultAtElement [Line: 76]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-149-2-1 term,while PolyPacSimplificationTermWalker was simplifying a ∨-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-147-2-1 context. - 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: 833.6s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 19, EmptinessCheckTime: 587.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 2215, 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: 0.3s SsaConstructionTime, 4.9s SatisfiabilityAnalysisTime, 238.1s InterpolantComputationTime, 11723 NumberOfCodeBlocks, 11717 NumberOfCodeBlocksAsserted, 681 NumberOfCheckSat, 17112 ConstructedInterpolants, 0 QuantifiedInterpolants, 138804 SizeOfPredicates, 32 NumberOfNonLiveVariables, 15185 ConjunctsInSsa, 2294 ConjunctsInUnsatCore, 43 InterpolantComputations, 8 PerfectInterpolantSequences, 474380/721996 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: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown