/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data --traceabstraction.use.conditional.por.in.concurrent.analysis true --traceabstraction.commutativity.condition.synthesis NONE -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerBplInline.xml -s ../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/queue-add-3-nl.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-dev-ebd4107-m [2025-01-22 19:40:09,495 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-22 19:40:09,567 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf [2025-01-22 19:40:09,575 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-22 19:40:09,575 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-22 19:40:09,601 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-22 19:40:09,601 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-22 19:40:09,602 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-22 19:40:09,602 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-22 19:40:09,602 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-22 19:40:09,602 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-22 19:40:09,602 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-22 19:40:09,602 INFO L153 SettingsManager]: * Use SBE=true [2025-01-22 19:40:09,602 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-22 19:40:09,603 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-22 19:40:09,603 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-22 19:40:09,603 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-22 19:40:09,604 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-22 19:40:09,604 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-22 19:40:09,604 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-22 19:40:09,604 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-22 19:40:09,604 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-22 19:40:09,605 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-22 19:40:09,605 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-22 19:40:09,605 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-22 19:40:09,605 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-22 19:40:09,605 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-22 19:40:09,605 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-22 19:40:09,605 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-22 19:40:09,605 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-22 19:40:09,606 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-01-22 19:40:09,606 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-22 19:40:09,606 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-22 19:40:09,606 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-22 19:40:09,606 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-01-22 19:40:09,606 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-22 19:40:09,606 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-22 19:40:09,606 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-01-22 19:40:09,606 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-22 19:40:09,606 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-22 19:40:09,606 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-01-22 19:40:09,606 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-01-22 19:40:09,606 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-01-22 19:40:09,606 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use conditional POR in concurrent analysis -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NONE [2025-01-22 19:40:09,863 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-22 19:40:09,870 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-22 19:40:09,872 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-22 19:40:09,873 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2025-01-22 19:40:09,874 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2025-01-22 19:40:09,875 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/queue-add-3-nl.wvr.bpl [2025-01-22 19:40:09,875 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/queue-add-3-nl.wvr.bpl' [2025-01-22 19:40:09,900 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-22 19:40:09,902 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2025-01-22 19:40:09,902 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-22 19:40:09,902 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-22 19:40:09,902 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-22 19:40:09,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 07:40:09" (1/1) ... [2025-01-22 19:40:09,914 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 07:40:09" (1/1) ... [2025-01-22 19:40:09,919 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2025-01-22 19:40:09,920 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-22 19:40:09,920 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-22 19:40:09,920 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-22 19:40:09,920 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-22 19:40:09,925 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 07:40:09" (1/1) ... [2025-01-22 19:40:09,925 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 07:40:09" (1/1) ... [2025-01-22 19:40:09,925 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 07:40:09" (1/1) ... [2025-01-22 19:40:09,925 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 07:40:09" (1/1) ... [2025-01-22 19:40:09,927 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 07:40:09" (1/1) ... [2025-01-22 19:40:09,928 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 07:40:09" (1/1) ... [2025-01-22 19:40:09,929 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 07:40:09" (1/1) ... [2025-01-22 19:40:09,930 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 07:40:09" (1/1) ... [2025-01-22 19:40:09,930 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 07:40:09" (1/1) ... [2025-01-22 19:40:09,931 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-22 19:40:09,932 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-22 19:40:09,932 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-22 19:40:09,932 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-22 19:40:09,932 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 07:40:09" (1/1) ... [2025-01-22 19:40:09,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-01-22 19:40:09,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 19:40:09,956 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2025-01-22 19:40:09,965 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2025-01-22 19:40:09,990 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2025-01-22 19:40:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2025-01-22 19:40:09,991 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2025-01-22 19:40:09,991 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2025-01-22 19:40:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2025-01-22 19:40:09,991 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2025-01-22 19:40:09,991 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2025-01-22 19:40:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-22 19:40:09,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-22 19:40:09,991 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2025-01-22 19:40:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2025-01-22 19:40:09,991 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2025-01-22 19:40:09,993 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-01-22 19:40:10,048 INFO L234 CfgBuilder]: Building ICFG [2025-01-22 19:40:10,050 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-22 19:40:10,146 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-01-22 19:40:10,146 INFO L283 CfgBuilder]: Performing block encoding [2025-01-22 19:40:10,181 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-22 19:40:10,182 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-22 19:40:10,182 INFO L201 PluginConnector]: Adding new model queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.01 07:40:10 BoogieIcfgContainer [2025-01-22 19:40:10,182 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-22 19:40:10,185 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-22 19:40:10,186 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-22 19:40:10,191 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-22 19:40:10,191 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.01 07:40:09" (1/2) ... [2025-01-22 19:40:10,191 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@568cda02 and model type queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.01 07:40:10, skipping insertion in model container [2025-01-22 19:40:10,192 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.01 07:40:10" (2/2) ... [2025-01-22 19:40:10,192 INFO L128 eAbstractionObserver]: Analyzing ICFG queue-add-3-nl.wvr.bpl [2025-01-22 19:40:10,205 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-22 19:40:10,206 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG queue-add-3-nl.wvr.bpl that has 4 procedures, 29 locations, 1 initial locations, 3 loop locations, and 1 error locations. [2025-01-22 19:40:10,207 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-01-22 19:40:10,243 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2025-01-22 19:40:10,279 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-22 19:40:10,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-01-22 19:40:10,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 19:40:10,281 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2025-01-22 19:40:10,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2025-01-22 19:40:10,328 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-01-22 19:40:10,337 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2025-01-22 19:40:10,345 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;@31fef53a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-22 19:40:10,345 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2025-01-22 19:40:10,579 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 19:40:10,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 19:40:10,586 INFO L85 PathProgramCache]: Analyzing trace with hash -974893241, now seen corresponding path program 1 times [2025-01-22 19:40:10,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 19:40:10,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358811939] [2025-01-22 19:40:10,592 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 19:40:10,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 19:40:10,641 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 21 statements into 1 equivalence classes. [2025-01-22 19:40:10,659 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 21 of 21 statements. [2025-01-22 19:40:10,659 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 19:40:10,659 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:40:10,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:40:10,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 19:40:10,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358811939] [2025-01-22 19:40:10,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358811939] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-22 19:40:10,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-22 19:40:10,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-22 19:40:10,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683582029] [2025-01-22 19:40:10,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-22 19:40:10,712 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-22 19:40:10,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 19:40:10,728 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-22 19:40:10,729 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-22 19:40:10,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:40:10,730 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 19:40:10,731 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 19:40:10,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:40:10,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:40:10,788 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-22 19:40:10,788 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 19:40:10,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 19:40:10,789 INFO L85 PathProgramCache]: Analyzing trace with hash 20193883, now seen corresponding path program 1 times [2025-01-22 19:40:10,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 19:40:10,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085787602] [2025-01-22 19:40:10,789 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 19:40:10,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 19:40:10,797 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 28 statements into 1 equivalence classes. [2025-01-22 19:40:10,828 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 28 of 28 statements. [2025-01-22 19:40:10,828 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 19:40:10,832 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:40:10,969 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:40:10,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 19:40:10,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085787602] [2025-01-22 19:40:10,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2085787602] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-22 19:40:10,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-22 19:40:10,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-22 19:40:10,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995402868] [2025-01-22 19:40:10,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-22 19:40:10,971 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-22 19:40:10,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 19:40:10,976 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-22 19:40:10,976 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2025-01-22 19:40:10,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:40:10,976 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 19:40:10,977 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 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) [2025-01-22 19:40:10,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:40:10,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:40:11,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:40:11,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:11,029 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-22 19:40:11,029 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 19:40:11,029 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 19:40:11,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1686011736, now seen corresponding path program 2 times [2025-01-22 19:40:11,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 19:40:11,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525448984] [2025-01-22 19:40:11,030 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 19:40:11,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 19:40:11,040 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 24 statements into 2 equivalence classes. [2025-01-22 19:40:11,052 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 24 of 24 statements. [2025-01-22 19:40:11,053 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 19:40:11,053 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:40:11,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:40:11,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 19:40:11,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525448984] [2025-01-22 19:40:11,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525448984] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 19:40:11,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1515951255] [2025-01-22 19:40:11,416 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 19:40:11,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:40:11,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 19:40:11,436 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 19:40:11,438 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-01-22 19:40:11,463 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 24 statements into 2 equivalence classes. [2025-01-22 19:40:11,473 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 24 of 24 statements. [2025-01-22 19:40:11,473 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 19:40:11,473 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:40:11,475 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 21 conjuncts are in the unsatisfiable core [2025-01-22 19:40:11,477 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 19:40:11,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:40:11,831 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 19:40:12,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:40:12,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1515951255] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 19:40:12,039 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 19:40:12,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 8] total 19 [2025-01-22 19:40:12,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141452956] [2025-01-22 19:40:12,039 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 19:40:12,039 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2025-01-22 19:40:12,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 19:40:12,040 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2025-01-22 19:40:12,040 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=297, Unknown=0, NotChecked=0, Total=380 [2025-01-22 19:40:12,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:40:12,040 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 19:40:12,040 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 2.85) internal successors, (57), 19 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 19:40:12,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:40:12,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:12,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:40:12,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:40:12,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:12,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-22 19:40:12,344 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-01-22 19:40:12,542 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:40:12,542 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 19:40:12,543 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 19:40:12,543 INFO L85 PathProgramCache]: Analyzing trace with hash 1483148711, now seen corresponding path program 3 times [2025-01-22 19:40:12,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 19:40:12,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593536632] [2025-01-22 19:40:12,543 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 19:40:12,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 19:40:12,547 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 27 statements into 2 equivalence classes. [2025-01-22 19:40:12,551 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) and asserted 27 of 27 statements. [2025-01-22 19:40:12,552 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2025-01-22 19:40:12,552 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:40:12,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:40:12,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 19:40:12,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593536632] [2025-01-22 19:40:12,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593536632] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 19:40:12,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1215059747] [2025-01-22 19:40:12,610 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 19:40:12,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:40:12,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 19:40:12,613 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 19:40:12,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-01-22 19:40:12,640 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 27 statements into 2 equivalence classes. [2025-01-22 19:40:12,651 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) and asserted 27 of 27 statements. [2025-01-22 19:40:12,651 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2025-01-22 19:40:12,651 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:40:12,656 INFO L256 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-01-22 19:40:12,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 19:40:12,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-22 19:40:12,702 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-22 19:40:12,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1215059747] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-22 19:40:12,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-22 19:40:12,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2025-01-22 19:40:12,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942918198] [2025-01-22 19:40:12,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-22 19:40:12,703 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-22 19:40:12,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 19:40:12,703 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-22 19:40:12,703 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2025-01-22 19:40:12,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:40:12,703 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 19:40:12,703 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 19:40:12,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:40:12,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:12,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-22 19:40:12,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:40:12,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:40:12,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:12,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:40:12,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:12,882 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-01-22 19:40:13,080 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:40:13,080 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 19:40:13,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 19:40:13,081 INFO L85 PathProgramCache]: Analyzing trace with hash 1721623504, now seen corresponding path program 1 times [2025-01-22 19:40:13,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 19:40:13,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193480048] [2025-01-22 19:40:13,081 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 19:40:13,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 19:40:13,084 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 34 statements into 1 equivalence classes. [2025-01-22 19:40:13,090 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 34 of 34 statements. [2025-01-22 19:40:13,090 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 19:40:13,090 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:40:13,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:40:13,698 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 19:40:13,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193480048] [2025-01-22 19:40:13,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193480048] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 19:40:13,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1018948755] [2025-01-22 19:40:13,698 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-22 19:40:13,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:40:13,698 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 19:40:13,701 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 19:40:13,703 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-01-22 19:40:13,722 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 34 statements into 1 equivalence classes. [2025-01-22 19:40:13,734 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 34 of 34 statements. [2025-01-22 19:40:13,735 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 19:40:13,735 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:40:13,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 46 conjuncts are in the unsatisfiable core [2025-01-22 19:40:13,737 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 19:40:14,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:40:14,420 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 19:40:14,632 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-22 19:40:14,633 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 29 [2025-01-22 19:40:14,784 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-22 19:40:14,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 28 [2025-01-22 19:40:14,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:40:14,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1018948755] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 19:40:14,901 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 19:40:14,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 40 [2025-01-22 19:40:14,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86453607] [2025-01-22 19:40:14,901 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 19:40:14,902 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2025-01-22 19:40:14,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 19:40:14,902 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2025-01-22 19:40:14,903 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=1476, Unknown=0, NotChecked=0, Total=1640 [2025-01-22 19:40:14,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:40:14,903 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 19:40:14,903 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 1.9268292682926829) internal successors, (79), 40 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) [2025-01-22 19:40:14,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:40:14,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:14,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:40:14,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:14,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:40:16,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:40:16,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:16,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:40:16,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:16,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-22 19:40:16,263 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-01-22 19:40:16,458 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:40:16,458 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 19:40:16,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 19:40:16,459 INFO L85 PathProgramCache]: Analyzing trace with hash 800849359, now seen corresponding path program 2 times [2025-01-22 19:40:16,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 19:40:16,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071201934] [2025-01-22 19:40:16,459 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 19:40:16,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 19:40:16,462 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 31 statements into 2 equivalence classes. [2025-01-22 19:40:16,466 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 31 of 31 statements. [2025-01-22 19:40:16,466 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 19:40:16,466 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:40:16,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:40:16,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 19:40:16,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071201934] [2025-01-22 19:40:16,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071201934] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 19:40:16,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1185970560] [2025-01-22 19:40:16,555 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 19:40:16,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:40:16,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 19:40:16,556 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 19:40:16,558 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-01-22 19:40:16,583 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 31 statements into 2 equivalence classes. [2025-01-22 19:40:16,595 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 31 of 31 statements. [2025-01-22 19:40:16,595 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 19:40:16,595 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:40:16,597 INFO L256 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 20 conjuncts are in the unsatisfiable core [2025-01-22 19:40:16,598 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 19:40:16,644 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2025-01-22 19:40:16,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:40:16,672 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 19:40:16,710 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-22 19:40:16,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 17 [2025-01-22 19:40:16,744 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-22 19:40:16,744 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 21 [2025-01-22 19:40:16,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:40:16,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1185970560] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 19:40:16,766 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 19:40:16,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 15 [2025-01-22 19:40:16,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570529828] [2025-01-22 19:40:16,766 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 19:40:16,766 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2025-01-22 19:40:16,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 19:40:16,766 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2025-01-22 19:40:16,767 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2025-01-22 19:40:16,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:40:16,767 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 19:40:16,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.0625) internal successors, (49), 15 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 19:40:16,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:40:16,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:16,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:40:16,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:16,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-01-22 19:40:16,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:40:17,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:40:17,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:17,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:40:17,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:17,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-22 19:40:17,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:40:17,197 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2025-01-22 19:40:17,391 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:40:17,392 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 19:40:17,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 19:40:17,392 INFO L85 PathProgramCache]: Analyzing trace with hash -1358687672, now seen corresponding path program 3 times [2025-01-22 19:40:17,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 19:40:17,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004310634] [2025-01-22 19:40:17,392 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 19:40:17,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 19:40:17,395 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 44 statements into 3 equivalence classes. [2025-01-22 19:40:17,417 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) and asserted 44 of 44 statements. [2025-01-22 19:40:17,417 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2025-01-22 19:40:17,417 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:40:18,283 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:40:18,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 19:40:18,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004310634] [2025-01-22 19:40:18,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004310634] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 19:40:18,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [361210547] [2025-01-22 19:40:18,284 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 19:40:18,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:40:18,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 19:40:18,285 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 19:40:18,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2025-01-22 19:40:18,317 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 44 statements into 3 equivalence classes. [2025-01-22 19:40:18,328 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) and asserted 44 of 44 statements. [2025-01-22 19:40:18,328 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2025-01-22 19:40:18,328 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:40:18,329 INFO L256 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 74 conjuncts are in the unsatisfiable core [2025-01-22 19:40:18,331 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 19:40:19,378 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:40:19,378 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 19:40:20,149 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-22 19:40:20,149 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 49 treesize of output 69 [2025-01-22 19:40:20,516 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-22 19:40:20,516 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 64 treesize of output 82 [2025-01-22 19:40:20,605 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:40:20,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [361210547] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 19:40:20,606 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 19:40:20,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 25, 25] total 65 [2025-01-22 19:40:20,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310732838] [2025-01-22 19:40:20,606 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 19:40:20,606 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2025-01-22 19:40:20,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 19:40:20,607 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2025-01-22 19:40:20,608 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=258, Invalid=4032, Unknown=0, NotChecked=0, Total=4290 [2025-01-22 19:40:20,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:40:20,608 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 19:40:20,608 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 1.7727272727272727) internal successors, (117), 65 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 19:40:20,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:40:20,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:20,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:40:20,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:20,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-22 19:40:20,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:40:20,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:40:26,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:40:26,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:26,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:40:26,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:26,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-22 19:40:26,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:40:26,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-22 19:40:26,410 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2025-01-22 19:40:26,604 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:40:26,605 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 19:40:26,605 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 19:40:26,605 INFO L85 PathProgramCache]: Analyzing trace with hash -1001898785, now seen corresponding path program 4 times [2025-01-22 19:40:26,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 19:40:26,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240037396] [2025-01-22 19:40:26,605 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 19:40:26,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 19:40:26,609 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 51 statements into 2 equivalence classes. [2025-01-22 19:40:26,617 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 51 of 51 statements. [2025-01-22 19:40:26,617 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 19:40:26,617 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:40:26,737 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-01-22 19:40:26,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 19:40:26,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240037396] [2025-01-22 19:40:26,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240037396] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 19:40:26,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [871976611] [2025-01-22 19:40:26,737 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 19:40:26,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:40:26,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 19:40:26,739 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 19:40:26,741 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2025-01-22 19:40:26,764 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 51 statements into 2 equivalence classes. [2025-01-22 19:40:26,778 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 51 of 51 statements. [2025-01-22 19:40:26,778 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 19:40:26,778 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:40:26,779 INFO L256 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 30 conjuncts are in the unsatisfiable core [2025-01-22 19:40:26,781 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 19:40:26,899 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2025-01-22 19:40:26,926 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2025-01-22 19:40:26,943 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2025-01-22 19:40:26,943 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 19:40:26,975 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-22 19:40:26,975 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2025-01-22 19:40:27,000 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-22 19:40:27,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 19 [2025-01-22 19:40:27,074 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2025-01-22 19:40:27,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [871976611] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 19:40:27,075 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 19:40:27,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 9] total 16 [2025-01-22 19:40:27,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014321966] [2025-01-22 19:40:27,075 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 19:40:27,075 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2025-01-22 19:40:27,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 19:40:27,076 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2025-01-22 19:40:27,076 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2025-01-22 19:40:27,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:40:27,076 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 19:40:27,076 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.0588235294117645) internal successors, (69), 16 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) [2025-01-22 19:40:27,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:40:27,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:27,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:40:27,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:27,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-22 19:40:27,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:40:27,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-01-22 19:40:27,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:40:27,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:40:27,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:27,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:40:27,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:27,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-22 19:40:27,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:40:27,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2025-01-22 19:40:27,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-01-22 19:40:27,683 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2025-01-22 19:40:27,881 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:40:27,881 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 19:40:27,881 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 19:40:27,881 INFO L85 PathProgramCache]: Analyzing trace with hash -1871524552, now seen corresponding path program 5 times [2025-01-22 19:40:27,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 19:40:27,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579340888] [2025-01-22 19:40:27,882 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 19:40:27,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 19:40:27,886 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 64 statements into 5 equivalence classes. [2025-01-22 19:40:27,908 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) and asserted 64 of 64 statements. [2025-01-22 19:40:27,909 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2025-01-22 19:40:27,909 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:40:29,094 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 6 proven. 32 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2025-01-22 19:40:29,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 19:40:29,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579340888] [2025-01-22 19:40:29,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [579340888] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 19:40:29,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [257611116] [2025-01-22 19:40:29,094 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 19:40:29,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:40:29,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 19:40:29,096 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 19:40:29,097 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2025-01-22 19:40:29,117 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 64 statements into 5 equivalence classes. [2025-01-22 19:40:29,146 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) and asserted 64 of 64 statements. [2025-01-22 19:40:29,146 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2025-01-22 19:40:29,146 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:40:29,151 WARN L254 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 128 conjuncts are in the unsatisfiable core [2025-01-22 19:40:29,154 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 19:40:31,330 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:40:31,330 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 19:40:33,323 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:40:33,324 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:40:33,325 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:40:33,325 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:40:33,326 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:40:33,327 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:40:33,358 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-22 19:40:33,358 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 18 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 143 [2025-01-22 19:40:33,942 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:40:33,943 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:40:33,944 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:40:33,944 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:40:33,945 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:40:33,955 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:40:33,985 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-22 19:40:33,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 18 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 113 treesize of output 167 [2025-01-22 19:40:34,346 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:40:34,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [257611116] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 19:40:34,346 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 19:40:34,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 38, 38] total 93 [2025-01-22 19:40:34,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784904132] [2025-01-22 19:40:34,346 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 19:40:34,347 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 94 states [2025-01-22 19:40:34,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 19:40:34,347 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2025-01-22 19:40:34,349 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=573, Invalid=8169, Unknown=0, NotChecked=0, Total=8742 [2025-01-22 19:40:34,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:40:34,349 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 19:40:34,349 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 94 states, 94 states have (on average 1.6702127659574468) internal successors, (157), 93 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 19:40:34,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:40:34,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:34,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:40:34,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:34,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-22 19:40:34,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:40:34,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2025-01-22 19:40:34,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-01-22 19:40:34,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:40:49,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:40:49,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:49,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:40:49,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:49,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:40:49,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:40:49,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:40:49,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:40:49,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:40:49,807 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2025-01-22 19:40:50,001 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:40:50,002 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 19:40:50,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 19:40:50,002 INFO L85 PathProgramCache]: Analyzing trace with hash 157554787, now seen corresponding path program 6 times [2025-01-22 19:40:50,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 19:40:50,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476347109] [2025-01-22 19:40:50,002 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 19:40:50,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 19:40:50,007 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 114 statements into 7 equivalence classes. [2025-01-22 19:40:50,051 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) and asserted 114 of 114 statements. [2025-01-22 19:40:50,051 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2025-01-22 19:40:50,051 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:40:50,265 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 5 proven. 40 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2025-01-22 19:40:50,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 19:40:50,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476347109] [2025-01-22 19:40:50,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476347109] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 19:40:50,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [357507693] [2025-01-22 19:40:50,266 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 19:40:50,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:40:50,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 19:40:50,267 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 19:40:50,269 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2025-01-22 19:40:50,298 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 114 statements into 7 equivalence classes. [2025-01-22 19:40:50,342 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) and asserted 114 of 114 statements. [2025-01-22 19:40:50,342 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2025-01-22 19:40:50,342 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:40:50,344 INFO L256 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 22 conjuncts are in the unsatisfiable core [2025-01-22 19:40:50,346 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 19:40:50,433 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2025-01-22 19:40:50,433 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 19:40:50,554 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2025-01-22 19:40:50,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [357507693] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 19:40:50,554 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 19:40:50,554 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 6 [2025-01-22 19:40:50,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32821034] [2025-01-22 19:40:50,555 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 19:40:50,555 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-01-22 19:40:50,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 19:40:50,555 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-01-22 19:40:50,555 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-01-22 19:40:50,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:40:50,555 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 19:40:50,556 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 6 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) [2025-01-22 19:40:50,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:40:50,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:50,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:40:50,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:50,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:40:50,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:40:50,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:40:50,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:40:50,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:40:50,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:40:50,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:40:50,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:50,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:40:50,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:50,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:40:50,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:40:50,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:40:50,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:40:50,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:40:50,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:40:50,640 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2025-01-22 19:40:50,832 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:40:50,833 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 19:40:50,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 19:40:50,833 INFO L85 PathProgramCache]: Analyzing trace with hash 2108673564, now seen corresponding path program 7 times [2025-01-22 19:40:50,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 19:40:50,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059957231] [2025-01-22 19:40:50,833 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 19:40:50,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 19:40:50,840 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 111 statements into 1 equivalence classes. [2025-01-22 19:40:50,849 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 111 of 111 statements. [2025-01-22 19:40:50,849 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 19:40:50,849 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:40:51,005 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2025-01-22 19:40:51,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 19:40:51,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059957231] [2025-01-22 19:40:51,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059957231] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 19:40:51,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [470530326] [2025-01-22 19:40:51,006 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 19:40:51,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:40:51,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 19:40:51,011 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 19:40:51,012 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2025-01-22 19:40:51,038 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 111 statements into 1 equivalence classes. [2025-01-22 19:40:51,070 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 111 of 111 statements. [2025-01-22 19:40:51,070 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 19:40:51,070 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:40:51,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 20 conjuncts are in the unsatisfiable core [2025-01-22 19:40:51,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 19:40:51,172 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 6 proven. 50 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2025-01-22 19:40:51,173 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 19:40:51,292 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 6 proven. 50 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2025-01-22 19:40:51,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [470530326] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 19:40:51,292 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 19:40:51,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 6 [2025-01-22 19:40:51,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650304376] [2025-01-22 19:40:51,292 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 19:40:51,292 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-01-22 19:40:51,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 19:40:51,293 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-01-22 19:40:51,293 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-01-22 19:40:51,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:40:51,293 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 19:40:51,293 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 19:40:51,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:40:51,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:51,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:40:51,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:51,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:40:51,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:40:51,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:40:51,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:40:51,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:40:51,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:40:51,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:40:51,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:40:51,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:51,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:40:51,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:40:51,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:40:51,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:40:51,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:40:51,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:40:51,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:40:51,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:40:51,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:40:51,377 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2025-01-22 19:40:51,571 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:40:51,572 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 19:40:51,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 19:40:51,572 INFO L85 PathProgramCache]: Analyzing trace with hash 942999780, now seen corresponding path program 8 times [2025-01-22 19:40:51,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 19:40:51,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285682040] [2025-01-22 19:40:51,572 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 19:40:51,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 19:40:51,576 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 104 statements into 2 equivalence classes. [2025-01-22 19:40:51,638 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 104 of 104 statements. [2025-01-22 19:40:51,638 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 19:40:51,638 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:40:54,692 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 12 proven. 104 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2025-01-22 19:40:54,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 19:40:54,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285682040] [2025-01-22 19:40:54,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285682040] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 19:40:54,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1116040399] [2025-01-22 19:40:54,692 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 19:40:54,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:40:54,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 19:40:54,694 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 19:40:54,695 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2025-01-22 19:40:54,718 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 104 statements into 2 equivalence classes. [2025-01-22 19:40:54,743 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 104 of 104 statements. [2025-01-22 19:40:54,743 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 19:40:54,743 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:40:54,746 WARN L254 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 246 conjuncts are in the unsatisfiable core [2025-01-22 19:40:54,749 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 19:41:02,728 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:41:02,728 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 19:41:11,633 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-22 19:41:11,633 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 144 treesize of output 708 [2025-01-22 19:41:27,644 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-22 19:41:27,645 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 117 treesize of output 681 [2025-01-22 19:41:28,316 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:41:28,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1116040399] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 19:41:28,316 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 19:41:28,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 67, 66] total 168 [2025-01-22 19:41:28,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590172013] [2025-01-22 19:41:28,316 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 19:41:28,317 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 169 states [2025-01-22 19:41:28,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 19:41:28,318 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 169 interpolants. [2025-01-22 19:41:28,322 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1008, Invalid=27384, Unknown=0, NotChecked=0, Total=28392 [2025-01-22 19:41:28,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:41:28,322 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 19:41:28,322 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 169 states, 169 states have (on average 1.5502958579881656) internal successors, (262), 168 states have internal predecessors, (262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 19:41:28,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:41:28,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:41:28,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:41:28,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:41:28,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:41:28,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:41:28,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:41:28,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:41:28,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:41:28,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:41:28,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:41:28,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:41:59,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:41:59,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:41:59,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:41:59,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:41:59,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:41:59,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:41:59,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:41:59,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:41:59,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:41:59,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:41:59,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:41:59,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 168 states. [2025-01-22 19:41:59,730 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2025-01-22 19:41:59,925 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,SelfDestructingSolverStorable11 [2025-01-22 19:41:59,925 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 19:41:59,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 19:41:59,925 INFO L85 PathProgramCache]: Analyzing trace with hash -1545058010, now seen corresponding path program 9 times [2025-01-22 19:41:59,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 19:41:59,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979422261] [2025-01-22 19:41:59,926 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 19:41:59,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 19:41:59,930 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 124 statements into 8 equivalence classes. [2025-01-22 19:41:59,974 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) and asserted 124 of 124 statements. [2025-01-22 19:41:59,975 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2025-01-22 19:41:59,975 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:42:05,152 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2025-01-22 19:42:05,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 19:42:05,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1979422261] [2025-01-22 19:42:05,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1979422261] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 19:42:05,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1414380862] [2025-01-22 19:42:05,153 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 19:42:05,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:42:05,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 19:42:05,155 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 19:42:05,155 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2025-01-22 19:42:05,181 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 124 statements into 8 equivalence classes. [2025-01-22 19:42:05,221 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) and asserted 124 of 124 statements. [2025-01-22 19:42:05,221 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2025-01-22 19:42:05,221 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:42:05,225 WARN L254 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 280 conjuncts are in the unsatisfiable core [2025-01-22 19:42:05,228 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 19:42:15,497 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 250 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:42:15,497 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 19:42:30,490 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,490 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,494 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,496 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,496 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,496 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,497 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,497 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,499 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,499 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,499 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,499 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,500 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,501 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,501 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,501 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,501 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,502 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,502 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,502 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,503 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,503 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,504 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,504 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,504 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,509 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,509 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,514 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,514 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,515 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,516 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,516 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,517 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,518 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,521 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,527 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,529 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,530 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,531 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,532 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,532 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,534 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,535 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,537 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,537 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:42:30,744 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-22 19:42:30,744 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 135 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 55 case distinctions, treesize of input 178 treesize of output 632 [2025-01-22 19:42:33,555 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-22 19:42:33,556 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 0 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 190 case distinctions, treesize of input 143 treesize of output 1047 [2025-01-22 19:42:35,398 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 250 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:42:35,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1414380862] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 19:42:35,398 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 19:42:35,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [76, 80, 80] total 231 [2025-01-22 19:42:35,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379235106] [2025-01-22 19:42:35,398 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 19:42:35,399 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 232 states [2025-01-22 19:42:35,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 19:42:35,401 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 232 interpolants. [2025-01-22 19:42:35,405 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6250, Invalid=47342, Unknown=0, NotChecked=0, Total=53592 [2025-01-22 19:42:35,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:42:35,405 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 19:42:35,405 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 232 states, 232 states have (on average 1.5301724137931034) internal successors, (355), 231 states have internal predecessors, (355), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 19:42:35,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:42:35,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:42:35,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:42:35,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:42:35,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:42:35,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:42:35,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:42:35,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:42:35,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:42:35,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:42:35,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:42:35,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 168 states. [2025-01-22 19:42:35,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:43:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:43:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:43:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:43:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:43:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:43:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:43:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:43:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:43:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:43:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:43:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:43:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 168 states. [2025-01-22 19:43:41,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 226 states. [2025-01-22 19:43:41,690 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2025-01-22 19:43:41,884 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:43:41,884 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 19:43:41,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 19:43:41,885 INFO L85 PathProgramCache]: Analyzing trace with hash 19333638, now seen corresponding path program 10 times [2025-01-22 19:43:41,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 19:43:41,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107786592] [2025-01-22 19:43:41,885 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 19:43:41,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 19:43:41,892 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 141 statements into 2 equivalence classes. [2025-01-22 19:43:41,902 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-01-22 19:43:41,902 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 19:43:41,902 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:43:42,070 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 17 proven. 86 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2025-01-22 19:43:42,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 19:43:42,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107786592] [2025-01-22 19:43:42,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107786592] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 19:43:42,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1850266603] [2025-01-22 19:43:42,071 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 19:43:42,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:43:42,071 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 19:43:42,073 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 19:43:42,074 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2025-01-22 19:43:42,105 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 141 statements into 2 equivalence classes. [2025-01-22 19:43:42,142 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-01-22 19:43:42,142 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 19:43:42,142 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:43:42,143 INFO L256 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 26 conjuncts are in the unsatisfiable core [2025-01-22 19:43:42,145 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 19:43:42,260 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 17 proven. 72 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2025-01-22 19:43:42,261 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 19:43:42,436 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 17 proven. 72 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2025-01-22 19:43:42,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1850266603] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 19:43:42,436 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 19:43:42,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 7 [2025-01-22 19:43:42,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288328483] [2025-01-22 19:43:42,437 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 19:43:42,437 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-01-22 19:43:42,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 19:43:42,437 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-01-22 19:43:42,437 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2025-01-22 19:43:42,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:43:42,437 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 19:43:42,437 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 19:43:42,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:43:42,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:43:42,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:43:42,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:43:42,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:43:42,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:43:42,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:43:42,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:43:42,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:43:42,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:43:42,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:43:42,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 168 states. [2025-01-22 19:43:42,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 226 states. [2025-01-22 19:43:42,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:43:42,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:43:42,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:43:42,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:43:42,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:43:42,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:43:42,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:43:42,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:43:42,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:43:42,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:43:42,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:43:42,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:43:42,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 168 states. [2025-01-22 19:43:42,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 226 states. [2025-01-22 19:43:42,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-22 19:43:42,581 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2025-01-22 19:43:42,774 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:43:42,775 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 19:43:42,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 19:43:42,775 INFO L85 PathProgramCache]: Analyzing trace with hash 169216058, now seen corresponding path program 11 times [2025-01-22 19:43:42,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 19:43:42,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410431657] [2025-01-22 19:43:42,775 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 19:43:42,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 19:43:42,780 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 134 statements into 9 equivalence classes. [2025-01-22 19:43:42,824 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) and asserted 134 of 134 statements. [2025-01-22 19:43:42,824 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2025-01-22 19:43:42,824 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:43:46,408 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 42 proven. 119 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2025-01-22 19:43:46,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 19:43:46,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410431657] [2025-01-22 19:43:46,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410431657] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 19:43:46,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [810792737] [2025-01-22 19:43:46,408 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 19:43:46,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:43:46,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 19:43:46,410 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 19:43:46,411 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2025-01-22 19:43:46,436 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 134 statements into 9 equivalence classes. [2025-01-22 19:43:46,477 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) and asserted 134 of 134 statements. [2025-01-22 19:43:46,478 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2025-01-22 19:43:46,478 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:43:46,488 WARN L254 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 304 conjuncts are in the unsatisfiable core [2025-01-22 19:43:46,491 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 19:43:59,953 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 0 proven. 341 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:43:59,953 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 19:44:17,755 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,755 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,757 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,759 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,759 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,760 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,760 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,760 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,761 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,762 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,763 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,763 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,763 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,764 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,764 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,765 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,765 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,765 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,765 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,766 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,766 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,766 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,767 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,769 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,770 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,770 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,770 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,776 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,776 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,776 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,776 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,777 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,777 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,778 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,779 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,779 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,780 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,780 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,783 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,783 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,788 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,793 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,794 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,795 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,796 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,796 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,796 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,798 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,799 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,800 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,801 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,801 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,801 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,802 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:17,802 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:18,073 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-22 19:44:18,074 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 165 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 66 case distinctions, treesize of input 195 treesize of output 749 [2025-01-22 19:44:21,268 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,269 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,270 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,270 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,271 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,271 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,272 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,273 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,275 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,275 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,276 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,276 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,276 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,280 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,280 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,284 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,284 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,284 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,285 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,285 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,286 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,286 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,287 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,287 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,287 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,288 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,289 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,292 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,292 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,293 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,294 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,295 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,295 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,295 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,296 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,296 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,296 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,297 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,297 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,298 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,299 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,300 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,313 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,313 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,314 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,315 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,316 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,316 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,317 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,320 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,321 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,321 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,321 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,322 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,323 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:44:21,600 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-22 19:44:21,601 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 165 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 66 case distinctions, treesize of input 156 treesize of output 710 [2025-01-22 19:44:22,464 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 0 proven. 341 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:44:22,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [810792737] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 19:44:22,464 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 19:44:22,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 87, 87] total 213 [2025-01-22 19:44:22,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497064601] [2025-01-22 19:44:22,464 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 19:44:22,465 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 214 states [2025-01-22 19:44:22,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 19:44:22,466 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 214 interpolants. [2025-01-22 19:44:22,468 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3365, Invalid=42217, Unknown=0, NotChecked=0, Total=45582 [2025-01-22 19:44:22,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:44:22,468 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 19:44:22,468 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 214 states, 214 states have (on average 1.5233644859813085) internal successors, (326), 213 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 19:44:22,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:44:22,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:44:22,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:44:22,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:44:22,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:44:22,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:44:22,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:44:22,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:44:22,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:44:22,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:44:22,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:44:22,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 168 states. [2025-01-22 19:44:22,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 226 states. [2025-01-22 19:44:22,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-22 19:44:22,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:45:29,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:45:29,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:45:29,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:45:29,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:45:29,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:45:29,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:45:29,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:45:29,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:45:29,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:45:29,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:45:29,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:45:29,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 19:45:29,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 236 states. [2025-01-22 19:45:29,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-22 19:45:29,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 212 states. [2025-01-22 19:45:29,793 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2025-01-22 19:45:29,987 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,SelfDestructingSolverStorable14 [2025-01-22 19:45:29,987 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 19:45:29,988 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 19:45:29,988 INFO L85 PathProgramCache]: Analyzing trace with hash -307266956, now seen corresponding path program 12 times [2025-01-22 19:45:29,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 19:45:29,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987378037] [2025-01-22 19:45:29,988 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 19:45:29,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 19:45:29,994 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 147 statements into 10 equivalence classes. [2025-01-22 19:45:30,028 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) and asserted 147 of 147 statements. [2025-01-22 19:45:30,028 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2025-01-22 19:45:30,028 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:45:30,376 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 10 proven. 122 refuted. 0 times theorem prover too weak. 283 trivial. 0 not checked. [2025-01-22 19:45:30,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 19:45:30,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987378037] [2025-01-22 19:45:30,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987378037] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 19:45:30,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1156863425] [2025-01-22 19:45:30,377 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 19:45:30,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:45:30,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 19:45:30,379 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 19:45:30,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2025-01-22 19:45:30,410 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 147 statements into 10 equivalence classes. [2025-01-22 19:45:30,463 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) and asserted 147 of 147 statements. [2025-01-22 19:45:30,463 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2025-01-22 19:45:30,463 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:45:30,465 INFO L256 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 56 conjuncts are in the unsatisfiable core [2025-01-22 19:45:30,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 19:45:30,638 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2025-01-22 19:45:30,639 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 19:45:30,673 INFO L349 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2025-01-22 19:45:30,674 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2025-01-22 19:45:30,747 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2025-01-22 19:45:30,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1156863425] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 19:45:30,747 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 19:45:30,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13, 13] total 21 [2025-01-22 19:45:30,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695496838] [2025-01-22 19:45:30,747 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 19:45:30,748 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2025-01-22 19:45:30,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 19:45:30,748 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2025-01-22 19:45:30,748 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=411, Unknown=0, NotChecked=0, Total=462 [2025-01-22 19:45:30,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:45:30,748 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 19:45:30,748 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 5.090909090909091) internal successors, (112), 21 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 19:45:30,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:45:30,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:45:30,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:45:30,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:45:30,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:45:30,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:45:30,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:45:30,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:45:30,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:45:30,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:45:30,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:45:30,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 19:45:30,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 236 states. [2025-01-22 19:45:30,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-22 19:45:30,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 212 states. [2025-01-22 19:45:30,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:45:31,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:45:31,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:45:31,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:45:31,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:45:31,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:45:31,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:45:31,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:45:31,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:45:31,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:45:31,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:45:31,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:45:31,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 19:45:31,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 236 states. [2025-01-22 19:45:31,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-22 19:45:31,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 215 states. [2025-01-22 19:45:31,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-22 19:45:31,625 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2025-01-22 19:45:31,819 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,SelfDestructingSolverStorable15 [2025-01-22 19:45:31,820 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 19:45:31,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 19:45:31,820 INFO L85 PathProgramCache]: Analyzing trace with hash 1980107754, now seen corresponding path program 13 times [2025-01-22 19:45:31,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 19:45:31,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451366117] [2025-01-22 19:45:31,820 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 19:45:31,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 19:45:31,825 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 157 statements into 1 equivalence classes. [2025-01-22 19:45:31,843 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 157 of 157 statements. [2025-01-22 19:45:31,843 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 19:45:31,843 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:45:32,316 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 68 proven. 198 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2025-01-22 19:45:32,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 19:45:32,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451366117] [2025-01-22 19:45:32,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1451366117] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 19:45:32,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [249620069] [2025-01-22 19:45:32,316 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 19:45:32,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:45:32,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 19:45:32,318 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 19:45:32,320 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2025-01-22 19:45:32,346 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 157 statements into 1 equivalence classes. [2025-01-22 19:45:32,386 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 157 of 157 statements. [2025-01-22 19:45:32,387 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 19:45:32,387 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:45:32,389 INFO L256 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 62 conjuncts are in the unsatisfiable core [2025-01-22 19:45:32,391 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 19:45:32,571 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2025-01-22 19:45:32,571 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 19:45:32,606 INFO L349 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2025-01-22 19:45:32,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2025-01-22 19:45:32,699 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2025-01-22 19:45:32,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [249620069] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 19:45:32,699 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 19:45:32,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 15, 15] total 28 [2025-01-22 19:45:32,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965308006] [2025-01-22 19:45:32,699 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 19:45:32,700 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2025-01-22 19:45:32,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 19:45:32,700 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2025-01-22 19:45:32,700 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=734, Unknown=0, NotChecked=0, Total=812 [2025-01-22 19:45:32,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:45:32,700 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 19:45:32,701 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 5.206896551724138) internal successors, (151), 28 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 19:45:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:45:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:45:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:45:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:45:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:45:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:45:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:45:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:45:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:45:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:45:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:45:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 19:45:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 236 states. [2025-01-22 19:45:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-22 19:45:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 215 states. [2025-01-22 19:45:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-22 19:45:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:45:33,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:45:33,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:45:33,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:45:33,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:45:33,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:45:33,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:45:33,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:45:33,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:45:33,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:45:33,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:45:33,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:45:33,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 19:45:33,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 236 states. [2025-01-22 19:45:33,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-22 19:45:33,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 215 states. [2025-01-22 19:45:33,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-22 19:45:33,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-01-22 19:45:33,399 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2025-01-22 19:45:33,593 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2025-01-22 19:45:33,594 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 19:45:33,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 19:45:33,594 INFO L85 PathProgramCache]: Analyzing trace with hash -1437570480, now seen corresponding path program 14 times [2025-01-22 19:45:33,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 19:45:33,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990765429] [2025-01-22 19:45:33,594 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 19:45:33,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 19:45:33,600 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 167 statements into 2 equivalence classes. [2025-01-22 19:45:33,615 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 167 of 167 statements. [2025-01-22 19:45:33,615 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 19:45:33,615 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:45:34,106 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 65 proven. 261 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2025-01-22 19:45:34,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 19:45:34,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990765429] [2025-01-22 19:45:34,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990765429] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 19:45:34,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1480344733] [2025-01-22 19:45:34,106 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-22 19:45:34,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:45:34,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 19:45:34,108 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 19:45:34,108 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2025-01-22 19:45:34,135 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 167 statements into 2 equivalence classes. [2025-01-22 19:45:34,181 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 167 of 167 statements. [2025-01-22 19:45:34,182 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-22 19:45:34,182 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:45:34,184 INFO L256 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 64 conjuncts are in the unsatisfiable core [2025-01-22 19:45:34,186 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 19:45:34,407 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2025-01-22 19:45:34,407 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 19:45:34,448 INFO L349 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2025-01-22 19:45:34,449 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2025-01-22 19:45:34,524 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2025-01-22 19:45:34,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1480344733] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 19:45:34,524 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 19:45:34,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 17, 17] total 31 [2025-01-22 19:45:34,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597791113] [2025-01-22 19:45:34,525 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 19:45:34,525 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2025-01-22 19:45:34,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 19:45:34,525 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2025-01-22 19:45:34,525 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=905, Unknown=0, NotChecked=0, Total=992 [2025-01-22 19:45:34,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:45:34,525 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 19:45:34,526 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 5.34375) internal successors, (171), 31 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 19:45:34,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:45:34,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:45:34,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:45:34,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:45:34,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:45:34,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:45:34,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:45:34,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:45:34,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:45:34,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:45:34,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:45:34,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 19:45:34,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 236 states. [2025-01-22 19:45:34,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-22 19:45:34,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 215 states. [2025-01-22 19:45:34,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-22 19:45:34,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-01-22 19:45:34,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:45:35,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:45:35,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:45:35,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:45:35,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:45:35,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:45:35,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:45:35,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:45:35,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:45:35,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:45:35,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:45:35,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:45:35,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 19:45:35,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 236 states. [2025-01-22 19:45:35,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-22 19:45:35,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 215 states. [2025-01-22 19:45:35,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-22 19:45:35,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-01-22 19:45:35,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-22 19:45:35,323 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2025-01-22 19:45:35,518 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2025-01-22 19:45:35,518 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 19:45:35,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 19:45:35,519 INFO L85 PathProgramCache]: Analyzing trace with hash -2102128726, now seen corresponding path program 15 times [2025-01-22 19:45:35,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 19:45:35,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404339382] [2025-01-22 19:45:35,519 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 19:45:35,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 19:45:35,526 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 177 statements into 10 equivalence classes. [2025-01-22 19:45:35,627 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) and asserted 177 of 177 statements. [2025-01-22 19:45:35,627 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2025-01-22 19:45:35,627 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:45:36,313 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 32 proven. 373 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2025-01-22 19:45:36,313 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 19:45:36,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404339382] [2025-01-22 19:45:36,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404339382] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 19:45:36,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1571717457] [2025-01-22 19:45:36,313 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-22 19:45:36,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:45:36,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 19:45:36,315 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 19:45:36,316 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2025-01-22 19:45:36,349 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 177 statements into 10 equivalence classes. [2025-01-22 19:45:36,426 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) and asserted 177 of 177 statements. [2025-01-22 19:45:36,426 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2025-01-22 19:45:36,426 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:45:36,430 INFO L256 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 150 conjuncts are in the unsatisfiable core [2025-01-22 19:45:36,432 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 19:45:37,711 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 0 proven. 238 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2025-01-22 19:45:37,712 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 19:45:38,069 INFO L349 Elim1Store]: treesize reduction 5, result has 82.8 percent of original size [2025-01-22 19:45:38,069 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 37 treesize of output 46 [2025-01-22 19:45:39,190 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-22 19:45:39,191 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 56 treesize of output 124 [2025-01-22 19:45:40,923 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 3 proven. 235 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2025-01-22 19:45:40,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1571717457] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 19:45:40,923 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 19:45:40,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 33, 33] total 88 [2025-01-22 19:45:40,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294369282] [2025-01-22 19:45:40,923 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 19:45:40,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 89 states [2025-01-22 19:45:40,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 19:45:40,924 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 89 interpolants. [2025-01-22 19:45:40,925 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=409, Invalid=7423, Unknown=0, NotChecked=0, Total=7832 [2025-01-22 19:45:40,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:45:40,925 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 19:45:40,925 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 89 states, 89 states have (on average 3.595505617977528) internal successors, (320), 88 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 19:45:40,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:45:40,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:45:40,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:45:40,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:45:40,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:45:40,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:45:40,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:45:40,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:45:40,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:45:40,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:45:40,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:45:40,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 19:45:40,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 236 states. [2025-01-22 19:45:40,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-22 19:45:40,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 215 states. [2025-01-22 19:45:40,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-22 19:45:40,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-01-22 19:45:40,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-01-22 19:45:40,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:45:46,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:45:46,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:45:46,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:45:46,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:45:46,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:45:46,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:45:46,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:45:46,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:45:46,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:45:46,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:45:46,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:45:46,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 19:45:46,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 236 states. [2025-01-22 19:45:46,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-22 19:45:46,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 215 states. [2025-01-22 19:45:46,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-22 19:45:46,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-01-22 19:45:46,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-22 19:45:46,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-22 19:45:46,525 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2025-01-22 19:45:46,718 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:45:46,719 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 19:45:46,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 19:45:46,719 INFO L85 PathProgramCache]: Analyzing trace with hash 1266199920, now seen corresponding path program 16 times [2025-01-22 19:45:46,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 19:45:46,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028738373] [2025-01-22 19:45:46,719 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 19:45:46,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 19:45:46,727 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 208 statements into 2 equivalence classes. [2025-01-22 19:45:46,745 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 208 of 208 statements. [2025-01-22 19:45:46,745 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 19:45:46,745 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:45:47,220 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 230 proven. 162 refuted. 0 times theorem prover too weak. 305 trivial. 0 not checked. [2025-01-22 19:45:47,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 19:45:47,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028738373] [2025-01-22 19:45:47,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028738373] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 19:45:47,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [801675323] [2025-01-22 19:45:47,220 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-22 19:45:47,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:45:47,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 19:45:47,224 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 19:45:47,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2025-01-22 19:45:47,264 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 208 statements into 2 equivalence classes. [2025-01-22 19:45:47,329 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 208 of 208 statements. [2025-01-22 19:45:47,330 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-22 19:45:47,330 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:45:47,332 INFO L256 TraceCheckSpWp]: Trace formula consists of 729 conjuncts, 38 conjuncts are in the unsatisfiable core [2025-01-22 19:45:47,335 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 19:45:47,489 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 229 proven. 146 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2025-01-22 19:45:47,489 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 19:45:47,732 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 229 proven. 146 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2025-01-22 19:45:47,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [801675323] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 19:45:47,733 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 19:45:47,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 11] total 13 [2025-01-22 19:45:47,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171774158] [2025-01-22 19:45:47,733 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 19:45:47,733 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2025-01-22 19:45:47,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 19:45:47,734 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2025-01-22 19:45:47,734 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=92, Unknown=0, NotChecked=0, Total=182 [2025-01-22 19:45:47,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:45:47,734 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 19:45:47,734 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 9.071428571428571) internal successors, (127), 13 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 19:45:47,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:45:47,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:45:47,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:45:47,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:45:47,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:45:47,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:45:47,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:45:47,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:45:47,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:45:47,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:45:47,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:45:47,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 19:45:47,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 236 states. [2025-01-22 19:45:47,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-22 19:45:47,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 215 states. [2025-01-22 19:45:47,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-22 19:45:47,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-01-22 19:45:47,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-01-22 19:45:47,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-22 19:45:47,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:45:47,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:45:47,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:45:47,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:45:47,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:45:47,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:45:47,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:45:47,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:45:47,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:45:47,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:45:47,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:45:47,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:45:47,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 19:45:47,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 236 states. [2025-01-22 19:45:47,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-22 19:45:47,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 215 states. [2025-01-22 19:45:47,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-22 19:45:47,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-01-22 19:45:47,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-22 19:45:47,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-22 19:45:47,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-22 19:45:47,978 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2025-01-22 19:45:48,172 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,SelfDestructingSolverStorable19 [2025-01-22 19:45:48,172 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 19:45:48,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 19:45:48,173 INFO L85 PathProgramCache]: Analyzing trace with hash -1102880628, now seen corresponding path program 17 times [2025-01-22 19:45:48,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 19:45:48,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345805499] [2025-01-22 19:45:48,173 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 19:45:48,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 19:45:48,178 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 194 statements into 10 equivalence classes. [2025-01-22 19:45:48,443 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) and asserted 194 of 194 statements. [2025-01-22 19:45:48,443 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2025-01-22 19:45:48,443 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:45:59,086 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 46 proven. 382 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2025-01-22 19:45:59,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 19:45:59,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345805499] [2025-01-22 19:45:59,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345805499] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 19:45:59,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [929275404] [2025-01-22 19:45:59,086 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-22 19:45:59,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:45:59,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 19:45:59,088 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 19:45:59,088 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2025-01-22 19:45:59,117 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 194 statements into 10 equivalence classes. [2025-01-22 19:45:59,189 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) and asserted 194 of 194 statements. [2025-01-22 19:45:59,189 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2025-01-22 19:45:59,189 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:45:59,194 WARN L254 TraceCheckSpWp]: Trace formula consists of 677 conjuncts, 463 conjuncts are in the unsatisfiable core [2025-01-22 19:45:59,198 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 19:46:41,152 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 0 proven. 670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:46:41,152 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 19:47:44,186 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,187 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,189 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,189 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,192 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,193 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,193 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,193 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,194 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,195 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,195 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,195 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,195 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,196 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,198 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,203 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,203 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,206 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,206 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,206 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,207 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,207 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,208 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,208 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,208 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,208 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,209 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,209 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,209 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,210 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,210 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,210 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,210 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,211 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,211 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,212 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,213 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,214 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,215 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,215 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,222 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,222 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,222 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,223 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,223 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,224 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,224 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,224 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,224 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,225 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,225 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,226 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,226 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,226 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,227 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,227 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,228 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,228 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,228 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,232 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,232 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,233 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,234 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,234 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,235 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,236 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,236 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,237 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,239 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,239 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,239 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,240 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,240 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,241 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,241 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,242 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,242 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,242 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,243 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,243 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,243 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,247 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,248 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,249 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,250 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,250 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,251 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,251 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,251 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,265 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,265 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,267 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,268 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,270 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,271 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,272 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,273 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,274 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,274 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,274 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,275 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,275 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,276 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,277 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,278 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,278 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,279 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,279 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,279 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,279 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,280 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,280 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,281 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,284 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,284 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,284 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,286 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,288 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,289 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,290 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,292 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,293 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,293 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,293 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,293 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,294 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,296 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,296 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,298 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,299 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,299 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,299 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,302 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,303 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,305 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,305 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:47:44,306 INFO L224 Elim1Store]: Index analysis took 121 ms [2025-01-22 19:47:45,376 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-22 19:47:45,377 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 34 select indices, 34 select index equivalence classes, 408 disjoint index pairs (out of 561 index pairs), introduced 34 new quantified variables, introduced 153 case distinctions, treesize of input 304 treesize of output 1664 [2025-01-22 19:48:01,084 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,084 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,089 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,090 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,090 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,090 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,091 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,092 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,093 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,093 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,094 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,094 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,094 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,097 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,098 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,098 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,099 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,099 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,100 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,100 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,101 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,102 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,102 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,103 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,103 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,104 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,104 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,104 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,104 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,105 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,105 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,105 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,106 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,106 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,106 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,106 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,107 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,107 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,108 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,108 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,108 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,112 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,113 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,114 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,114 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,114 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,115 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,115 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,116 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,116 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,117 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,117 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,117 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,117 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,118 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,118 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,119 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,119 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,120 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,120 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,121 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,121 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,125 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,125 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,125 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,133 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,133 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,134 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,134 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,134 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,135 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,135 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,136 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,136 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,136 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,137 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,138 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,140 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,141 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,144 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,145 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,145 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,146 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,148 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,149 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,150 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,151 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,152 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,152 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,154 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,155 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,156 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,157 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,157 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,160 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,167 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,168 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,169 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,169 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,170 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,171 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,172 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,172 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,174 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,178 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,179 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,181 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,181 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,182 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,182 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,182 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,183 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,183 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,183 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,183 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,184 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,185 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,186 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,186 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,187 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,187 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,188 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,189 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,190 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,191 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,193 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,194 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,195 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,196 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,196 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,197 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,198 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,199 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,200 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,201 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,202 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-22 19:48:01,202 INFO L224 Elim1Store]: Index analysis took 126 ms [2025-01-22 19:48:02,201 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-22 19:48:02,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 34 select indices, 34 select index equivalence classes, 408 disjoint index pairs (out of 561 index pairs), introduced 34 new quantified variables, introduced 153 case distinctions, treesize of input 534 treesize of output 1864 [2025-01-22 19:48:19,500 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 0 proven. 670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-22 19:48:19,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [929275404] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 19:48:19,501 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 19:48:19,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [86, 130, 130] total 341 [2025-01-22 19:48:19,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131898759] [2025-01-22 19:48:19,501 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 19:48:19,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 342 states [2025-01-22 19:48:19,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 19:48:19,503 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 342 interpolants. [2025-01-22 19:48:19,507 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6034, Invalid=110588, Unknown=0, NotChecked=0, Total=116622 [2025-01-22 19:48:19,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:48:19,507 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 19:48:19,508 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 342 states, 342 states have (on average 1.4941520467836258) internal successors, (511), 341 states have internal predecessors, (511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 19:48:19,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:48:19,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:48:19,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:48:19,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:48:19,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:48:19,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:48:19,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:48:19,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:48:19,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:48:19,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:48:19,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:48:19,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 19:48:19,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 236 states. [2025-01-22 19:48:19,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-22 19:48:19,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 215 states. [2025-01-22 19:48:19,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-22 19:48:19,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-01-22 19:48:19,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-01-22 19:48:19,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-22 19:48:19,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-22 19:48:19,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:53:47,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:53:47,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:53:47,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:53:47,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:53:47,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:53:47,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:53:47,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:53:47,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:53:47,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:53:47,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:53:47,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:53:47,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 19:53:47,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 236 states. [2025-01-22 19:53:47,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-22 19:53:47,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 215 states. [2025-01-22 19:53:47,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-22 19:53:47,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-01-22 19:53:47,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-22 19:53:47,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-22 19:53:47,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-22 19:53:47,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 358 states. [2025-01-22 19:53:47,555 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2025-01-22 19:53:47,748 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,21 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:53:47,748 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 19:53:47,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 19:53:47,749 INFO L85 PathProgramCache]: Analyzing trace with hash 173769814, now seen corresponding path program 18 times [2025-01-22 19:53:47,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 19:53:47,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411471392] [2025-01-22 19:53:47,749 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 19:53:47,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 19:53:47,754 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 221 statements into 11 equivalence classes. [2025-01-22 19:53:47,814 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) and asserted 221 of 221 statements. [2025-01-22 19:53:47,814 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2025-01-22 19:53:47,814 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:53:48,185 INFO L134 CoverageAnalysis]: Checked inductivity of 813 backedges. 230 proven. 195 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2025-01-22 19:53:48,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 19:53:48,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411471392] [2025-01-22 19:53:48,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411471392] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 19:53:48,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1025730009] [2025-01-22 19:53:48,185 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-22 19:53:48,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:53:48,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 19:53:48,187 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 19:53:48,188 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2025-01-22 19:53:48,220 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 221 statements into 11 equivalence classes. [2025-01-22 19:53:48,288 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) and asserted 221 of 221 statements. [2025-01-22 19:53:48,289 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2025-01-22 19:53:48,289 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:53:48,291 INFO L256 TraceCheckSpWp]: Trace formula consists of 773 conjuncts, 42 conjuncts are in the unsatisfiable core [2025-01-22 19:53:48,294 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-22 19:53:48,446 INFO L134 CoverageAnalysis]: Checked inductivity of 813 backedges. 230 proven. 177 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2025-01-22 19:53:48,447 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-22 19:53:48,723 INFO L134 CoverageAnalysis]: Checked inductivity of 813 backedges. 230 proven. 177 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2025-01-22 19:53:48,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1025730009] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-22 19:53:48,723 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-22 19:53:48,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12, 12] total 13 [2025-01-22 19:53:48,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492203736] [2025-01-22 19:53:48,723 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-22 19:53:48,723 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2025-01-22 19:53:48,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-22 19:53:48,724 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2025-01-22 19:53:48,724 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=91, Unknown=0, NotChecked=0, Total=182 [2025-01-22 19:53:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:53:48,724 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-22 19:53:48,724 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 9.142857142857142) internal successors, (128), 13 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-22 19:53:48,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:53:48,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:53:48,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:53:48,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:53:48,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:53:48,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:53:48,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:53:48,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:53:48,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:53:48,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:53:48,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:53:48,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2025-01-22 19:53:48,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 236 states. [2025-01-22 19:53:48,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-22 19:53:48,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 215 states. [2025-01-22 19:53:48,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-22 19:53:48,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-01-22 19:53:48,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-01-22 19:53:48,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-22 19:53:48,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-22 19:53:48,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 358 states. [2025-01-22 19:53:48,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-22 19:53:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-22 19:53:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:53:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-22 19:53:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-22 19:53:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-01-22 19:53:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-22 19:53:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2025-01-22 19:53:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2025-01-22 19:53:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2025-01-22 19:53:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:53:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-22 19:53:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2025-01-22 19:53:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 236 states. [2025-01-22 19:53:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-22 19:53:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 215 states. [2025-01-22 19:53:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-22 19:53:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-01-22 19:53:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-22 19:53:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-22 19:53:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-22 19:53:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 358 states. [2025-01-22 19:53:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-22 19:53:48,982 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2025-01-22 19:53:49,176 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,SelfDestructingSolverStorable21 [2025-01-22 19:53:49,176 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-01-22 19:53:49,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-22 19:53:49,177 INFO L85 PathProgramCache]: Analyzing trace with hash 2127331306, now seen corresponding path program 19 times [2025-01-22 19:53:49,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-22 19:53:49,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789275875] [2025-01-22 19:53:49,177 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 19:53:49,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-22 19:53:49,183 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 214 statements into 1 equivalence classes. [2025-01-22 19:53:49,245 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 214 of 214 statements. [2025-01-22 19:53:49,245 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 19:53:49,245 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:54:01,513 INFO L134 CoverageAnalysis]: Checked inductivity of 843 backedges. 101 proven. 490 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2025-01-22 19:54:01,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-22 19:54:01,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789275875] [2025-01-22 19:54:01,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789275875] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-22 19:54:01,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [450709141] [2025-01-22 19:54:01,513 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-22 19:54:01,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-22 19:54:01,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-22 19:54:01,515 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-22 19:54:01,515 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2025-01-22 19:54:01,545 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 214 statements into 1 equivalence classes. [2025-01-22 19:54:01,597 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 214 of 214 statements. [2025-01-22 19:54:01,597 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-22 19:54:01,597 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-22 19:54:01,602 WARN L254 TraceCheckSpWp]: Trace formula consists of 747 conjuncts, 514 conjuncts are in the unsatisfiable core [2025-01-22 19:54:01,606 INFO L279 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2025-01-22 19:54:10,669 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2025-01-22 19:54:10,670 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2025-01-22 19:54:10,670 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2025-01-22 19:54:10,676 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2025-01-22 19:54:10,693 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2025-01-22 19:54:10,870 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,SelfDestructingSolverStorable22 [2025-01-22 19:54:10,870 WARN L596 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 215 with TraceHistMax 20,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 147 known predicates. [2025-01-22 19:54:10,871 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2025-01-22 19:54:10,871 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2025-01-22 19:54:10,871 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2025-01-22 19:54:10,875 INFO L422 BasicCegarLoop]: Path program histogram: [19, 3, 1] [2025-01-22 19:54:10,877 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-01-22 19:54:10,877 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-22 19:54:10,885 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2025-01-22 19:54:10,887 INFO L201 PluginConnector]: Adding new model queue-add-3-nl.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.01 07:54:10 BasicIcfg [2025-01-22 19:54:10,887 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-22 19:54:10,889 INFO L158 Benchmark]: Toolchain (without parser) took 840987.11ms. Allocated memory was 117.4MB in the beginning and 2.2GB in the end (delta: 2.1GB). Free memory was 78.0MB in the beginning and 915.5MB in the end (delta: -837.6MB). Peak memory consumption was 1.3GB. Max. memory is 16.0GB. [2025-01-22 19:54:10,889 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.21ms. Allocated memory is still 117.4MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.0GB. [2025-01-22 19:54:10,889 INFO L158 Benchmark]: Boogie Procedure Inliner took 17.65ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 76.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.0GB. [2025-01-22 19:54:10,889 INFO L158 Benchmark]: Boogie Preprocessor took 10.83ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 76.0MB in the end (delta: 721.5kB). There was no memory consumed. Max. memory is 16.0GB. [2025-01-22 19:54:10,889 INFO L158 Benchmark]: RCFGBuilder took 250.63ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 63.9MB in the end (delta: 12.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.0GB. [2025-01-22 19:54:10,889 INFO L158 Benchmark]: TraceAbstraction took 840701.77ms. Allocated memory was 117.4MB in the beginning and 2.2GB in the end (delta: 2.1GB). Free memory was 63.4MB in the beginning and 915.5MB in the end (delta: -852.2MB). Peak memory consumption was 1.3GB. Max. memory is 16.0GB. [2025-01-22 19:54:10,890 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 0.21ms. Allocated memory is still 117.4MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.0GB. * Boogie Procedure Inliner took 17.65ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 76.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.0GB. * Boogie Preprocessor took 10.83ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 76.0MB in the end (delta: 721.5kB). There was no memory consumed. Max. memory is 16.0GB. * RCFGBuilder took 250.63ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 63.9MB in the end (delta: 12.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.0GB. * TraceAbstraction took 840701.77ms. Allocated memory was 117.4MB in the beginning and 2.2GB in the end (delta: 2.1GB). Free memory was 63.4MB in the beginning and 915.5MB in the end (delta: -852.2MB). Peak memory consumption was 1.3GB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19736, independent: 16613, independent conditional: 16040, independent unconditional: 573, dependent: 3123, dependent conditional: 3120, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16652, independent: 16613, independent conditional: 16040, independent unconditional: 573, dependent: 39, dependent conditional: 36, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 16652, independent: 16613, independent conditional: 16040, independent unconditional: 573, dependent: 39, dependent conditional: 36, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17295, independent: 16613, independent conditional: 16040, independent unconditional: 573, dependent: 682, dependent conditional: 679, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 17295, independent: 16613, independent conditional: 135, independent unconditional: 16478, dependent: 682, dependent conditional: 304, dependent unconditional: 378, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17295, independent: 16613, independent conditional: 135, independent unconditional: 16478, dependent: 682, dependent conditional: 304, dependent unconditional: 378, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 669, independent: 575, independent conditional: 81, independent unconditional: 494, dependent: 94, dependent conditional: 91, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 669, independent: 489, independent conditional: 0, independent unconditional: 489, dependent: 180, dependent conditional: 0, dependent unconditional: 180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 180, independent: 86, independent conditional: 81, independent unconditional: 5, dependent: 94, dependent conditional: 91, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 180, independent: 86, independent conditional: 81, independent unconditional: 5, dependent: 94, dependent conditional: 91, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1399, independent: 700, independent conditional: 577, independent unconditional: 122, dependent: 699, dependent conditional: 641, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 17295, independent: 16038, independent conditional: 54, independent unconditional: 15984, dependent: 588, dependent conditional: 213, dependent unconditional: 375, unknown: 669, unknown conditional: 172, unknown unconditional: 497] , Statistics on independence cache: Total cache size (in pairs): 669, Positive cache size: 575, Positive conditional cache size: 81, Positive unconditional cache size: 494, Negative cache size: 94, Negative conditional cache size: 91, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 16280, Maximal queried relation: 19, Independence queries for same thread: 3084, Persistent sets #1 benchmarks: Persistent set computation time: 0.2s, Number of persistent set computation: 56, Number of trivial persistent sets: 31, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 576, independent: 573, independent conditional: 0, independent unconditional: 573, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19736, independent: 16613, independent conditional: 16040, independent unconditional: 573, dependent: 3123, dependent conditional: 3120, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16652, independent: 16613, independent conditional: 16040, independent unconditional: 573, dependent: 39, dependent conditional: 36, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 16652, independent: 16613, independent conditional: 16040, independent unconditional: 573, dependent: 39, dependent conditional: 36, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17295, independent: 16613, independent conditional: 16040, independent unconditional: 573, dependent: 682, dependent conditional: 679, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 17295, independent: 16613, independent conditional: 135, independent unconditional: 16478, dependent: 682, dependent conditional: 304, dependent unconditional: 378, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17295, independent: 16613, independent conditional: 135, independent unconditional: 16478, dependent: 682, dependent conditional: 304, dependent unconditional: 378, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 669, independent: 575, independent conditional: 81, independent unconditional: 494, dependent: 94, dependent conditional: 91, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 669, independent: 489, independent conditional: 0, independent unconditional: 489, dependent: 180, dependent conditional: 0, dependent unconditional: 180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 180, independent: 86, independent conditional: 81, independent unconditional: 5, dependent: 94, dependent conditional: 91, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 180, independent: 86, independent conditional: 81, independent unconditional: 5, dependent: 94, dependent conditional: 91, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1399, independent: 700, independent conditional: 577, independent unconditional: 122, dependent: 699, dependent conditional: 641, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 17295, independent: 16038, independent conditional: 54, independent unconditional: 15984, dependent: 588, dependent conditional: 213, dependent unconditional: 375, unknown: 669, unknown conditional: 172, unknown unconditional: 497] , Statistics on independence cache: Total cache size (in pairs): 669, Positive cache size: 575, Positive conditional cache size: 81, Positive unconditional cache size: 494, Negative cache size: 94, Negative conditional cache size: 91, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 16280, Maximal queried relation: 19, Independence queries for same thread: 3084 - TimeoutResultAtElement [Line: 96]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 215 with TraceHistMax 20,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 147 known predicates. - TimeoutResultAtElement [Line: 89]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 215 with TraceHistMax 20,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 147 known predicates. - TimeoutResultAtElement [Line: 90]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 215 with TraceHistMax 20,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 147 known predicates. - TimeoutResultAtElement [Line: 89]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 215 with TraceHistMax 20,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 147 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 50 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 840.6s, OverallIterations: 23, TraceHistogramMax: 0, PathProgramHistogramMax: 19, EmptinessCheckTime: 526.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1577, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 286.1s InterpolantComputationTime, 4597 NumberOfCodeBlocks, 4597 NumberOfCodeBlocksAsserted, 180 NumberOfCheckSat, 6783 ConstructedInterpolants, 0 QuantifiedInterpolants, 191720 SizeOfPredicates, 235 NumberOfNonLiveVariables, 7922 ConjunctsInSsa, 2096 ConjunctsInUnsatCore, 61 InterpolantComputations, 3 PerfectInterpolantSequences, 9443/17157 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown