/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_SUFFICIENT --traceabstraction.refinement.strategy.for.commutativity.condition.synthesis CAMEL -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sum-array-hom.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-15 03:39:01,075 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-15 03:39:01,134 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-15 03:39:01,139 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-15 03:39:01,140 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-15 03:39:01,171 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-15 03:39:01,171 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-15 03:39:01,171 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-15 03:39:01,172 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-15 03:39:01,172 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-15 03:39:01,173 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-15 03:39:01,173 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-15 03:39:01,173 INFO L153 SettingsManager]: * Use SBE=true [2024-11-15 03:39:01,173 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-15 03:39:01,174 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-15 03:39:01,174 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-15 03:39:01,175 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-15 03:39:01,175 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-15 03:39:01,175 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-15 03:39:01,175 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-15 03:39:01,175 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-15 03:39:01,175 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-15 03:39:01,175 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-15 03:39:01,175 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-15 03:39:01,176 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-15 03:39:01,176 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-15 03:39:01,176 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-15 03:39:01,176 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-15 03:39:01,176 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-15 03:39:01,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 03:39:01,176 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-15 03:39:01,177 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-15 03:39:01,177 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-15 03:39:01,177 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-15 03:39:01,177 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-15 03:39:01,177 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-15 03:39:01,177 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-15 03:39:01,177 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-15 03:39:01,177 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-15 03:39:01,177 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Refinement strategy for commutativity condition synthesis -> CAMEL [2024-11-15 03:39:01,434 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-15 03:39:01,440 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-15 03:39:01,442 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-15 03:39:01,443 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-11-15 03:39:01,445 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-11-15 03:39:01,446 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sum-array-hom.wvr.bpl [2024-11-15 03:39:01,447 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sum-array-hom.wvr.bpl' [2024-11-15 03:39:01,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-15 03:39:01,470 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-11-15 03:39:01,470 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-15 03:39:01,470 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-15 03:39:01,470 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-15 03:39:01,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sum-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.11 03:39:01" (1/1) ... [2024-11-15 03:39:01,482 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sum-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.11 03:39:01" (1/1) ... [2024-11-15 03:39:01,488 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-11-15 03:39:01,489 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-15 03:39:01,490 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-15 03:39:01,490 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-15 03:39:01,490 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-15 03:39:01,496 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.11 03:39:01" (1/1) ... [2024-11-15 03:39:01,496 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.11 03:39:01" (1/1) ... [2024-11-15 03:39:01,497 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.11 03:39:01" (1/1) ... [2024-11-15 03:39:01,497 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.11 03:39:01" (1/1) ... [2024-11-15 03:39:01,500 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.11 03:39:01" (1/1) ... [2024-11-15 03:39:01,504 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.11 03:39:01" (1/1) ... [2024-11-15 03:39:01,505 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "sum-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.11 03:39:01" (1/1) ... [2024-11-15 03:39:01,506 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.11 03:39:01" (1/1) ... [2024-11-15 03:39:01,506 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-15 03:39:01,508 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-15 03:39:01,508 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-15 03:39:01,508 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-15 03:39:01,509 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.11 03:39:01" (1/1) ... [2024-11-15 03:39:01,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 03:39:01,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:39:01,543 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-15 03:39:01,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-15 03:39:01,583 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-11-15 03:39:01,584 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-15 03:39:01,584 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-15 03:39:01,584 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-11-15 03:39:01,584 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-15 03:39:01,584 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-15 03:39:01,584 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-11-15 03:39:01,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-15 03:39:01,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-15 03:39:01,585 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2024-11-15 03:39:01,585 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-15 03:39:01,585 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-15 03:39:01,585 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-15 03:39:01,639 INFO L238 CfgBuilder]: Building ICFG [2024-11-15 03:39:01,641 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-15 03:39:01,735 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-15 03:39:01,735 INFO L287 CfgBuilder]: Performing block encoding [2024-11-15 03:39:01,764 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-15 03:39:01,764 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-15 03:39:01,764 INFO L201 PluginConnector]: Adding new model sum-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 03:39:01 BoogieIcfgContainer [2024-11-15 03:39:01,764 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-15 03:39:01,768 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-15 03:39:01,768 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-15 03:39:01,774 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-15 03:39:01,775 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.11 03:39:01" (1/2) ... [2024-11-15 03:39:01,775 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4701cb0f and model type sum-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 03:39:01, skipping insertion in model container [2024-11-15 03:39:01,775 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 03:39:01" (2/2) ... [2024-11-15 03:39:01,777 INFO L112 eAbstractionObserver]: Analyzing ICFG sum-array-hom.wvr.bpl [2024-11-15 03:39:01,790 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-15 03:39:01,792 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG sum-array-hom.wvr.bpl that has 4 procedures, 27 locations, 1 initial locations, 3 loop locations, and 1 error locations. [2024-11-15 03:39:01,793 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-15 03:39:01,842 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-15 03:39:01,900 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 03:39:01,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-15 03:39:01,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:39:01,905 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-15 03:39:01,906 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-15 03:39:01,960 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 03:39:01,972 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 03:39:01,979 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;@a5becae, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 03:39:01,979 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-11-15 03:39:02,081 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:39:02,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:39:02,085 INFO L85 PathProgramCache]: Analyzing trace with hash -2029160904, now seen corresponding path program 1 times [2024-11-15 03:39:02,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:39:02,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353329841] [2024-11-15 03:39:02,092 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:39:02,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:39:02,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:39:02,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:02,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:39:02,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353329841] [2024-11-15 03:39:02,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1353329841] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 03:39:02,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 03:39:02,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-15 03:39:02,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056258907] [2024-11-15 03:39:02,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 03:39:02,326 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-15 03:39:02,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:39:02,361 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-15 03:39:02,361 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-15 03:39:02,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:02,369 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:39:02,370 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) [2024-11-15 03:39:02,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:02,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:02,516 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-15 03:39:02,516 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:39:02,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:39:02,517 INFO L85 PathProgramCache]: Analyzing trace with hash -2138617038, now seen corresponding path program 1 times [2024-11-15 03:39:02,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:39:02,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844498048] [2024-11-15 03:39:02,517 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:39:02,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:39:02,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:39:02,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:02,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:39:02,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844498048] [2024-11-15 03:39:02,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844498048] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 03:39:02,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 03:39:02,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-15 03:39:02,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777882964] [2024-11-15 03:39:02,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 03:39:02,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-15 03:39:02,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:39:02,594 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-15 03:39:02,594 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 03:39:02,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:02,595 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:39:02,596 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:39:02,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:02,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:02,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:02,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:02,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-15 03:39:02,670 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:39:02,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:39:02,671 INFO L85 PathProgramCache]: Analyzing trace with hash 74545264, now seen corresponding path program 1 times [2024-11-15 03:39:02,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:39:02,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932906748] [2024-11-15 03:39:02,671 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:39:02,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:39:02,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:39:03,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:03,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:39:03,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932906748] [2024-11-15 03:39:03,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932906748] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 03:39:03,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 03:39:03,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-15 03:39:03,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307871611] [2024-11-15 03:39:03,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 03:39:03,212 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-15 03:39:03,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:39:03,213 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-15 03:39:03,213 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-15 03:39:03,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:03,213 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:39:03,213 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.75) internal successors, (22), 7 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:39:03,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:03,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:03,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:03,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:03,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:03,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:03,426 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-15 03:39:03,426 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:39:03,427 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:39:03,427 INFO L85 PathProgramCache]: Analyzing trace with hash -470663634, now seen corresponding path program 2 times [2024-11-15 03:39:03,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:39:03,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817335740] [2024-11-15 03:39:03,427 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:39:03,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:39:03,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:39:03,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:03,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:39:03,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817335740] [2024-11-15 03:39:03,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817335740] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 03:39:03,553 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 03:39:03,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-15 03:39:03,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473199500] [2024-11-15 03:39:03,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 03:39:03,553 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-15 03:39:03,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:39:03,554 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-15 03:39:03,554 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-15 03:39:03,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:03,554 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:39:03,554 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:39:03,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:03,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:03,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:03,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:03,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:03,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:03,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:03,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:39:03,713 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-15 03:39:03,713 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:39:03,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:39:03,713 INFO L85 PathProgramCache]: Analyzing trace with hash 279365550, now seen corresponding path program 3 times [2024-11-15 03:39:03,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:39:03,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41702732] [2024-11-15 03:39:03,714 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:39:03,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:39:03,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:39:03,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:03,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:39:03,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41702732] [2024-11-15 03:39:03,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41702732] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:39:03,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1010780823] [2024-11-15 03:39:03,822 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-15 03:39:03,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:39:03,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:39:03,824 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 03:39:03,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-15 03:39:03,871 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-11-15 03:39:03,871 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 03:39:03,877 INFO L256 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-15 03:39:03,883 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:39:03,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:03,999 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:39:04,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:04,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1010780823] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 03:39:04,125 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 03:39:04,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 13 [2024-11-15 03:39:04,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744340378] [2024-11-15 03:39:04,126 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 03:39:04,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-15 03:39:04,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:39:04,127 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-15 03:39:04,127 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2024-11-15 03:39:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:04,127 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:39:04,127 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 3.0) internal successors, (39), 13 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:39:04,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:04,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:04,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:04,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:39:04,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:04,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:04,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:04,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:04,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:39:04,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-15 03:39:04,413 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-15 03:39:04,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:39:04,601 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:39:04,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:39:04,602 INFO L85 PathProgramCache]: Analyzing trace with hash 178505196, now seen corresponding path program 4 times [2024-11-15 03:39:04,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:39:04,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042845592] [2024-11-15 03:39:04,602 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:39:04,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:39:04,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:39:05,182 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:05,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:39:05,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042845592] [2024-11-15 03:39:05,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042845592] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:39:05,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [623565586] [2024-11-15 03:39:05,183 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-15 03:39:05,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:39:05,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:39:05,186 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 03:39:05,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-15 03:39:05,228 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-15 03:39:05,228 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 03:39:05,229 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-15 03:39:05,231 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:39:05,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-15 03:39:05,625 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:05,625 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:39:05,780 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 03:39:05,780 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 22 treesize of output 47 [2024-11-15 03:39:05,963 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:05,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [623565586] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 03:39:05,964 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 03:39:05,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9, 9] total 24 [2024-11-15 03:39:05,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031543024] [2024-11-15 03:39:05,964 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 03:39:05,964 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-15 03:39:05,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:39:05,965 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-15 03:39:05,966 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=502, Unknown=0, NotChecked=0, Total=600 [2024-11-15 03:39:05,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:05,966 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:39:05,966 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 2.76) internal successors, (69), 24 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:39:05,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:05,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:05,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:05,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:39:05,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-15 03:39:05,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:06,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:06,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:06,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:06,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:39:06,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-15 03:39:06,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-15 03:39:06,886 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-15 03:39:07,074 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:39:07,075 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:39:07,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:39:07,077 INFO L85 PathProgramCache]: Analyzing trace with hash 108398308, now seen corresponding path program 5 times [2024-11-15 03:39:07,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:39:07,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835918301] [2024-11-15 03:39:07,077 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:39:07,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:39:07,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:39:07,742 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-15 03:39:07,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:39:07,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835918301] [2024-11-15 03:39:07,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835918301] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:39:07,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1390829017] [2024-11-15 03:39:07,743 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-15 03:39:07,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:39:07,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:39:07,746 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 03:39:07,748 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-15 03:39:07,787 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2024-11-15 03:39:07,787 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 03:39:07,788 WARN L254 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-15 03:39:07,789 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:39:08,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2024-11-15 03:39:08,267 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:08,268 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:39:08,585 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 03:39:08,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 42 treesize of output 167 [2024-11-15 03:39:09,066 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:09,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1390829017] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 03:39:09,067 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 03:39:09,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13, 13] total 32 [2024-11-15 03:39:09,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10739981] [2024-11-15 03:39:09,067 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 03:39:09,067 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-11-15 03:39:09,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:39:09,068 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-11-15 03:39:09,069 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=911, Unknown=0, NotChecked=0, Total=1056 [2024-11-15 03:39:09,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:09,069 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:39:09,069 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 2.6666666666666665) internal successors, (88), 32 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:39:09,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:09,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:09,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:09,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:39:09,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-15 03:39:09,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-15 03:39:09,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:12,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:12,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:12,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:12,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:39:12,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-15 03:39:12,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-15 03:39:12,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-11-15 03:39:12,187 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-15 03:39:12,375 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:39:12,376 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:39:12,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:39:12,376 INFO L85 PathProgramCache]: Analyzing trace with hash 2020467762, now seen corresponding path program 1 times [2024-11-15 03:39:12,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:39:12,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616495065] [2024-11-15 03:39:12,376 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:39:12,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:39:12,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:39:12,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:12,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:39:12,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616495065] [2024-11-15 03:39:12,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616495065] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:39:12,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [755726301] [2024-11-15 03:39:12,425 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:39:12,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:39:12,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:39:12,427 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 03:39:12,429 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-15 03:39:12,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:39:12,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-15 03:39:12,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:39:12,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:12,512 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:39:12,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:12,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [755726301] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 03:39:12,560 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 03:39:12,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2024-11-15 03:39:12,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075522105] [2024-11-15 03:39:12,560 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 03:39:12,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-15 03:39:12,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:39:12,561 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-15 03:39:12,561 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-11-15 03:39:12,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:12,561 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:39:12,561 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.0) internal successors, (40), 10 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:39:12,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:12,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:12,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:12,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:39:12,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-15 03:39:12,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-15 03:39:12,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-11-15 03:39:12,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:12,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:12,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:12,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:12,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:39:12,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-15 03:39:12,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-15 03:39:12,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-11-15 03:39:12,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:39:12,755 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-15 03:39:12,939 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:39:12,939 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:39:12,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:39:12,940 INFO L85 PathProgramCache]: Analyzing trace with hash -1685839188, now seen corresponding path program 2 times [2024-11-15 03:39:12,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:39:12,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938379393] [2024-11-15 03:39:12,940 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:39:12,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:39:12,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:39:13,274 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:13,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:39:13,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938379393] [2024-11-15 03:39:13,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938379393] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:39:13,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1806653853] [2024-11-15 03:39:13,275 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-15 03:39:13,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:39:13,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:39:13,277 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 03:39:13,278 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-15 03:39:13,312 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-15 03:39:13,312 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 03:39:13,312 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-15 03:39:13,313 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:39:13,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-15 03:39:13,487 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 03:39:13,487 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 20 [2024-11-15 03:39:13,512 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:13,512 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:39:13,668 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 03:39:13,668 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 21 treesize of output 56 [2024-11-15 03:39:13,764 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-15 03:39:13,780 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 03:39:13,780 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 21 treesize of output 48 [2024-11-15 03:39:13,969 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:13,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1806653853] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 03:39:13,969 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 03:39:13,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 20 [2024-11-15 03:39:13,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498085426] [2024-11-15 03:39:13,969 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 03:39:13,970 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-15 03:39:13,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:39:13,970 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-15 03:39:13,970 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=308, Unknown=0, NotChecked=0, Total=380 [2024-11-15 03:39:13,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:13,971 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:39:13,971 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 2.25) internal successors, (45), 20 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) [2024-11-15 03:39:13,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:13,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:13,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:13,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:39:13,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-15 03:39:13,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-15 03:39:13,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-11-15 03:39:13,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:39:13,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:14,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:14,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:14,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:14,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:39:14,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-15 03:39:14,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-15 03:39:14,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-11-15 03:39:14,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:39:14,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-15 03:39:14,557 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-15 03:39:14,745 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:39:14,746 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:39:14,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:39:14,746 INFO L85 PathProgramCache]: Analyzing trace with hash -236173654, now seen corresponding path program 3 times [2024-11-15 03:39:14,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:39:14,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763390787] [2024-11-15 03:39:14,746 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:39:14,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:39:14,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:39:14,824 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:14,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:39:14,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763390787] [2024-11-15 03:39:14,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763390787] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:39:14,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [406068246] [2024-11-15 03:39:14,825 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-15 03:39:14,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:39:14,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:39:14,827 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 03:39:14,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-15 03:39:14,862 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-11-15 03:39:14,863 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 03:39:14,863 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-15 03:39:14,864 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:39:14,949 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:14,949 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:39:15,031 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:15,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [406068246] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 03:39:15,032 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 03:39:15,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-11-15 03:39:15,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901482421] [2024-11-15 03:39:15,032 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 03:39:15,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-15 03:39:15,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:39:15,033 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-15 03:39:15,033 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2024-11-15 03:39:15,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:15,033 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:39:15,033 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 3.0555555555555554) internal successors, (55), 18 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:39:15,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:15,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:15,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:15,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:39:15,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-15 03:39:15,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-15 03:39:15,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-11-15 03:39:15,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:39:15,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-11-15 03:39:15,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:15,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:15,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:15,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:15,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:39:15,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-15 03:39:15,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-15 03:39:15,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-11-15 03:39:15,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:39:15,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-15 03:39:15,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-15 03:39:15,406 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-15 03:39:15,594 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:39:15,594 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:39:15,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:39:15,595 INFO L85 PathProgramCache]: Analyzing trace with hash 1402362218, now seen corresponding path program 4 times [2024-11-15 03:39:15,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:39:15,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420331169] [2024-11-15 03:39:15,595 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:39:15,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:39:15,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:39:15,657 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:15,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:39:15,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420331169] [2024-11-15 03:39:15,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420331169] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:39:15,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1872881273] [2024-11-15 03:39:15,658 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-15 03:39:15,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:39:15,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:39:15,660 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 03:39:15,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-15 03:39:15,695 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-15 03:39:15,696 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 03:39:15,696 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-15 03:39:15,697 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:39:15,751 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:15,752 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:39:15,828 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:15,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1872881273] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-15 03:39:15,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-15 03:39:15,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [8, 8] total 13 [2024-11-15 03:39:15,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092318681] [2024-11-15 03:39:15,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 03:39:15,829 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-15 03:39:15,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:39:15,830 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-15 03:39:15,830 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2024-11-15 03:39:15,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:15,830 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:39:15,830 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.5) internal successors, (28), 8 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:39:15,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:15,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:15,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:15,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:39:15,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-15 03:39:15,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-15 03:39:15,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-11-15 03:39:15,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:39:15,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-11-15 03:39:15,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-11-15 03:39:15,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:16,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:16,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:16,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:16,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:39:16,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-15 03:39:16,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-15 03:39:16,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-11-15 03:39:16,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:39:16,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-15 03:39:16,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:39:16,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-15 03:39:16,024 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-15 03:39:16,213 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:39:16,213 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:39:16,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:39:16,214 INFO L85 PathProgramCache]: Analyzing trace with hash 706171432, now seen corresponding path program 5 times [2024-11-15 03:39:16,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:39:16,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900890213] [2024-11-15 03:39:16,214 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:39:16,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:39:16,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:39:16,605 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:16,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:39:16,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900890213] [2024-11-15 03:39:16,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [900890213] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:39:16,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1298448289] [2024-11-15 03:39:16,606 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-15 03:39:16,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:39:16,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:39:16,608 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 03:39:16,609 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-15 03:39:16,647 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-15 03:39:16,647 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 03:39:16,648 INFO L256 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-15 03:39:16,652 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:39:17,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-11-15 03:39:17,070 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:17,070 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:39:17,295 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 03:39:17,295 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 30 treesize of output 115 [2024-11-15 03:39:17,907 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:17,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1298448289] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 03:39:17,907 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 03:39:17,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12, 12] total 30 [2024-11-15 03:39:17,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406209398] [2024-11-15 03:39:17,908 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 03:39:17,908 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-15 03:39:17,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:39:17,908 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-15 03:39:17,909 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=754, Unknown=0, NotChecked=0, Total=870 [2024-11-15 03:39:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:17,909 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:39:17,909 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 2.3333333333333335) internal successors, (70), 30 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:39:17,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:17,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:17,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:17,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:39:17,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-15 03:39:17,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-15 03:39:17,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-11-15 03:39:17,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:39:17,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-11-15 03:39:17,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:39:17,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-15 03:39:17,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:19,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:19,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:19,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:19,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:39:19,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-15 03:39:19,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-15 03:39:19,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-11-15 03:39:19,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:39:19,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-15 03:39:19,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:39:19,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:39:19,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-11-15 03:39:19,377 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-15 03:39:19,564 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:39:19,565 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:39:19,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:39:19,565 INFO L85 PathProgramCache]: Analyzing trace with hash 678528806, now seen corresponding path program 6 times [2024-11-15 03:39:19,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:39:19,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853586300] [2024-11-15 03:39:19,565 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:39:19,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:39:19,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:39:19,650 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-15 03:39:19,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:39:19,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853586300] [2024-11-15 03:39:19,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1853586300] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:39:19,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [682419469] [2024-11-15 03:39:19,651 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-15 03:39:19,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:39:19,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:39:19,654 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 03:39:19,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-15 03:39:19,696 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2024-11-15 03:39:19,696 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 03:39:19,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-15 03:39:19,698 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:39:19,790 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-15 03:39:19,790 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:39:19,940 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-15 03:39:19,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [682419469] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 03:39:19,940 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 03:39:19,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 19 [2024-11-15 03:39:19,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209448225] [2024-11-15 03:39:19,941 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 03:39:19,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-15 03:39:19,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:39:19,941 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-15 03:39:19,942 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=246, Unknown=0, NotChecked=0, Total=342 [2024-11-15 03:39:19,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:19,942 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:39:19,942 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 3.1052631578947367) internal successors, (59), 19 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:39:19,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:19,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:19,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:19,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:39:19,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-15 03:39:19,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-15 03:39:19,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-11-15 03:39:19,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:39:19,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-11-15 03:39:19,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:39:19,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:39:19,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-11-15 03:39:19,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:20,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:20,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:20,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:20,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:39:20,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-15 03:39:20,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:39:20,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:39:20,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:39:20,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:39:20,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:39:20,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:39:20,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:39:20,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:39:20,917 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-15 03:39:21,106 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-11-15 03:39:21,106 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:39:21,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:39:21,106 INFO L85 PathProgramCache]: Analyzing trace with hash 2131061416, now seen corresponding path program 7 times [2024-11-15 03:39:21,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:39:21,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12568600] [2024-11-15 03:39:21,107 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:39:21,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:39:21,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:39:21,442 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:21,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:39:21,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12568600] [2024-11-15 03:39:21,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12568600] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:39:21,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [195739560] [2024-11-15 03:39:21,443 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-15 03:39:21,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:39:21,443 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:39:21,445 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 03:39:21,446 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-15 03:39:21,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:39:21,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-15 03:39:21,484 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:39:21,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-15 03:39:21,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-15 03:39:21,800 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 03:39:21,800 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 23 [2024-11-15 03:39:21,828 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:21,828 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:39:21,937 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-15 03:39:21,977 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 03:39:21,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 30 treesize of output 115 [2024-11-15 03:39:22,427 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:22,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [195739560] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 03:39:22,428 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 03:39:22,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 26 [2024-11-15 03:39:22,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264917013] [2024-11-15 03:39:22,428 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 03:39:22,429 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-15 03:39:22,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:39:22,429 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-15 03:39:22,430 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=537, Unknown=0, NotChecked=0, Total=650 [2024-11-15 03:39:22,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:22,430 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:39:22,430 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 2.423076923076923) internal successors, (63), 26 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:39:22,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:22,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:22,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:22,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:39:22,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-11-15 03:39:22,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:39:22,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:39:22,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:39:22,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:39:22,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:39:22,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:39:22,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:39:22,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:39:22,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:23,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:23,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:23,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:23,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:39:23,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-15 03:39:23,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:39:23,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:39:23,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:39:23,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:39:23,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-15 03:39:23,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:39:23,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:39:23,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:39:23,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-15 03:39:23,491 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-15 03:39:23,680 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-11-15 03:39:23,680 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:39:23,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:39:23,681 INFO L85 PathProgramCache]: Analyzing trace with hash -96763994, now seen corresponding path program 8 times [2024-11-15 03:39:23,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:39:23,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813430559] [2024-11-15 03:39:23,681 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:39:23,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:39:23,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:39:23,772 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:23,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:39:23,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813430559] [2024-11-15 03:39:23,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1813430559] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:39:23,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [434486903] [2024-11-15 03:39:23,773 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-15 03:39:23,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:39:23,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:39:23,775 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 03:39:23,777 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-15 03:39:23,814 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-15 03:39:23,814 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 03:39:23,815 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-15 03:39:23,816 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:39:23,926 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:23,926 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:39:24,057 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:24,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [434486903] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 03:39:24,057 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 03:39:24,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 11] total 24 [2024-11-15 03:39:24,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191526756] [2024-11-15 03:39:24,058 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 03:39:24,058 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-15 03:39:24,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:39:24,058 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-15 03:39:24,059 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=427, Unknown=0, NotChecked=0, Total=552 [2024-11-15 03:39:24,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:24,059 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:39:24,059 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 2.9583333333333335) internal successors, (71), 24 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:39:24,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:24,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:24,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:24,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:39:24,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-11-15 03:39:24,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:39:24,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:39:24,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:39:24,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:39:24,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-11-15 03:39:24,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:39:24,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:39:24,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:39:24,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-11-15 03:39:24,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:39:24,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:39:24,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:39:24,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:39:24,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:39:24,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-15 03:39:24,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:39:24,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:39:24,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:39:24,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:39:24,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-15 03:39:24,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:39:24,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:39:24,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:39:24,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-15 03:39:24,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-15 03:39:24,833 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-15 03:39:25,019 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,SelfDestructingSolverStorable14 [2024-11-15 03:39:25,020 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:39:25,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:39:25,021 INFO L85 PathProgramCache]: Analyzing trace with hash -879964000, now seen corresponding path program 9 times [2024-11-15 03:39:25,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:39:25,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102733052] [2024-11-15 03:39:25,021 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:39:25,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:39:25,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:39:25,624 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:25,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:39:25,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102733052] [2024-11-15 03:39:25,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102733052] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:39:25,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [712661579] [2024-11-15 03:39:25,625 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-15 03:39:25,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:39:25,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:39:25,627 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 03:39:25,628 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-15 03:39:25,670 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-11-15 03:39:25,671 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 03:39:25,672 WARN L254 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-15 03:39:25,673 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:39:26,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-15 03:39:26,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-15 03:39:26,742 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 03:39:26,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 6 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 15 case distinctions, treesize of input 41 treesize of output 141 [2024-11-15 03:39:30,272 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:39:30,272 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:39:30,798 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-15 03:39:31,018 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 03:39:31,019 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 2 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 43 case distinctions, treesize of input 50 treesize of output 375 [2024-11-15 03:41:29,872 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:41:29,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [712661579] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 03:41:29,872 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 03:41:29,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 20, 20] total 50 [2024-11-15 03:41:29,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500081154] [2024-11-15 03:41:29,873 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 03:41:29,873 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-11-15 03:41:29,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:41:29,874 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-11-15 03:41:29,874 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=249, Invalid=2201, Unknown=0, NotChecked=0, Total=2450 [2024-11-15 03:41:29,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:41:29,874 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:41:29,875 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 1.98) internal successors, (99), 50 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:41:29,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:41:29,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:41:29,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:41:29,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:41:29,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-11-15 03:41:29,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:41:29,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:41:29,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:41:29,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:41:29,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-11-15 03:41:29,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:41:29,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:41:29,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:41:29,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-15 03:41:29,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-15 03:41:29,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:41:37,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:41:37,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:41:37,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:41:37,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:41:37,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:41:37,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:41:37,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:41:37,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:41:37,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:41:37,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-15 03:41:37,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:41:37,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:41:37,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-15 03:41:37,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-15 03:41:37,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:41:37,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-11-15 03:41:37,254 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-15 03:41:37,443 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-11-15 03:41:37,444 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:41:37,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:41:37,444 INFO L85 PathProgramCache]: Analyzing trace with hash 452720294, now seen corresponding path program 10 times [2024-11-15 03:41:37,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:41:37,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791167002] [2024-11-15 03:41:37,444 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:41:37,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:41:37,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:41:37,530 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:41:37,530 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:41:37,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791167002] [2024-11-15 03:41:37,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791167002] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:41:37,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [731781300] [2024-11-15 03:41:37,530 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-15 03:41:37,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:41:37,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:41:37,532 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 03:41:37,534 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-15 03:41:37,572 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-15 03:41:37,572 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 03:41:37,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-15 03:41:37,576 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:41:37,689 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:41:37,689 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:41:37,819 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:41:37,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [731781300] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 03:41:37,820 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 03:41:37,820 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 19 [2024-11-15 03:41:37,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865529212] [2024-11-15 03:41:37,820 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 03:41:37,820 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-15 03:41:37,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:41:37,821 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-15 03:41:37,821 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=252, Unknown=0, NotChecked=0, Total=342 [2024-11-15 03:41:37,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:41:37,821 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:41:37,821 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 3.1052631578947367) internal successors, (59), 19 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:41:37,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:41:37,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:41:37,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:41:37,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:41:37,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:41:37,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:41:37,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:41:37,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:41:37,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:41:37,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-11-15 03:41:37,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:41:37,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:41:37,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-15 03:41:37,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-15 03:41:37,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:41:37,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-11-15 03:41:37,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:41:38,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:41:38,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:41:38,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:41:38,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:41:38,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:41:38,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:41:38,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:41:38,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:41:38,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:41:38,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-15 03:41:38,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:41:38,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:41:38,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-15 03:41:38,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-15 03:41:38,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:41:38,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-11-15 03:41:38,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-11-15 03:41:38,434 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-11-15 03:41:38,622 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,SelfDestructingSolverStorable16 [2024-11-15 03:41:38,622 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:41:38,623 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:41:38,623 INFO L85 PathProgramCache]: Analyzing trace with hash 1925121060, now seen corresponding path program 11 times [2024-11-15 03:41:38,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:41:38,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387345660] [2024-11-15 03:41:38,623 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:41:38,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:41:38,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:41:39,001 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:41:39,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:41:39,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387345660] [2024-11-15 03:41:39,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387345660] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:41:39,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1123507036] [2024-11-15 03:41:39,001 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-15 03:41:39,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:41:39,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:41:39,003 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 03:41:39,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-15 03:41:39,032 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2024-11-15 03:41:39,033 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 03:41:39,033 INFO L256 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-15 03:41:39,034 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:41:39,481 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-15 03:41:39,490 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:41:39,490 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:41:39,779 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-15 03:41:39,873 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 03:41:39,874 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 1 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 27 case distinctions, treesize of input 40 treesize of output 203 [2024-11-15 03:41:41,530 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:41:41,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1123507036] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 03:41:41,530 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 03:41:41,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14, 14] total 37 [2024-11-15 03:41:41,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385961650] [2024-11-15 03:41:41,531 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 03:41:41,531 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-11-15 03:41:41,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:41:41,531 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-11-15 03:41:41,532 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=1189, Unknown=0, NotChecked=0, Total=1332 [2024-11-15 03:41:41,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:41:41,532 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:41:41,532 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 2.2972972972972974) internal successors, (85), 37 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) [2024-11-15 03:41:41,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:41:41,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:41:41,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:41:41,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:41:41,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:41:41,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:41:41,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:41:41,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:41:41,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:41:41,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-11-15 03:41:41,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:41:41,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:41:41,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-15 03:41:41,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-15 03:41:41,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:41:41,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-11-15 03:41:41,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-11-15 03:41:41,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:41:45,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:41:45,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:41:45,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:41:45,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:41:45,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:41:45,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:41:45,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:41:45,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:41:45,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:41:45,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-15 03:41:45,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:41:45,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:41:45,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-15 03:41:45,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-15 03:41:45,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:41:45,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-11-15 03:41:45,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-15 03:41:45,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-11-15 03:41:45,308 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-11-15 03:41:45,497 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,SelfDestructingSolverStorable17 [2024-11-15 03:41:45,497 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:41:45,498 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:41:45,498 INFO L85 PathProgramCache]: Analyzing trace with hash -436950494, now seen corresponding path program 12 times [2024-11-15 03:41:45,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:41:45,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731627061] [2024-11-15 03:41:45,498 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:41:45,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:41:45,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:41:45,602 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:41:45,603 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:41:45,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731627061] [2024-11-15 03:41:45,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731627061] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:41:45,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [461895237] [2024-11-15 03:41:45,603 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-15 03:41:45,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:41:45,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:41:45,605 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 03:41:45,607 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-11-15 03:41:45,644 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2024-11-15 03:41:45,645 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 03:41:45,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-15 03:41:45,646 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:41:45,797 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:41:45,797 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:41:45,990 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:41:45,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [461895237] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 03:41:45,990 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 03:41:45,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12, 12] total 24 [2024-11-15 03:41:45,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365059920] [2024-11-15 03:41:45,991 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 03:41:45,991 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-15 03:41:45,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:41:45,991 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-15 03:41:45,992 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=155, Invalid=397, Unknown=0, NotChecked=0, Total=552 [2024-11-15 03:41:45,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:41:45,992 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:41:45,992 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 3.125) internal successors, (75), 24 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:41:45,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:41:45,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:41:45,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:41:45,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:41:45,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:41:45,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:41:45,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:41:45,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:41:45,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:41:45,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-11-15 03:41:45,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:41:45,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:41:45,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-15 03:41:45,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-15 03:41:45,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:41:45,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-11-15 03:41:45,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-11-15 03:41:45,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-11-15 03:41:45,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:41:46,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:41:46,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:41:46,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:41:46,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:41:46,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:41:46,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:41:46,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:41:46,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:41:46,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:41:46,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-15 03:41:46,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:41:46,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:41:46,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-15 03:41:46,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-15 03:41:46,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:41:46,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-11-15 03:41:46,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-15 03:41:46,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-11-15 03:41:46,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-11-15 03:41:46,914 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-11-15 03:41:47,098 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:41:47,098 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:41:47,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:41:47,099 INFO L85 PathProgramCache]: Analyzing trace with hash -1053779678, now seen corresponding path program 13 times [2024-11-15 03:41:47,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:41:47,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795408374] [2024-11-15 03:41:47,099 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:41:47,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:41:47,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:41:47,201 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:41:47,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:41:47,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795408374] [2024-11-15 03:41:47,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [795408374] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:41:47,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [792973933] [2024-11-15 03:41:47,201 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-15 03:41:47,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:41:47,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:41:47,203 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 03:41:47,205 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-11-15 03:41:47,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:41:47,243 INFO L256 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-15 03:41:47,244 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:41:47,362 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:41:47,363 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:41:47,511 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:41:47,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [792973933] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 03:41:47,511 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 03:41:47,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 20 [2024-11-15 03:41:47,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049336427] [2024-11-15 03:41:47,511 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 03:41:47,511 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-15 03:41:47,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:41:47,512 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-15 03:41:47,512 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=283, Unknown=0, NotChecked=0, Total=380 [2024-11-15 03:41:47,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:41:47,512 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:41:47,512 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 3.15) internal successors, (63), 20 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:41:47,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:41:47,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:41:47,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:41:47,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:41:47,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:41:47,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:41:47,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:41:47,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:41:47,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:41:47,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-11-15 03:41:47,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:41:47,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:41:47,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-15 03:41:47,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-15 03:41:47,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:41:47,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-11-15 03:41:47,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-11-15 03:41:47,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-11-15 03:41:47,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-11-15 03:41:47,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:41:48,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:41:48,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:41:48,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:41:48,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:41:48,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:41:48,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:41:48,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:41:48,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:41:48,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:41:48,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-15 03:41:48,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:41:48,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:41:48,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-15 03:41:48,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-15 03:41:48,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:41:48,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-11-15 03:41:48,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-15 03:41:48,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-11-15 03:41:48,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-11-15 03:41:48,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-11-15 03:41:48,389 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2024-11-15 03:41:48,578 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,18 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:41:48,578 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:41:48,579 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:41:48,579 INFO L85 PathProgramCache]: Analyzing trace with hash 1582626720, now seen corresponding path program 14 times [2024-11-15 03:41:48,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:41:48,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492215394] [2024-11-15 03:41:48,579 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:41:48,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:41:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:41:49,104 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:41:49,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:41:49,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492215394] [2024-11-15 03:41:49,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492215394] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:41:49,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2075482144] [2024-11-15 03:41:49,104 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-15 03:41:49,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:41:49,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:41:49,106 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 03:41:49,108 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-11-15 03:41:49,146 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-15 03:41:49,146 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 03:41:49,147 WARN L254 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-11-15 03:41:49,148 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:41:49,794 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 20 [2024-11-15 03:41:49,801 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:41:49,801 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:41:50,149 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-15 03:41:50,318 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 03:41:50,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 1 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 44 case distinctions, treesize of input 50 treesize of output 313 [2024-11-15 03:41:56,803 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:41:56,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2075482144] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 03:41:56,804 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 03:41:56,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 42 [2024-11-15 03:41:56,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707070803] [2024-11-15 03:41:56,804 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 03:41:56,804 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-11-15 03:41:56,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:41:56,805 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-11-15 03:41:56,805 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=1557, Unknown=0, NotChecked=0, Total=1722 [2024-11-15 03:41:56,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:41:56,805 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:41:56,805 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 2.3095238095238093) internal successors, (97), 42 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:41:56,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:41:56,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:41:56,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:41:56,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:41:56,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:41:56,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:41:56,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:41:56,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:41:56,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:41:56,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-11-15 03:41:56,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:41:56,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:41:56,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-15 03:41:56,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-15 03:41:56,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:41:56,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-11-15 03:41:56,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-15 03:41:56,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-11-15 03:41:56,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-11-15 03:41:56,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-11-15 03:41:56,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:42:01,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:42:01,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:42:01,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:42:01,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:42:01,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:42:01,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:42:01,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:42:01,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:42:01,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:42:01,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-15 03:42:01,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:42:01,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:42:01,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-15 03:42:01,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-15 03:42:01,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:42:01,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-11-15 03:42:01,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-15 03:42:01,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-11-15 03:42:01,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-11-15 03:42:01,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:42:01,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-11-15 03:42:01,704 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 [2024-11-15 03:42:01,892 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,19 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:42:01,892 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:42:01,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:42:01,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1138470558, now seen corresponding path program 15 times [2024-11-15 03:42:01,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:42:01,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527139063] [2024-11-15 03:42:01,893 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:42:01,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:42:01,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:42:02,019 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-15 03:42:02,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:42:02,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527139063] [2024-11-15 03:42:02,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1527139063] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:42:02,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [265751581] [2024-11-15 03:42:02,019 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-15 03:42:02,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:42:02,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:42:02,021 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 03:42:02,023 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-11-15 03:42:02,059 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-11-15 03:42:02,059 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 03:42:02,060 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-15 03:42:02,061 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:42:02,177 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-15 03:42:02,177 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:42:02,331 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-15 03:42:02,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [265751581] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 03:42:02,331 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 03:42:02,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13, 13] total 25 [2024-11-15 03:42:02,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771580509] [2024-11-15 03:42:02,332 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 03:42:02,332 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-15 03:42:02,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:42:02,332 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-15 03:42:02,333 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=439, Unknown=0, NotChecked=0, Total=600 [2024-11-15 03:42:02,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:42:02,333 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:42:02,333 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 3.16) internal successors, (79), 25 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:42:02,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:42:02,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:42:02,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:42:02,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:42:02,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:42:02,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:42:02,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:42:02,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:42:02,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:42:02,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-11-15 03:42:02,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:42:02,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:42:02,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-15 03:42:02,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-15 03:42:02,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:42:02,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-11-15 03:42:02,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-15 03:42:02,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-11-15 03:42:02,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-11-15 03:42:02,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:42:02,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-11-15 03:42:02,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:42:04,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:42:04,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:42:04,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:42:04,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:42:04,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:42:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:42:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:42:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:42:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:42:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-15 03:42:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:42:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:42:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-15 03:42:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-15 03:42:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-11-15 03:42:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-11-15 03:42:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-15 03:42:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-11-15 03:42:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-11-15 03:42:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:42:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2024-11-15 03:42:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:42:04,538 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2024-11-15 03:42:04,723 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,SelfDestructingSolverStorable21 [2024-11-15 03:42:04,723 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:42:04,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:42:04,724 INFO L85 PathProgramCache]: Analyzing trace with hash 371110306, now seen corresponding path program 16 times [2024-11-15 03:42:04,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:42:04,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453057494] [2024-11-15 03:42:04,724 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:42:04,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:42:04,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:42:04,825 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:42:04,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:42:04,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453057494] [2024-11-15 03:42:04,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453057494] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:42:04,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [969781793] [2024-11-15 03:42:04,826 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-15 03:42:04,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:42:04,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:42:04,829 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 03:42:04,831 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-11-15 03:42:04,866 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-15 03:42:04,866 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 03:42:04,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-15 03:42:04,868 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:42:05,026 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:42:05,026 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:42:05,198 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:42:05,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [969781793] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 03:42:05,198 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 03:42:05,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 12] total 25 [2024-11-15 03:42:05,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684728924] [2024-11-15 03:42:05,199 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 03:42:05,199 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-15 03:42:05,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:42:05,199 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-15 03:42:05,200 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=482, Unknown=0, NotChecked=0, Total=600 [2024-11-15 03:42:05,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:42:05,200 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:42:05,200 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 3.0) internal successors, (75), 25 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:42:05,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:42:05,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:42:05,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:42:05,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:42:05,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:42:05,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:42:05,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:42:05,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:42:05,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:42:05,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-15 03:42:05,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:42:05,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:42:05,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-11-15 03:42:05,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-15 03:42:05,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-11-15 03:42:05,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-11-15 03:42:05,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-15 03:42:05,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-11-15 03:42:05,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-11-15 03:42:05,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:42:05,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2024-11-15 03:42:05,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:42:05,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:42:06,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:42:06,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:42:06,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:42:06,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:42:06,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:42:06,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:42:06,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:42:06,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:42:06,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:42:06,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-15 03:42:06,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:42:06,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:42:06,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-15 03:42:06,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-15 03:42:06,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-11-15 03:42:06,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-11-15 03:42:06,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-15 03:42:06,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-11-15 03:42:06,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-11-15 03:42:06,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:42:06,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2024-11-15 03:42:06,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:42:06,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-11-15 03:42:06,601 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 [2024-11-15 03:42:06,789 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,21 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:42:06,789 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:42:06,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:42:06,789 INFO L85 PathProgramCache]: Analyzing trace with hash 807333920, now seen corresponding path program 17 times [2024-11-15 03:42:06,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:42:06,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947182497] [2024-11-15 03:42:06,790 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:42:06,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:42:06,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:42:07,305 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:42:07,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:42:07,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947182497] [2024-11-15 03:42:07,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947182497] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:42:07,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [511315437] [2024-11-15 03:42:07,306 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-15 03:42:07,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:42:07,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:42:07,308 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 03:42:07,308 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-11-15 03:42:07,339 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2024-11-15 03:42:07,339 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 03:42:07,339 WARN L254 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-15 03:42:07,340 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:42:07,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 20 [2024-11-15 03:42:07,901 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:42:07,901 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:42:08,303 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-15 03:42:08,303 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-15 03:42:08,479 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 03:42:08,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 3 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 42 case distinctions, treesize of input 50 treesize of output 315 [2024-11-15 03:42:16,130 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:42:16,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [511315437] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 03:42:16,131 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 03:42:16,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16, 16] total 43 [2024-11-15 03:42:16,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066010912] [2024-11-15 03:42:16,131 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 03:42:16,131 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2024-11-15 03:42:16,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:42:16,132 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2024-11-15 03:42:16,132 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=160, Invalid=1646, Unknown=0, NotChecked=0, Total=1806 [2024-11-15 03:42:16,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:42:16,132 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:42:16,133 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 2.255813953488372) internal successors, (97), 43 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:42:16,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:42:16,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:42:16,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:42:16,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:42:16,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:42:16,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:42:16,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:42:16,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:42:16,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:42:16,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-15 03:42:16,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:42:16,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:42:16,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-11-15 03:42:16,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-15 03:42:16,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-11-15 03:42:16,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-11-15 03:42:16,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-15 03:42:16,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-11-15 03:42:16,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-11-15 03:42:16,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:42:16,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2024-11-15 03:42:16,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:42:16,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-11-15 03:42:16,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:42:22,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:42:22,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:42:22,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:42:22,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:42:22,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:42:22,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:42:22,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:42:22,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:42:22,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:42:22,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-15 03:42:22,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:42:22,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:42:22,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-15 03:42:22,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-15 03:42:22,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-11-15 03:42:22,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-11-15 03:42:22,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-15 03:42:22,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-11-15 03:42:22,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-11-15 03:42:22,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:42:22,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2024-11-15 03:42:22,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:42:22,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-11-15 03:42:22,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-11-15 03:42:22,250 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2024-11-15 03:42:22,439 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,SelfDestructingSolverStorable23 [2024-11-15 03:42:22,439 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:42:22,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:42:22,439 INFO L85 PathProgramCache]: Analyzing trace with hash -888568034, now seen corresponding path program 18 times [2024-11-15 03:42:22,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:42:22,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040525261] [2024-11-15 03:42:22,440 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:42:22,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:42:22,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:42:22,563 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:42:22,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:42:22,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040525261] [2024-11-15 03:42:22,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040525261] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:42:22,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [500122918] [2024-11-15 03:42:22,564 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-15 03:42:22,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:42:22,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:42:22,566 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 03:42:22,567 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-11-15 03:42:22,601 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2024-11-15 03:42:22,602 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 03:42:22,602 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-15 03:42:22,602 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:42:22,750 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:42:22,750 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:42:22,940 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:42:22,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [500122918] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 03:42:22,940 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 03:42:22,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13, 14] total 30 [2024-11-15 03:42:22,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26494795] [2024-11-15 03:42:22,940 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 03:42:22,940 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-15 03:42:22,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:42:22,941 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-15 03:42:22,941 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=677, Unknown=0, NotChecked=0, Total=870 [2024-11-15 03:42:22,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:42:22,941 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:42:22,941 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 3.033333333333333) internal successors, (91), 30 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:42:22,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:42:22,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:42:22,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:42:22,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:42:22,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:42:22,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:42:22,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:42:22,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:42:22,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:42:22,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-15 03:42:22,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:42:22,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:42:22,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-11-15 03:42:22,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-15 03:42:22,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-11-15 03:42:22,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-11-15 03:42:22,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-15 03:42:22,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-11-15 03:42:22,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-11-15 03:42:22,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:42:22,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2024-11-15 03:42:22,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:42:22,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-11-15 03:42:22,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-11-15 03:42:22,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:42:25,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:42:25,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:42:25,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:42:25,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:42:25,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:42:25,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:42:25,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:42:25,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:42:25,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:42:25,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-15 03:42:25,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:42:25,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:42:25,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-11-15 03:42:25,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-15 03:42:25,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-11-15 03:42:25,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-11-15 03:42:25,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-15 03:42:25,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-11-15 03:42:25,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-11-15 03:42:25,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:42:25,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2024-11-15 03:42:25,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:42:25,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-11-15 03:42:25,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-11-15 03:42:25,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2024-11-15 03:42:25,851 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2024-11-15 03:42:26,040 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,SelfDestructingSolverStorable24 [2024-11-15 03:42:26,041 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)] === [2024-11-15 03:42:26,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:42:26,041 INFO L85 PathProgramCache]: Analyzing trace with hash -2048333804, now seen corresponding path program 19 times [2024-11-15 03:42:26,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:42:26,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360964633] [2024-11-15 03:42:26,041 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:42:26,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:42:26,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:42:26,822 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-15 03:42:26,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:42:26,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360964633] [2024-11-15 03:42:26,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1360964633] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:42:26,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [7771486] [2024-11-15 03:42:26,822 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-15 03:42:26,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:42:26,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:42:26,824 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 03:42:26,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-11-15 03:42:26,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:42:26,859 WARN L254 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 74 conjuncts are in the unsatisfiable core [2024-11-15 03:42:26,860 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:42:27,842 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 26 [2024-11-15 03:42:27,851 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:42:27,851 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:42:29,466 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 03:42:29,467 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 15 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 105 case distinctions, treesize of input 80 treesize of output 775 [2024-11-15 03:43:05,407 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:43:05,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [7771486] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 03:43:05,408 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 03:43:05,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 22, 22] total 59 [2024-11-15 03:43:05,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654889667] [2024-11-15 03:43:05,408 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 03:43:05,408 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2024-11-15 03:43:05,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:43:05,409 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2024-11-15 03:43:05,409 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=240, Invalid=3182, Unknown=0, NotChecked=0, Total=3422 [2024-11-15 03:43:05,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:43:05,409 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:43:05,409 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 2.23728813559322) internal successors, (132), 59 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2024-11-15 03:43:05,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:43:26,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:43:26,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:43:26,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:43:26,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:43:26,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:43:26,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:43:26,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:43:26,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:43:26,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:43:26,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-15 03:43:26,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:43:26,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:43:26,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-11-15 03:43:26,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-15 03:43:26,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-11-15 03:43:26,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-11-15 03:43:26,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-15 03:43:26,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-11-15 03:43:26,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:43:26,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:43:26,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2024-11-15 03:43:26,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-11-15 03:43:26,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-11-15 03:43:26,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-11-15 03:43:26,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-11-15 03:43:26,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2024-11-15 03:43:26,262 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2024-11-15 03:43:26,450 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,SelfDestructingSolverStorable25 [2024-11-15 03:43:26,451 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:43:26,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:43:26,452 INFO L85 PathProgramCache]: Analyzing trace with hash -1554559588, now seen corresponding path program 20 times [2024-11-15 03:43:26,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:43:26,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718005252] [2024-11-15 03:43:26,452 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:43:26,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:43:26,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:43:27,004 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:43:27,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:43:27,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718005252] [2024-11-15 03:43:27,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718005252] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:43:27,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1533667911] [2024-11-15 03:43:27,004 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-15 03:43:27,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:43:27,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:43:27,006 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) [2024-11-15 03:43:27,008 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 [2024-11-15 03:43:27,042 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-15 03:43:27,042 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 03:43:27,043 WARN L254 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 60 conjuncts are in the unsatisfiable core [2024-11-15 03:43:27,043 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:43:27,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 22 [2024-11-15 03:43:27,847 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:43:27,848 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:43:28,564 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-15 03:43:28,565 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-15 03:43:28,565 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-15 03:43:28,569 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-15 03:43:28,569 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-15 03:43:28,571 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-15 03:43:28,571 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-15 03:43:28,573 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-15 03:43:28,573 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-15 03:43:28,575 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-15 03:43:28,575 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-15 03:43:28,582 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-15 03:43:28,766 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 03:43:28,766 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 33 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 33 case distinctions, treesize of input 60 treesize of output 337 [2024-11-15 03:43:30,373 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:43:30,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1533667911] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 03:43:30,374 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 03:43:30,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 51 [2024-11-15 03:43:30,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40986646] [2024-11-15 03:43:30,374 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 03:43:30,374 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2024-11-15 03:43:30,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:43:30,375 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2024-11-15 03:43:30,375 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=254, Invalid=2296, Unknown=0, NotChecked=0, Total=2550 [2024-11-15 03:43:30,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:43:30,375 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:43:30,375 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 2.1372549019607843) internal successors, (109), 51 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:43:30,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:43:30,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:43:30,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:43:30,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:43:30,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:43:30,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:43:30,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:43:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:43:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:43:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-11-15 03:43:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:43:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:43:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-11-15 03:43:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-15 03:43:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-11-15 03:43:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-11-15 03:43:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-15 03:43:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-11-15 03:43:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:43:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:43:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2024-11-15 03:43:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-11-15 03:43:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-11-15 03:43:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-11-15 03:43:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-11-15 03:43:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2024-11-15 03:43:30,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:43:44,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:43:44,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:43:44,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:43:44,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:43:44,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:43:44,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:43:44,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:43:44,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:43:44,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:43:44,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-15 03:43:44,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:43:44,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:43:44,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-11-15 03:43:44,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-15 03:43:44,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-11-15 03:43:44,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-11-15 03:43:44,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-15 03:43:44,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-11-15 03:43:44,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:43:44,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:43:44,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2024-11-15 03:43:44,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-11-15 03:43:44,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-11-15 03:43:44,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-11-15 03:43:44,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-11-15 03:43:44,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2024-11-15 03:43:44,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2024-11-15 03:43:44,396 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2024-11-15 03:43:44,584 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,SelfDestructingSolverStorable26 [2024-11-15 03:43:44,584 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:43:44,585 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:43:44,585 INFO L85 PathProgramCache]: Analyzing trace with hash 664309526, now seen corresponding path program 21 times [2024-11-15 03:43:44,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:43:44,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099815453] [2024-11-15 03:43:44,585 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:43:44,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:43:44,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:43:44,755 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 25 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:43:44,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:43:44,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099815453] [2024-11-15 03:43:44,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1099815453] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:43:44,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [302915624] [2024-11-15 03:43:44,756 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-15 03:43:44,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:43:44,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:43:44,759 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) [2024-11-15 03:43:44,760 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 [2024-11-15 03:43:44,805 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2024-11-15 03:43:44,805 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 03:43:44,806 INFO L256 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-15 03:43:44,806 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:43:45,006 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 19 proven. 27 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-15 03:43:45,007 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:43:45,239 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 19 proven. 27 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-15 03:43:45,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [302915624] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 03:43:45,239 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 03:43:45,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 32 [2024-11-15 03:43:45,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568627448] [2024-11-15 03:43:45,239 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 03:43:45,239 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-15 03:43:45,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 03:43:45,240 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-15 03:43:45,240 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=246, Invalid=746, Unknown=0, NotChecked=0, Total=992 [2024-11-15 03:43:45,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:43:45,240 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 03:43:45,240 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 3.15625) internal successors, (101), 32 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2024-11-15 03:43:45,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-11-15 03:43:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2024-11-15 03:43:47,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2024-11-15 03:43:47,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2024-11-15 03:43:47,183 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2024-11-15 03:43:47,371 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,SelfDestructingSolverStorable27 [2024-11-15 03:43:47,371 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-15 03:43:47,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 03:43:47,372 INFO L85 PathProgramCache]: Analyzing trace with hash 2146174232, now seen corresponding path program 22 times [2024-11-15 03:43:47,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 03:43:47,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561809828] [2024-11-15 03:43:47,372 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 03:43:47,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 03:43:47,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 03:43:47,974 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:43:47,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 03:43:47,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561809828] [2024-11-15 03:43:47,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561809828] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 03:43:47,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1265235031] [2024-11-15 03:43:47,975 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-15 03:43:47,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 03:43:47,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 03:43:47,977 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) [2024-11-15 03:43:47,977 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 [2024-11-15 03:43:48,009 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-15 03:43:48,009 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 03:43:48,010 WARN L254 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 66 conjuncts are in the unsatisfiable core [2024-11-15 03:43:48,010 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 03:43:48,819 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 24 [2024-11-15 03:43:48,828 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 03:43:48,828 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 03:43:49,458 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-15 03:43:49,459 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-15 03:43:49,938 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 03:43:49,938 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 3 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 88 case distinctions, treesize of input 70 treesize of output 615 [2024-11-15 03:44:24,486 WARN L249 Executor]: External (MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-15 03:44:24,487 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 101 [2024-11-15 03:44:24,487 WARN L320 FreeRefinementEngine]: Global settings require throwing the following exception [2024-11-15 03:44:24,499 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2024-11-15 03:44:24,688 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,SelfDestructingSolverStorable28 [2024-11-15 03:44:24,700 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-11-15 03:44:24,700 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseSuccess(Executor.java:277) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.push(Scriptor.java:133) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.DiffWrapperScript.push(DiffWrapperScript.java:90) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.push(WrapperScript.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.push(HistoryRecordingScript.java:107) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:48) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.checkRedundancy(SimplifyDDA2.java:275) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convertForPreprocessedInputTerms(SimplifyDDA2.java:499) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convert(SimplifyDDA2.java:484) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convert(SimplifyDDA2.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:88) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.simplify(SimplifyDDA2.java:590) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:245) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplifyWithStatistics(SmtUtils.java:318) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify(QuantifierPusher.java:728) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:140) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:100) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.pushMinionEliminatees(QuantifierPushUtilsForSubsetPush.java:255) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.sequentialSubsetPush(QuantifierPushUtilsForSubsetPush.java:151) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:189) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:100) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:283) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:51) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:234) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:416) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:395) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:267) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:325) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:181) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:160) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:317) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.isCounterexampleFeasible(PartialOrderCegarLoop.java:336) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:407) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:315) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:239) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:168) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 70 more [2024-11-15 03:44:24,706 INFO L158 Benchmark]: Toolchain (without parser) took 323235.90ms. Allocated memory was 71.3MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 24.8MB in the beginning and 588.9MB in the end (delta: -564.0MB). Peak memory consumption was 818.9MB. Max. memory is 8.0GB. [2024-11-15 03:44:24,706 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.22ms. Allocated memory is still 71.3MB. Free memory is still 25.8MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 03:44:24,706 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.52ms. Allocated memory is still 71.3MB. Free memory was 24.8MB in the beginning and 23.7MB in the end (delta: 1.1MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-15 03:44:24,706 INFO L158 Benchmark]: Boogie Preprocessor took 16.19ms. Allocated memory is still 71.3MB. Free memory was 23.6MB in the beginning and 22.9MB in the end (delta: 659.1kB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 03:44:24,706 INFO L158 Benchmark]: RCFGBuilder took 256.60ms. Allocated memory is still 71.3MB. Free memory was 22.9MB in the beginning and 43.2MB in the end (delta: -20.3MB). Peak memory consumption was 9.9MB. Max. memory is 8.0GB. [2024-11-15 03:44:24,707 INFO L158 Benchmark]: TraceAbstraction took 322937.06ms. Allocated memory was 71.3MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 42.6MB in the beginning and 588.9MB in the end (delta: -546.2MB). Peak memory consumption was 836.2MB. Max. memory is 8.0GB. [2024-11-15 03:44:24,708 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22ms. Allocated memory is still 71.3MB. Free memory is still 25.8MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 19.52ms. Allocated memory is still 71.3MB. Free memory was 24.8MB in the beginning and 23.7MB in the end (delta: 1.1MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 16.19ms. Allocated memory is still 71.3MB. Free memory was 23.6MB in the beginning and 22.9MB in the end (delta: 659.1kB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 256.60ms. Allocated memory is still 71.3MB. Free memory was 22.9MB in the beginning and 43.2MB in the end (delta: -20.3MB). Peak memory consumption was 9.9MB. Max. memory is 8.0GB. * TraceAbstraction took 322937.06ms. Allocated memory was 71.3MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 42.6MB in the beginning and 588.9MB in the end (delta: -546.2MB). Peak memory consumption was 836.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...