/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data --traceabstraction.use.conditional.por.in.concurrent.analysis true --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerBplInline.xml -s ../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/mult-equiv.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-dev-ebd4107-m [2025-01-22 22:46:10,484 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-22 22:46:10,563 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 22:46:10,568 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-22 22:46:10,568 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-22 22:46:10,594 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-22 22:46:10,595 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-22 22:46:10,595 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-22 22:46:10,595 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-22 22:46:10,595 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-22 22:46:10,595 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-22 22:46:10,595 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-22 22:46:10,595 INFO L153 SettingsManager]: * Use SBE=true [2025-01-22 22:46:10,595 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-22 22:46:10,596 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-22 22:46:10,596 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-22 22:46:10,596 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-22 22:46:10,596 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-22 22:46:10,597 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-22 22:46:10,597 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-22 22:46:10,597 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-22 22:46:10,597 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-22 22:46:10,598 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-22 22:46:10,598 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-22 22:46:10,598 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-22 22:46:10,598 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-22 22:46:10,598 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-22 22:46:10,598 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-22 22:46:10,598 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-22 22:46:10,598 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-22 22:46:10,599 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-01-22 22:46:10,599 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-22 22:46:10,599 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-22 22:46:10,599 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-22 22:46:10,599 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-01-22 22:46:10,599 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-22 22:46:10,599 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-22 22:46:10,599 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-01-22 22:46:10,599 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-22 22:46:10,599 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-22 22:46:10,599 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-01-22 22:46:10,599 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-01-22 22:46:10,599 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-01-22 22:46:10,599 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use conditional POR in concurrent analysis -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT [2025-01-22 22:46:10,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-22 22:46:10,824 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-22 22:46:10,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-22 22:46:10,826 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2025-01-22 22:46:10,827 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2025-01-22 22:46:10,827 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/mult-equiv.wvr.bpl [2025-01-22 22:46:10,829 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/mult-equiv.wvr.bpl' [2025-01-22 22:46:10,845 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-22 22:46:10,846 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2025-01-22 22:46:10,847 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-22 22:46:10,848 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-22 22:46:10,848 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-22 22:46:10,855 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 10:46:10" (1/1) ... [2025-01-22 22:46:10,859 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 10:46:10" (1/1) ... [2025-01-22 22:46:10,863 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2025-01-22 22:46:10,864 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-22 22:46:10,864 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-22 22:46:10,865 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-22 22:46:10,865 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-22 22:46:10,869 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 10:46:10" (1/1) ... [2025-01-22 22:46:10,869 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 10:46:10" (1/1) ... [2025-01-22 22:46:10,869 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 10:46:10" (1/1) ... [2025-01-22 22:46:10,870 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 10:46:10" (1/1) ... [2025-01-22 22:46:10,871 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 10:46:10" (1/1) ... [2025-01-22 22:46:10,872 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 10:46:10" (1/1) ... [2025-01-22 22:46:10,873 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 10:46:10" (1/1) ... [2025-01-22 22:46:10,873 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 10:46:10" (1/1) ... [2025-01-22 22:46:10,874 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 10:46:10" (1/1) ... [2025-01-22 22:46:10,874 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-22 22:46:10,875 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-22 22:46:10,875 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-22 22:46:10,875 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-22 22:46:10,876 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 10:46:10" (1/1) ... [2025-01-22 22:46:10,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-01-22 22:46:10,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:46:10,897 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 22:46:10,908 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 22:46:10,924 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2025-01-22 22:46:10,924 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2025-01-22 22:46:10,925 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2025-01-22 22:46:10,925 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2025-01-22 22:46:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2025-01-22 22:46:10,925 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2025-01-22 22:46:10,925 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2025-01-22 22:46:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-22 22:46:10,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-22 22:46:10,925 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2025-01-22 22:46:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2025-01-22 22:46:10,925 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2025-01-22 22:46:10,926 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 22:46:10,962 INFO L234 CfgBuilder]: Building ICFG [2025-01-22 22:46:10,963 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-22 22:46:11,037 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-01-22 22:46:11,037 INFO L283 CfgBuilder]: Performing block encoding [2025-01-22 22:46:11,064 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-22 22:46:11,064 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-22 22:46:11,064 INFO L201 PluginConnector]: Adding new model mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.01 10:46:11 BoogieIcfgContainer [2025-01-22 22:46:11,064 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-22 22:46:11,066 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-22 22:46:11,066 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-22 22:46:11,072 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-22 22:46:11,072 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 10:46:10" (1/2) ... [2025-01-22 22:46:11,072 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@de4f1ab and model type mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.01 10:46:11, skipping insertion in model container [2025-01-22 22:46:11,073 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.01 10:46:11" (2/2) ... [2025-01-22 22:46:11,074 INFO L128 eAbstractionObserver]: Analyzing ICFG mult-equiv.wvr.bpl [2025-01-22 22:46:11,106 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-22 22:46:11,107 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG mult-equiv.wvr.bpl that has 4 procedures, 20 locations, 1 initial locations, 3 loop locations, and 1 error locations. [2025-01-22 22:46:11,107 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-01-22 22:46:11,143 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2025-01-22 22:46:11,176 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-22 22:46:11,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-01-22 22:46:11,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:46:11,187 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 22:46:11,191 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 22:46:11,242 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-01-22 22:46:11,254 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2025-01-22 22:46:11,263 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;@7c2d181, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-22 22:46:11,263 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2025-01-22 22:46:11,948 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:46:11,948 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:46:11,948 INFO L139 ounterexampleChecker]: Examining path program with hash 1502959955, occurence #1 [2025-01-22 22:46:11,948 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-22 22:46:11,948 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:46:11,951 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:46:11,951 INFO L85 PathProgramCache]: Analyzing trace with hash -1045212749, now seen corresponding path program 1 times [2025-01-22 22:46:11,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:46:11,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405189413] [2025-01-22 22:46:11,957 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 22:46:11,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:46:11,999 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 18 statements into 1 equivalence classes. [2025-01-22 22:46:12,017 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 18 of 18 statements. [2025-01-22 22:46:12,018 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:46:12,018 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:46:12,136 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 22:46:12,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:46:12,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405189413] [2025-01-22 22:46:12,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405189413] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-22 22:46:12,151 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-22 22:46:12,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-22 22:46:12,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549120400] [2025-01-22 22:46:12,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-22 22:46:12,161 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-22 22:46:12,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:46:12,175 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-22 22:46:12,176 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-01-22 22:46:12,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:46:12,177 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:46:12,178 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:46:12,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:46:12,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:12,257 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-22 22:46:12,257 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:46:12,257 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:46:12,257 INFO L139 ounterexampleChecker]: Examining path program with hash -1550046109, occurence #1 [2025-01-22 22:46:12,257 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-22 22:46:12,257 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:46:12,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:46:12,258 INFO L85 PathProgramCache]: Analyzing trace with hash -980355399, now seen corresponding path program 1 times [2025-01-22 22:46:12,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:46:12,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847862793] [2025-01-22 22:46:12,258 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 22:46:12,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:46:12,263 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 24 statements into 1 equivalence classes. [2025-01-22 22:46:12,280 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 24 of 24 statements. [2025-01-22 22:46:12,280 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:46:12,280 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:46:12,398 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:46:12,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:46:12,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1847862793] [2025-01-22 22:46:12,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1847862793] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:46:12,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [463631368] [2025-01-22 22:46:12,398 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 22:46:12,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:46:12,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:46:12,400 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 22:46:12,403 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 22:46:12,425 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 24 statements into 1 equivalence classes. [2025-01-22 22:46:12,435 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 24 of 24 statements. [2025-01-22 22:46:12,436 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:46:12,436 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:46:12,437 INFO L256 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-22 22:46:12,439 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:46:12,490 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:46:12,490 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:46:12,573 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:46:12,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [463631368] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:46:12,574 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:46:12,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 5] total 12 [2025-01-22 22:46:12,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808050906] [2025-01-22 22:46:12,575 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:46:12,575 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2025-01-22 22:46:12,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:46:12,575 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2025-01-22 22:46:12,576 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2025-01-22 22:46:12,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:46:12,576 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:46:12,576 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 3.4615384615384617) internal successors, (45), 12 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:46:12,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:12,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:46:12,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:12,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:46:12,969 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-01-22 22:46:13,165 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:46:13,165 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:46:13,165 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:46:13,165 INFO L139 ounterexampleChecker]: Examining path program with hash -415198096, occurence #1 [2025-01-22 22:46:13,165 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-22 22:46:13,165 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:46:13,166 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:46:13,166 INFO L85 PathProgramCache]: Analyzing trace with hash -134571911, now seen corresponding path program 2 times [2025-01-22 22:46:13,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:46:13,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326862885] [2025-01-22 22:46:13,166 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 22:46:13,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:46:13,170 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 36 statements into 2 equivalence classes. [2025-01-22 22:46:13,189 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 36 of 36 statements. [2025-01-22 22:46:13,190 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 22:46:13,190 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:46:13,939 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:46:13,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:46:13,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326862885] [2025-01-22 22:46:13,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326862885] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:46:13,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [284861163] [2025-01-22 22:46:13,940 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 22:46:13,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:46:13,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:46:13,942 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 22:46:13,943 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 22:46:13,963 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 36 statements into 2 equivalence classes. [2025-01-22 22:46:13,974 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 36 of 36 statements. [2025-01-22 22:46:13,975 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 22:46:13,975 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:46:13,975 INFO L256 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 44 conjuncts are in the unsatisfiable core [2025-01-22 22:46:13,977 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:46:14,465 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 22:46:14,465 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:46:15,111 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:46:15,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [284861163] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:46:15,111 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:46:15,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 16, 17] total 39 [2025-01-22 22:46:15,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413068375] [2025-01-22 22:46:15,111 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:46:15,112 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2025-01-22 22:46:15,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:46:15,112 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2025-01-22 22:46:15,113 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=242, Invalid=1318, Unknown=0, NotChecked=0, Total=1560 [2025-01-22 22:46:15,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:46:15,113 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:46:15,113 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 2.125) internal successors, (85), 39 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:46:15,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:15,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:46:15,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:46:19,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:19,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:46:19,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:46:19,399 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-01-22 22:46:19,598 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:46:19,598 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:46:19,598 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:46:19,599 INFO L139 ounterexampleChecker]: Examining path program with hash 1422646037, occurence #1 [2025-01-22 22:46:19,599 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-22 22:46:19,599 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:46:19,599 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:46:19,599 INFO L85 PathProgramCache]: Analyzing trace with hash 782307629, now seen corresponding path program 3 times [2025-01-22 22:46:19,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:46:19,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137843197] [2025-01-22 22:46:19,599 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 22:46:19,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:46:19,611 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 78 statements into 8 equivalence classes. [2025-01-22 22:46:19,631 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) and asserted 60 of 78 statements. [2025-01-22 22:46:19,631 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2025-01-22 22:46:19,632 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:46:19,730 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 31 proven. 1 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2025-01-22 22:46:19,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:46:19,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137843197] [2025-01-22 22:46:19,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137843197] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:46:19,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1141848618] [2025-01-22 22:46:19,730 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 22:46:19,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:46:19,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:46:19,734 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 22:46:19,735 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 22:46:19,758 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 78 statements into 8 equivalence classes. [2025-01-22 22:46:19,778 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) and asserted 60 of 78 statements. [2025-01-22 22:46:19,779 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2025-01-22 22:46:19,779 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:46:19,779 INFO L256 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-01-22 22:46:19,781 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:46:19,792 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2025-01-22 22:46:19,793 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-22 22:46:19,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1141848618] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-22 22:46:19,793 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-22 22:46:19,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 6 [2025-01-22 22:46:19,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912287884] [2025-01-22 22:46:19,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-22 22:46:19,793 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-22 22:46:19,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:46:19,794 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-22 22:46:19,794 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-01-22 22:46:19,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:46:19,794 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:46:19,794 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 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 22:46:19,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:19,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:46:19,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:46:19,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:46:19,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:19,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:46:19,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:46:19,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:19,839 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 22:46:20,035 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:46:20,035 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:46:20,035 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:46:20,035 INFO L139 ounterexampleChecker]: Examining path program with hash 1422646037, occurence #2 [2025-01-22 22:46:20,035 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 22:46:20,036 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2025-01-22 22:46:20,059 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:46:20,059 INFO L85 PathProgramCache]: Analyzing trace with hash 1017416394, now seen corresponding path program 1 times [2025-01-22 22:46:20,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-22 22:46:20,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412970958] [2025-01-22 22:46:20,059 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 22:46:20,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:46:20,062 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 42 statements into 1 equivalence classes. [2025-01-22 22:46:20,072 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 42 of 42 statements. [2025-01-22 22:46:20,072 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:46:20,072 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-22 22:46:20,073 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2025-01-22 22:46:20,074 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2025-01-22 22:46:20,074 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2025-01-22 22:46:20,074 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:20,077 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 61 [2025-01-22 22:46:20,077 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:20,077 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2025-01-22 22:46:20,078 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 22:46:20,078 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2025-01-22 22:46:20,078 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:20,078 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 22:46:20,078 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:46:20,078 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:46:20,078 INFO L85 PathProgramCache]: Analyzing trace with hash 287111609, now seen corresponding path program 4 times [2025-01-22 22:46:20,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:46:20,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747801833] [2025-01-22 22:46:20,078 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 22:46:20,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:46:20,082 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 66 statements into 2 equivalence classes. [2025-01-22 22:46:20,095 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 66 of 66 statements. [2025-01-22 22:46:20,095 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 22:46:20,095 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:46:20,526 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 21 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:46:20,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:46:20,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747801833] [2025-01-22 22:46:20,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747801833] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:46:20,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1987219467] [2025-01-22 22:46:20,527 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 22:46:20,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:46:20,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:46:20,531 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 22:46:20,535 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 22:46:20,557 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 66 statements into 2 equivalence classes. [2025-01-22 22:46:20,586 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 66 of 66 statements. [2025-01-22 22:46:20,586 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 22:46:20,587 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:46:20,589 INFO L256 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 28 conjuncts are in the unsatisfiable core [2025-01-22 22:46:20,590 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:46:20,783 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 27 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:46:20,783 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:46:21,117 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:46:21,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1987219467] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:46:21,118 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:46:21,118 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 21] total 45 [2025-01-22 22:46:21,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680894372] [2025-01-22 22:46:21,118 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:46:21,118 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2025-01-22 22:46:21,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:46:21,119 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2025-01-22 22:46:21,119 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=477, Invalid=1593, Unknown=0, NotChecked=0, Total=2070 [2025-01-22 22:46:21,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:46:21,120 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:46:21,120 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 2.5217391304347827) internal successors, (116), 45 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:46:21,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:21,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:46:21,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:46:21,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:21,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:46:22,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:22,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:46:22,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:46:22,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:22,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2025-01-22 22:46:22,026 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2025-01-22 22:46:22,220 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable5,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:46:22,221 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:46:22,221 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:46:22,221 INFO L139 ounterexampleChecker]: Examining path program with hash 1422646037, occurence #3 [2025-01-22 22:46:22,221 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 22:46:22,221 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2025-01-22 22:46:22,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:46:22,245 INFO L85 PathProgramCache]: Analyzing trace with hash 1017416419, now seen corresponding path program 1 times [2025-01-22 22:46:22,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-22 22:46:22,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953812921] [2025-01-22 22:46:22,245 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 22:46:22,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:46:22,248 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 42 statements into 1 equivalence classes. [2025-01-22 22:46:22,259 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 42 of 42 statements. [2025-01-22 22:46:22,259 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:46:22,259 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-22 22:46:22,260 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2025-01-22 22:46:22,260 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2025-01-22 22:46:22,260 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2025-01-22 22:46:22,260 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:22,260 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 61 [2025-01-22 22:46:22,260 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:22,260 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2025-01-22 22:46:22,260 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:22,260 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2025-01-22 22:46:22,260 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:22,260 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 67 [2025-01-22 22:46:22,260 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:22,260 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2025-01-22 22:46:22,260 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:22,260 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2025-01-22 22:46:22,261 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:22,261 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2025-01-22 22:46:22,261 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 22:46:22,261 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2025-01-22 22:46:22,261 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:22,261 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 22:46:22,261 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:46:22,261 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:46:22,261 INFO L85 PathProgramCache]: Analyzing trace with hash -1164911581, now seen corresponding path program 5 times [2025-01-22 22:46:22,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:46:22,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992316751] [2025-01-22 22:46:22,261 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 22:46:22,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:46:22,269 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 76 statements into 8 equivalence classes. [2025-01-22 22:46:22,294 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) and asserted 76 of 76 statements. [2025-01-22 22:46:22,294 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2025-01-22 22:46:22,294 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:46:23,201 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 90 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:46:23,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:46:23,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992316751] [2025-01-22 22:46:23,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992316751] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:46:23,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1481772922] [2025-01-22 22:46:23,202 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 22:46:23,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:46:23,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:46:23,204 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 22:46:23,205 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 22:46:23,228 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 76 statements into 8 equivalence classes. [2025-01-22 22:46:23,259 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) and asserted 76 of 76 statements. [2025-01-22 22:46:23,260 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2025-01-22 22:46:23,260 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:46:23,262 INFO L256 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 43 conjuncts are in the unsatisfiable core [2025-01-22 22:46:23,264 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:46:23,670 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 96 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:46:23,670 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:46:24,297 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:46:24,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1481772922] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:46:24,297 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:46:24,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 38, 31] total 80 [2025-01-22 22:46:24,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125878743] [2025-01-22 22:46:24,297 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:46:24,298 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 81 states [2025-01-22 22:46:24,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:46:24,299 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2025-01-22 22:46:24,301 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1720, Invalid=4760, Unknown=0, NotChecked=0, Total=6480 [2025-01-22 22:46:24,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:46:24,301 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:46:24,301 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 81 states, 81 states have (on average 2.1358024691358026) internal successors, (173), 80 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:46:24,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:24,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:46:24,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:46:24,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:24,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2025-01-22 22:46:24,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:46:25,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:25,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:46:25,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:46:25,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:25,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:46:25,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:46:25,611 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 22:46:25,810 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:46:25,810 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:46:25,810 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:46:25,810 INFO L139 ounterexampleChecker]: Examining path program with hash 1975389568, occurence #1 [2025-01-22 22:46:25,810 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-22 22:46:25,810 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:46:25,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:46:25,811 INFO L85 PathProgramCache]: Analyzing trace with hash 625276017, now seen corresponding path program 6 times [2025-01-22 22:46:25,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:46:25,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045230909] [2025-01-22 22:46:25,811 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 22:46:25,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:46:25,814 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 84 statements into 16 equivalence classes. [2025-01-22 22:46:25,851 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) and asserted 84 of 84 statements. [2025-01-22 22:46:25,851 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2025-01-22 22:46:25,851 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:46:26,395 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 225 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:46:26,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:46:26,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045230909] [2025-01-22 22:46:26,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045230909] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:46:26,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [247322793] [2025-01-22 22:46:26,395 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 22:46:26,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:46:26,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:46:26,400 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 22:46:26,401 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 22:46:26,423 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 84 statements into 16 equivalence classes. [2025-01-22 22:46:26,450 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) and asserted 84 of 84 statements. [2025-01-22 22:46:26,451 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2025-01-22 22:46:26,451 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:46:26,452 INFO L256 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 52 conjuncts are in the unsatisfiable core [2025-01-22 22:46:26,454 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:46:26,932 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 225 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:46:26,932 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:46:27,743 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 225 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:46:27,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [247322793] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:46:27,743 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:46:27,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 46, 52] total 98 [2025-01-22 22:46:27,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738339978] [2025-01-22 22:46:27,743 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:46:27,744 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 99 states [2025-01-22 22:46:27,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:46:27,745 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 99 interpolants. [2025-01-22 22:46:27,746 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2479, Invalid=7223, Unknown=0, NotChecked=0, Total=9702 [2025-01-22 22:46:27,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:46:27,746 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:46:27,746 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 99 states, 99 states have (on average 1.797979797979798) internal successors, (178), 98 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:46:27,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:27,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:46:27,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:46:27,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:27,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:46:27,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:46:27,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:46:29,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:29,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:46:29,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:46:29,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:29,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:46:29,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:46:29,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:46:29,600 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2025-01-22 22:46:29,797 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:46:29,798 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:46:29,798 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:46:29,798 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #1 [2025-01-22 22:46:29,798 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-22 22:46:29,798 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:46:29,798 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:46:29,799 INFO L85 PathProgramCache]: Analyzing trace with hash 1911317943, now seen corresponding path program 7 times [2025-01-22 22:46:29,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:46:29,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240365467] [2025-01-22 22:46:29,799 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 22:46:29,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:46:29,806 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 106 statements into 1 equivalence classes. [2025-01-22 22:46:29,825 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 106 of 106 statements. [2025-01-22 22:46:29,825 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:46:29,825 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:46:31,089 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 176 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:46:31,089 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:46:31,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240365467] [2025-01-22 22:46:31,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1240365467] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:46:31,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1291302574] [2025-01-22 22:46:31,089 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 22:46:31,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:46:31,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:46:31,092 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 22:46:31,093 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 22:46:31,111 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 106 statements into 1 equivalence classes. [2025-01-22 22:46:31,134 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 106 of 106 statements. [2025-01-22 22:46:31,134 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:46:31,134 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:46:31,135 INFO L256 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 63 conjuncts are in the unsatisfiable core [2025-01-22 22:46:31,137 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:46:31,561 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 192 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:46:31,561 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:46:32,491 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 0 proven. 451 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:46:32,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1291302574] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:46:32,491 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:46:32,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 46] total 100 [2025-01-22 22:46:32,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725567790] [2025-01-22 22:46:32,491 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:46:32,491 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 101 states [2025-01-22 22:46:32,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:46:32,493 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2025-01-22 22:46:32,494 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2252, Invalid=7848, Unknown=0, NotChecked=0, Total=10100 [2025-01-22 22:46:32,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:46:32,494 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:46:32,498 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 101 states, 101 states have (on average 2.1386138613861387) internal successors, (216), 100 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:46:32,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:32,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:46:32,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:46:32,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:32,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:46:32,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:46:32,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:46:32,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:46:34,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:34,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:46:34,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:46:34,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:34,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:46:34,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:46:34,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:46:34,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2025-01-22 22:46:34,611 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 22:46:34,805 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:46:34,806 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:46:34,806 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:46:34,806 INFO L139 ounterexampleChecker]: Examining path program with hash -1154018508, occurence #1 [2025-01-22 22:46:34,806 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-22 22:46:34,806 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:46:34,806 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:46:34,806 INFO L85 PathProgramCache]: Analyzing trace with hash -151921311, now seen corresponding path program 8 times [2025-01-22 22:46:34,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:46:34,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245175323] [2025-01-22 22:46:34,806 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 22:46:34,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:46:34,816 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 108 statements into 2 equivalence classes. [2025-01-22 22:46:34,840 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 108 of 108 statements. [2025-01-22 22:46:34,840 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 22:46:34,840 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:46:36,140 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 225 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:46:36,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:46:36,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245175323] [2025-01-22 22:46:36,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [245175323] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:46:36,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1618674151] [2025-01-22 22:46:36,141 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 22:46:36,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:46:36,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:46:36,144 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 22:46:36,145 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 22:46:36,168 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 108 statements into 2 equivalence classes. [2025-01-22 22:46:36,196 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 108 of 108 statements. [2025-01-22 22:46:36,196 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 22:46:36,196 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:46:36,198 INFO L256 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 69 conjuncts are in the unsatisfiable core [2025-01-22 22:46:36,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:46:36,673 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 243 proven. 292 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:46:36,673 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:46:37,823 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 0 proven. 535 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:46:37,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1618674151] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:46:37,824 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:46:37,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 59, 50] total 110 [2025-01-22 22:46:37,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538822273] [2025-01-22 22:46:37,824 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:46:37,824 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 111 states [2025-01-22 22:46:37,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:46:37,826 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 111 interpolants. [2025-01-22 22:46:37,828 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2731, Invalid=9479, Unknown=0, NotChecked=0, Total=12210 [2025-01-22 22:46:37,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:46:37,828 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:46:37,829 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 111 states, 111 states have (on average 2.09009009009009) internal successors, (232), 110 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:46:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:46:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:46:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:46:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:46:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:46:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2025-01-22 22:46:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:46:40,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:40,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:46:40,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:46:40,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:40,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:46:40,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:46:40,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:46:40,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:46:40,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:46:40,906 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 22:46:41,103 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:46:41,103 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:46:41,104 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:46:41,104 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #2 [2025-01-22 22:46:41,104 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 22:46:41,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 81 [2025-01-22 22:46:41,104 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:41,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 83 [2025-01-22 22:46:41,104 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:41,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 85 [2025-01-22 22:46:41,104 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:41,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 87 [2025-01-22 22:46:41,104 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:41,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2025-01-22 22:46:41,104 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:41,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 91 [2025-01-22 22:46:41,104 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:41,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2025-01-22 22:46:41,104 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:41,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2025-01-22 22:46:41,104 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:41,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2025-01-22 22:46:41,104 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:41,105 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 99 [2025-01-22 22:46:41,105 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:41,105 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 101 [2025-01-22 22:46:41,105 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:41,105 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2025-01-22 22:46:41,105 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:41,105 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2025-01-22 22:46:41,105 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:41,105 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2025-01-22 22:46:41,105 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:41,105 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2025-01-22 22:46:41,105 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:41,105 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2025-01-22 22:46:41,105 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:41,105 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2025-01-22 22:46:41,105 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:41,105 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2025-01-22 22:46:41,105 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:41,105 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2025-01-22 22:46:41,105 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:41,105 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2025-01-22 22:46:41,105 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 22:46:41,105 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 120 [2025-01-22 22:46:41,105 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:41,105 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 22:46:41,105 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:46:41,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:46:41,106 INFO L85 PathProgramCache]: Analyzing trace with hash 422155815, now seen corresponding path program 9 times [2025-01-22 22:46:41,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:46:41,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292793788] [2025-01-22 22:46:41,106 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 22:46:41,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:46:41,109 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 122 statements into 20 equivalence classes. [2025-01-22 22:46:41,157 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) and asserted 122 of 122 statements. [2025-01-22 22:46:41,157 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) [2025-01-22 22:46:41,157 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:46:42,891 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 132 proven. 542 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:46:42,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:46:42,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292793788] [2025-01-22 22:46:42,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292793788] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:46:42,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1127800307] [2025-01-22 22:46:42,891 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 22:46:42,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:46:42,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:46:42,893 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 22:46:42,895 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 22:46:42,914 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 122 statements into 20 equivalence classes. [2025-01-22 22:46:42,965 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) and asserted 122 of 122 statements. [2025-01-22 22:46:42,965 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) [2025-01-22 22:46:42,965 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:46:42,966 INFO L256 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 78 conjuncts are in the unsatisfiable core [2025-01-22 22:46:42,968 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:46:43,957 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 291 proven. 382 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 22:46:43,957 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:46:45,381 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 0 proven. 674 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:46:45,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1127800307] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:46:45,381 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:46:45,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [72, 66, 57] total 139 [2025-01-22 22:46:45,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230538581] [2025-01-22 22:46:45,381 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:46:45,382 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 140 states [2025-01-22 22:46:45,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:46:45,384 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 140 interpolants. [2025-01-22 22:46:45,391 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=4086, Invalid=15374, Unknown=0, NotChecked=0, Total=19460 [2025-01-22 22:46:45,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:46:45,391 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:46:45,391 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 140 states, 140 states have (on average 1.9) internal successors, (266), 139 states have internal predecessors, (266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:46:45,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:45,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:46:45,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:46:45,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:45,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:46:45,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:46:45,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:46:45,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:46:45,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:46:45,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:46:48,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:46:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:46:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:46:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:46:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:46:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:46:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:46:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:46:48,282 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 22:46:48,480 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:46:48,480 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:46:48,480 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:46:48,480 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #3 [2025-01-22 22:46:48,480 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 22:46:48,480 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 87 [2025-01-22 22:46:48,480 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:48,480 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2025-01-22 22:46:48,480 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:48,480 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 91 [2025-01-22 22:46:48,480 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:48,481 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2025-01-22 22:46:48,481 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:48,481 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2025-01-22 22:46:48,481 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:48,481 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2025-01-22 22:46:48,481 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:48,481 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 99 [2025-01-22 22:46:48,481 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:48,481 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 101 [2025-01-22 22:46:48,481 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:48,481 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2025-01-22 22:46:48,481 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:48,481 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2025-01-22 22:46:48,481 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:48,481 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2025-01-22 22:46:48,481 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:48,481 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2025-01-22 22:46:48,481 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:48,481 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2025-01-22 22:46:48,481 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:48,481 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2025-01-22 22:46:48,481 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:48,481 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2025-01-22 22:46:48,481 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:48,481 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2025-01-22 22:46:48,481 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:48,481 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2025-01-22 22:46:48,481 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:48,481 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 121 [2025-01-22 22:46:48,482 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:48,482 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2025-01-22 22:46:48,482 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:48,482 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2025-01-22 22:46:48,482 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:48,482 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2025-01-22 22:46:48,482 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:48,482 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 129 [2025-01-22 22:46:48,482 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 22:46:48,482 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 130 [2025-01-22 22:46:48,482 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:46:48,482 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 22:46:48,482 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:46:48,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:46:48,482 INFO L85 PathProgramCache]: Analyzing trace with hash -1742892431, now seen corresponding path program 10 times [2025-01-22 22:46:48,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:46:48,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267892890] [2025-01-22 22:46:48,482 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 22:46:48,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:46:48,487 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 132 statements into 2 equivalence classes. [2025-01-22 22:46:48,503 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 132 of 132 statements. [2025-01-22 22:46:48,503 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 22:46:48,503 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:46:50,852 INFO L134 CoverageAnalysis]: Checked inductivity of 818 backedges. 0 proven. 818 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:46:50,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:46:50,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267892890] [2025-01-22 22:46:50,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267892890] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:46:50,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [829981139] [2025-01-22 22:46:50,853 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 22:46:50,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:46:50,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:46:50,855 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 22:46:50,856 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 22:46:50,884 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 132 statements into 2 equivalence classes. [2025-01-22 22:46:50,913 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 132 of 132 statements. [2025-01-22 22:46:50,913 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 22:46:50,913 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:46:50,916 INFO L256 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 143 conjuncts are in the unsatisfiable core [2025-01-22 22:46:50,918 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:46:53,067 INFO L134 CoverageAnalysis]: Checked inductivity of 818 backedges. 0 proven. 817 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 22:46:53,067 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:46:55,835 INFO L134 CoverageAnalysis]: Checked inductivity of 818 backedges. 0 proven. 818 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:46:55,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [829981139] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:46:55,835 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:46:55,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [75, 72, 63] total 182 [2025-01-22 22:46:55,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051069795] [2025-01-22 22:46:55,835 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:46:55,836 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 183 states [2025-01-22 22:46:55,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:46:55,837 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 183 interpolants. [2025-01-22 22:46:55,838 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=4518, Invalid=28788, Unknown=0, NotChecked=0, Total=33306 [2025-01-22 22:46:55,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:46:55,838 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:46:55,839 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 183 states, 183 states have (on average 2.060109289617486) internal successors, (377), 182 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:46:55,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:55,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:46:55,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:46:55,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:46:55,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:46:55,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:46:55,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:46:55,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:46:55,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:46:55,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:46:55,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:47:02,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:47:02,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:47:02,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:47:02,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:47:02,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:47:02,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:47:02,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:47:02,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:47:02,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:47:02,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:47:02,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:47:02,127 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2025-01-22 22:47:02,325 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,SelfDestructingSolverStorable12 [2025-01-22 22:47:02,325 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:47:02,325 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:47:02,325 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #4 [2025-01-22 22:47:02,325 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 22:47:02,325 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2025-01-22 22:47:02,326 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:02,326 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2025-01-22 22:47:02,326 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:02,326 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2025-01-22 22:47:02,326 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:02,326 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 99 [2025-01-22 22:47:02,326 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:02,326 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 101 [2025-01-22 22:47:02,326 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:02,326 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2025-01-22 22:47:02,326 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:02,326 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2025-01-22 22:47:02,326 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:02,326 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2025-01-22 22:47:02,326 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:02,326 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2025-01-22 22:47:02,326 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:02,326 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2025-01-22 22:47:02,326 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:02,326 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2025-01-22 22:47:02,327 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:02,327 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2025-01-22 22:47:02,327 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:02,327 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2025-01-22 22:47:02,327 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:02,327 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2025-01-22 22:47:02,327 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:02,327 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 121 [2025-01-22 22:47:02,327 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:02,327 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2025-01-22 22:47:02,327 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:02,327 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2025-01-22 22:47:02,327 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:02,327 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2025-01-22 22:47:02,327 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:02,327 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 129 [2025-01-22 22:47:02,327 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:02,327 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 131 [2025-01-22 22:47:02,327 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:02,328 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2025-01-22 22:47:02,328 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:02,328 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2025-01-22 22:47:02,328 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:02,328 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2025-01-22 22:47:02,328 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 22:47:02,328 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 138 [2025-01-22 22:47:02,328 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:02,328 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 22:47:02,328 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:47:02,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:47:02,329 INFO L85 PathProgramCache]: Analyzing trace with hash 1761987161, now seen corresponding path program 11 times [2025-01-22 22:47:02,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:47:02,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627071564] [2025-01-22 22:47:02,329 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 22:47:02,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:47:02,336 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 140 statements into 23 equivalence classes. [2025-01-22 22:47:02,401 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 23 check-sat command(s) and asserted 140 of 140 statements. [2025-01-22 22:47:02,401 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 23 check-sat command(s) [2025-01-22 22:47:02,401 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:47:05,212 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 22:47:05,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:47:05,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627071564] [2025-01-22 22:47:05,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1627071564] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:47:05,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1750777076] [2025-01-22 22:47:05,212 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 22:47:05,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:47:05,213 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:47:05,214 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 22:47:05,215 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 22:47:05,238 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 140 statements into 23 equivalence classes. [2025-01-22 22:47:05,281 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 23 check-sat command(s) and asserted 140 of 140 statements. [2025-01-22 22:47:05,281 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 23 check-sat command(s) [2025-01-22 22:47:05,281 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:47:05,287 INFO L256 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 153 conjuncts are in the unsatisfiable core [2025-01-22 22:47:05,289 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:47:08,040 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 22:47:08,040 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:47:10,107 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:47:10,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1750777076] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:47:10,107 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:47:10,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [84, 77, 67] total 181 [2025-01-22 22:47:10,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708960003] [2025-01-22 22:47:10,107 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:47:10,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 182 states [2025-01-22 22:47:10,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:47:10,109 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 182 interpolants. [2025-01-22 22:47:10,111 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=4330, Invalid=28612, Unknown=0, NotChecked=0, Total=32942 [2025-01-22 22:47:10,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:47:10,111 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:47:10,112 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 182 states, 182 states have (on average 1.945054945054945) internal successors, (354), 181 states have internal predecessors, (354), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:47:10,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:47:10,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:47:10,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:47:10,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:47:10,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:47:10,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:47:10,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:47:10,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:47:10,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:47:10,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:47:10,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:47:10,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:47:18,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:47:18,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:47:18,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:47:18,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:47:18,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:47:18,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:47:18,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:47:18,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:47:18,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:47:18,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:47:18,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:47:18,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:47:18,636 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 22:47:18,834 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,SelfDestructingSolverStorable13 [2025-01-22 22:47:18,834 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:47:18,834 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:47:18,834 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #5 [2025-01-22 22:47:18,834 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 22:47:18,834 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 99 [2025-01-22 22:47:18,834 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,834 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 101 [2025-01-22 22:47:18,834 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,834 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2025-01-22 22:47:18,834 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,834 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2025-01-22 22:47:18,834 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2025-01-22 22:47:18,835 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2025-01-22 22:47:18,835 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2025-01-22 22:47:18,835 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2025-01-22 22:47:18,835 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2025-01-22 22:47:18,835 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2025-01-22 22:47:18,835 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2025-01-22 22:47:18,835 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 121 [2025-01-22 22:47:18,835 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2025-01-22 22:47:18,835 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2025-01-22 22:47:18,835 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2025-01-22 22:47:18,835 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 129 [2025-01-22 22:47:18,835 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 131 [2025-01-22 22:47:18,835 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2025-01-22 22:47:18,835 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2025-01-22 22:47:18,835 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2025-01-22 22:47:18,835 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 139 [2025-01-22 22:47:18,835 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2025-01-22 22:47:18,836 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2025-01-22 22:47:18,836 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 145 [2025-01-22 22:47:18,836 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2025-01-22 22:47:18,836 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 22:47:18,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 148 [2025-01-22 22:47:18,836 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:18,836 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 22:47:18,836 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:47:18,836 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:47:18,836 INFO L85 PathProgramCache]: Analyzing trace with hash -450516957, now seen corresponding path program 12 times [2025-01-22 22:47:18,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:47:18,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959482618] [2025-01-22 22:47:18,836 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 22:47:18,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:47:18,840 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 150 statements into 25 equivalence classes. [2025-01-22 22:47:18,877 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 25 check-sat command(s) and asserted 150 of 150 statements. [2025-01-22 22:47:18,877 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 25 check-sat command(s) [2025-01-22 22:47:18,877 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:47:21,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1099 backedges. 216 proven. 883 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:47:21,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:47:21,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959482618] [2025-01-22 22:47:21,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959482618] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:47:21,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [375309873] [2025-01-22 22:47:21,108 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 22:47:21,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:47:21,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:47:21,110 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 22:47:21,111 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 22:47:21,143 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 150 statements into 25 equivalence classes. [2025-01-22 22:47:21,194 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 25 check-sat command(s) and asserted 150 of 150 statements. [2025-01-22 22:47:21,194 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 25 check-sat command(s) [2025-01-22 22:47:21,194 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:47:21,196 INFO L256 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 98 conjuncts are in the unsatisfiable core [2025-01-22 22:47:21,198 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:47:22,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1099 backedges. 495 proven. 603 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 22:47:22,701 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:47:25,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1099 backedges. 0 proven. 1099 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:47:25,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [375309873] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:47:25,082 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:47:25,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [89, 83, 71] total 172 [2025-01-22 22:47:25,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325714812] [2025-01-22 22:47:25,082 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:47:25,083 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 173 states [2025-01-22 22:47:25,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:47:25,084 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 173 interpolants. [2025-01-22 22:47:25,087 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6356, Invalid=23400, Unknown=0, NotChecked=0, Total=29756 [2025-01-22 22:47:25,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:47:25,087 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:47:25,087 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 173 states, 173 states have (on average 1.9479768786127167) internal successors, (337), 172 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:47:25,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:47:25,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:47:25,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:47:25,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:47:25,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:47:25,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:47:25,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:47:25,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:47:25,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:47:25,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:47:25,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:47:25,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:47:25,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:47:28,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:47:28,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:47:28,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:47:28,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:47:28,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:47:28,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:47:28,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:47:28,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:47:28,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:47:28,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:47:28,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:47:28,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:47:28,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:47:28,915 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2025-01-22 22:47:29,113 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:47:29,113 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:47:29,113 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:47:29,115 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #6 [2025-01-22 22:47:29,115 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 22:47:29,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2025-01-22 22:47:29,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2025-01-22 22:47:29,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2025-01-22 22:47:29,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2025-01-22 22:47:29,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2025-01-22 22:47:29,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2025-01-22 22:47:29,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2025-01-22 22:47:29,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2025-01-22 22:47:29,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 121 [2025-01-22 22:47:29,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2025-01-22 22:47:29,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2025-01-22 22:47:29,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2025-01-22 22:47:29,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 129 [2025-01-22 22:47:29,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 131 [2025-01-22 22:47:29,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2025-01-22 22:47:29,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2025-01-22 22:47:29,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2025-01-22 22:47:29,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 139 [2025-01-22 22:47:29,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2025-01-22 22:47:29,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2025-01-22 22:47:29,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 145 [2025-01-22 22:47:29,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2025-01-22 22:47:29,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2025-01-22 22:47:29,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 151 [2025-01-22 22:47:29,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2025-01-22 22:47:29,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,117 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2025-01-22 22:47:29,117 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,117 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2025-01-22 22:47:29,117 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,117 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2025-01-22 22:47:29,117 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,117 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-22 22:47:29,117 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 22:47:29,117 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 162 [2025-01-22 22:47:29,117 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:47:29,117 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 22:47:29,117 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:47:29,118 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:47:29,118 INFO L85 PathProgramCache]: Analyzing trace with hash 271517361, now seen corresponding path program 13 times [2025-01-22 22:47:29,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:47:29,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465618341] [2025-01-22 22:47:29,118 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 22:47:29,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:47:29,122 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 164 statements into 1 equivalence classes. [2025-01-22 22:47:29,155 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 164 of 164 statements. [2025-01-22 22:47:29,155 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:47:29,156 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:47:31,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1389 backedges. 3 proven. 1386 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:47:31,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:47:31,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465618341] [2025-01-22 22:47:31,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465618341] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:47:31,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1881203491] [2025-01-22 22:47:31,685 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 22:47:31,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:47:31,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:47:31,686 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 22:47:31,688 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2025-01-22 22:47:31,712 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 164 statements into 1 equivalence classes. [2025-01-22 22:47:31,751 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 164 of 164 statements. [2025-01-22 22:47:31,751 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:47:31,751 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:47:31,755 WARN L254 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 259 conjuncts are in the unsatisfiable core [2025-01-22 22:47:31,758 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:47:37,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1389 backedges. 3 proven. 1385 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 22:47:37,558 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:47:49,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1389 backedges. 3 proven. 1386 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:47:49,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1881203491] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:47:49,922 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:47:49,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [69, 93, 109] total 265 [2025-01-22 22:47:49,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160412368] [2025-01-22 22:47:49,922 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:47:49,922 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 266 states [2025-01-22 22:47:49,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:47:49,924 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 266 interpolants. [2025-01-22 22:47:49,926 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1164, Invalid=69326, Unknown=0, NotChecked=0, Total=70490 [2025-01-22 22:47:49,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:47:49,927 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:47:49,927 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 266 states, 266 states have (on average 1.7067669172932332) internal successors, (454), 265 states have internal predecessors, (454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:47:49,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:47:49,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:47:49,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:47:49,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:47:49,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:47:49,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:47:49,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:47:49,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:47:49,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:47:49,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:47:49,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:47:49,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:47:49,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:47:49,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:49:26,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:49:26,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:49:26,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:49:26,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:49:26,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:49:26,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:49:26,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:49:26,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:49:26,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:49:26,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:49:26,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:49:26,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:49:26,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:49:26,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:49:26,147 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2025-01-22 22:49:26,341 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2025-01-22 22:49:26,342 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:49:26,342 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:49:26,342 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #7 [2025-01-22 22:49:26,342 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 22:49:26,342 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2025-01-22 22:49:26,342 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,342 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2025-01-22 22:49:26,342 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,342 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 121 [2025-01-22 22:49:26,342 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,342 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2025-01-22 22:49:26,342 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,342 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2025-01-22 22:49:26,342 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,342 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2025-01-22 22:49:26,342 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,342 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 129 [2025-01-22 22:49:26,342 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,342 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 131 [2025-01-22 22:49:26,342 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,342 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2025-01-22 22:49:26,343 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,343 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2025-01-22 22:49:26,343 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,343 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2025-01-22 22:49:26,343 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,343 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 139 [2025-01-22 22:49:26,344 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,344 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2025-01-22 22:49:26,344 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,344 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2025-01-22 22:49:26,344 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,344 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 145 [2025-01-22 22:49:26,344 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,344 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2025-01-22 22:49:26,344 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,344 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2025-01-22 22:49:26,345 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,345 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 151 [2025-01-22 22:49:26,345 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,345 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2025-01-22 22:49:26,345 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,345 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2025-01-22 22:49:26,345 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,345 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2025-01-22 22:49:26,345 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,345 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2025-01-22 22:49:26,345 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,345 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-22 22:49:26,345 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,345 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2025-01-22 22:49:26,345 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,345 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2025-01-22 22:49:26,345 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,345 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2025-01-22 22:49:26,345 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,345 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-22 22:49:26,345 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,345 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 22:49:26,345 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,345 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-22 22:49:26,345 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 22:49:26,345 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 174 [2025-01-22 22:49:26,345 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:26,345 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 22:49:26,345 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:49:26,345 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:49:26,346 INFO L85 PathProgramCache]: Analyzing trace with hash 699885885, now seen corresponding path program 14 times [2025-01-22 22:49:26,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:49:26,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057443931] [2025-01-22 22:49:26,346 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 22:49:26,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:49:26,350 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 176 statements into 2 equivalence classes. [2025-01-22 22:49:26,366 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 176 of 176 statements. [2025-01-22 22:49:26,366 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 22:49:26,366 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:49:29,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1571 backedges. 645 proven. 926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:49:29,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:49:29,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057443931] [2025-01-22 22:49:29,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057443931] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:49:29,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [383350411] [2025-01-22 22:49:29,208 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 22:49:29,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:49:29,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:49:29,210 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 22:49:29,211 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2025-01-22 22:49:29,241 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 176 statements into 2 equivalence classes. [2025-01-22 22:49:29,287 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 176 of 176 statements. [2025-01-22 22:49:29,287 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 22:49:29,287 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:49:29,289 INFO L256 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 112 conjuncts are in the unsatisfiable core [2025-01-22 22:49:29,291 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:49:30,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1571 backedges. 675 proven. 896 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:49:30,345 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:49:32,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1571 backedges. 0 proven. 1571 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:49:32,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [383350411] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:49:32,452 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:49:32,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [97, 97, 81] total 177 [2025-01-22 22:49:32,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456898621] [2025-01-22 22:49:32,453 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:49:32,453 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 178 states [2025-01-22 22:49:32,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:49:32,454 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 178 interpolants. [2025-01-22 22:49:32,456 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6963, Invalid=24543, Unknown=0, NotChecked=0, Total=31506 [2025-01-22 22:49:32,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:49:32,456 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:49:32,456 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 178 states, 178 states have (on average 2.0786516853932584) internal successors, (370), 177 states have internal predecessors, (370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:49:32,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:49:32,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:49:32,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:49:32,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:49:32,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:49:32,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:49:32,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:49:32,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:49:32,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:49:32,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:49:32,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:49:32,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:49:32,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:49:32,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:49:32,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:49:37,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:49:37,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:49:37,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:49:37,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:49:37,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:49:37,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:49:37,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:49:37,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:49:37,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:49:37,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:49:37,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:49:37,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:49:37,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:49:37,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:49:37,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2025-01-22 22:49:37,171 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2025-01-22 22:49:37,364 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2025-01-22 22:49:37,364 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:49:37,364 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:49:37,364 INFO L139 ounterexampleChecker]: Examining path program with hash -1154018508, occurence #2 [2025-01-22 22:49:37,364 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 22:49:37,364 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2025-01-22 22:49:37,364 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,364 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2025-01-22 22:49:37,365 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,365 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2025-01-22 22:49:37,365 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,365 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2025-01-22 22:49:37,365 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,365 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 121 [2025-01-22 22:49:37,365 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,365 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2025-01-22 22:49:37,365 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,365 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2025-01-22 22:49:37,365 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,365 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2025-01-22 22:49:37,365 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,365 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 129 [2025-01-22 22:49:37,365 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,365 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 131 [2025-01-22 22:49:37,365 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,365 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2025-01-22 22:49:37,365 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,365 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2025-01-22 22:49:37,365 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,365 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2025-01-22 22:49:37,365 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,365 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 139 [2025-01-22 22:49:37,365 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,365 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2025-01-22 22:49:37,365 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,365 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2025-01-22 22:49:37,365 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,365 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 145 [2025-01-22 22:49:37,365 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,365 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2025-01-22 22:49:37,365 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,365 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2025-01-22 22:49:37,365 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,365 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 151 [2025-01-22 22:49:37,365 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,365 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2025-01-22 22:49:37,366 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2025-01-22 22:49:37,366 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2025-01-22 22:49:37,366 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2025-01-22 22:49:37,366 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-22 22:49:37,366 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2025-01-22 22:49:37,366 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2025-01-22 22:49:37,366 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2025-01-22 22:49:37,366 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-22 22:49:37,366 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 22:49:37,366 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-22 22:49:37,366 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2025-01-22 22:49:37,366 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 22:49:37,366 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 176 [2025-01-22 22:49:37,366 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:37,366 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 22:49:37,366 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:49:37,366 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:49:37,367 INFO L85 PathProgramCache]: Analyzing trace with hash 193583975, now seen corresponding path program 15 times [2025-01-22 22:49:37,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:49:37,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956111036] [2025-01-22 22:49:37,367 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 22:49:37,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:49:37,372 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 178 statements into 32 equivalence classes. [2025-01-22 22:49:37,407 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 32 check-sat command(s) and asserted 178 of 178 statements. [2025-01-22 22:49:37,407 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 32 check-sat command(s) [2025-01-22 22:49:37,407 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:49:40,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1732 backedges. 399 proven. 1333 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:49:40,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:49:40,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956111036] [2025-01-22 22:49:40,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956111036] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:49:40,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [968962365] [2025-01-22 22:49:40,885 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 22:49:40,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:49:40,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:49:40,891 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 22:49:40,893 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2025-01-22 22:49:40,917 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 178 statements into 32 equivalence classes. [2025-01-22 22:49:41,001 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 32 check-sat command(s) and asserted 178 of 178 statements. [2025-01-22 22:49:41,002 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 32 check-sat command(s) [2025-01-22 22:49:41,002 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:49:41,004 INFO L256 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 118 conjuncts are in the unsatisfiable core [2025-01-22 22:49:41,006 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:49:42,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1732 backedges. 768 proven. 964 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:49:42,607 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:49:45,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1732 backedges. 0 proven. 1732 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:49:45,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [968962365] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:49:45,157 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:49:45,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [109, 101, 85] total 204 [2025-01-22 22:49:45,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987254754] [2025-01-22 22:49:45,157 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:49:45,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 205 states [2025-01-22 22:49:45,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:49:45,159 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 205 interpolants. [2025-01-22 22:49:45,161 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8723, Invalid=33097, Unknown=0, NotChecked=0, Total=41820 [2025-01-22 22:49:45,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:49:45,161 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:49:45,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 205 states, 205 states have (on average 1.8926829268292682) internal successors, (388), 204 states have internal predecessors, (388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:49:45,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:49:45,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:49:45,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:49:45,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:49:45,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:49:45,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:49:45,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:49:45,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:49:45,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:49:45,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:49:45,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:49:45,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:49:45,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:49:45,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:49:45,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2025-01-22 22:49:45,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:49:50,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:49:50,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:49:50,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:49:50,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:49:50,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:49:50,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:49:50,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:49:50,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:49:50,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:49:50,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:49:50,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:49:50,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:49:50,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:49:50,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:49:50,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 22:49:50,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 22:49:50,477 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2025-01-22 22:49:50,674 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2025-01-22 22:49:50,674 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:49:50,674 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:49:50,674 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #8 [2025-01-22 22:49:50,674 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 22:49:50,674 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2025-01-22 22:49:50,674 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,674 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2025-01-22 22:49:50,674 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,674 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2025-01-22 22:49:50,674 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,674 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 129 [2025-01-22 22:49:50,675 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,675 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 131 [2025-01-22 22:49:50,675 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,675 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2025-01-22 22:49:50,675 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,675 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2025-01-22 22:49:50,675 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,675 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2025-01-22 22:49:50,675 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,675 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 139 [2025-01-22 22:49:50,675 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,675 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2025-01-22 22:49:50,675 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,675 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2025-01-22 22:49:50,675 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,675 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 145 [2025-01-22 22:49:50,675 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,675 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2025-01-22 22:49:50,675 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,675 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2025-01-22 22:49:50,675 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,675 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 151 [2025-01-22 22:49:50,675 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,675 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2025-01-22 22:49:50,675 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,675 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2025-01-22 22:49:50,675 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,675 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2025-01-22 22:49:50,675 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,675 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2025-01-22 22:49:50,675 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,675 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-22 22:49:50,675 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,675 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2025-01-22 22:49:50,675 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,675 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2025-01-22 22:49:50,675 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,675 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2025-01-22 22:49:50,675 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,676 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-22 22:49:50,676 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,676 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 22:49:50,676 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,676 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-22 22:49:50,676 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,676 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2025-01-22 22:49:50,676 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,676 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2025-01-22 22:49:50,676 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,676 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2025-01-22 22:49:50,676 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,676 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2025-01-22 22:49:50,676 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,676 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2025-01-22 22:49:50,676 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,676 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2025-01-22 22:49:50,676 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,676 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2025-01-22 22:49:50,676 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,676 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2025-01-22 22:49:50,676 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 22:49:50,676 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 190 [2025-01-22 22:49:50,676 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:49:50,676 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 22:49:50,676 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:49:50,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:49:50,677 INFO L85 PathProgramCache]: Analyzing trace with hash -1988624979, now seen corresponding path program 16 times [2025-01-22 22:49:50,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:49:50,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751489040] [2025-01-22 22:49:50,677 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 22:49:50,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:49:50,681 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 192 statements into 2 equivalence classes. [2025-01-22 22:49:50,701 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 192 of 192 statements. [2025-01-22 22:49:50,701 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 22:49:50,701 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:49:56,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1976 backedges. 0 proven. 1976 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:49:56,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:49:56,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751489040] [2025-01-22 22:49:56,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [751489040] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:49:56,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [512062046] [2025-01-22 22:49:56,061 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 22:49:56,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:49:56,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:49:56,063 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 22:49:56,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2025-01-22 22:49:56,091 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 192 statements into 2 equivalence classes. [2025-01-22 22:49:56,133 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 192 of 192 statements. [2025-01-22 22:49:56,133 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 22:49:56,133 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:49:56,141 INFO L256 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 215 conjuncts are in the unsatisfiable core [2025-01-22 22:49:56,143 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:50:00,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1976 backedges. 0 proven. 1975 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 22:50:00,637 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:50:06,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1976 backedges. 0 proven. 1976 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:50:06,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [512062046] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:50:06,891 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:50:06,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [111, 108, 93] total 272 [2025-01-22 22:50:06,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896308475] [2025-01-22 22:50:06,891 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:50:06,892 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 273 states [2025-01-22 22:50:06,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:50:06,893 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 273 interpolants. [2025-01-22 22:50:06,895 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9696, Invalid=64560, Unknown=0, NotChecked=0, Total=74256 [2025-01-22 22:50:06,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:50:06,895 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:50:06,900 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 273 states, 273 states have (on average 2.04029304029304) internal successors, (557), 272 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:50:06,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:50:06,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:50:06,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:50:06,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:50:06,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:50:06,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:50:06,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:50:06,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:50:06,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:50:06,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:50:06,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:50:06,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:50:06,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:50:06,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:50:06,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 22:50:06,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 22:50:06,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:50:19,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:50:19,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:50:19,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:50:19,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:50:19,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:50:19,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:50:19,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:50:19,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:50:19,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:50:19,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:50:19,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:50:19,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:50:19,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:50:19,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:50:19,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 22:50:19,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 22:50:19,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 22:50:19,715 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2025-01-22 22:50:19,912 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,18 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:50:19,913 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:50:19,913 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:50:19,913 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #9 [2025-01-22 22:50:19,913 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 22:50:19,913 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 129 [2025-01-22 22:50:19,913 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,914 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 131 [2025-01-22 22:50:19,914 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,914 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2025-01-22 22:50:19,914 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,914 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2025-01-22 22:50:19,914 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,914 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2025-01-22 22:50:19,914 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,914 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 139 [2025-01-22 22:50:19,914 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,914 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2025-01-22 22:50:19,914 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,914 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2025-01-22 22:50:19,914 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,914 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 145 [2025-01-22 22:50:19,914 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,914 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2025-01-22 22:50:19,914 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,914 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2025-01-22 22:50:19,914 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,914 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 151 [2025-01-22 22:50:19,915 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,915 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2025-01-22 22:50:19,915 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,915 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2025-01-22 22:50:19,915 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,915 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2025-01-22 22:50:19,915 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,915 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2025-01-22 22:50:19,915 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,915 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-22 22:50:19,915 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,915 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2025-01-22 22:50:19,915 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,915 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2025-01-22 22:50:19,916 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,916 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2025-01-22 22:50:19,916 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,916 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-22 22:50:19,916 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,916 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 22:50:19,916 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,916 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-22 22:50:19,916 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,916 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2025-01-22 22:50:19,916 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,916 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2025-01-22 22:50:19,916 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,916 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2025-01-22 22:50:19,916 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,916 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2025-01-22 22:50:19,916 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,916 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2025-01-22 22:50:19,916 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,916 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2025-01-22 22:50:19,916 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,916 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2025-01-22 22:50:19,916 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,916 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2025-01-22 22:50:19,916 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,916 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2025-01-22 22:50:19,916 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,916 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2025-01-22 22:50:19,916 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,916 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2025-01-22 22:50:19,916 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,916 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2025-01-22 22:50:19,917 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 22:50:19,917 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 198 [2025-01-22 22:50:19,917 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:19,917 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 22:50:19,917 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:50:19,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:50:19,917 INFO L85 PathProgramCache]: Analyzing trace with hash -301786731, now seen corresponding path program 17 times [2025-01-22 22:50:19,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:50:19,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393561914] [2025-01-22 22:50:19,917 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 22:50:19,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:50:19,923 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 200 statements into 35 equivalence classes. [2025-01-22 22:50:19,962 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 35 check-sat command(s) and asserted 200 of 200 statements. [2025-01-22 22:50:19,962 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 35 check-sat command(s) [2025-01-22 22:50:19,962 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:50:26,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2149 backedges. 0 proven. 2148 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 22:50:26,993 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:50:26,993 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393561914] [2025-01-22 22:50:26,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [393561914] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:50:26,993 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [656046643] [2025-01-22 22:50:26,993 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 22:50:26,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:50:26,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:50:26,995 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 22:50:26,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2025-01-22 22:50:27,021 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 200 statements into 35 equivalence classes. [2025-01-22 22:50:27,092 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 35 check-sat command(s) and asserted 200 of 200 statements. [2025-01-22 22:50:27,092 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 35 check-sat command(s) [2025-01-22 22:50:27,092 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:50:27,101 INFO L256 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 225 conjuncts are in the unsatisfiable core [2025-01-22 22:50:27,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:50:32,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2149 backedges. 0 proven. 2148 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 22:50:32,872 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:50:37,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2149 backedges. 0 proven. 2149 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:50:37,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [656046643] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:50:37,575 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:50:37,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [124, 113, 97] total 265 [2025-01-22 22:50:37,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777340632] [2025-01-22 22:50:37,575 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:50:37,576 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 266 states [2025-01-22 22:50:37,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:50:37,579 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 266 interpolants. [2025-01-22 22:50:37,584 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8890, Invalid=61600, Unknown=0, NotChecked=0, Total=70490 [2025-01-22 22:50:37,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:50:37,584 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:50:37,584 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 266 states, 266 states have (on average 1.9172932330827068) internal successors, (510), 265 states have internal predecessors, (510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:50:37,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:50:37,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:50:37,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:50:37,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:50:37,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:50:37,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:50:37,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:50:37,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:50:37,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:50:37,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:50:37,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:50:37,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:50:37,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:50:37,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:50:37,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 22:50:37,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 22:50:37,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 22:50:37,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:50:55,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:50:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:50:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:50:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:50:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:50:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:50:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:50:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:50:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:50:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:50:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:50:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:50:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:50:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:50:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 22:50:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 22:50:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 22:50:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-01-22 22:50:55,215 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2025-01-22 22:50:55,410 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,19 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:50:55,410 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:50:55,410 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:50:55,410 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #10 [2025-01-22 22:50:55,410 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 22:50:55,410 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2025-01-22 22:50:55,410 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,410 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2025-01-22 22:50:55,410 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,410 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 139 [2025-01-22 22:50:55,410 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,410 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2025-01-22 22:50:55,410 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,410 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2025-01-22 22:50:55,410 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,410 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 145 [2025-01-22 22:50:55,410 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,410 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2025-01-22 22:50:55,410 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,410 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2025-01-22 22:50:55,410 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,410 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 151 [2025-01-22 22:50:55,411 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,411 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2025-01-22 22:50:55,411 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,411 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2025-01-22 22:50:55,411 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,411 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2025-01-22 22:50:55,411 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,411 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2025-01-22 22:50:55,411 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,411 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-22 22:50:55,411 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,411 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2025-01-22 22:50:55,411 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,411 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2025-01-22 22:50:55,411 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,411 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2025-01-22 22:50:55,411 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,411 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-22 22:50:55,411 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,411 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 22:50:55,411 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,411 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-22 22:50:55,411 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,411 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2025-01-22 22:50:55,411 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,411 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2025-01-22 22:50:55,411 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,411 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2025-01-22 22:50:55,411 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,411 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2025-01-22 22:50:55,411 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,411 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2025-01-22 22:50:55,411 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,411 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2025-01-22 22:50:55,411 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,411 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2025-01-22 22:50:55,411 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,411 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2025-01-22 22:50:55,411 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,412 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2025-01-22 22:50:55,412 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,412 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2025-01-22 22:50:55,412 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,412 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2025-01-22 22:50:55,412 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,412 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2025-01-22 22:50:55,412 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,412 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 199 [2025-01-22 22:50:55,412 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,412 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 201 [2025-01-22 22:50:55,412 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,412 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 203 [2025-01-22 22:50:55,412 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,412 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 205 [2025-01-22 22:50:55,412 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,412 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 207 [2025-01-22 22:50:55,412 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 22:50:55,412 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 208 [2025-01-22 22:50:55,412 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:50:55,412 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 22:50:55,412 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:50:55,412 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:50:55,412 INFO L85 PathProgramCache]: Analyzing trace with hash 1089076319, now seen corresponding path program 18 times [2025-01-22 22:50:55,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:50:55,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79472362] [2025-01-22 22:50:55,413 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 22:50:55,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:50:55,417 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 210 statements into 37 equivalence classes. [2025-01-22 22:50:55,466 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 37 check-sat command(s) and asserted 210 of 210 statements. [2025-01-22 22:50:55,466 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 37 check-sat command(s) [2025-01-22 22:50:55,466 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:51:00,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2401 backedges. 493 proven. 1908 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:51:00,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:51:00,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79472362] [2025-01-22 22:51:00,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79472362] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:51:00,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1984449957] [2025-01-22 22:51:00,188 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 22:51:00,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:51:00,188 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:51:00,192 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 22:51:00,193 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2025-01-22 22:51:00,221 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 210 statements into 37 equivalence classes. [2025-01-22 22:51:00,303 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 37 check-sat command(s) and asserted 210 of 210 statements. [2025-01-22 22:51:00,303 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 37 check-sat command(s) [2025-01-22 22:51:00,303 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:51:00,311 INFO L256 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 140 conjuncts are in the unsatisfiable core [2025-01-22 22:51:00,313 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:51:02,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2401 backedges. 1065 proven. 1335 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 22:51:02,529 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:51:06,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2401 backedges. 0 proven. 2401 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:51:06,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1984449957] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:51:06,330 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:51:06,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [128, 119, 101] total 244 [2025-01-22 22:51:06,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510502542] [2025-01-22 22:51:06,331 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:51:06,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 245 states [2025-01-22 22:51:06,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:51:06,333 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 245 interpolants. [2025-01-22 22:51:06,335 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12610, Invalid=47170, Unknown=0, NotChecked=0, Total=59780 [2025-01-22 22:51:06,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:51:06,335 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:51:06,336 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 245 states, 245 states have (on average 1.9142857142857144) internal successors, (469), 244 states have internal predecessors, (469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:51:06,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:51:06,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:51:06,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:51:06,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:51:06,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:51:06,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:51:06,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:51:06,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:51:06,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:51:06,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:51:06,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:51:06,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:51:06,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:51:06,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:51:06,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 22:51:06,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 22:51:06,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 22:51:06,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 248 states. [2025-01-22 22:51:06,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:51:12,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:51:12,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:51:12,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:51:12,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:51:12,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:51:12,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:51:12,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:51:12,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:51:12,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:51:12,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:51:12,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:51:12,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:51:12,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:51:12,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:51:12,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 22:51:12,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 22:51:12,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 22:51:12,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-01-22 22:51:12,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 230 states. [2025-01-22 22:51:12,964 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2025-01-22 22:51:13,158 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2025-01-22 22:51:13,159 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:51:13,159 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:51:13,159 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #11 [2025-01-22 22:51:13,159 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 22:51:13,159 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2025-01-22 22:51:13,160 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,160 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2025-01-22 22:51:13,160 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,160 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 145 [2025-01-22 22:51:13,160 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,160 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2025-01-22 22:51:13,160 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,160 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2025-01-22 22:51:13,160 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,160 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 151 [2025-01-22 22:51:13,160 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,160 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2025-01-22 22:51:13,160 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,160 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2025-01-22 22:51:13,160 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,160 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2025-01-22 22:51:13,160 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,160 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2025-01-22 22:51:13,160 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,160 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-22 22:51:13,160 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,160 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2025-01-22 22:51:13,160 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,160 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2025-01-22 22:51:13,160 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,160 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2025-01-22 22:51:13,160 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,160 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-22 22:51:13,160 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,160 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 22:51:13,160 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,160 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-22 22:51:13,160 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,160 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2025-01-22 22:51:13,160 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,160 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2025-01-22 22:51:13,160 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,160 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2025-01-22 22:51:13,160 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,161 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2025-01-22 22:51:13,161 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,161 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2025-01-22 22:51:13,161 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,161 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2025-01-22 22:51:13,161 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,161 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2025-01-22 22:51:13,161 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,161 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2025-01-22 22:51:13,161 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,161 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2025-01-22 22:51:13,161 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,161 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2025-01-22 22:51:13,161 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,161 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2025-01-22 22:51:13,161 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,161 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2025-01-22 22:51:13,161 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,161 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 199 [2025-01-22 22:51:13,161 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,161 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 201 [2025-01-22 22:51:13,161 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,161 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 203 [2025-01-22 22:51:13,161 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,161 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 205 [2025-01-22 22:51:13,161 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,161 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 207 [2025-01-22 22:51:13,161 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,161 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 209 [2025-01-22 22:51:13,161 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,161 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 211 [2025-01-22 22:51:13,161 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,161 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 213 [2025-01-22 22:51:13,161 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,161 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 215 [2025-01-22 22:51:13,161 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,161 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 217 [2025-01-22 22:51:13,161 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,161 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2025-01-22 22:51:13,162 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,162 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 221 [2025-01-22 22:51:13,162 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 22:51:13,162 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 222 [2025-01-22 22:51:13,162 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:51:13,162 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 22:51:13,162 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:51:13,164 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:51:13,165 INFO L85 PathProgramCache]: Analyzing trace with hash 933306861, now seen corresponding path program 19 times [2025-01-22 22:51:13,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:51:13,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478078591] [2025-01-22 22:51:13,165 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 22:51:13,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:51:13,170 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 224 statements into 1 equivalence classes. [2025-01-22 22:51:13,219 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 224 of 224 statements. [2025-01-22 22:51:13,219 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:51:13,219 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:51:18,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2823 backedges. 3 proven. 2820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:51:18,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:51:18,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478078591] [2025-01-22 22:51:18,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478078591] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:51:18,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1415596875] [2025-01-22 22:51:18,171 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 22:51:18,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:51:18,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:51:18,173 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 22:51:18,174 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2025-01-22 22:51:18,199 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 224 statements into 1 equivalence classes. [2025-01-22 22:51:18,248 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 224 of 224 statements. [2025-01-22 22:51:18,248 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:51:18,248 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:51:18,252 WARN L254 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 361 conjuncts are in the unsatisfiable core [2025-01-22 22:51:18,260 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:51:29,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2823 backedges. 3 proven. 2819 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 22:51:29,236 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:51:53,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2823 backedges. 3 proven. 2820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:51:53,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1415596875] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:51:53,667 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:51:53,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [93, 129, 151] total 367 [2025-01-22 22:51:53,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114625012] [2025-01-22 22:51:53,667 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:51:53,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 368 states [2025-01-22 22:51:53,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:51:53,669 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 368 interpolants. [2025-01-22 22:51:53,673 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1608, Invalid=133448, Unknown=0, NotChecked=0, Total=135056 [2025-01-22 22:51:53,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:51:53,673 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:51:53,673 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 368 states, 368 states have (on average 1.690217391304348) internal successors, (622), 367 states have internal predecessors, (622), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:51:53,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:51:53,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:51:53,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:51:53,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:51:53,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:51:53,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:51:53,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:51:53,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:51:53,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:51:53,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:51:53,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:51:53,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:51:53,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:51:53,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:51:53,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 22:51:53,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 22:51:53,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 22:51:53,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 248 states. [2025-01-22 22:51:53,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 230 states. [2025-01-22 22:51:53,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:55:46,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:55:46,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:55:46,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:55:46,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:55:46,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:55:46,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:55:46,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:55:46,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:55:46,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:55:46,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:55:46,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:55:46,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:55:46,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:55:46,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:55:46,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 22:55:46,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 22:55:46,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 22:55:46,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-01-22 22:55:46,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 230 states. [2025-01-22 22:55:46,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2025-01-22 22:55:46,069 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2025-01-22 22:55:46,262 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,21 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:55:46,263 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:55:46,263 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:55:46,263 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #12 [2025-01-22 22:55:46,263 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 22:55:46,263 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2025-01-22 22:55:46,263 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,263 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2025-01-22 22:55:46,263 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,263 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2025-01-22 22:55:46,263 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,263 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2025-01-22 22:55:46,263 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,263 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-22 22:55:46,263 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,263 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2025-01-22 22:55:46,263 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,264 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2025-01-22 22:55:46,264 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,264 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2025-01-22 22:55:46,264 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,264 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-22 22:55:46,264 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,264 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 22:55:46,264 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,264 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-22 22:55:46,264 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,264 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2025-01-22 22:55:46,264 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,264 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2025-01-22 22:55:46,264 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,264 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2025-01-22 22:55:46,264 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,264 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2025-01-22 22:55:46,264 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,264 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2025-01-22 22:55:46,264 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,264 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2025-01-22 22:55:46,264 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,264 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2025-01-22 22:55:46,264 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,264 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2025-01-22 22:55:46,264 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,264 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2025-01-22 22:55:46,264 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,264 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2025-01-22 22:55:46,264 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,264 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2025-01-22 22:55:46,264 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,264 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2025-01-22 22:55:46,264 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,264 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 199 [2025-01-22 22:55:46,264 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,264 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 201 [2025-01-22 22:55:46,265 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,265 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 203 [2025-01-22 22:55:46,265 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,265 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 205 [2025-01-22 22:55:46,265 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,265 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 207 [2025-01-22 22:55:46,265 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,265 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 209 [2025-01-22 22:55:46,265 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,265 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 211 [2025-01-22 22:55:46,265 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,265 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 213 [2025-01-22 22:55:46,265 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,265 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 215 [2025-01-22 22:55:46,265 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,265 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 217 [2025-01-22 22:55:46,265 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,265 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2025-01-22 22:55:46,265 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,265 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 221 [2025-01-22 22:55:46,265 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,265 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 223 [2025-01-22 22:55:46,265 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,265 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 225 [2025-01-22 22:55:46,265 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,265 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 227 [2025-01-22 22:55:46,265 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,265 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 229 [2025-01-22 22:55:46,265 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,265 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 231 [2025-01-22 22:55:46,265 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,265 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 233 [2025-01-22 22:55:46,265 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 22:55:46,265 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 234 [2025-01-22 22:55:46,265 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:55:46,265 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 22:55:46,265 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:55:46,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:55:46,266 INFO L85 PathProgramCache]: Analyzing trace with hash 351160953, now seen corresponding path program 20 times [2025-01-22 22:55:46,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:55:46,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661962909] [2025-01-22 22:55:46,266 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 22:55:46,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:55:46,271 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 236 statements into 2 equivalence classes. [2025-01-22 22:55:46,297 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 236 of 236 statements. [2025-01-22 22:55:46,297 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 22:55:46,297 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:55:52,128 INFO L134 CoverageAnalysis]: Checked inductivity of 3077 backedges. 1281 proven. 1796 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:55:52,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:55:52,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661962909] [2025-01-22 22:55:52,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661962909] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:55:52,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [562929041] [2025-01-22 22:55:52,128 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 22:55:52,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:55:52,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:55:52,131 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 22:55:52,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2025-01-22 22:55:52,158 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 236 statements into 2 equivalence classes. [2025-01-22 22:55:52,207 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 236 of 236 statements. [2025-01-22 22:55:52,207 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 22:55:52,207 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:55:52,210 INFO L256 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 154 conjuncts are in the unsatisfiable core [2025-01-22 22:55:52,213 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:55:53,925 INFO L134 CoverageAnalysis]: Checked inductivity of 3077 backedges. 1323 proven. 1754 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:55:53,925 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:55:58,516 INFO L134 CoverageAnalysis]: Checked inductivity of 3077 backedges. 0 proven. 3077 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:55:58,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [562929041] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:55:58,516 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:55:58,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [133, 133, 111] total 243 [2025-01-22 22:55:58,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828809075] [2025-01-22 22:55:58,517 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:55:58,517 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 244 states [2025-01-22 22:55:58,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:55:58,520 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 244 interpolants. [2025-01-22 22:55:58,523 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13068, Invalid=46224, Unknown=0, NotChecked=0, Total=59292 [2025-01-22 22:55:58,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:55:58,523 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:55:58,524 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 244 states, 244 states have (on average 2.057377049180328) internal successors, (502), 243 states have internal predecessors, (502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:55:58,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:55:58,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:55:58,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:55:58,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:55:58,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:55:58,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:55:58,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:55:58,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:55:58,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:55:58,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:55:58,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:55:58,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:55:58,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:55:58,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:55:58,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 22:55:58,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 22:55:58,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 22:55:58,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 248 states. [2025-01-22 22:55:58,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 230 states. [2025-01-22 22:55:58,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 288 states. [2025-01-22 22:55:58,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:56:07,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:56:07,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:56:07,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:56:07,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:56:07,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:56:07,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:56:07,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:56:07,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:56:07,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:56:07,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:56:07,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:56:07,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:56:07,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:56:07,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:56:07,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 22:56:07,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 22:56:07,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 22:56:07,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-01-22 22:56:07,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 230 states. [2025-01-22 22:56:07,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2025-01-22 22:56:07,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:56:07,855 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2025-01-22 22:56:08,048 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2025-01-22 22:56:08,048 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:56:08,048 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:56:08,048 INFO L139 ounterexampleChecker]: Examining path program with hash -1154018508, occurence #3 [2025-01-22 22:56:08,048 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 22:56:08,048 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2025-01-22 22:56:08,049 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,049 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 151 [2025-01-22 22:56:08,049 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,049 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2025-01-22 22:56:08,049 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,049 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2025-01-22 22:56:08,049 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,049 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2025-01-22 22:56:08,049 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,049 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2025-01-22 22:56:08,049 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,049 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-22 22:56:08,049 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,049 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2025-01-22 22:56:08,049 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,049 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2025-01-22 22:56:08,049 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,049 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2025-01-22 22:56:08,049 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,049 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-22 22:56:08,049 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,049 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 22:56:08,049 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,049 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-22 22:56:08,049 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,049 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2025-01-22 22:56:08,049 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,049 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2025-01-22 22:56:08,049 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,049 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2025-01-22 22:56:08,049 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,050 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2025-01-22 22:56:08,050 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,050 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2025-01-22 22:56:08,050 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,050 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2025-01-22 22:56:08,050 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,050 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2025-01-22 22:56:08,050 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,050 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2025-01-22 22:56:08,050 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,050 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2025-01-22 22:56:08,050 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,050 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2025-01-22 22:56:08,050 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,050 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2025-01-22 22:56:08,050 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,050 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2025-01-22 22:56:08,050 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,050 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 199 [2025-01-22 22:56:08,050 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,050 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 201 [2025-01-22 22:56:08,050 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,050 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 203 [2025-01-22 22:56:08,050 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,050 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 205 [2025-01-22 22:56:08,050 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,050 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 207 [2025-01-22 22:56:08,050 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,050 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 209 [2025-01-22 22:56:08,050 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,050 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 211 [2025-01-22 22:56:08,050 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,050 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 213 [2025-01-22 22:56:08,050 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,050 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 215 [2025-01-22 22:56:08,050 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,050 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 217 [2025-01-22 22:56:08,051 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,051 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2025-01-22 22:56:08,051 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,051 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 221 [2025-01-22 22:56:08,051 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,051 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 223 [2025-01-22 22:56:08,051 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,051 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 225 [2025-01-22 22:56:08,051 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,051 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 227 [2025-01-22 22:56:08,051 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,051 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 229 [2025-01-22 22:56:08,051 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,051 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 231 [2025-01-22 22:56:08,051 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,051 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 233 [2025-01-22 22:56:08,051 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,051 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 235 [2025-01-22 22:56:08,051 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 22:56:08,051 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 236 [2025-01-22 22:56:08,051 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:08,051 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 22:56:08,051 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:56:08,051 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:56:08,051 INFO L85 PathProgramCache]: Analyzing trace with hash -1040054877, now seen corresponding path program 21 times [2025-01-22 22:56:08,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:56:08,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67434573] [2025-01-22 22:56:08,052 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 22:56:08,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:56:08,056 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 238 statements into 44 equivalence classes. [2025-01-22 22:56:08,116 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 44 check-sat command(s) and asserted 238 of 238 statements. [2025-01-22 22:56:08,117 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 44 check-sat command(s) [2025-01-22 22:56:08,117 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:56:14,278 INFO L134 CoverageAnalysis]: Checked inductivity of 3304 backedges. 771 proven. 2533 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:56:14,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:56:14,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67434573] [2025-01-22 22:56:14,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67434573] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:56:14,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1371019223] [2025-01-22 22:56:14,278 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 22:56:14,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:56:14,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:56:14,280 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 22:56:14,281 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2025-01-22 22:56:14,310 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 238 statements into 44 equivalence classes. [2025-01-22 22:56:14,448 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 44 check-sat command(s) and asserted 238 of 238 statements. [2025-01-22 22:56:14,448 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 44 check-sat command(s) [2025-01-22 22:56:14,448 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:56:14,474 INFO L256 TraceCheckSpWp]: Trace formula consists of 602 conjuncts, 160 conjuncts are in the unsatisfiable core [2025-01-22 22:56:14,476 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:56:17,360 INFO L134 CoverageAnalysis]: Checked inductivity of 3304 backedges. 1452 proven. 1852 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:56:17,361 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:56:22,386 INFO L134 CoverageAnalysis]: Checked inductivity of 3304 backedges. 0 proven. 3304 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:56:22,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1371019223] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:56:22,386 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:56:22,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [148, 137, 115] total 276 [2025-01-22 22:56:22,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417809218] [2025-01-22 22:56:22,387 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:56:22,387 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 277 states [2025-01-22 22:56:22,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:56:22,391 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 277 interpolants. [2025-01-22 22:56:22,395 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15889, Invalid=60563, Unknown=0, NotChecked=0, Total=76452 [2025-01-22 22:56:22,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:56:22,395 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:56:22,396 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 277 states, 277 states have (on average 1.8772563176895307) internal successors, (520), 276 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:56:22,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:56:22,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:56:22,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:56:22,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:56:22,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:56:22,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:56:22,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:56:22,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:56:22,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:56:22,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:56:22,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:56:22,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:56:22,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:56:22,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:56:22,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 22:56:22,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 22:56:22,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 22:56:22,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 248 states. [2025-01-22 22:56:22,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 230 states. [2025-01-22 22:56:22,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 288 states. [2025-01-22 22:56:22,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:56:22,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:56:31,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:56:31,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:56:31,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:56:31,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:56:31,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:56:31,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:56:31,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:56:31,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:56:31,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:56:31,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:56:31,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:56:31,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:56:31,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:56:31,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:56:31,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 22:56:31,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 22:56:31,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 22:56:31,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-01-22 22:56:31,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 230 states. [2025-01-22 22:56:31,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2025-01-22 22:56:31,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2025-01-22 22:56:31,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 258 states. [2025-01-22 22:56:31,952 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2025-01-22 22:56:32,146 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2025-01-22 22:56:32,146 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:56:32,146 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:56:32,146 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #13 [2025-01-22 22:56:32,146 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 22:56:32,146 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2025-01-22 22:56:32,146 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,146 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-22 22:56:32,146 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,147 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2025-01-22 22:56:32,147 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,147 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2025-01-22 22:56:32,147 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,147 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2025-01-22 22:56:32,147 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,147 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-22 22:56:32,147 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,147 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 22:56:32,147 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,147 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-22 22:56:32,147 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,147 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2025-01-22 22:56:32,147 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,147 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2025-01-22 22:56:32,147 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,147 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2025-01-22 22:56:32,147 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,147 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2025-01-22 22:56:32,147 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,147 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2025-01-22 22:56:32,147 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,147 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2025-01-22 22:56:32,147 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,147 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2025-01-22 22:56:32,147 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,147 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2025-01-22 22:56:32,147 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,147 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2025-01-22 22:56:32,147 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,147 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2025-01-22 22:56:32,147 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,147 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2025-01-22 22:56:32,147 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,147 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2025-01-22 22:56:32,147 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,147 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 199 [2025-01-22 22:56:32,147 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,148 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 201 [2025-01-22 22:56:32,148 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,148 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 203 [2025-01-22 22:56:32,148 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,148 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 205 [2025-01-22 22:56:32,148 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,148 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 207 [2025-01-22 22:56:32,148 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,148 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 209 [2025-01-22 22:56:32,148 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,148 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 211 [2025-01-22 22:56:32,148 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,148 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 213 [2025-01-22 22:56:32,148 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,148 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 215 [2025-01-22 22:56:32,148 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,148 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 217 [2025-01-22 22:56:32,148 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,148 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2025-01-22 22:56:32,148 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,148 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 221 [2025-01-22 22:56:32,148 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,148 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 223 [2025-01-22 22:56:32,148 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,148 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 225 [2025-01-22 22:56:32,148 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,148 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 227 [2025-01-22 22:56:32,148 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,148 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 229 [2025-01-22 22:56:32,148 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,148 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 231 [2025-01-22 22:56:32,148 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,148 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 233 [2025-01-22 22:56:32,148 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,148 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 235 [2025-01-22 22:56:32,148 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,148 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 237 [2025-01-22 22:56:32,149 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,149 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 239 [2025-01-22 22:56:32,149 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,149 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 241 [2025-01-22 22:56:32,149 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,149 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 243 [2025-01-22 22:56:32,149 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,149 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 245 [2025-01-22 22:56:32,149 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,149 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 247 [2025-01-22 22:56:32,149 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,149 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 249 [2025-01-22 22:56:32,149 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 22:56:32,149 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 250 [2025-01-22 22:56:32,149 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:56:32,149 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 22:56:32,149 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:56:32,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:56:32,152 INFO L85 PathProgramCache]: Analyzing trace with hash 1571342057, now seen corresponding path program 22 times [2025-01-22 22:56:32,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:56:32,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737992295] [2025-01-22 22:56:32,152 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 22:56:32,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:56:32,160 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 252 statements into 2 equivalence classes. [2025-01-22 22:56:32,193 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 252 of 252 statements. [2025-01-22 22:56:32,194 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 22:56:32,194 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:56:41,769 INFO L134 CoverageAnalysis]: Checked inductivity of 3638 backedges. 0 proven. 3638 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:56:41,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:56:41,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737992295] [2025-01-22 22:56:41,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737992295] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:56:41,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1710861491] [2025-01-22 22:56:41,770 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 22:56:41,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:56:41,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:56:41,772 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 22:56:41,773 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2025-01-22 22:56:41,801 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 252 statements into 2 equivalence classes. [2025-01-22 22:56:41,858 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 252 of 252 statements. [2025-01-22 22:56:41,858 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 22:56:41,858 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:56:41,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 637 conjuncts, 287 conjuncts are in the unsatisfiable core [2025-01-22 22:56:41,870 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:56:49,344 INFO L134 CoverageAnalysis]: Checked inductivity of 3638 backedges. 0 proven. 3637 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 22:56:49,344 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:57:00,224 INFO L134 CoverageAnalysis]: Checked inductivity of 3638 backedges. 0 proven. 3638 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:57:00,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1710861491] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:57:00,224 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:57:00,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [147, 144, 123] total 362 [2025-01-22 22:57:00,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415503004] [2025-01-22 22:57:00,224 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:57:00,225 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 363 states [2025-01-22 22:57:00,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:57:00,228 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 363 interpolants. [2025-01-22 22:57:00,233 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16818, Invalid=114588, Unknown=0, NotChecked=0, Total=131406 [2025-01-22 22:57:00,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:57:00,234 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:57:00,234 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 363 states, 363 states have (on average 2.0303030303030303) internal successors, (737), 362 states have internal predecessors, (737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:57:00,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:57:00,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:57:00,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:57:00,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:57:00,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:57:00,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:57:00,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:57:00,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:57:00,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:57:00,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:57:00,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:57:00,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:57:00,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:57:00,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:57:00,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 22:57:00,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 22:57:00,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 22:57:00,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 248 states. [2025-01-22 22:57:00,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 230 states. [2025-01-22 22:57:00,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 288 states. [2025-01-22 22:57:00,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2025-01-22 22:57:00,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 258 states. [2025-01-22 22:57:00,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:57:22,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:57:22,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:57:22,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:57:22,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:57:22,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:57:22,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:57:22,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:57:22,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:57:22,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:57:22,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:57:22,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:57:22,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:57:22,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:57:22,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:57:22,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 22:57:22,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 22:57:22,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 22:57:22,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-01-22 22:57:22,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 230 states. [2025-01-22 22:57:22,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2025-01-22 22:57:22,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2025-01-22 22:57:22,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 258 states. [2025-01-22 22:57:22,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 310 states. [2025-01-22 22:57:22,473 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2025-01-22 22:57:22,666 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2025-01-22 22:57:22,667 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:57:22,667 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:57:22,667 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #14 [2025-01-22 22:57:22,667 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 22:57:22,667 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2025-01-22 22:57:22,667 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,667 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2025-01-22 22:57:22,667 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,667 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-22 22:57:22,667 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,667 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 22:57:22,667 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,667 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-22 22:57:22,667 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,667 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2025-01-22 22:57:22,667 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,668 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2025-01-22 22:57:22,668 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,668 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2025-01-22 22:57:22,668 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,668 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2025-01-22 22:57:22,668 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,668 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2025-01-22 22:57:22,668 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,668 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2025-01-22 22:57:22,668 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,668 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2025-01-22 22:57:22,668 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,668 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2025-01-22 22:57:22,668 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,668 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2025-01-22 22:57:22,668 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,668 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2025-01-22 22:57:22,668 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,668 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2025-01-22 22:57:22,668 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,668 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2025-01-22 22:57:22,668 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,668 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 199 [2025-01-22 22:57:22,668 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,668 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 201 [2025-01-22 22:57:22,668 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,668 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 203 [2025-01-22 22:57:22,668 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,668 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 205 [2025-01-22 22:57:22,668 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,668 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 207 [2025-01-22 22:57:22,668 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,668 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 209 [2025-01-22 22:57:22,668 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,668 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 211 [2025-01-22 22:57:22,668 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,668 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 213 [2025-01-22 22:57:22,668 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,668 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 215 [2025-01-22 22:57:22,668 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,669 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 217 [2025-01-22 22:57:22,669 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,669 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2025-01-22 22:57:22,669 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,669 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 221 [2025-01-22 22:57:22,669 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,669 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 223 [2025-01-22 22:57:22,669 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,669 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 225 [2025-01-22 22:57:22,669 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,669 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 227 [2025-01-22 22:57:22,669 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,669 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 229 [2025-01-22 22:57:22,669 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,669 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 231 [2025-01-22 22:57:22,669 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,669 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 233 [2025-01-22 22:57:22,669 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,669 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 235 [2025-01-22 22:57:22,669 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,669 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 237 [2025-01-22 22:57:22,669 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,669 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 239 [2025-01-22 22:57:22,669 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,669 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 241 [2025-01-22 22:57:22,669 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,669 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 243 [2025-01-22 22:57:22,669 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,669 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 245 [2025-01-22 22:57:22,669 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,669 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 247 [2025-01-22 22:57:22,669 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,669 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 249 [2025-01-22 22:57:22,669 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,669 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 251 [2025-01-22 22:57:22,669 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,669 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 253 [2025-01-22 22:57:22,669 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,670 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 255 [2025-01-22 22:57:22,670 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,670 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 257 [2025-01-22 22:57:22,670 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 22:57:22,670 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 258 [2025-01-22 22:57:22,670 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:57:22,670 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 22:57:22,670 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:57:22,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:57:22,671 INFO L85 PathProgramCache]: Analyzing trace with hash -621230383, now seen corresponding path program 23 times [2025-01-22 22:57:22,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:57:22,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864268998] [2025-01-22 22:57:22,671 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 22:57:22,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:57:22,680 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 260 statements into 47 equivalence classes. [2025-01-22 22:57:22,812 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) and asserted 260 of 260 statements. [2025-01-22 22:57:22,812 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) [2025-01-22 22:57:22,812 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:57:34,966 INFO L134 CoverageAnalysis]: Checked inductivity of 3871 backedges. 0 proven. 3870 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 22:57:34,966 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:57:34,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864268998] [2025-01-22 22:57:34,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864268998] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:57:34,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1891902186] [2025-01-22 22:57:34,966 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 22:57:34,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:57:34,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:57:34,971 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 22:57:34,974 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2025-01-22 22:57:35,002 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 260 statements into 47 equivalence classes. [2025-01-22 22:57:35,110 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) and asserted 260 of 260 statements. [2025-01-22 22:57:35,111 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) [2025-01-22 22:57:35,111 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:57:35,118 INFO L256 TraceCheckSpWp]: Trace formula consists of 657 conjuncts, 297 conjuncts are in the unsatisfiable core [2025-01-22 22:57:35,121 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:57:45,067 INFO L134 CoverageAnalysis]: Checked inductivity of 3871 backedges. 0 proven. 3870 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 22:57:45,068 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:57:52,731 INFO L134 CoverageAnalysis]: Checked inductivity of 3871 backedges. 0 proven. 3871 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:57:52,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1891902186] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:57:52,731 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:57:52,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [164, 149, 127] total 349 [2025-01-22 22:57:52,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889548761] [2025-01-22 22:57:52,732 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:57:52,732 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 350 states [2025-01-22 22:57:52,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:57:52,739 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 350 interpolants. [2025-01-22 22:57:52,753 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15070, Invalid=107080, Unknown=0, NotChecked=0, Total=122150 [2025-01-22 22:57:52,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:57:52,753 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:57:52,754 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 350 states, 350 states have (on average 1.9028571428571428) internal successors, (666), 349 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:57:52,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:57:52,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:57:52,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:57:52,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:57:52,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:57:52,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:57:52,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:57:52,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:57:52,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:57:52,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:57:52,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:57:52,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:57:52,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:57:52,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:57:52,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 22:57:52,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 22:57:52,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 22:57:52,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 248 states. [2025-01-22 22:57:52,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 230 states. [2025-01-22 22:57:52,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 288 states. [2025-01-22 22:57:52,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2025-01-22 22:57:52,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 258 states. [2025-01-22 22:57:52,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 310 states. [2025-01-22 22:57:52,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:58:24,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:58:24,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:58:24,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:58:24,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:58:24,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:58:24,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:58:24,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:58:24,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:58:24,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:58:24,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:58:24,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:58:24,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:58:24,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:58:24,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:58:24,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 22:58:24,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 22:58:24,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 22:58:24,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-01-22 22:58:24,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 230 states. [2025-01-22 22:58:24,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2025-01-22 22:58:24,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2025-01-22 22:58:24,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 258 states. [2025-01-22 22:58:24,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 310 states. [2025-01-22 22:58:24,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 326 states. [2025-01-22 22:58:24,498 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2025-01-22 22:58:24,696 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2025-01-22 22:58:24,696 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:58:24,696 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:58:24,696 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #15 [2025-01-22 22:58:24,696 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 22:58:24,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-22 22:58:24,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-22 22:58:24,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2025-01-22 22:58:24,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2025-01-22 22:58:24,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2025-01-22 22:58:24,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2025-01-22 22:58:24,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2025-01-22 22:58:24,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2025-01-22 22:58:24,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2025-01-22 22:58:24,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2025-01-22 22:58:24,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2025-01-22 22:58:24,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2025-01-22 22:58:24,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2025-01-22 22:58:24,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2025-01-22 22:58:24,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 199 [2025-01-22 22:58:24,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 201 [2025-01-22 22:58:24,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 203 [2025-01-22 22:58:24,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 205 [2025-01-22 22:58:24,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 207 [2025-01-22 22:58:24,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 209 [2025-01-22 22:58:24,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 211 [2025-01-22 22:58:24,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 213 [2025-01-22 22:58:24,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 215 [2025-01-22 22:58:24,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 217 [2025-01-22 22:58:24,699 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2025-01-22 22:58:24,699 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 221 [2025-01-22 22:58:24,699 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 223 [2025-01-22 22:58:24,699 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 225 [2025-01-22 22:58:24,699 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 227 [2025-01-22 22:58:24,699 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 229 [2025-01-22 22:58:24,699 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 231 [2025-01-22 22:58:24,699 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 233 [2025-01-22 22:58:24,699 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 235 [2025-01-22 22:58:24,699 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 237 [2025-01-22 22:58:24,699 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 239 [2025-01-22 22:58:24,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 241 [2025-01-22 22:58:24,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 243 [2025-01-22 22:58:24,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 245 [2025-01-22 22:58:24,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 247 [2025-01-22 22:58:24,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 249 [2025-01-22 22:58:24,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 251 [2025-01-22 22:58:24,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 253 [2025-01-22 22:58:24,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 255 [2025-01-22 22:58:24,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 257 [2025-01-22 22:58:24,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 259 [2025-01-22 22:58:24,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 261 [2025-01-22 22:58:24,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 263 [2025-01-22 22:58:24,701 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,701 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 265 [2025-01-22 22:58:24,701 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,701 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 267 [2025-01-22 22:58:24,701 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 22:58:24,701 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 268 [2025-01-22 22:58:24,701 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:24,701 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 22:58:24,701 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:58:24,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:58:24,701 INFO L85 PathProgramCache]: Analyzing trace with hash -760664421, now seen corresponding path program 24 times [2025-01-22 22:58:24,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:58:24,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186734111] [2025-01-22 22:58:24,701 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 22:58:24,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:58:24,709 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 270 statements into 49 equivalence classes. [2025-01-22 22:58:24,774 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 49 check-sat command(s) and asserted 270 of 270 statements. [2025-01-22 22:58:24,774 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 49 check-sat command(s) [2025-01-22 22:58:24,774 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:58:33,707 INFO L134 CoverageAnalysis]: Checked inductivity of 4207 backedges. 892 proven. 3315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:58:33,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:58:33,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186734111] [2025-01-22 22:58:33,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186734111] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:58:33,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1408451719] [2025-01-22 22:58:33,707 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 22:58:33,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:58:33,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:58:33,709 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 22:58:33,710 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2025-01-22 22:58:33,752 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 270 statements into 49 equivalence classes. [2025-01-22 22:58:33,892 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 49 check-sat command(s) and asserted 270 of 270 statements. [2025-01-22 22:58:33,892 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 49 check-sat command(s) [2025-01-22 22:58:33,892 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:58:33,896 INFO L256 TraceCheckSpWp]: Trace formula consists of 682 conjuncts, 182 conjuncts are in the unsatisfiable core [2025-01-22 22:58:33,903 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:58:37,542 INFO L134 CoverageAnalysis]: Checked inductivity of 4207 backedges. 1851 proven. 2355 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 22:58:37,543 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:58:43,732 INFO L134 CoverageAnalysis]: Checked inductivity of 4207 backedges. 0 proven. 4207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:58:43,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1408451719] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:58:43,733 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:58:43,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [167, 155, 131] total 316 [2025-01-22 22:58:43,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125721070] [2025-01-22 22:58:43,733 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:58:43,733 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 317 states [2025-01-22 22:58:43,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:58:43,738 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 317 interpolants. [2025-01-22 22:58:43,815 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21001, Invalid=79171, Unknown=0, NotChecked=0, Total=100172 [2025-01-22 22:58:43,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:58:43,815 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:58:43,816 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 317 states, 317 states have (on average 1.8958990536277602) internal successors, (601), 316 states have internal predecessors, (601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 248 states. [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 230 states. [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 288 states. [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 258 states. [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 310 states. [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 326 states. [2025-01-22 22:58:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:58:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:58:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:58:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:58:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:58:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:58:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:58:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:58:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:58:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:58:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:58:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:58:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:58:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:58:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:58:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-01-22 22:58:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-01-22 22:58:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-01-22 22:58:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-01-22 22:58:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 230 states. [2025-01-22 22:58:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2025-01-22 22:58:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2025-01-22 22:58:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 258 states. [2025-01-22 22:58:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 310 states. [2025-01-22 22:58:54,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 326 states. [2025-01-22 22:58:54,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 296 states. [2025-01-22 22:58:55,004 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2025-01-22 22:58:55,202 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2025-01-22 22:58:55,202 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 22:58:55,202 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-22 22:58:55,202 INFO L139 ounterexampleChecker]: Examining path program with hash 975558048, occurence #16 [2025-01-22 22:58:55,202 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-22 22:58:55,202 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2025-01-22 22:58:55,202 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,202 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2025-01-22 22:58:55,202 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,202 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2025-01-22 22:58:55,202 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,202 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2025-01-22 22:58:55,202 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,202 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2025-01-22 22:58:55,202 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2025-01-22 22:58:55,203 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2025-01-22 22:58:55,203 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2025-01-22 22:58:55,203 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2025-01-22 22:58:55,203 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2025-01-22 22:58:55,203 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2025-01-22 22:58:55,203 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 199 [2025-01-22 22:58:55,203 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 201 [2025-01-22 22:58:55,203 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 203 [2025-01-22 22:58:55,203 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 205 [2025-01-22 22:58:55,203 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 207 [2025-01-22 22:58:55,203 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 209 [2025-01-22 22:58:55,203 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 211 [2025-01-22 22:58:55,203 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 213 [2025-01-22 22:58:55,203 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 215 [2025-01-22 22:58:55,203 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 217 [2025-01-22 22:58:55,203 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2025-01-22 22:58:55,203 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 221 [2025-01-22 22:58:55,203 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 223 [2025-01-22 22:58:55,203 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 225 [2025-01-22 22:58:55,204 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,204 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 227 [2025-01-22 22:58:55,204 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,204 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 229 [2025-01-22 22:58:55,204 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,204 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 231 [2025-01-22 22:58:55,204 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,204 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 233 [2025-01-22 22:58:55,204 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,204 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 235 [2025-01-22 22:58:55,204 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,204 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 237 [2025-01-22 22:58:55,204 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,204 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 239 [2025-01-22 22:58:55,204 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,204 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 241 [2025-01-22 22:58:55,204 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,204 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 243 [2025-01-22 22:58:55,204 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,204 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 245 [2025-01-22 22:58:55,204 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,204 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 247 [2025-01-22 22:58:55,204 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,204 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 249 [2025-01-22 22:58:55,204 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,204 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 251 [2025-01-22 22:58:55,204 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,204 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 253 [2025-01-22 22:58:55,204 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,204 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 255 [2025-01-22 22:58:55,204 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,204 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 257 [2025-01-22 22:58:55,204 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,204 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 259 [2025-01-22 22:58:55,204 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,204 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 261 [2025-01-22 22:58:55,204 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,204 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 263 [2025-01-22 22:58:55,204 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,205 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 265 [2025-01-22 22:58:55,205 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,205 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 267 [2025-01-22 22:58:55,205 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,205 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 269 [2025-01-22 22:58:55,205 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,205 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 271 [2025-01-22 22:58:55,205 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,205 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 273 [2025-01-22 22:58:55,205 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,205 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 275 [2025-01-22 22:58:55,205 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,205 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 277 [2025-01-22 22:58:55,205 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,205 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 279 [2025-01-22 22:58:55,205 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,205 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 281 [2025-01-22 22:58:55,205 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-22 22:58:55,205 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 282 [2025-01-22 22:58:55,205 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-22 22:58:55,205 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-22 22:58:55,205 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-22 22:58:55,205 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 22:58:55,205 INFO L85 PathProgramCache]: Analyzing trace with hash -401499351, now seen corresponding path program 25 times [2025-01-22 22:58:55,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 22:58:55,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923977584] [2025-01-22 22:58:55,206 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 22:58:55,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 22:58:55,211 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 284 statements into 1 equivalence classes. [2025-01-22 22:58:55,297 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 284 of 284 statements. [2025-01-22 22:58:55,297 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:58:55,297 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:59:02,939 INFO L134 CoverageAnalysis]: Checked inductivity of 4761 backedges. 3 proven. 4758 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:59:02,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 22:59:02,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923977584] [2025-01-22 22:59:02,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923977584] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 22:59:02,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1529505736] [2025-01-22 22:59:02,940 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 22:59:02,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 22:59:02,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 22:59:02,942 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 22:59:02,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2025-01-22 22:59:02,975 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 284 statements into 1 equivalence classes. [2025-01-22 22:59:03,042 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 284 of 284 statements. [2025-01-22 22:59:03,042 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 22:59:03,042 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 22:59:03,053 WARN L254 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 463 conjuncts are in the unsatisfiable core [2025-01-22 22:59:03,057 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 22:59:20,641 INFO L134 CoverageAnalysis]: Checked inductivity of 4761 backedges. 3 proven. 4757 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 22:59:20,641 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 22:59:59,117 INFO L134 CoverageAnalysis]: Checked inductivity of 4761 backedges. 3 proven. 4758 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 22:59:59,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1529505736] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 22:59:59,118 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 22:59:59,118 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [117, 165, 193] total 469 [2025-01-22 22:59:59,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327815583] [2025-01-22 22:59:59,118 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 22:59:59,119 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 470 states [2025-01-22 22:59:59,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 22:59:59,124 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 470 interpolants. [2025-01-22 22:59:59,131 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2052, Invalid=218378, Unknown=0, NotChecked=0, Total=220430 [2025-01-22 22:59:59,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 22:59:59,131 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 22:59:59,132 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 470 states, 470 states have (on average 1.6808510638297873) internal successors, (790), 469 states have internal predecessors, (790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 248 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 230 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 288 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 258 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 310 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 326 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 296 states. [2025-01-22 22:59:59,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2025-01-22 23:00:34,335 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 23:00:34,335 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2025-01-22 23:00:34,335 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 23:00:34,348 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2025-01-22 23:00:34,542 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2025-01-22 23:00:34,542 WARN L596 AbstractCegarLoop]: Verification canceled: while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-133-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying a ∨-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-125-3-2-2-1 context. [2025-01-22 23:00:34,544 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2025-01-22 23:00:34,544 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2025-01-22 23:00:34,544 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2025-01-22 23:00:34,544 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2025-01-22 23:00:34,550 INFO L422 BasicCegarLoop]: Path program histogram: [25, 1] [2025-01-22 23:00:34,559 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-01-22 23:00:34,559 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-22 23:00:34,570 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 23:00:34,571 INFO L201 PluginConnector]: Adding new model mult-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.01 11:00:34 BasicIcfg [2025-01-22 23:00:34,571 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-22 23:00:34,572 INFO L158 Benchmark]: Toolchain (without parser) took 863725.41ms. Allocated memory was 117.4MB in the beginning and 3.6GB in the end (delta: 3.5GB). Free memory was 79.7MB in the beginning and 2.7GB in the end (delta: -2.6GB). Peak memory consumption was 907.0MB. Max. memory is 16.0GB. [2025-01-22 23:00:34,572 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.16ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 80.7MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.0GB. [2025-01-22 23:00:34,572 INFO L158 Benchmark]: Boogie Procedure Inliner took 16.95ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 78.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.0GB. [2025-01-22 23:00:34,572 INFO L158 Benchmark]: Boogie Preprocessor took 9.97ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 77.4MB in the end (delta: 704.6kB). There was no memory consumed. Max. memory is 16.0GB. [2025-01-22 23:00:34,572 INFO L158 Benchmark]: RCFGBuilder took 189.40ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 68.1MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.0GB. [2025-01-22 23:00:34,572 INFO L158 Benchmark]: TraceAbstraction took 863505.19ms. Allocated memory was 117.4MB in the beginning and 3.6GB in the end (delta: 3.5GB). Free memory was 67.5MB in the beginning and 2.7GB in the end (delta: -2.6GB). Peak memory consumption was 898.7MB. Max. memory is 16.0GB. [2025-01-22 23:00:34,573 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.16ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 80.7MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.0GB. * Boogie Procedure Inliner took 16.95ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 78.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.0GB. * Boogie Preprocessor took 9.97ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 77.4MB in the end (delta: 704.6kB). There was no memory consumed. Max. memory is 16.0GB. * RCFGBuilder took 189.40ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 68.1MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.0GB. * TraceAbstraction took 863505.19ms. Allocated memory was 117.4MB in the beginning and 3.6GB in the end (delta: 3.5GB). Free memory was 67.5MB in the beginning and 2.7GB in the end (delta: -2.6GB). Peak memory consumption was 898.7MB. 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: 23182, independent: 18031, independent conditional: 17758, independent unconditional: 273, dependent: 5151, dependent conditional: 5145, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18860, independent: 18031, independent conditional: 17758, independent unconditional: 273, dependent: 829, dependent conditional: 823, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 18860, independent: 18031, independent conditional: 17758, independent unconditional: 273, dependent: 829, dependent conditional: 823, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 29828, independent: 18031, independent conditional: 17758, independent unconditional: 273, dependent: 11797, dependent conditional: 11791, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 29828, independent: 18031, independent conditional: 0, independent unconditional: 18031, dependent: 11797, dependent conditional: 10920, dependent unconditional: 877, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 29828, independent: 18031, independent conditional: 0, independent unconditional: 18031, dependent: 11797, dependent conditional: 10920, dependent unconditional: 877, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1015, independent: 257, independent conditional: 0, independent unconditional: 257, dependent: 758, dependent conditional: 752, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1015, independent: 251, independent conditional: 0, independent unconditional: 251, dependent: 764, dependent conditional: 0, dependent unconditional: 764, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 764, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 758, dependent conditional: 752, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 764, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 758, dependent conditional: 752, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10579, independent: 190, independent conditional: 0, independent unconditional: 190, dependent: 10389, dependent conditional: 9955, dependent unconditional: 434, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 2, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 29828, independent: 17774, independent conditional: 0, independent unconditional: 17774, dependent: 11039, dependent conditional: 10168, dependent unconditional: 871, unknown: 1015, unknown conditional: 752, unknown unconditional: 263] , Statistics on independence cache: Total cache size (in pairs): 1017, Positive cache size: 259, Positive conditional cache size: 2, Positive unconditional cache size: 257, Negative cache size: 758, Negative conditional cache size: 752, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 18629, Maximal queried relation: 25, Independence queries for same thread: 4322, Persistent sets #1 benchmarks: Persistent set computation time: 0.6s, Number of persistent set computation: 39, Number of trivial persistent sets: 24, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 279, independent: 273, independent conditional: 0, independent unconditional: 273, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 23182, independent: 18031, independent conditional: 17758, independent unconditional: 273, dependent: 5151, dependent conditional: 5145, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18860, independent: 18031, independent conditional: 17758, independent unconditional: 273, dependent: 829, dependent conditional: 823, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 18860, independent: 18031, independent conditional: 17758, independent unconditional: 273, dependent: 829, dependent conditional: 823, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 29828, independent: 18031, independent conditional: 17758, independent unconditional: 273, dependent: 11797, dependent conditional: 11791, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 29828, independent: 18031, independent conditional: 0, independent unconditional: 18031, dependent: 11797, dependent conditional: 10920, dependent unconditional: 877, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 29828, independent: 18031, independent conditional: 0, independent unconditional: 18031, dependent: 11797, dependent conditional: 10920, dependent unconditional: 877, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1015, independent: 257, independent conditional: 0, independent unconditional: 257, dependent: 758, dependent conditional: 752, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1015, independent: 251, independent conditional: 0, independent unconditional: 251, dependent: 764, dependent conditional: 0, dependent unconditional: 764, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 764, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 758, dependent conditional: 752, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 764, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 758, dependent conditional: 752, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10579, independent: 190, independent conditional: 0, independent unconditional: 190, dependent: 10389, dependent conditional: 9955, dependent unconditional: 434, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 2, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 29828, independent: 17774, independent conditional: 0, independent unconditional: 17774, dependent: 11039, dependent conditional: 10168, dependent unconditional: 871, unknown: 1015, unknown conditional: 752, unknown unconditional: 263] , Statistics on independence cache: Total cache size (in pairs): 1017, Positive cache size: 259, Positive conditional cache size: 2, Positive unconditional cache size: 257, Negative cache size: 758, Negative conditional cache size: 752, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 18629, Maximal queried relation: 25, Independence queries for same thread: 4322 - TimeoutResultAtElement [Line: 59]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-133-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying a ∨-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-125-3-2-2-1 context. - TimeoutResultAtElement [Line: 52]: 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 ∧-133-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying a ∨-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-125-3-2-2-1 context. - TimeoutResultAtElement [Line: 52]: 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 ∧-133-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying a ∨-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-125-3-2-2-1 context. - TimeoutResultAtElement [Line: 53]: 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 ∧-133-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying a ∨-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-125-3-2-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 32 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 863.3s, OverallIterations: 26, TraceHistogramMax: 0, PathProgramHistogramMax: 25, EmptinessCheckTime: 531.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 4163, 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, 2.4s SatisfiabilityAnalysisTime, 323.3s InterpolantComputationTime, 8030 NumberOfCodeBlocks, 7994 NumberOfCodeBlocksAsserted, 717 NumberOfCheckSat, 11883 ConstructedInterpolants, 0 QuantifiedInterpolants, 89450 SizeOfPredicates, 36 NumberOfNonLiveVariables, 10145 ConjunctsInSsa, 3754 ConjunctsInUnsatCore, 75 InterpolantComputations, 2 PerfectInterpolantSequences, 14897/126741 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: SuccessfulCommutativityProofs: 0, ConComChecker Statistics: CheckTime [ms]: 77, ConditionCalculationTime [ms]: 45, ConditionCalculations: 620, QuantifiedConditions: 0, TraceChecks: 2, UnknownTraceChecks: 0, UnsatisfiedConditions: 2, ImperfectProofs: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown