/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.commutativity.condition.synthesis SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-5.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-14 23:05:48,461 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 23:05:48,532 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-14 23:05:48,538 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 23:05:48,538 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 23:05:48,564 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 23:05:48,564 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 23:05:48,564 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 23:05:48,564 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 23:05:48,565 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 23:05:48,565 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 23:05:48,565 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 23:05:48,566 INFO L153 SettingsManager]: * Use SBE=true [2024-11-14 23:05:48,566 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 23:05:48,567 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 23:05:48,567 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 23:05:48,567 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 23:05:48,567 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 23:05:48,568 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 23:05:48,568 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 23:05:48,568 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 23:05:48,568 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 23:05:48,568 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 23:05:48,568 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 23:05:48,568 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 23:05:48,569 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 23:05:48,569 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 23:05:48,569 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-14 23:05:48,569 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 23:05:48,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 23:05:48,569 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 23:05:48,569 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 23:05:48,569 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 23:05:48,569 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-14 23:05:48,570 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 23:05:48,570 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 23:05:48,570 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-14 23:05:48,570 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-14 23:05:48,570 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-14 23:05:48,570 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> SUFFICIENT [2024-11-14 23:05:48,813 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 23:05:48,820 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 23:05:48,822 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 23:05:48,823 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-11-14 23:05:48,824 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-11-14 23:05:48,825 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-5.wvr.bpl [2024-11-14 23:05:48,825 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-5.wvr.bpl' [2024-11-14 23:05:48,847 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 23:05:48,848 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-11-14 23:05:48,849 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 23:05:48,849 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 23:05:48,849 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 23:05:48,862 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.11 11:05:48" (1/1) ... [2024-11-14 23:05:48,869 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.11 11:05:48" (1/1) ... [2024-11-14 23:05:48,874 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-11-14 23:05:48,875 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 23:05:48,876 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 23:05:48,876 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 23:05:48,876 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 23:05:48,882 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.11 11:05:48" (1/1) ... [2024-11-14 23:05:48,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.11 11:05:48" (1/1) ... [2024-11-14 23:05:48,883 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.11 11:05:48" (1/1) ... [2024-11-14 23:05:48,883 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.11 11:05:48" (1/1) ... [2024-11-14 23:05:48,884 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.11 11:05:48" (1/1) ... [2024-11-14 23:05:48,888 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.11 11:05:48" (1/1) ... [2024-11-14 23:05:48,889 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.11 11:05:48" (1/1) ... [2024-11-14 23:05:48,890 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.11 11:05:48" (1/1) ... [2024-11-14 23:05:48,891 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 23:05:48,892 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 23:05:48,892 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 23:05:48,892 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 23:05:48,894 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.11 11:05:48" (1/1) ... [2024-11-14 23:05:48,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 23:05:48,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:05:48,929 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 23:05:48,933 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 23:05:48,955 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-11-14 23:05:48,956 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-14 23:05:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-14 23:05:48,956 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-11-14 23:05:48,956 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-14 23:05:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-14 23:05:48,956 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-11-14 23:05:48,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 23:05:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 23:05:48,956 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2024-11-14 23:05:48,957 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-14 23:05:48,957 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-14 23:05:48,958 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-14 23:05:49,003 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 23:05:49,005 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 23:05:49,104 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 23:05:49,105 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 23:05:49,131 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 23:05:49,132 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-14 23:05:49,134 INFO L201 PluginConnector]: Adding new model misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 11:05:49 BoogieIcfgContainer [2024-11-14 23:05:49,136 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 23:05:49,138 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 23:05:49,138 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 23:05:49,143 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 23:05:49,144 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.11 11:05:48" (1/2) ... [2024-11-14 23:05:49,145 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ff78889 and model type misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 11:05:49, skipping insertion in model container [2024-11-14 23:05:49,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 11:05:49" (2/2) ... [2024-11-14 23:05:49,147 INFO L112 eAbstractionObserver]: Analyzing ICFG misc-5.wvr.bpl [2024-11-14 23:05:49,161 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 23:05:49,162 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG misc-5.wvr.bpl that has 4 procedures, 22 locations, 1 initial locations, 2 loop locations, and 1 error locations. [2024-11-14 23:05:49,163 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 23:05:49,217 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-14 23:05:49,305 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 23:05:49,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-14 23:05:49,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:05:49,309 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-14 23:05:49,310 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-14 23:05:49,360 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 23:05:49,374 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-14 23:05:49,382 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;@6ad0b064, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 23:05:49,382 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-11-14 23:05:49,563 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:05:49,567 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:05:49,567 INFO L85 PathProgramCache]: Analyzing trace with hash 266097061, now seen corresponding path program 1 times [2024-11-14 23:05:49,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:05:49,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891578992] [2024-11-14 23:05:49,574 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:49,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:49,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:49,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 23:05:49,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:05:49,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891578992] [2024-11-14 23:05:49,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1891578992] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 23:05:49,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 23:05:49,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 23:05:49,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158915794] [2024-11-14 23:05:49,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 23:05:49,753 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 23:05:49,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:05:49,771 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 23:05:49,771 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 23:05:49,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:05:49,773 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:05:49,774 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:05:49,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:05:50,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:50,423 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 23:05:50,423 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:05:50,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:05:50,424 INFO L85 PathProgramCache]: Analyzing trace with hash 18424073, now seen corresponding path program 1 times [2024-11-14 23:05:50,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:05:50,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371567424] [2024-11-14 23:05:50,424 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:50,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:50,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:50,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 23:05:50,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:05:50,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371567424] [2024-11-14 23:05:50,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371567424] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 23:05:50,519 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 23:05:50,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 23:05:50,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347245218] [2024-11-14 23:05:50,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 23:05:50,520 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 23:05:50,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:05:50,521 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 23:05:50,522 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 23:05:50,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:05:50,523 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:05:50,523 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:05:50,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:50,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:05:50,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:50,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:05:50,582 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 23:05:50,583 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:05:50,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:05:50,583 INFO L85 PathProgramCache]: Analyzing trace with hash -274978934, now seen corresponding path program 1 times [2024-11-14 23:05:50,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:05:50,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960888923] [2024-11-14 23:05:50,583 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:50,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:50,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:50,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 23:05:50,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:05:50,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960888923] [2024-11-14 23:05:50,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [960888923] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 23:05:50,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 23:05:50,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 23:05:50,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118457128] [2024-11-14 23:05:50,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 23:05:50,652 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 23:05:50,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:05:50,653 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 23:05:50,653 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-14 23:05:50,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:05:50,653 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:05:50,653 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:05:50,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:50,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:05:50,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:05:50,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:50,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:05:50,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:50,778 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 23:05:50,778 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:05:50,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:05:50,780 INFO L85 PathProgramCache]: Analyzing trace with hash -2071930293, now seen corresponding path program 1 times [2024-11-14 23:05:50,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:05:50,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048862062] [2024-11-14 23:05:50,780 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:50,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:50,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:50,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 23:05:50,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:05:50,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048862062] [2024-11-14 23:05:50,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048862062] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:50,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [30966378] [2024-11-14 23:05:50,850 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:50,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:05:50,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:05:50,853 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:05:50,854 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-14 23:05:50,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:50,898 INFO L256 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 23:05:50,900 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:05:50,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 23:05:50,946 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 23:05:50,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [30966378] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 23:05:50,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 23:05:50,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2024-11-14 23:05:50,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832370025] [2024-11-14 23:05:50,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 23:05:50,947 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 23:05:50,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:05:50,948 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 23:05:50,948 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-14 23:05:50,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:05:50,948 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:05:50,948 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.0) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:05:50,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:50,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:05:50,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:50,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:05:51,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:51,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:05:51,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:51,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:51,290 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-14 23:05:51,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:05:51,474 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:05:51,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:05:51,474 INFO L85 PathProgramCache]: Analyzing trace with hash 1859395859, now seen corresponding path program 1 times [2024-11-14 23:05:51,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:05:51,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045188314] [2024-11-14 23:05:51,475 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:51,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:51,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:51,584 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 23:05:51,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:05:51,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045188314] [2024-11-14 23:05:51,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2045188314] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:51,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1419506362] [2024-11-14 23:05:51,584 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:51,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:05:51,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:05:51,587 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:05:51,589 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-14 23:05:51,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:51,629 INFO L256 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 23:05:51,630 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:05:51,655 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 23:05:51,655 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:05:51,689 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 23:05:51,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1419506362] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:05:51,690 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:05:51,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 3] total 4 [2024-11-14 23:05:51,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220769279] [2024-11-14 23:05:51,690 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:05:51,690 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 23:05:51,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:05:51,691 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 23:05:51,691 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-14 23:05:51,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:05:51,691 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:05:51,691 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:05:51,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:51,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:05:51,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:51,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:51,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:05:51,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:51,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:05:51,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:51,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:51,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:51,851 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-14 23:05:52,040 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:05:52,041 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:05:52,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:05:52,042 INFO L85 PathProgramCache]: Analyzing trace with hash -934713480, now seen corresponding path program 2 times [2024-11-14 23:05:52,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:05:52,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121345138] [2024-11-14 23:05:52,042 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:52,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:52,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:52,153 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-14 23:05:52,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:05:52,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121345138] [2024-11-14 23:05:52,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121345138] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:52,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1844386903] [2024-11-14 23:05:52,154 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 23:05:52,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:05:52,154 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:05:52,156 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:05:52,157 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-14 23:05:52,197 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 23:05:52,198 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:05:52,198 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 23:05:52,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:05:52,221 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-14 23:05:52,221 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:05:52,249 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-14 23:05:52,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1844386903] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:05:52,249 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:05:52,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 3] total 4 [2024-11-14 23:05:52,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862529738] [2024-11-14 23:05:52,249 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:05:52,250 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 23:05:52,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:05:52,250 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 23:05:52,250 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-14 23:05:52,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:05:52,250 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:05:52,250 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:05:52,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:52,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:05:52,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:52,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:52,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:52,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:05:52,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:52,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:05:52,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:52,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:52,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:52,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:52,470 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-14 23:05:52,655 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:05:52,655 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:05:52,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:05:52,656 INFO L85 PathProgramCache]: Analyzing trace with hash -424321906, now seen corresponding path program 3 times [2024-11-14 23:05:52,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:05:52,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800774712] [2024-11-14 23:05:52,656 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:52,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:52,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:52,762 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-14 23:05:52,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:05:52,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800774712] [2024-11-14 23:05:52,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [800774712] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:52,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1086820346] [2024-11-14 23:05:52,763 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 23:05:52,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:05:52,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:05:52,765 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:05:52,766 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-14 23:05:52,800 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-11-14 23:05:52,801 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:05:52,801 INFO L256 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 23:05:52,802 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:05:52,841 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-14 23:05:52,841 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:05:52,895 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-14 23:05:52,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1086820346] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:05:52,895 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:05:52,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 5 [2024-11-14 23:05:52,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560815724] [2024-11-14 23:05:52,896 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:05:52,896 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 23:05:52,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:05:52,896 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 23:05:52,896 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 23:05:52,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:05:52,897 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:05:52,897 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:05:52,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:52,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:05:52,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:52,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:52,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:52,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:52,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:05:53,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:53,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:05:53,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:53,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:53,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:53,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:53,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:53,095 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-14 23:05:53,279 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:05:53,280 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:05:53,396 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:05:53,397 INFO L85 PathProgramCache]: Analyzing trace with hash 151258528, now seen corresponding path program 1 times [2024-11-14 23:05:53,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:05:53,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275884405] [2024-11-14 23:05:53,397 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:53,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:53,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:53,492 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-14 23:05:53,493 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:05:53,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275884405] [2024-11-14 23:05:53,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275884405] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:53,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1692648567] [2024-11-14 23:05:53,493 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:53,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:53,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:53,503 INFO L256 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-14 23:05:53,504 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:05:53,538 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 23:05:53,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1692648567] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:53,539 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:05:53,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 5 [2024-11-14 23:05:53,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:05:53,603 INFO L85 PathProgramCache]: Analyzing trace with hash 394041868, now seen corresponding path program 1 times [2024-11-14 23:05:53,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:05:53,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797302414] [2024-11-14 23:05:53,604 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:53,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:53,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:53,712 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-14 23:05:53,712 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:05:53,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797302414] [2024-11-14 23:05:53,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797302414] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:53,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [633801638] [2024-11-14 23:05:53,712 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:53,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:53,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:53,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 23:05:53,725 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:05:53,769 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 23:05:53,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [633801638] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:53,770 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:05:53,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 5 [2024-11-14 23:05:53,770 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:05:53,770 INFO L85 PathProgramCache]: Analyzing trace with hash -1607988277, now seen corresponding path program 4 times [2024-11-14 23:05:53,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:05:53,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211602816] [2024-11-14 23:05:53,770 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:53,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:53,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:53,907 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-14 23:05:53,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:05:53,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211602816] [2024-11-14 23:05:53,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [211602816] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:53,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [503176496] [2024-11-14 23:05:53,907 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 23:05:53,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:05:53,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:05:53,910 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:05:53,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-14 23:05:53,951 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 23:05:53,951 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:05:53,952 INFO L256 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-14 23:05:53,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:05:53,992 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 23:05:53,993 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:05:54,066 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 23:05:54,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [503176496] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:05:54,066 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:05:54,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 7 [2024-11-14 23:05:54,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738973157] [2024-11-14 23:05:54,066 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:05:54,067 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 23:05:54,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:05:54,067 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 23:05:54,067 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-14 23:05:54,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:05:54,068 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:05:54,068 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.25) internal successors, (34), 7 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:05:54,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:54,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:05:54,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:54,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:54,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:54,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:54,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:54,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:05:54,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:54,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:05:54,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:54,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:54,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:54,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:54,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:54,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:05:54,440 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-14 23:05:54,624 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable9 [2024-11-14 23:05:54,625 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:05:54,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:05:54,712 INFO L85 PathProgramCache]: Analyzing trace with hash -669609294, now seen corresponding path program 1 times [2024-11-14 23:05:54,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:05:54,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439923895] [2024-11-14 23:05:54,712 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:54,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:54,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:05:54,719 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 23:05:54,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:05:54,740 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 23:05:54,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:05:54,805 INFO L85 PathProgramCache]: Analyzing trace with hash 716941722, now seen corresponding path program 1 times [2024-11-14 23:05:54,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:05:54,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229571783] [2024-11-14 23:05:54,806 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:54,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:54,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:54,886 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-14 23:05:54,887 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:05:54,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229571783] [2024-11-14 23:05:54,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229571783] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:54,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [130716262] [2024-11-14 23:05:54,887 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:54,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:54,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:54,895 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-14 23:05:54,896 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:05:54,929 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-14 23:05:54,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [130716262] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:54,929 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:05:54,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2024-11-14 23:05:54,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:05:54,930 INFO L85 PathProgramCache]: Analyzing trace with hash 52034985, now seen corresponding path program 5 times [2024-11-14 23:05:54,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:05:54,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249345106] [2024-11-14 23:05:54,930 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:54,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:54,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:55,031 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-14 23:05:55,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:05:55,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249345106] [2024-11-14 23:05:55,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249345106] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:55,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1719087671] [2024-11-14 23:05:55,032 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 23:05:55,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:05:55,032 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:05:55,034 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:05:55,037 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-14 23:05:55,075 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2024-11-14 23:05:55,075 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:05:55,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-14 23:05:55,077 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:05:55,113 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-14 23:05:55,113 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:05:55,179 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-14 23:05:55,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1719087671] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:05:55,179 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:05:55,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 6 [2024-11-14 23:05:55,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241437828] [2024-11-14 23:05:55,179 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:05:55,180 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-14 23:05:55,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:05:55,180 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-14 23:05:55,180 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-14 23:05:55,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:05:55,181 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:05:55,181 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:05:55,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:55,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:05:55,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:55,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:55,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:55,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:55,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:55,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:05:55,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:05:55,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:55,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:05:55,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:55,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:55,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:55,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:55,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:55,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:05:55,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:05:55,401 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 [2024-11-14 23:05:55,586 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-11-14 23:05:55,587 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:05:55,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:05:55,667 INFO L85 PathProgramCache]: Analyzing trace with hash 300921214, now seen corresponding path program 1 times [2024-11-14 23:05:55,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:05:55,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624459844] [2024-11-14 23:05:55,667 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:55,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:55,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:55,797 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 66 proven. 55 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-14 23:05:55,797 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:05:55,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624459844] [2024-11-14 23:05:55,797 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624459844] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:55,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [529933407] [2024-11-14 23:05:55,797 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:55,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:55,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:55,806 INFO L256 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-14 23:05:55,807 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:05:55,865 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 67 proven. 53 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-14 23:05:55,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [529933407] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:55,866 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:05:55,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2024-11-14 23:05:55,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:05:55,924 INFO L85 PathProgramCache]: Analyzing trace with hash 738615618, now seen corresponding path program 1 times [2024-11-14 23:05:55,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:05:55,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623277360] [2024-11-14 23:05:55,924 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:55,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:55,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:56,074 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 66 proven. 55 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-14 23:05:56,074 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:05:56,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623277360] [2024-11-14 23:05:56,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623277360] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:56,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1862142900] [2024-11-14 23:05:56,075 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:56,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:56,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:56,087 INFO L256 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-14 23:05:56,088 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:05:56,146 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 67 proven. 53 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-14 23:05:56,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1862142900] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:56,147 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:05:56,147 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2024-11-14 23:05:56,147 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:05:56,147 INFO L85 PathProgramCache]: Analyzing trace with hash -2105074761, now seen corresponding path program 6 times [2024-11-14 23:05:56,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:05:56,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245274160] [2024-11-14 23:05:56,148 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:56,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:56,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:56,296 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 66 proven. 55 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-14 23:05:56,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:05:56,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245274160] [2024-11-14 23:05:56,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245274160] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:56,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [748592996] [2024-11-14 23:05:56,297 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 23:05:56,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:05:56,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:05:56,299 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:05:56,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-14 23:05:56,358 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 13 check-sat command(s) [2024-11-14 23:05:56,358 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:05:56,359 INFO L256 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 23:05:56,360 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:05:56,412 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 67 proven. 53 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-14 23:05:56,412 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:05:56,530 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 67 proven. 53 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-14 23:05:56,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [748592996] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:05:56,531 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:05:56,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 8 [2024-11-14 23:05:56,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809593042] [2024-11-14 23:05:56,531 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:05:56,531 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-14 23:05:56,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:05:56,532 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-14 23:05:56,532 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2024-11-14 23:05:56,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:05:56,532 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:05:56,532 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 8 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:05:56,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:56,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:05:56,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:56,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:56,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:56,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:56,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:56,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:05:56,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:05:56,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:05:56,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:56,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:05:56,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:56,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:56,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:56,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:56,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:56,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:05:56,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:05:56,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:05:56,984 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-14 23:05:57,169 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable20,SelfDestructingSolverStorable16,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-14 23:05:57,169 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:05:57,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:05:57,241 INFO L85 PathProgramCache]: Analyzing trace with hash 1422240150, now seen corresponding path program 1 times [2024-11-14 23:05:57,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:05:57,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120755695] [2024-11-14 23:05:57,241 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:57,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:57,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:05:57,251 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 23:05:57,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:05:57,265 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 23:05:57,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:05:57,325 INFO L85 PathProgramCache]: Analyzing trace with hash 1139762646, now seen corresponding path program 1 times [2024-11-14 23:05:57,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:05:57,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038244265] [2024-11-14 23:05:57,325 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:57,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:57,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:57,456 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 78 proven. 70 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-11-14 23:05:57,456 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:05:57,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038244265] [2024-11-14 23:05:57,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2038244265] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:57,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1763048436] [2024-11-14 23:05:57,457 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:57,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:57,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:57,465 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-14 23:05:57,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:05:57,522 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 78 proven. 69 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-14 23:05:57,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1763048436] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:57,522 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:05:57,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 7 [2024-11-14 23:05:57,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:05:57,523 INFO L85 PathProgramCache]: Analyzing trace with hash -906706283, now seen corresponding path program 7 times [2024-11-14 23:05:57,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:05:57,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167808385] [2024-11-14 23:05:57,523 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:57,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:57,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:57,649 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 78 proven. 70 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-11-14 23:05:57,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:05:57,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167808385] [2024-11-14 23:05:57,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167808385] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:57,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1372035042] [2024-11-14 23:05:57,650 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-14 23:05:57,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:05:57,650 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:05:57,652 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:05:57,654 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-14 23:05:57,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:57,695 INFO L256 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-14 23:05:57,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:05:57,743 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 78 proven. 69 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-14 23:05:57,743 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:05:57,849 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 78 proven. 69 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-14 23:05:57,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1372035042] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:05:57,849 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:05:57,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 7 [2024-11-14 23:05:57,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371811428] [2024-11-14 23:05:57,850 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:05:57,850 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 23:05:57,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:05:57,850 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 23:05:57,850 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-11-14 23:05:57,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:05:57,851 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:05:57,851 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.875) internal successors, (39), 7 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:05:57,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:57,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:05:57,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:57,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:57,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:57,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:57,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:57,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:05:57,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:05:57,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:05:57,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:05:58,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:58,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:05:58,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:58,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:58,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:58,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:58,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:58,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:05:58,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:05:58,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:05:58,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:05:58,154 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-14 23:05:58,342 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:05:58,343 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:05:58,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:05:58,412 INFO L85 PathProgramCache]: Analyzing trace with hash -1464337045, now seen corresponding path program 1 times [2024-11-14 23:05:58,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:05:58,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450542299] [2024-11-14 23:05:58,412 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:58,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:58,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:58,612 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 243 proven. 162 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2024-11-14 23:05:58,613 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:05:58,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450542299] [2024-11-14 23:05:58,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450542299] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:58,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [326023133] [2024-11-14 23:05:58,613 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:58,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:58,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:58,624 INFO L256 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-14 23:05:58,625 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:05:58,705 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 244 proven. 160 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-14 23:05:58,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [326023133] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:58,706 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:05:58,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 7 [2024-11-14 23:05:58,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:05:58,761 INFO L85 PathProgramCache]: Analyzing trace with hash 1850181917, now seen corresponding path program 1 times [2024-11-14 23:05:58,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:05:58,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582015947] [2024-11-14 23:05:58,761 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:58,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:58,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:58,957 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 243 proven. 162 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2024-11-14 23:05:58,957 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:05:58,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582015947] [2024-11-14 23:05:58,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582015947] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:58,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1767161750] [2024-11-14 23:05:58,957 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:58,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:58,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:58,968 INFO L256 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-14 23:05:58,970 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:05:59,048 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 244 proven. 160 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-14 23:05:59,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1767161750] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:59,048 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:05:59,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 7 [2024-11-14 23:05:59,049 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:05:59,049 INFO L85 PathProgramCache]: Analyzing trace with hash 56477310, now seen corresponding path program 8 times [2024-11-14 23:05:59,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:05:59,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685230519] [2024-11-14 23:05:59,049 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:05:59,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:05:59,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:05:59,260 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 243 proven. 162 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2024-11-14 23:05:59,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:05:59,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685230519] [2024-11-14 23:05:59,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [685230519] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:05:59,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [926773381] [2024-11-14 23:05:59,261 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 23:05:59,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:05:59,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:05:59,263 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:05:59,264 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-14 23:05:59,321 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 23:05:59,321 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:05:59,323 INFO L256 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-14 23:05:59,324 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:05:59,401 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 244 proven. 160 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-14 23:05:59,401 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:05:59,566 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 244 proven. 160 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-14 23:05:59,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [926773381] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:05:59,567 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:05:59,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 8] total 9 [2024-11-14 23:05:59,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228088572] [2024-11-14 23:05:59,567 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:05:59,567 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 23:05:59,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:05:59,568 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 23:05:59,568 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-14 23:05:59,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:05:59,568 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:05:59,568 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.0) internal successors, (40), 9 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:05:59,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:59,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:05:59,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:05:59,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:59,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:59,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:05:59,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:05:59,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:05:59,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:05:59,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:05:59,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:05:59,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:00,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:00,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:00,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:00,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:00,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:00,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:00,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:00,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:00,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:00,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:00,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:00,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:00,074 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-11-14 23:06:00,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-11-14 23:06:00,259 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:06:00,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:00,326 INFO L85 PathProgramCache]: Analyzing trace with hash 1521054537, now seen corresponding path program 1 times [2024-11-14 23:06:00,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:00,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999137522] [2024-11-14 23:06:00,326 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:00,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:00,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:06:00,344 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 23:06:00,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:06:00,355 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 23:06:00,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:00,408 INFO L85 PathProgramCache]: Analyzing trace with hash -91961353, now seen corresponding path program 1 times [2024-11-14 23:06:00,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:00,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298161750] [2024-11-14 23:06:00,408 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:00,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:00,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:00,562 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 203 proven. 247 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2024-11-14 23:06:00,563 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:06:00,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298161750] [2024-11-14 23:06:00,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298161750] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:00,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1775368531] [2024-11-14 23:06:00,563 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:00,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:00,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:00,576 INFO L256 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-14 23:06:00,578 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:00,655 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 203 proven. 246 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-14 23:06:00,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1775368531] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:00,655 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:06:00,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 8 [2024-11-14 23:06:00,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:00,655 INFO L85 PathProgramCache]: Analyzing trace with hash 1875629980, now seen corresponding path program 9 times [2024-11-14 23:06:00,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:06:00,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796122849] [2024-11-14 23:06:00,656 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:00,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:00,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:00,834 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 203 proven. 247 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2024-11-14 23:06:00,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:06:00,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796122849] [2024-11-14 23:06:00,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796122849] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:00,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1252217529] [2024-11-14 23:06:00,835 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 23:06:00,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:06:00,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:06:00,837 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:06:00,839 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-14 23:06:00,901 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 24 check-sat command(s) [2024-11-14 23:06:00,901 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:06:00,902 INFO L256 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-14 23:06:00,903 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:00,982 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 203 proven. 246 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-14 23:06:00,982 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:06:01,138 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 203 proven. 246 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-14 23:06:01,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1252217529] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:06:01,138 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:06:01,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 8 [2024-11-14 23:06:01,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098188122] [2024-11-14 23:06:01,138 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:06:01,138 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-14 23:06:01,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:06:01,139 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-14 23:06:01,139 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2024-11-14 23:06:01,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:01,139 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:06:01,139 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.666666666666667) internal successors, (42), 8 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:06:01,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:01,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:01,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:01,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:01,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:01,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:01,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:01,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:01,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:01,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:01,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:01,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:01,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:01,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:01,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:01,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:01,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:01,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:01,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:01,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:01,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:01,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:01,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:01,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:01,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:01,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:01,530 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-14 23:06:01,715 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,SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33 [2024-11-14 23:06:01,716 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:06:01,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:01,786 INFO L85 PathProgramCache]: Analyzing trace with hash 718036903, now seen corresponding path program 1 times [2024-11-14 23:06:01,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:01,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804100189] [2024-11-14 23:06:01,786 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:01,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:01,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:02,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1166 backedges. 612 proven. 369 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2024-11-14 23:06:02,039 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:06:02,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804100189] [2024-11-14 23:06:02,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804100189] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:02,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1309873947] [2024-11-14 23:06:02,039 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:02,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:02,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:02,053 INFO L256 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-14 23:06:02,055 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:02,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1166 backedges. 613 proven. 367 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-14 23:06:02,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1309873947] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:02,152 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:06:02,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 8 [2024-11-14 23:06:02,205 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:02,206 INFO L85 PathProgramCache]: Analyzing trace with hash 784294749, now seen corresponding path program 1 times [2024-11-14 23:06:02,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:02,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491637365] [2024-11-14 23:06:02,206 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:02,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:02,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:02,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1166 backedges. 612 proven. 369 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2024-11-14 23:06:02,486 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:06:02,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491637365] [2024-11-14 23:06:02,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491637365] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:02,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [651120139] [2024-11-14 23:06:02,486 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:02,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:02,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:02,500 INFO L256 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 23:06:02,501 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:02,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1166 backedges. 613 proven. 367 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-14 23:06:02,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [651120139] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:02,595 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:06:02,596 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 8 [2024-11-14 23:06:02,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:02,596 INFO L85 PathProgramCache]: Analyzing trace with hash 679488992, now seen corresponding path program 10 times [2024-11-14 23:06:02,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:06:02,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116084298] [2024-11-14 23:06:02,596 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:02,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:02,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:02,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1166 backedges. 612 proven. 369 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2024-11-14 23:06:02,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:06:02,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116084298] [2024-11-14 23:06:02,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116084298] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:02,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [522430905] [2024-11-14 23:06:02,858 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 23:06:02,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:06:02,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:06:02,861 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:06:02,862 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-14 23:06:02,917 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 23:06:02,918 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:06:02,919 INFO L256 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-14 23:06:02,921 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:03,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1166 backedges. 613 proven. 367 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-14 23:06:03,012 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:06:03,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1166 backedges. 613 proven. 367 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-14 23:06:03,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [522430905] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:06:03,245 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:06:03,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 10 [2024-11-14 23:06:03,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604319314] [2024-11-14 23:06:03,245 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:06:03,246 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-14 23:06:03,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:06:03,246 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-14 23:06:03,246 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2024-11-14 23:06:03,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:03,247 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:06:03,247 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 3.909090909090909) internal successors, (43), 10 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:06:03,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:03,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:03,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:03,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:03,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:03,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:03,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:03,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:03,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:03,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:03,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:03,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:03,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:03,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:03,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:03,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:03,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:03,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:03,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:03,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:03,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:03,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:03,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:03,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:03,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:03,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:03,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:03,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:03,874 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-14 23:06:04,059 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35,SelfDestructingSolverStorable36,SelfDestructingSolverStorable37,SelfDestructingSolverStorable38 [2024-11-14 23:06:04,060 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:06:04,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:04,132 INFO L85 PathProgramCache]: Analyzing trace with hash -1456679413, now seen corresponding path program 1 times [2024-11-14 23:06:04,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:04,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299412786] [2024-11-14 23:06:04,132 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:04,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:04,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:06:04,152 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 23:06:04,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:06:04,178 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 23:06:04,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:04,238 INFO L85 PathProgramCache]: Analyzing trace with hash 2087563709, now seen corresponding path program 1 times [2024-11-14 23:06:04,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:04,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110681545] [2024-11-14 23:06:04,238 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:04,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:04,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:04,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1235 backedges. 432 proven. 616 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2024-11-14 23:06:04,508 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:06:04,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110681545] [2024-11-14 23:06:04,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110681545] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:04,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1644810433] [2024-11-14 23:06:04,509 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:04,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:04,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:04,534 INFO L256 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-14 23:06:04,536 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:04,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1235 backedges. 432 proven. 615 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2024-11-14 23:06:04,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1644810433] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:04,633 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:06:04,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 9 [2024-11-14 23:06:04,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:04,634 INFO L85 PathProgramCache]: Analyzing trace with hash -705565058, now seen corresponding path program 11 times [2024-11-14 23:06:04,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:06:04,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90764713] [2024-11-14 23:06:04,634 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:04,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:04,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:04,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1235 backedges. 432 proven. 616 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2024-11-14 23:06:04,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:06:04,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90764713] [2024-11-14 23:06:04,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90764713] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:04,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1814390951] [2024-11-14 23:06:04,885 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 23:06:04,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:06:04,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:06:04,888 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:06:04,889 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-14 23:06:04,962 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 36 check-sat command(s) [2024-11-14 23:06:04,962 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:06:04,964 INFO L256 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-14 23:06:04,965 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:05,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1235 backedges. 432 proven. 615 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2024-11-14 23:06:05,064 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:06:05,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1235 backedges. 432 proven. 615 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2024-11-14 23:06:05,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1814390951] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:06:05,258 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:06:05,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 8] total 9 [2024-11-14 23:06:05,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869302942] [2024-11-14 23:06:05,258 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:06:05,258 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 23:06:05,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:06:05,258 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 23:06:05,259 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2024-11-14 23:06:05,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:05,259 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:06:05,259 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.5) internal successors, (45), 9 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:06:05,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:05,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:05,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:05,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:05,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:05,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:05,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:05,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:05,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:05,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:05,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:05,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:05,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:05,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:05,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:05,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:05,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:05,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:05,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:05,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:05,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:05,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:05,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:05,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:05,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:05,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:05,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:05,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:05,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:05,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:05,760 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-14 23:06:05,949 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,SelfDestructingSolverStorable41,SelfDestructingSolverStorable42,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2024-11-14 23:06:05,950 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:06:06,010 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:06,010 INFO L85 PathProgramCache]: Analyzing trace with hash -535511310, now seen corresponding path program 1 times [2024-11-14 23:06:06,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:06,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596474384] [2024-11-14 23:06:06,010 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:06,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:06,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:06,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2314 backedges. 1265 proven. 720 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2024-11-14 23:06:06,404 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:06:06,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596474384] [2024-11-14 23:06:06,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596474384] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:06,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1983056031] [2024-11-14 23:06:06,405 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:06,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:06,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:06,428 INFO L256 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-11-14 23:06:06,431 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:06,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2314 backedges. 1266 proven. 718 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2024-11-14 23:06:06,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1983056031] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:06,554 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:06:06,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 9 [2024-11-14 23:06:06,607 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:06,607 INFO L85 PathProgramCache]: Analyzing trace with hash 579002690, now seen corresponding path program 1 times [2024-11-14 23:06:06,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:06,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382336142] [2024-11-14 23:06:06,608 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:06,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:06,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2314 backedges. 1265 proven. 720 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2024-11-14 23:06:06,989 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:06:06,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382336142] [2024-11-14 23:06:06,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382336142] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:06,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [512299130] [2024-11-14 23:06:06,989 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:06,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:07,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:07,006 INFO L256 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 56 conjuncts are in the unsatisfiable core [2024-11-14 23:06:07,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:07,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2314 backedges. 1266 proven. 718 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2024-11-14 23:06:07,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [512299130] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:07,132 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:06:07,132 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 9 [2024-11-14 23:06:07,133 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:07,133 INFO L85 PathProgramCache]: Analyzing trace with hash -478760163, now seen corresponding path program 12 times [2024-11-14 23:06:07,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:06:07,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972867933] [2024-11-14 23:06:07,133 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:07,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:07,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:07,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2314 backedges. 1265 proven. 720 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2024-11-14 23:06:07,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:06:07,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972867933] [2024-11-14 23:06:07,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972867933] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:07,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1266197266] [2024-11-14 23:06:07,541 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 23:06:07,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:06:07,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:06:07,543 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:06:07,545 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-14 23:06:07,625 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 49 check-sat command(s) [2024-11-14 23:06:07,625 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:06:07,627 INFO L256 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-14 23:06:07,628 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:07,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2314 backedges. 1266 proven. 718 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2024-11-14 23:06:07,756 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:06:08,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2314 backedges. 1266 proven. 718 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2024-11-14 23:06:08,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1266197266] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:06:08,038 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:06:08,038 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 10] total 11 [2024-11-14 23:06:08,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407530195] [2024-11-14 23:06:08,039 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:06:08,039 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-14 23:06:08,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:06:08,039 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-14 23:06:08,039 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=82, Unknown=0, NotChecked=0, Total=132 [2024-11-14 23:06:08,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:08,039 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:06:08,040 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 3.8333333333333335) internal successors, (46), 11 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:06:08,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:08,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:08,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:08,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:08,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:08,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:08,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:08,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:08,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:08,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:08,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:08,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:08,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:08,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:08,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:08,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:08,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:08,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:08,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:08,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:08,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:08,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:08,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:08,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:08,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:08,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:08,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:08,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:08,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:08,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:08,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:08,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:08,892 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-11-14 23:06:09,076 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,SelfDestructingSolverStorable43,SelfDestructingSolverStorable44,SelfDestructingSolverStorable45,SelfDestructingSolverStorable46,SelfDestructingSolverStorable47 [2024-11-14 23:06:09,077 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:06:09,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:09,127 INFO L85 PathProgramCache]: Analyzing trace with hash 769198236, now seen corresponding path program 1 times [2024-11-14 23:06:09,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:09,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361681931] [2024-11-14 23:06:09,127 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:09,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:09,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:06:09,143 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 23:06:09,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:06:09,163 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 23:06:09,218 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:09,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1924676504, now seen corresponding path program 1 times [2024-11-14 23:06:09,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:09,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572713188] [2024-11-14 23:06:09,219 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:09,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:09,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:09,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2411 backedges. 809 proven. 1269 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2024-11-14 23:06:09,566 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:06:09,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572713188] [2024-11-14 23:06:09,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572713188] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:09,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1808795419] [2024-11-14 23:06:09,566 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:09,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:09,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:09,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-11-14 23:06:09,585 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:09,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2411 backedges. 809 proven. 1268 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2024-11-14 23:06:09,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1808795419] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:09,709 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:06:09,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 10 [2024-11-14 23:06:09,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:09,710 INFO L85 PathProgramCache]: Analyzing trace with hash -1386473349, now seen corresponding path program 13 times [2024-11-14 23:06:09,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:06:09,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310140995] [2024-11-14 23:06:09,710 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:09,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:09,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:10,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2411 backedges. 809 proven. 1269 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2024-11-14 23:06:10,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:06:10,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310140995] [2024-11-14 23:06:10,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310140995] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:10,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1416480953] [2024-11-14 23:06:10,095 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-14 23:06:10,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:06:10,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:06:10,097 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:06:10,097 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-14 23:06:10,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:10,157 INFO L256 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-11-14 23:06:10,159 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:10,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2411 backedges. 809 proven. 1268 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2024-11-14 23:06:10,262 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:06:10,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2411 backedges. 809 proven. 1268 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2024-11-14 23:06:10,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1416480953] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:06:10,541 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:06:10,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 10 [2024-11-14 23:06:10,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443647754] [2024-11-14 23:06:10,541 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:06:10,542 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-14 23:06:10,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:06:10,542 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-14 23:06:10,542 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2024-11-14 23:06:10,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:10,542 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:06:10,542 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 10 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:06:10,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:10,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:10,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:10,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:10,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:10,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:10,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:10,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:10,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:10,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:10,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:10,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:10,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:10,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:10,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:10,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:10,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:11,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:11,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:11,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:11,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:11,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:11,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:11,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:11,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:11,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:11,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:11,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:11,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:11,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:11,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:11,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:11,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:11,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:11,108 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-11-14 23:06:11,295 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,SelfDestructingSolverStorable51,16 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48,SelfDestructingSolverStorable49 [2024-11-14 23:06:11,295 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:06:11,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:11,357 INFO L85 PathProgramCache]: Analyzing trace with hash -822709620, now seen corresponding path program 1 times [2024-11-14 23:06:11,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:11,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602046940] [2024-11-14 23:06:11,357 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:11,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:11,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:12,031 INFO L134 CoverageAnalysis]: Checked inductivity of 4106 backedges. 2310 proven. 1267 refuted. 0 times theorem prover too weak. 529 trivial. 0 not checked. [2024-11-14 23:06:12,031 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:06:12,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602046940] [2024-11-14 23:06:12,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602046940] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:12,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [214206217] [2024-11-14 23:06:12,031 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:12,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:12,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:12,046 INFO L256 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 71 conjuncts are in the unsatisfiable core [2024-11-14 23:06:12,049 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:12,179 INFO L134 CoverageAnalysis]: Checked inductivity of 4106 backedges. 2311 proven. 1265 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2024-11-14 23:06:12,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [214206217] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:12,180 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:06:12,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 10 [2024-11-14 23:06:12,218 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:12,218 INFO L85 PathProgramCache]: Analyzing trace with hash 265786252, now seen corresponding path program 1 times [2024-11-14 23:06:12,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:12,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459701656] [2024-11-14 23:06:12,218 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:12,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:12,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:12,680 INFO L134 CoverageAnalysis]: Checked inductivity of 4106 backedges. 2310 proven. 1267 refuted. 0 times theorem prover too weak. 529 trivial. 0 not checked. [2024-11-14 23:06:12,680 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:06:12,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459701656] [2024-11-14 23:06:12,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459701656] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:12,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [855057940] [2024-11-14 23:06:12,680 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:12,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:12,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:12,701 INFO L256 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 72 conjuncts are in the unsatisfiable core [2024-11-14 23:06:12,704 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:12,853 INFO L134 CoverageAnalysis]: Checked inductivity of 4106 backedges. 2311 proven. 1265 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2024-11-14 23:06:12,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [855057940] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:12,854 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:06:12,854 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 10 [2024-11-14 23:06:12,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:12,854 INFO L85 PathProgramCache]: Analyzing trace with hash -128387339, now seen corresponding path program 14 times [2024-11-14 23:06:12,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:06:12,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297475572] [2024-11-14 23:06:12,854 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:12,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:12,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:13,427 INFO L134 CoverageAnalysis]: Checked inductivity of 4106 backedges. 2310 proven. 1267 refuted. 0 times theorem prover too weak. 529 trivial. 0 not checked. [2024-11-14 23:06:13,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:06:13,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297475572] [2024-11-14 23:06:13,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297475572] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:13,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [309632779] [2024-11-14 23:06:13,427 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 23:06:13,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:06:13,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:06:13,429 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:06:13,430 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-11-14 23:06:13,499 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 23:06:13,499 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:06:13,501 INFO L256 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 73 conjuncts are in the unsatisfiable core [2024-11-14 23:06:13,504 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:13,640 INFO L134 CoverageAnalysis]: Checked inductivity of 4106 backedges. 2311 proven. 1265 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2024-11-14 23:06:13,640 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:06:14,010 INFO L134 CoverageAnalysis]: Checked inductivity of 4106 backedges. 2311 proven. 1265 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2024-11-14 23:06:14,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [309632779] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:06:14,010 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:06:14,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 12 [2024-11-14 23:06:14,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678530977] [2024-11-14 23:06:14,010 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:06:14,010 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 23:06:14,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:06:14,011 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 23:06:14,011 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=96, Unknown=0, NotChecked=0, Total=156 [2024-11-14 23:06:14,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:14,011 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:06:14,011 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 3.769230769230769) internal successors, (49), 12 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) [2024-11-14 23:06:14,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:14,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:14,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:14,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:14,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:14,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:14,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:14,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:14,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:14,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:14,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:14,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:14,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:14,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:14,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:14,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:14,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:14,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:14,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:14,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:14,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:14,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:14,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:14,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:14,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:14,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:14,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:14,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:14,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:14,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:14,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:14,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:14,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:14,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:14,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:14,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:06:14,867 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-11-14 23:06:15,056 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,SelfDestructingSolverStorable52,SelfDestructingSolverStorable53,SelfDestructingSolverStorable54,SelfDestructingSolverStorable55,SelfDestructingSolverStorable56 [2024-11-14 23:06:15,056 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:06:15,107 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:15,107 INFO L85 PathProgramCache]: Analyzing trace with hash -350580164, now seen corresponding path program 1 times [2024-11-14 23:06:15,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:15,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154714244] [2024-11-14 23:06:15,107 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:15,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:15,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:06:15,126 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 23:06:15,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:06:15,147 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 23:06:15,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:15,203 INFO L85 PathProgramCache]: Analyzing trace with hash 2016895160, now seen corresponding path program 1 times [2024-11-14 23:06:15,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:15,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621207834] [2024-11-14 23:06:15,203 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:15,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:15,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:15,606 INFO L134 CoverageAnalysis]: Checked inductivity of 4235 backedges. 1386 proven. 2314 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2024-11-14 23:06:15,606 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:06:15,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621207834] [2024-11-14 23:06:15,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621207834] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:15,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1236344046] [2024-11-14 23:06:15,607 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:15,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:15,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:15,624 INFO L256 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 71 conjuncts are in the unsatisfiable core [2024-11-14 23:06:15,625 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:15,739 INFO L134 CoverageAnalysis]: Checked inductivity of 4235 backedges. 1386 proven. 2313 refuted. 0 times theorem prover too weak. 536 trivial. 0 not checked. [2024-11-14 23:06:15,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1236344046] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:15,739 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:06:15,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 11 [2024-11-14 23:06:15,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:15,740 INFO L85 PathProgramCache]: Analyzing trace with hash 314361427, now seen corresponding path program 15 times [2024-11-14 23:06:15,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:06:15,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683410480] [2024-11-14 23:06:15,740 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:15,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:15,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:16,227 INFO L134 CoverageAnalysis]: Checked inductivity of 4235 backedges. 1386 proven. 2314 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2024-11-14 23:06:16,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:06:16,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683410480] [2024-11-14 23:06:16,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683410480] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:16,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [814390762] [2024-11-14 23:06:16,228 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 23:06:16,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:06:16,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:06:16,230 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:06:16,230 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-11-14 23:06:16,338 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 66 check-sat command(s) [2024-11-14 23:06:16,338 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:06:16,340 INFO L256 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 71 conjuncts are in the unsatisfiable core [2024-11-14 23:06:16,342 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:16,503 INFO L134 CoverageAnalysis]: Checked inductivity of 4235 backedges. 1386 proven. 2313 refuted. 0 times theorem prover too weak. 536 trivial. 0 not checked. [2024-11-14 23:06:16,503 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:06:16,846 INFO L134 CoverageAnalysis]: Checked inductivity of 4235 backedges. 1386 proven. 2313 refuted. 0 times theorem prover too weak. 536 trivial. 0 not checked. [2024-11-14 23:06:16,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [814390762] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:06:16,847 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:06:16,847 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 10] total 11 [2024-11-14 23:06:16,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090540109] [2024-11-14 23:06:16,847 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:06:16,847 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-14 23:06:16,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:06:16,847 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-14 23:06:16,848 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2024-11-14 23:06:16,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:16,848 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:06:16,848 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.25) internal successors, (51), 11 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:06:16,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:16,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:16,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:16,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:16,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:16,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:16,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:16,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:16,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:16,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:16,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:16,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:16,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:16,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:16,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:16,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:16,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:16,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:06:16,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:17,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:17,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:17,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:17,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:17,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:17,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:17,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:17,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:17,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:17,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:17,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:17,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:17,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:17,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:17,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:17,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:17,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:17,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:06:17,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:17,597 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2024-11-14 23:06:17,785 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,SelfDestructingSolverStorable57,SelfDestructingSolverStorable58,18 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable59 [2024-11-14 23:06:17,786 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:06:17,855 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:17,856 INFO L85 PathProgramCache]: Analyzing trace with hash -1713634763, now seen corresponding path program 1 times [2024-11-14 23:06:17,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:17,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987479155] [2024-11-14 23:06:17,856 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:17,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:17,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:18,444 INFO L134 CoverageAnalysis]: Checked inductivity of 6734 backedges. 3871 proven. 2070 refuted. 0 times theorem prover too weak. 793 trivial. 0 not checked. [2024-11-14 23:06:18,444 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:06:18,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987479155] [2024-11-14 23:06:18,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987479155] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:18,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [306272931] [2024-11-14 23:06:18,445 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:18,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:18,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:18,475 INFO L256 TraceCheckSpWp]: Trace formula consists of 503 conjuncts, 89 conjuncts are in the unsatisfiable core [2024-11-14 23:06:18,478 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:18,656 INFO L134 CoverageAnalysis]: Checked inductivity of 6734 backedges. 3872 proven. 2068 refuted. 0 times theorem prover too weak. 794 trivial. 0 not checked. [2024-11-14 23:06:18,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [306272931] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:18,657 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:06:18,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 11 [2024-11-14 23:06:18,709 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:18,709 INFO L85 PathProgramCache]: Analyzing trace with hash -1583093125, now seen corresponding path program 1 times [2024-11-14 23:06:18,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:18,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888949987] [2024-11-14 23:06:18,710 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:18,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:18,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:19,431 INFO L134 CoverageAnalysis]: Checked inductivity of 6734 backedges. 3871 proven. 2070 refuted. 0 times theorem prover too weak. 793 trivial. 0 not checked. [2024-11-14 23:06:19,431 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:06:19,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888949987] [2024-11-14 23:06:19,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888949987] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:19,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2059268743] [2024-11-14 23:06:19,432 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:19,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:19,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:19,455 INFO L256 TraceCheckSpWp]: Trace formula consists of 508 conjuncts, 90 conjuncts are in the unsatisfiable core [2024-11-14 23:06:19,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:19,627 INFO L134 CoverageAnalysis]: Checked inductivity of 6734 backedges. 3872 proven. 2068 refuted. 0 times theorem prover too weak. 794 trivial. 0 not checked. [2024-11-14 23:06:19,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2059268743] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:19,627 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:06:19,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 11 [2024-11-14 23:06:19,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:19,628 INFO L85 PathProgramCache]: Analyzing trace with hash 1911429544, now seen corresponding path program 16 times [2024-11-14 23:06:19,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:06:19,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797855280] [2024-11-14 23:06:19,628 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:19,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:19,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:20,264 INFO L134 CoverageAnalysis]: Checked inductivity of 6734 backedges. 3871 proven. 2070 refuted. 0 times theorem prover too weak. 793 trivial. 0 not checked. [2024-11-14 23:06:20,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:06:20,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797855280] [2024-11-14 23:06:20,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1797855280] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:20,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1466466504] [2024-11-14 23:06:20,265 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 23:06:20,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:06:20,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:06:20,267 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:06:20,267 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-11-14 23:06:20,339 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 23:06:20,339 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:06:20,341 INFO L256 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 91 conjuncts are in the unsatisfiable core [2024-11-14 23:06:20,344 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:20,503 INFO L134 CoverageAnalysis]: Checked inductivity of 6734 backedges. 3872 proven. 2068 refuted. 0 times theorem prover too weak. 794 trivial. 0 not checked. [2024-11-14 23:06:20,503 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:06:20,951 INFO L134 CoverageAnalysis]: Checked inductivity of 6734 backedges. 3872 proven. 2068 refuted. 0 times theorem prover too weak. 794 trivial. 0 not checked. [2024-11-14 23:06:20,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1466466504] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:06:20,951 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:06:20,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12, 12] total 13 [2024-11-14 23:06:20,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257976935] [2024-11-14 23:06:20,951 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:06:20,952 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 23:06:20,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:06:20,952 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 23:06:20,952 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=111, Unknown=0, NotChecked=0, Total=182 [2024-11-14 23:06:20,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:20,952 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:06:20,952 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.7142857142857144) internal successors, (52), 13 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:06:20,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:20,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:20,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:20,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:20,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:20,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:20,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:20,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:20,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:20,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:20,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:20,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:20,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:20,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:20,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:20,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:20,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:20,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:06:20,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:20,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:22,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:22,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:22,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:22,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:22,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:22,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:22,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:22,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:22,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:22,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:22,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:22,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:22,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:22,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:22,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:22,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:22,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:22,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:06:22,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:22,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:06:22,149 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2024-11-14 23:06:22,338 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61,SelfDestructingSolverStorable62,SelfDestructingSolverStorable63,SelfDestructingSolverStorable64,SelfDestructingSolverStorable65,19 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:06:22,338 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:06:22,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:22,386 INFO L85 PathProgramCache]: Analyzing trace with hash -1831269717, now seen corresponding path program 1 times [2024-11-14 23:06:22,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:22,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002228185] [2024-11-14 23:06:22,386 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:22,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:22,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:06:22,404 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 23:06:22,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:06:22,435 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 23:06:22,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:22,484 INFO L85 PathProgramCache]: Analyzing trace with hash -934811923, now seen corresponding path program 1 times [2024-11-14 23:06:22,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:22,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437862540] [2024-11-14 23:06:22,484 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:22,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:23,271 INFO L134 CoverageAnalysis]: Checked inductivity of 6899 backedges. 2223 proven. 3875 refuted. 0 times theorem prover too weak. 801 trivial. 0 not checked. [2024-11-14 23:06:23,272 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:06:23,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437862540] [2024-11-14 23:06:23,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1437862540] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:23,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1958109509] [2024-11-14 23:06:23,272 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:23,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:23,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:23,295 INFO L256 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 89 conjuncts are in the unsatisfiable core [2024-11-14 23:06:23,297 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:23,440 INFO L134 CoverageAnalysis]: Checked inductivity of 6899 backedges. 2223 proven. 3874 refuted. 0 times theorem prover too weak. 802 trivial. 0 not checked. [2024-11-14 23:06:23,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1958109509] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:23,441 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:06:23,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 12 [2024-11-14 23:06:23,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:23,441 INFO L85 PathProgramCache]: Analyzing trace with hash 2073299014, now seen corresponding path program 17 times [2024-11-14 23:06:23,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:06:23,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594399912] [2024-11-14 23:06:23,441 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:23,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:23,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:24,079 INFO L134 CoverageAnalysis]: Checked inductivity of 6899 backedges. 2223 proven. 3875 refuted. 0 times theorem prover too weak. 801 trivial. 0 not checked. [2024-11-14 23:06:24,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:06:24,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594399912] [2024-11-14 23:06:24,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594399912] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:24,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [264714772] [2024-11-14 23:06:24,080 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 23:06:24,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:06:24,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:06:24,081 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:06:24,082 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-11-14 23:06:24,185 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 84 check-sat command(s) [2024-11-14 23:06:24,185 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:06:24,187 INFO L256 TraceCheckSpWp]: Trace formula consists of 535 conjuncts, 89 conjuncts are in the unsatisfiable core [2024-11-14 23:06:24,190 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:24,362 INFO L134 CoverageAnalysis]: Checked inductivity of 6899 backedges. 2223 proven. 3874 refuted. 0 times theorem prover too weak. 802 trivial. 0 not checked. [2024-11-14 23:06:24,363 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:06:24,778 INFO L134 CoverageAnalysis]: Checked inductivity of 6899 backedges. 2223 proven. 3874 refuted. 0 times theorem prover too weak. 802 trivial. 0 not checked. [2024-11-14 23:06:24,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [264714772] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:06:24,778 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:06:24,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 12 [2024-11-14 23:06:24,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169268239] [2024-11-14 23:06:24,779 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:06:24,779 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 23:06:24,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:06:24,779 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 23:06:24,779 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-11-14 23:06:24,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:24,780 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:06:24,780 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.153846153846154) internal successors, (54), 12 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:06:24,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:24,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:24,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:24,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:24,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:24,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:24,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:24,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:24,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:24,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:24,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:24,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:24,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:24,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:24,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:24,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:24,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:24,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:06:24,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:24,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:06:24,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:25,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:25,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:25,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:25,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:25,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:25,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:25,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:25,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:25,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:25,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:25,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:25,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:25,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:25,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:25,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:25,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:25,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:25,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:06:25,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:25,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:06:25,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:06:25,929 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-11-14 23:06:26,116 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,SelfDestructingSolverStorable66,SelfDestructingSolverStorable67,SelfDestructingSolverStorable68,SelfDestructingSolverStorable69 [2024-11-14 23:06:26,117 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:06:26,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:26,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1084250579, now seen corresponding path program 1 times [2024-11-14 23:06:26,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:26,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629667183] [2024-11-14 23:06:26,163 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:26,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:26,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:27,227 INFO L134 CoverageAnalysis]: Checked inductivity of 10414 backedges. 6088 proven. 3197 refuted. 0 times theorem prover too weak. 1129 trivial. 0 not checked. [2024-11-14 23:06:27,227 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:06:27,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629667183] [2024-11-14 23:06:27,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629667183] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:27,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1216224737] [2024-11-14 23:06:27,227 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:27,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:27,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:27,252 INFO L256 TraceCheckSpWp]: Trace formula consists of 613 conjuncts, 109 conjuncts are in the unsatisfiable core [2024-11-14 23:06:27,254 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:27,436 INFO L134 CoverageAnalysis]: Checked inductivity of 10414 backedges. 6089 proven. 3195 refuted. 0 times theorem prover too weak. 1130 trivial. 0 not checked. [2024-11-14 23:06:27,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1216224737] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:27,436 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:06:27,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 12 [2024-11-14 23:06:27,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:27,489 INFO L85 PathProgramCache]: Analyzing trace with hash 747943375, now seen corresponding path program 1 times [2024-11-14 23:06:27,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:27,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676517981] [2024-11-14 23:06:27,489 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:27,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:27,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:28,446 INFO L134 CoverageAnalysis]: Checked inductivity of 10414 backedges. 6088 proven. 3197 refuted. 0 times theorem prover too weak. 1129 trivial. 0 not checked. [2024-11-14 23:06:28,446 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:06:28,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676517981] [2024-11-14 23:06:28,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676517981] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:28,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [117993784] [2024-11-14 23:06:28,446 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:28,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:28,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:28,486 INFO L256 TraceCheckSpWp]: Trace formula consists of 618 conjuncts, 110 conjuncts are in the unsatisfiable core [2024-11-14 23:06:28,489 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:28,684 INFO L134 CoverageAnalysis]: Checked inductivity of 10414 backedges. 6089 proven. 3195 refuted. 0 times theorem prover too weak. 1130 trivial. 0 not checked. [2024-11-14 23:06:28,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [117993784] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:28,684 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:06:28,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 12 [2024-11-14 23:06:28,684 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:28,684 INFO L85 PathProgramCache]: Analyzing trace with hash 1441938166, now seen corresponding path program 18 times [2024-11-14 23:06:28,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:06:28,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512253165] [2024-11-14 23:06:28,684 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:28,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:28,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:29,654 INFO L134 CoverageAnalysis]: Checked inductivity of 10414 backedges. 6088 proven. 3197 refuted. 0 times theorem prover too weak. 1129 trivial. 0 not checked. [2024-11-14 23:06:29,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:06:29,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512253165] [2024-11-14 23:06:29,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512253165] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:29,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1943260137] [2024-11-14 23:06:29,654 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 23:06:29,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:06:29,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:06:29,656 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:06:29,657 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-11-14 23:06:29,785 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 103 check-sat command(s) [2024-11-14 23:06:29,785 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:06:29,788 INFO L256 TraceCheckSpWp]: Trace formula consists of 639 conjuncts, 111 conjuncts are in the unsatisfiable core [2024-11-14 23:06:29,790 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:29,967 INFO L134 CoverageAnalysis]: Checked inductivity of 10414 backedges. 6089 proven. 3195 refuted. 0 times theorem prover too weak. 1130 trivial. 0 not checked. [2024-11-14 23:06:29,967 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:06:30,559 INFO L134 CoverageAnalysis]: Checked inductivity of 10414 backedges. 6089 proven. 3195 refuted. 0 times theorem prover too weak. 1130 trivial. 0 not checked. [2024-11-14 23:06:30,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1943260137] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:06:30,560 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:06:30,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 14 [2024-11-14 23:06:30,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599097784] [2024-11-14 23:06:30,560 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:06:30,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-14 23:06:30,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:06:30,561 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-14 23:06:30,561 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=127, Unknown=0, NotChecked=0, Total=210 [2024-11-14 23:06:30,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:30,561 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:06:30,561 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 14 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:06:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:30,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:30,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:30,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:30,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:30,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:30,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:30,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:30,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:30,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:30,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:30,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:30,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:30,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:06:30,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:30,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:06:30,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:06:30,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:32,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:32,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:32,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:32,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:32,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:32,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:32,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:32,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:32,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:32,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:32,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:32,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:32,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:32,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:32,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:32,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:32,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:32,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:06:32,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:32,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:06:32,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:06:32,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:06:32,237 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2024-11-14 23:06:32,422 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,SelfDestructingSolverStorable71,SelfDestructingSolverStorable72,SelfDestructingSolverStorable73,SelfDestructingSolverStorable74,21 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:06:32,422 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:06:32,468 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:32,468 INFO L85 PathProgramCache]: Analyzing trace with hash 1711381033, now seen corresponding path program 1 times [2024-11-14 23:06:32,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:32,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161373933] [2024-11-14 23:06:32,469 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:32,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:32,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:06:32,490 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 23:06:32,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:06:32,518 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 23:06:32,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:32,556 INFO L85 PathProgramCache]: Analyzing trace with hash 1513174727, now seen corresponding path program 1 times [2024-11-14 23:06:32,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:32,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934024472] [2024-11-14 23:06:32,557 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:32,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:32,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:33,627 INFO L134 CoverageAnalysis]: Checked inductivity of 10619 backedges. 3388 proven. 6092 refuted. 0 times theorem prover too weak. 1139 trivial. 0 not checked. [2024-11-14 23:06:33,627 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:06:33,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934024472] [2024-11-14 23:06:33,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934024472] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:33,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1251269944] [2024-11-14 23:06:33,627 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:33,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:33,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:33,669 INFO L256 TraceCheckSpWp]: Trace formula consists of 624 conjuncts, 109 conjuncts are in the unsatisfiable core [2024-11-14 23:06:33,673 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:33,902 INFO L134 CoverageAnalysis]: Checked inductivity of 10619 backedges. 3388 proven. 6091 refuted. 0 times theorem prover too weak. 1140 trivial. 0 not checked. [2024-11-14 23:06:33,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1251269944] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:33,902 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:06:33,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 13 [2024-11-14 23:06:33,903 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:33,903 INFO L85 PathProgramCache]: Analyzing trace with hash 1863650836, now seen corresponding path program 19 times [2024-11-14 23:06:33,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:06:33,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823090068] [2024-11-14 23:06:33,903 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:33,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:33,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:34,911 INFO L134 CoverageAnalysis]: Checked inductivity of 10619 backedges. 3388 proven. 6092 refuted. 0 times theorem prover too weak. 1139 trivial. 0 not checked. [2024-11-14 23:06:34,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:06:34,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823090068] [2024-11-14 23:06:34,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [823090068] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:34,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1168946606] [2024-11-14 23:06:34,912 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-14 23:06:34,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:06:34,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:06:34,914 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:06:34,915 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-11-14 23:06:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:34,998 INFO L256 TraceCheckSpWp]: Trace formula consists of 645 conjuncts, 109 conjuncts are in the unsatisfiable core [2024-11-14 23:06:35,000 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:35,172 INFO L134 CoverageAnalysis]: Checked inductivity of 10619 backedges. 3388 proven. 6091 refuted. 0 times theorem prover too weak. 1140 trivial. 0 not checked. [2024-11-14 23:06:35,172 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:06:35,710 INFO L134 CoverageAnalysis]: Checked inductivity of 10619 backedges. 3388 proven. 6091 refuted. 0 times theorem prover too weak. 1140 trivial. 0 not checked. [2024-11-14 23:06:35,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1168946606] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:06:35,711 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:06:35,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12, 12] total 13 [2024-11-14 23:06:35,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998167744] [2024-11-14 23:06:35,711 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:06:35,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 23:06:35,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:06:35,712 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 23:06:35,712 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=91, Unknown=0, NotChecked=0, Total=182 [2024-11-14 23:06:35,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:35,712 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:06:35,712 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.071428571428571) internal successors, (57), 13 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) [2024-11-14 23:06:35,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:35,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:35,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:35,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:35,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:35,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:35,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:35,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:35,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:35,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:35,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:35,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:35,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:35,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:35,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:35,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:35,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:35,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:06:35,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:35,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:06:35,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:06:35,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:06:35,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:37,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:37,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:37,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:37,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:37,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:37,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:37,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:37,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:37,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:37,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:37,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:37,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:37,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:37,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:37,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:37,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:37,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:37,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:06:37,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:37,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:06:37,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:06:37,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:06:37,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:06:37,521 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2024-11-14 23:06:37,709 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,SelfDestructingSolverStorable75,SelfDestructingSolverStorable76,SelfDestructingSolverStorable77,SelfDestructingSolverStorable78 [2024-11-14 23:06:37,710 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:06:37,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:37,759 INFO L85 PathProgramCache]: Analyzing trace with hash -1701279948, now seen corresponding path program 1 times [2024-11-14 23:06:37,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:37,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512051990] [2024-11-14 23:06:37,759 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:37,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:37,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:39,147 INFO L134 CoverageAnalysis]: Checked inductivity of 15386 backedges. 9117 proven. 4724 refuted. 0 times theorem prover too weak. 1545 trivial. 0 not checked. [2024-11-14 23:06:39,147 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:06:39,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512051990] [2024-11-14 23:06:39,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512051990] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:39,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1734117135] [2024-11-14 23:06:39,148 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:39,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:39,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:39,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 734 conjuncts, 131 conjuncts are in the unsatisfiable core [2024-11-14 23:06:39,182 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:39,387 INFO L134 CoverageAnalysis]: Checked inductivity of 15386 backedges. 9118 proven. 4722 refuted. 0 times theorem prover too weak. 1546 trivial. 0 not checked. [2024-11-14 23:06:39,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1734117135] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:39,388 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:06:39,388 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 13 [2024-11-14 23:06:39,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:39,435 INFO L85 PathProgramCache]: Analyzing trace with hash -1200102200, now seen corresponding path program 1 times [2024-11-14 23:06:39,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:39,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575206022] [2024-11-14 23:06:39,435 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:39,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:39,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:40,962 INFO L134 CoverageAnalysis]: Checked inductivity of 15386 backedges. 9117 proven. 4724 refuted. 0 times theorem prover too weak. 1545 trivial. 0 not checked. [2024-11-14 23:06:40,962 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:06:40,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575206022] [2024-11-14 23:06:40,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575206022] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:40,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [839388625] [2024-11-14 23:06:40,962 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:40,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:40,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:40,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 132 conjuncts are in the unsatisfiable core [2024-11-14 23:06:40,999 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:41,209 INFO L134 CoverageAnalysis]: Checked inductivity of 15386 backedges. 9118 proven. 4722 refuted. 0 times theorem prover too weak. 1546 trivial. 0 not checked. [2024-11-14 23:06:41,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [839388625] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:41,210 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:06:41,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 13 [2024-11-14 23:06:41,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:41,210 INFO L85 PathProgramCache]: Analyzing trace with hash -872334817, now seen corresponding path program 20 times [2024-11-14 23:06:41,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:06:41,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032756730] [2024-11-14 23:06:41,210 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:41,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:41,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:42,693 INFO L134 CoverageAnalysis]: Checked inductivity of 15386 backedges. 9117 proven. 4724 refuted. 0 times theorem prover too weak. 1545 trivial. 0 not checked. [2024-11-14 23:06:42,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:06:42,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032756730] [2024-11-14 23:06:42,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032756730] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:42,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [732412795] [2024-11-14 23:06:42,693 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 23:06:42,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:06:42,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:06:42,697 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:06:42,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-11-14 23:06:42,790 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 23:06:42,790 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:06:42,793 INFO L256 TraceCheckSpWp]: Trace formula consists of 760 conjuncts, 133 conjuncts are in the unsatisfiable core [2024-11-14 23:06:42,797 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:43,068 INFO L134 CoverageAnalysis]: Checked inductivity of 15386 backedges. 9118 proven. 4722 refuted. 0 times theorem prover too weak. 1546 trivial. 0 not checked. [2024-11-14 23:06:43,068 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:06:43,746 INFO L134 CoverageAnalysis]: Checked inductivity of 15386 backedges. 9118 proven. 4722 refuted. 0 times theorem prover too weak. 1546 trivial. 0 not checked. [2024-11-14 23:06:43,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [732412795] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:06:43,747 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:06:43,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14, 14] total 15 [2024-11-14 23:06:43,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29537892] [2024-11-14 23:06:43,747 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:06:43,747 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-14 23:06:43,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:06:43,748 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-14 23:06:43,748 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=144, Unknown=0, NotChecked=0, Total=240 [2024-11-14 23:06:43,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:43,748 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:06:43,748 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.625) internal successors, (58), 15 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:06:43,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:43,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:43,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:43,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:43,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:43,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:43,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:43,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:43,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:06:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:06:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:06:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:06:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:06:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:46,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:46,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:46,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:46,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:46,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:46,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:46,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:46,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:46,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:46,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:46,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:46,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:06:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:06:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:06:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:06:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:06:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:06:46,242 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2024-11-14 23:06:46,431 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80,SelfDestructingSolverStorable81,SelfDestructingSolverStorable82,SelfDestructingSolverStorable83,23 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable79 [2024-11-14 23:06:46,431 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:06:46,483 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:46,483 INFO L85 PathProgramCache]: Analyzing trace with hash 1451506038, now seen corresponding path program 1 times [2024-11-14 23:06:46,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:46,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210151767] [2024-11-14 23:06:46,483 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:46,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:46,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:06:46,512 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 23:06:46,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:06:46,549 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 23:06:46,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:46,586 INFO L85 PathProgramCache]: Analyzing trace with hash 2046979974, now seen corresponding path program 1 times [2024-11-14 23:06:46,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:46,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021477468] [2024-11-14 23:06:46,586 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:46,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:46,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:48,009 INFO L134 CoverageAnalysis]: Checked inductivity of 15635 backedges. 4957 proven. 9121 refuted. 0 times theorem prover too weak. 1557 trivial. 0 not checked. [2024-11-14 23:06:48,010 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:06:48,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021477468] [2024-11-14 23:06:48,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021477468] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:48,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1278700101] [2024-11-14 23:06:48,010 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:48,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:48,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:48,043 INFO L256 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 131 conjuncts are in the unsatisfiable core [2024-11-14 23:06:48,047 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:48,262 INFO L134 CoverageAnalysis]: Checked inductivity of 15635 backedges. 4957 proven. 9120 refuted. 0 times theorem prover too weak. 1558 trivial. 0 not checked. [2024-11-14 23:06:48,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1278700101] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:48,262 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:06:48,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 14 [2024-11-14 23:06:48,263 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:48,263 INFO L85 PathProgramCache]: Analyzing trace with hash -1654593795, now seen corresponding path program 21 times [2024-11-14 23:06:48,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:06:48,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516830128] [2024-11-14 23:06:48,263 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:48,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:48,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:49,835 INFO L134 CoverageAnalysis]: Checked inductivity of 15635 backedges. 4957 proven. 9121 refuted. 0 times theorem prover too weak. 1557 trivial. 0 not checked. [2024-11-14 23:06:49,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:06:49,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516830128] [2024-11-14 23:06:49,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516830128] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:49,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1814700239] [2024-11-14 23:06:49,835 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 23:06:49,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:06:49,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:06:49,837 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:06:49,837 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-11-14 23:06:50,018 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 126 check-sat command(s) [2024-11-14 23:06:50,019 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:06:50,022 INFO L256 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 131 conjuncts are in the unsatisfiable core [2024-11-14 23:06:50,025 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:50,267 INFO L134 CoverageAnalysis]: Checked inductivity of 15635 backedges. 4957 proven. 9120 refuted. 0 times theorem prover too weak. 1558 trivial. 0 not checked. [2024-11-14 23:06:50,267 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:06:50,941 INFO L134 CoverageAnalysis]: Checked inductivity of 15635 backedges. 4957 proven. 9120 refuted. 0 times theorem prover too weak. 1558 trivial. 0 not checked. [2024-11-14 23:06:50,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1814700239] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:06:50,942 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:06:50,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 14 [2024-11-14 23:06:50,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947651905] [2024-11-14 23:06:50,942 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:06:50,942 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-14 23:06:50,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:06:50,943 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-14 23:06:50,943 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=105, Unknown=0, NotChecked=0, Total=210 [2024-11-14 23:06:50,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:50,943 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:06:50,943 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.0) internal successors, (60), 14 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) [2024-11-14 23:06:50,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:50,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:50,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:50,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:50,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:50,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:50,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:50,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:50,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:50,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:50,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:50,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:50,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:50,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:50,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:50,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:50,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:50,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:06:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:06:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:06:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:06:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:06:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:06:50,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:06:53,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:06:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:06:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:06:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:06:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:06:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:06:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:06:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:06:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:06:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:06:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:06:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:06:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:06:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:06:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:06:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:06:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:06:53,764 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2024-11-14 23:06:53,952 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84,SelfDestructingSolverStorable85,SelfDestructingSolverStorable86,SelfDestructingSolverStorable87,24 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:06:53,952 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:06:53,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:53,998 INFO L85 PathProgramCache]: Analyzing trace with hash 90881674, now seen corresponding path program 1 times [2024-11-14 23:06:53,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:53,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601397032] [2024-11-14 23:06:53,998 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:53,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:54,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:56,115 INFO L134 CoverageAnalysis]: Checked inductivity of 21914 backedges. 13130 proven. 6735 refuted. 0 times theorem prover too weak. 2049 trivial. 0 not checked. [2024-11-14 23:06:56,115 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:06:56,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601397032] [2024-11-14 23:06:56,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601397032] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:56,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [35224615] [2024-11-14 23:06:56,115 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:56,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:56,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:56,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 866 conjuncts, 155 conjuncts are in the unsatisfiable core [2024-11-14 23:06:56,165 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:56,450 INFO L134 CoverageAnalysis]: Checked inductivity of 21914 backedges. 13131 proven. 6733 refuted. 0 times theorem prover too weak. 2050 trivial. 0 not checked. [2024-11-14 23:06:56,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [35224615] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:56,450 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:06:56,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 14 [2024-11-14 23:06:56,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:56,487 INFO L85 PathProgramCache]: Analyzing trace with hash -1477671386, now seen corresponding path program 1 times [2024-11-14 23:06:56,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:06:56,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251523456] [2024-11-14 23:06:56,487 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:56,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:56,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:58,703 INFO L134 CoverageAnalysis]: Checked inductivity of 21914 backedges. 13130 proven. 6735 refuted. 0 times theorem prover too weak. 2049 trivial. 0 not checked. [2024-11-14 23:06:58,703 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:06:58,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251523456] [2024-11-14 23:06:58,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251523456] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:58,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1387676213] [2024-11-14 23:06:58,703 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:58,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:58,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:06:58,746 INFO L256 TraceCheckSpWp]: Trace formula consists of 871 conjuncts, 156 conjuncts are in the unsatisfiable core [2024-11-14 23:06:58,748 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:06:59,012 INFO L134 CoverageAnalysis]: Checked inductivity of 21914 backedges. 13131 proven. 6733 refuted. 0 times theorem prover too weak. 2050 trivial. 0 not checked. [2024-11-14 23:06:59,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1387676213] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:06:59,013 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:06:59,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 14 [2024-11-14 23:06:59,013 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:06:59,013 INFO L85 PathProgramCache]: Analyzing trace with hash -381241885, now seen corresponding path program 22 times [2024-11-14 23:06:59,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:06:59,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685538835] [2024-11-14 23:06:59,013 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:06:59,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:06:59,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:07:01,181 INFO L134 CoverageAnalysis]: Checked inductivity of 21914 backedges. 13130 proven. 6735 refuted. 0 times theorem prover too weak. 2049 trivial. 0 not checked. [2024-11-14 23:07:01,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:07:01,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685538835] [2024-11-14 23:07:01,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685538835] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:07:01,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1846842982] [2024-11-14 23:07:01,182 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 23:07:01,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:07:01,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:07:01,184 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:07:01,186 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-11-14 23:07:01,292 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 23:07:01,292 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:07:01,295 INFO L256 TraceCheckSpWp]: Trace formula consists of 892 conjuncts, 157 conjuncts are in the unsatisfiable core [2024-11-14 23:07:01,298 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:07:01,561 INFO L134 CoverageAnalysis]: Checked inductivity of 21914 backedges. 13131 proven. 6733 refuted. 0 times theorem prover too weak. 2050 trivial. 0 not checked. [2024-11-14 23:07:01,561 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:07:02,426 INFO L134 CoverageAnalysis]: Checked inductivity of 21914 backedges. 13131 proven. 6733 refuted. 0 times theorem prover too weak. 2050 trivial. 0 not checked. [2024-11-14 23:07:02,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1846842982] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:07:02,427 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:07:02,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 15] total 16 [2024-11-14 23:07:02,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026418632] [2024-11-14 23:07:02,427 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:07:02,427 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-14 23:07:02,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:07:02,428 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-14 23:07:02,428 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=162, Unknown=0, NotChecked=0, Total=272 [2024-11-14 23:07:02,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:07:02,428 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:07:02,428 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 3.588235294117647) internal successors, (61), 16 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:07:02,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:07:02,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:07:02,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:07:02,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:07:02,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:07:02,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:07:02,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:07:02,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:07:02,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:07:02,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:07:02,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:07:02,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:07:02,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:07:02,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:07:02,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:07:02,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:07:02,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:07:02,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:07:02,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:07:02,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:07:02,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:07:02,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:07:02,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:07:02,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:07:02,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:07:02,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:07:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:07:06,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:07:06,299 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2024-11-14 23:07:06,487 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,SelfDestructingSolverStorable91,25 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable92,SelfDestructingSolverStorable88,SelfDestructingSolverStorable89 [2024-11-14 23:07:06,487 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:07:06,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:07:06,533 INFO L85 PathProgramCache]: Analyzing trace with hash 1436791250, now seen corresponding path program 1 times [2024-11-14 23:07:06,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:07:06,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719748443] [2024-11-14 23:07:06,533 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:07:06,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:07:06,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:07:06,571 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 23:07:06,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:07:06,622 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 23:07:06,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:07:06,675 INFO L85 PathProgramCache]: Analyzing trace with hash 1590816746, now seen corresponding path program 1 times [2024-11-14 23:07:06,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:07:06,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31548252] [2024-11-14 23:07:06,675 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:07:06,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:07:06,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:07:08,832 INFO L134 CoverageAnalysis]: Checked inductivity of 22211 backedges. 7014 proven. 13134 refuted. 0 times theorem prover too weak. 2063 trivial. 0 not checked. [2024-11-14 23:07:08,833 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:07:08,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31548252] [2024-11-14 23:07:08,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31548252] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:07:08,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1981087192] [2024-11-14 23:07:08,833 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:07:08,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:07:08,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:07:08,901 INFO L256 TraceCheckSpWp]: Trace formula consists of 877 conjuncts, 155 conjuncts are in the unsatisfiable core [2024-11-14 23:07:08,905 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:07:09,236 INFO L134 CoverageAnalysis]: Checked inductivity of 22211 backedges. 7014 proven. 13133 refuted. 0 times theorem prover too weak. 2064 trivial. 0 not checked. [2024-11-14 23:07:09,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1981087192] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:07:09,236 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:07:09,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 15 [2024-11-14 23:07:09,237 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:07:09,237 INFO L85 PathProgramCache]: Analyzing trace with hash 2134278593, now seen corresponding path program 23 times [2024-11-14 23:07:09,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:07:09,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264269915] [2024-11-14 23:07:09,237 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:07:09,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:07:09,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:07:11,540 INFO L134 CoverageAnalysis]: Checked inductivity of 22211 backedges. 7014 proven. 13134 refuted. 0 times theorem prover too weak. 2063 trivial. 0 not checked. [2024-11-14 23:07:11,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:07:11,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1264269915] [2024-11-14 23:07:11,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1264269915] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:07:11,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1107633243] [2024-11-14 23:07:11,541 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 23:07:11,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:07:11,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:07:11,543 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:07:11,545 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-11-14 23:07:11,761 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 150 check-sat command(s) [2024-11-14 23:07:11,761 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:07:11,765 INFO L256 TraceCheckSpWp]: Trace formula consists of 898 conjuncts, 155 conjuncts are in the unsatisfiable core [2024-11-14 23:07:11,768 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:07:12,007 INFO L134 CoverageAnalysis]: Checked inductivity of 22211 backedges. 7014 proven. 13133 refuted. 0 times theorem prover too weak. 2064 trivial. 0 not checked. [2024-11-14 23:07:12,007 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:07:12,876 INFO L134 CoverageAnalysis]: Checked inductivity of 22211 backedges. 7014 proven. 13133 refuted. 0 times theorem prover too weak. 2064 trivial. 0 not checked. [2024-11-14 23:07:12,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1107633243] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:07:12,877 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:07:12,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14, 14] total 15 [2024-11-14 23:07:12,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58093345] [2024-11-14 23:07:12,877 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:07:12,877 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-14 23:07:12,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:07:12,878 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-14 23:07:12,878 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=120, Unknown=0, NotChecked=0, Total=240 [2024-11-14 23:07:12,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:07:12,878 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:07:12,878 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.9375) internal successors, (63), 15 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:07:12,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:07:12,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:07:12,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:07:12,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:07:12,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:07:12,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:07:12,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:07:12,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:07:12,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:07:12,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:07:12,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:07:12,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:07:12,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:07:12,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:07:12,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:07:12,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:07:12,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:07:12,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:07:12,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:07:12,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:07:12,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:07:12,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:07:12,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:07:12,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:07:12,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:07:12,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:07:12,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:07:17,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:07:17,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:07:17,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:07:17,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:07:17,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:07:17,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:07:17,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:07:17,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:07:17,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:07:17,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:07:17,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:07:17,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:07:17,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:07:17,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:07:17,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:07:17,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:07:17,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:07:17,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:07:17,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:07:17,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:07:17,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:07:17,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:07:17,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:07:17,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:07:17,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:07:17,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:07:17,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:07:17,236 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2024-11-14 23:07:17,424 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93,SelfDestructingSolverStorable94,SelfDestructingSolverStorable95,26 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable96 [2024-11-14 23:07:17,425 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:07:17,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:07:17,470 INFO L85 PathProgramCache]: Analyzing trace with hash -753265169, now seen corresponding path program 1 times [2024-11-14 23:07:17,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:07:17,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494703020] [2024-11-14 23:07:17,471 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:07:17,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:07:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:07:20,677 INFO L134 CoverageAnalysis]: Checked inductivity of 30286 backedges. 18315 proven. 9322 refuted. 0 times theorem prover too weak. 2649 trivial. 0 not checked. [2024-11-14 23:07:20,677 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:07:20,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494703020] [2024-11-14 23:07:20,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494703020] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:07:20,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2005255820] [2024-11-14 23:07:20,678 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:07:20,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:07:20,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:07:20,762 INFO L256 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 181 conjuncts are in the unsatisfiable core [2024-11-14 23:07:20,767 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:07:21,088 INFO L134 CoverageAnalysis]: Checked inductivity of 30286 backedges. 18316 proven. 9320 refuted. 0 times theorem prover too weak. 2650 trivial. 0 not checked. [2024-11-14 23:07:21,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2005255820] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:07:21,088 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:07:21,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 15 [2024-11-14 23:07:21,131 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:07:21,131 INFO L85 PathProgramCache]: Analyzing trace with hash -1876424663, now seen corresponding path program 1 times [2024-11-14 23:07:21,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:07:21,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148284278] [2024-11-14 23:07:21,131 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:07:21,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:07:21,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:07:24,237 INFO L134 CoverageAnalysis]: Checked inductivity of 30286 backedges. 18315 proven. 9322 refuted. 0 times theorem prover too weak. 2649 trivial. 0 not checked. [2024-11-14 23:07:24,237 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:07:24,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148284278] [2024-11-14 23:07:24,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148284278] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:07:24,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1396242577] [2024-11-14 23:07:24,238 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:07:24,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:07:24,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:07:24,328 INFO L256 TraceCheckSpWp]: Trace formula consists of 1014 conjuncts, 182 conjuncts are in the unsatisfiable core [2024-11-14 23:07:24,332 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:07:24,659 INFO L134 CoverageAnalysis]: Checked inductivity of 30286 backedges. 18316 proven. 9320 refuted. 0 times theorem prover too weak. 2650 trivial. 0 not checked. [2024-11-14 23:07:24,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1396242577] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:07:24,659 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:07:24,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 15 [2024-11-14 23:07:24,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:07:24,660 INFO L85 PathProgramCache]: Analyzing trace with hash -2102178686, now seen corresponding path program 24 times [2024-11-14 23:07:24,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:07:24,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005809670] [2024-11-14 23:07:24,660 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:07:24,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:07:24,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:07:27,879 INFO L134 CoverageAnalysis]: Checked inductivity of 30286 backedges. 18315 proven. 9322 refuted. 0 times theorem prover too weak. 2649 trivial. 0 not checked. [2024-11-14 23:07:27,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:07:27,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005809670] [2024-11-14 23:07:27,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2005809670] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:07:27,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [39972781] [2024-11-14 23:07:27,880 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 23:07:27,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:07:27,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:07:27,882 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:07:27,883 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2024-11-14 23:07:28,137 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 175 check-sat command(s) [2024-11-14 23:07:28,137 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:07:28,141 INFO L256 TraceCheckSpWp]: Trace formula consists of 1035 conjuncts, 183 conjuncts are in the unsatisfiable core [2024-11-14 23:07:28,144 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:07:28,483 INFO L134 CoverageAnalysis]: Checked inductivity of 30286 backedges. 18316 proven. 9320 refuted. 0 times theorem prover too weak. 2650 trivial. 0 not checked. [2024-11-14 23:07:28,483 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:07:29,624 INFO L134 CoverageAnalysis]: Checked inductivity of 30286 backedges. 18316 proven. 9320 refuted. 0 times theorem prover too weak. 2650 trivial. 0 not checked. [2024-11-14 23:07:29,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [39972781] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:07:29,624 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:07:29,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16, 16] total 17 [2024-11-14 23:07:29,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205777392] [2024-11-14 23:07:29,624 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:07:29,625 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-14 23:07:29,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:07:29,625 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-14 23:07:29,625 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=181, Unknown=0, NotChecked=0, Total=306 [2024-11-14 23:07:29,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:07:29,626 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:07:29,626 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 3.5555555555555554) internal successors, (64), 17 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:07:29,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:07:29,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:07:29,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:07:29,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:07:29,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:07:29,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:07:29,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:07:29,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:07:29,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:07:29,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:07:29,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:07:29,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:07:29,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:07:29,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:07:29,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:07:29,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:07:29,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:07:29,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:07:29,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:07:29,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:07:29,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:07:29,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:07:29,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:07:29,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:07:29,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:07:29,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:07:29,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:07:29,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:07:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:07:35,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:07:35,451 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2024-11-14 23:07:35,639 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable97,SelfDestructingSolverStorable98,SelfDestructingSolverStorable99,SelfDestructingSolverStorable100,SelfDestructingSolverStorable101 [2024-11-14 23:07:35,639 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:07:35,688 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:07:35,688 INFO L85 PathProgramCache]: Analyzing trace with hash 1960336637, now seen corresponding path program 1 times [2024-11-14 23:07:35,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:07:35,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269067631] [2024-11-14 23:07:35,688 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:07:35,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:07:35,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:07:35,740 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 23:07:35,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:07:35,802 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 23:07:35,839 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:07:35,839 INFO L85 PathProgramCache]: Analyzing trace with hash 640849459, now seen corresponding path program 1 times [2024-11-14 23:07:35,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:07:35,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149531434] [2024-11-14 23:07:35,840 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:07:35,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:07:35,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:07:38,971 INFO L134 CoverageAnalysis]: Checked inductivity of 30635 backedges. 9651 proven. 18319 refuted. 0 times theorem prover too weak. 2665 trivial. 0 not checked. [2024-11-14 23:07:38,971 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:07:38,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149531434] [2024-11-14 23:07:38,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149531434] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:07:38,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1353452855] [2024-11-14 23:07:38,972 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:07:38,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:07:39,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:07:39,031 INFO L256 TraceCheckSpWp]: Trace formula consists of 1020 conjuncts, 181 conjuncts are in the unsatisfiable core [2024-11-14 23:07:39,034 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:07:39,323 INFO L134 CoverageAnalysis]: Checked inductivity of 30635 backedges. 9651 proven. 18318 refuted. 0 times theorem prover too weak. 2666 trivial. 0 not checked. [2024-11-14 23:07:39,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1353452855] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:07:39,324 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:07:39,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15] total 16 [2024-11-14 23:07:39,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:07:39,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1876421792, now seen corresponding path program 25 times [2024-11-14 23:07:39,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:07:39,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761097911] [2024-11-14 23:07:39,325 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:07:39,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:07:39,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:07:42,547 INFO L134 CoverageAnalysis]: Checked inductivity of 30635 backedges. 9651 proven. 18319 refuted. 0 times theorem prover too weak. 2665 trivial. 0 not checked. [2024-11-14 23:07:42,547 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:07:42,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761097911] [2024-11-14 23:07:42,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761097911] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:07:42,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1660515561] [2024-11-14 23:07:42,547 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-14 23:07:42,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:07:42,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:07:42,549 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:07:42,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-11-14 23:07:42,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:07:42,676 INFO L256 TraceCheckSpWp]: Trace formula consists of 1041 conjuncts, 181 conjuncts are in the unsatisfiable core [2024-11-14 23:07:42,679 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:07:42,956 INFO L134 CoverageAnalysis]: Checked inductivity of 30635 backedges. 9651 proven. 18318 refuted. 0 times theorem prover too weak. 2666 trivial. 0 not checked. [2024-11-14 23:07:42,957 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:07:44,015 INFO L134 CoverageAnalysis]: Checked inductivity of 30635 backedges. 9651 proven. 18318 refuted. 0 times theorem prover too weak. 2666 trivial. 0 not checked. [2024-11-14 23:07:44,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1660515561] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:07:44,016 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:07:44,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 15] total 16 [2024-11-14 23:07:44,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038666340] [2024-11-14 23:07:44,016 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:07:44,016 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-14 23:07:44,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:07:44,017 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-14 23:07:44,017 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=136, Unknown=0, NotChecked=0, Total=272 [2024-11-14 23:07:44,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:07:44,017 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:07:44,017 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 3.8823529411764706) internal successors, (66), 16 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:07:44,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:07:44,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:07:44,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:07:44,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:07:44,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:07:44,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:07:44,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:07:44,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:07:44,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:07:44,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:07:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:07:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:07:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:07:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:07:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:07:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:07:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:07:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:07:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:07:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:07:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:07:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:07:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:07:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:07:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:07:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:07:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:07:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:07:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:07:50,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:07:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:07:50,578 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2024-11-14 23:07:50,766 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable104,SelfDestructingSolverStorable105,SelfDestructingSolverStorable102,SelfDestructingSolverStorable103 [2024-11-14 23:07:50,766 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:07:50,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:07:50,811 INFO L85 PathProgramCache]: Analyzing trace with hash -843085917, now seen corresponding path program 1 times [2024-11-14 23:07:50,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:07:50,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130220337] [2024-11-14 23:07:50,812 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:07:50,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:07:50,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:07:55,394 INFO L134 CoverageAnalysis]: Checked inductivity of 40814 backedges. 24876 proven. 12585 refuted. 0 times theorem prover too weak. 3353 trivial. 0 not checked. [2024-11-14 23:07:55,395 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:07:55,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130220337] [2024-11-14 23:07:55,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130220337] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:07:55,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1874441328] [2024-11-14 23:07:55,395 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:07:55,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:07:55,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:07:55,472 INFO L256 TraceCheckSpWp]: Trace formula consists of 1163 conjuncts, 209 conjuncts are in the unsatisfiable core [2024-11-14 23:07:55,475 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:07:55,795 INFO L134 CoverageAnalysis]: Checked inductivity of 40814 backedges. 24877 proven. 12583 refuted. 0 times theorem prover too weak. 3354 trivial. 0 not checked. [2024-11-14 23:07:55,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1874441328] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:07:55,795 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:07:55,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15] total 16 [2024-11-14 23:07:55,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:07:55,831 INFO L85 PathProgramCache]: Analyzing trace with hash -365905775, now seen corresponding path program 1 times [2024-11-14 23:07:55,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:07:55,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674889833] [2024-11-14 23:07:55,831 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:07:55,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:07:55,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:08:00,395 INFO L134 CoverageAnalysis]: Checked inductivity of 40814 backedges. 24876 proven. 12585 refuted. 0 times theorem prover too weak. 3353 trivial. 0 not checked. [2024-11-14 23:08:00,395 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:08:00,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674889833] [2024-11-14 23:08:00,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674889833] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:08:00,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1506956549] [2024-11-14 23:08:00,395 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:08:00,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:08:00,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:08:00,553 INFO L256 TraceCheckSpWp]: Trace formula consists of 1168 conjuncts, 210 conjuncts are in the unsatisfiable core [2024-11-14 23:08:00,557 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:08:00,895 INFO L134 CoverageAnalysis]: Checked inductivity of 40814 backedges. 24877 proven. 12583 refuted. 0 times theorem prover too weak. 3354 trivial. 0 not checked. [2024-11-14 23:08:00,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1506956549] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:08:00,895 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:08:00,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15] total 16 [2024-11-14 23:08:00,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:08:00,896 INFO L85 PathProgramCache]: Analyzing trace with hash 1998003132, now seen corresponding path program 26 times [2024-11-14 23:08:00,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:08:00,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289164900] [2024-11-14 23:08:00,896 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:08:00,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:08:00,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:08:05,560 INFO L134 CoverageAnalysis]: Checked inductivity of 40814 backedges. 24876 proven. 12585 refuted. 0 times theorem prover too weak. 3353 trivial. 0 not checked. [2024-11-14 23:08:05,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:08:05,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289164900] [2024-11-14 23:08:05,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289164900] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:08:05,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [979528141] [2024-11-14 23:08:05,560 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 23:08:05,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:08:05,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:08:05,562 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:08:05,564 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2024-11-14 23:08:05,707 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 23:08:05,708 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:08:05,713 INFO L256 TraceCheckSpWp]: Trace formula consists of 1189 conjuncts, 211 conjuncts are in the unsatisfiable core [2024-11-14 23:08:05,716 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:08:06,055 INFO L134 CoverageAnalysis]: Checked inductivity of 40814 backedges. 24877 proven. 12583 refuted. 0 times theorem prover too weak. 3354 trivial. 0 not checked. [2024-11-14 23:08:06,056 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:08:07,258 INFO L134 CoverageAnalysis]: Checked inductivity of 40814 backedges. 24877 proven. 12583 refuted. 0 times theorem prover too weak. 3354 trivial. 0 not checked. [2024-11-14 23:08:07,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [979528141] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:08:07,259 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:08:07,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 17] total 18 [2024-11-14 23:08:07,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897444152] [2024-11-14 23:08:07,259 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:08:07,259 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-14 23:08:07,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:08:07,260 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-14 23:08:07,260 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=141, Invalid=201, Unknown=0, NotChecked=0, Total=342 [2024-11-14 23:08:07,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:08:07,260 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:08:07,260 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 3.526315789473684) internal successors, (67), 18 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:08:07,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:08:07,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:08:07,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:08:07,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:08:07,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:08:07,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:08:07,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:08:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:08:16,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 23:08:16,253 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Ended with exit code 0 [2024-11-14 23:08:16,441 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110,SelfDestructingSolverStorable108,SelfDestructingSolverStorable109,29 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable106,SelfDestructingSolverStorable107 [2024-11-14 23:08:16,441 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:08:16,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:08:16,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1541776695, now seen corresponding path program 1 times [2024-11-14 23:08:16,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:08:16,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797878767] [2024-11-14 23:08:16,508 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:08:16,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:08:16,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:08:16,612 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 23:08:16,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:08:16,727 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 23:08:16,765 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:08:16,765 INFO L85 PathProgramCache]: Analyzing trace with hash 550387745, now seen corresponding path program 1 times [2024-11-14 23:08:16,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:08:16,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930469579] [2024-11-14 23:08:16,765 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:08:16,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:08:16,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:08:21,445 INFO L134 CoverageAnalysis]: Checked inductivity of 41219 backedges. 12968 proven. 24880 refuted. 0 times theorem prover too weak. 3371 trivial. 0 not checked. [2024-11-14 23:08:21,445 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:08:21,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930469579] [2024-11-14 23:08:21,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930469579] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:08:21,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1377702740] [2024-11-14 23:08:21,446 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:08:21,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:08:21,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:08:21,522 INFO L256 TraceCheckSpWp]: Trace formula consists of 1174 conjuncts, 209 conjuncts are in the unsatisfiable core [2024-11-14 23:08:21,526 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:08:21,923 INFO L134 CoverageAnalysis]: Checked inductivity of 41219 backedges. 12968 proven. 24879 refuted. 0 times theorem prover too weak. 3372 trivial. 0 not checked. [2024-11-14 23:08:21,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1377702740] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:08:21,924 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:08:21,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 17 [2024-11-14 23:08:21,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:08:21,924 INFO L85 PathProgramCache]: Analyzing trace with hash -628828838, now seen corresponding path program 27 times [2024-11-14 23:08:21,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:08:21,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508645718] [2024-11-14 23:08:21,924 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:08:21,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:08:21,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:08:26,572 INFO L134 CoverageAnalysis]: Checked inductivity of 41219 backedges. 12968 proven. 24880 refuted. 0 times theorem prover too weak. 3371 trivial. 0 not checked. [2024-11-14 23:08:26,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:08:26,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508645718] [2024-11-14 23:08:26,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508645718] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:08:26,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1912014339] [2024-11-14 23:08:26,573 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 23:08:26,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:08:26,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:08:26,574 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:08:26,575 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2024-11-14 23:08:26,978 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 204 check-sat command(s) [2024-11-14 23:08:26,978 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:08:26,983 INFO L256 TraceCheckSpWp]: Trace formula consists of 1195 conjuncts, 209 conjuncts are in the unsatisfiable core [2024-11-14 23:08:26,986 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:08:27,307 INFO L134 CoverageAnalysis]: Checked inductivity of 41219 backedges. 12968 proven. 24879 refuted. 0 times theorem prover too weak. 3372 trivial. 0 not checked. [2024-11-14 23:08:27,307 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:08:28,638 INFO L134 CoverageAnalysis]: Checked inductivity of 41219 backedges. 12968 proven. 24879 refuted. 0 times theorem prover too weak. 3372 trivial. 0 not checked. [2024-11-14 23:08:28,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1912014339] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:08:28,639 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:08:28,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16, 16] total 17 [2024-11-14 23:08:28,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842499932] [2024-11-14 23:08:28,639 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:08:28,640 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-14 23:08:28,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:08:28,640 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-14 23:08:28,640 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=153, Unknown=0, NotChecked=0, Total=306 [2024-11-14 23:08:28,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:08:28,640 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:08:28,641 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 3.8333333333333335) internal successors, (69), 17 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-14 23:08:28,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:08:39,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:08:39,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:08:39,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:08:39,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:08:39,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:08:39,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:08:39,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:08:39,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:08:39,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:08:39,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:08:39,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:08:39,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:08:39,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:08:39,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:08:39,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:08:39,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:08:39,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:08:39,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:08:39,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:08:39,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:08:39,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:08:39,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:08:39,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:08:39,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:08:39,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:08:39,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:08:39,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:08:39,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:08:39,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:08:39,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 23:08:39,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:08:39,230 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Ended with exit code 0 [2024-11-14 23:08:39,417 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable111,SelfDestructingSolverStorable112,SelfDestructingSolverStorable113,SelfDestructingSolverStorable114 [2024-11-14 23:08:39,418 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:08:39,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:08:39,467 INFO L85 PathProgramCache]: Analyzing trace with hash -979272090, now seen corresponding path program 1 times [2024-11-14 23:08:39,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:08:39,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471547879] [2024-11-14 23:08:39,467 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:08:39,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:08:39,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:08:45,715 INFO L134 CoverageAnalysis]: Checked inductivity of 53834 backedges. 33033 proven. 16632 refuted. 0 times theorem prover too weak. 4169 trivial. 0 not checked. [2024-11-14 23:08:45,715 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:08:45,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471547879] [2024-11-14 23:08:45,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1471547879] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:08:45,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1876320084] [2024-11-14 23:08:45,715 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:08:45,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:08:45,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:08:45,886 INFO L256 TraceCheckSpWp]: Trace formula consists of 1328 conjuncts, 239 conjuncts are in the unsatisfiable core [2024-11-14 23:08:45,892 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:08:46,263 INFO L134 CoverageAnalysis]: Checked inductivity of 53834 backedges. 33034 proven. 16630 refuted. 0 times theorem prover too weak. 4170 trivial. 0 not checked. [2024-11-14 23:08:46,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1876320084] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:08:46,263 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:08:46,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 17 [2024-11-14 23:08:46,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:08:46,302 INFO L85 PathProgramCache]: Analyzing trace with hash -292715362, now seen corresponding path program 1 times [2024-11-14 23:08:46,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:08:46,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428138191] [2024-11-14 23:08:46,303 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:08:46,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:08:46,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:08:52,807 INFO L134 CoverageAnalysis]: Checked inductivity of 53834 backedges. 33033 proven. 16632 refuted. 0 times theorem prover too weak. 4169 trivial. 0 not checked. [2024-11-14 23:08:52,807 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:08:52,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428138191] [2024-11-14 23:08:52,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428138191] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:08:52,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1415744389] [2024-11-14 23:08:52,807 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:08:52,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:08:52,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:08:52,900 INFO L256 TraceCheckSpWp]: Trace formula consists of 1333 conjuncts, 240 conjuncts are in the unsatisfiable core [2024-11-14 23:08:52,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:08:53,296 INFO L134 CoverageAnalysis]: Checked inductivity of 53834 backedges. 33034 proven. 16630 refuted. 0 times theorem prover too weak. 4170 trivial. 0 not checked. [2024-11-14 23:08:53,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1415744389] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:08:53,297 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:08:53,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 17 [2024-11-14 23:08:53,297 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:08:53,298 INFO L85 PathProgramCache]: Analyzing trace with hash -2111733551, now seen corresponding path program 28 times [2024-11-14 23:08:53,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:08:53,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917631733] [2024-11-14 23:08:53,298 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:08:53,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:08:53,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:08:59,889 INFO L134 CoverageAnalysis]: Checked inductivity of 53834 backedges. 33033 proven. 16632 refuted. 0 times theorem prover too weak. 4169 trivial. 0 not checked. [2024-11-14 23:08:59,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:08:59,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917631733] [2024-11-14 23:08:59,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [917631733] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:08:59,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1972911884] [2024-11-14 23:08:59,889 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 23:08:59,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:08:59,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:08:59,891 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:08:59,891 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2024-11-14 23:09:00,046 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 23:09:00,046 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:09:00,052 INFO L256 TraceCheckSpWp]: Trace formula consists of 1354 conjuncts, 241 conjuncts are in the unsatisfiable core [2024-11-14 23:09:00,057 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:09:00,430 INFO L134 CoverageAnalysis]: Checked inductivity of 53834 backedges. 33034 proven. 16630 refuted. 0 times theorem prover too weak. 4170 trivial. 0 not checked. [2024-11-14 23:09:00,430 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:09:01,822 INFO L134 CoverageAnalysis]: Checked inductivity of 53834 backedges. 33034 proven. 16630 refuted. 0 times theorem prover too weak. 4170 trivial. 0 not checked. [2024-11-14 23:09:01,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1972911884] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:09:01,822 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:09:01,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 18, 18] total 19 [2024-11-14 23:09:01,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644279628] [2024-11-14 23:09:01,822 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:09:01,823 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-14 23:09:01,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:09:01,823 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-14 23:09:01,824 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=222, Unknown=0, NotChecked=0, Total=380 [2024-11-14 23:09:01,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:09:01,824 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:09:01,824 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 3.5) internal successors, (70), 19 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:09:01,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:09:01,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:09:01,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:09:01,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:09:01,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:09:01,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:09:01,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:09:01,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:09:01,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:09:01,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:09:01,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:09:01,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:09:01,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:09:01,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:09:01,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:09:01,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:09:01,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:09:01,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:09:01,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:09:01,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:09:01,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:09:01,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:09:01,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:09:01,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:09:01,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:09:01,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:09:01,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:09:01,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:09:01,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:09:01,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-14 23:09:01,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:09:01,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:09:14,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:09:14,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:09:14,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:09:14,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:09:14,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:09:14,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:09:14,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:09:14,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:09:14,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:09:14,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:09:14,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:09:14,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:09:14,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:09:14,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:09:14,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:09:14,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:09:14,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:09:14,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:09:14,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:09:14,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:09:14,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:09:14,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:09:14,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:09:14,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:09:14,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:09:14,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:09:14,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:09:14,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:09:14,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:09:14,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 23:09:14,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:09:14,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-14 23:09:14,143 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Ended with exit code 0 [2024-11-14 23:09:14,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119,SelfDestructingSolverStorable115,SelfDestructingSolverStorable116,SelfDestructingSolverStorable117,SelfDestructingSolverStorable118,31 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:09:14,331 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:09:14,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:09:14,383 INFO L85 PathProgramCache]: Analyzing trace with hash -484293312, now seen corresponding path program 1 times [2024-11-14 23:09:14,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:09:14,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211558541] [2024-11-14 23:09:14,383 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:09:14,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:09:14,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:09:14,471 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 23:09:14,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:09:14,576 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 23:09:14,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:09:14,613 INFO L85 PathProgramCache]: Analyzing trace with hash -2128246028, now seen corresponding path program 1 times [2024-11-14 23:09:14,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:09:14,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49737657] [2024-11-14 23:09:14,613 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:09:14,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:09:14,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:09:21,434 INFO L134 CoverageAnalysis]: Checked inductivity of 54299 backedges. 17073 proven. 33037 refuted. 0 times theorem prover too weak. 4189 trivial. 0 not checked. [2024-11-14 23:09:21,435 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:09:21,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49737657] [2024-11-14 23:09:21,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49737657] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:09:21,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1748328521] [2024-11-14 23:09:21,435 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:09:21,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:09:21,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:09:21,534 INFO L256 TraceCheckSpWp]: Trace formula consists of 1339 conjuncts, 239 conjuncts are in the unsatisfiable core [2024-11-14 23:09:21,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:09:21,905 INFO L134 CoverageAnalysis]: Checked inductivity of 54299 backedges. 17073 proven. 33036 refuted. 0 times theorem prover too weak. 4190 trivial. 0 not checked. [2024-11-14 23:09:21,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1748328521] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:09:21,905 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:09:21,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17] total 18 [2024-11-14 23:09:21,905 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:09:21,905 INFO L85 PathProgramCache]: Analyzing trace with hash 1284131119, now seen corresponding path program 29 times [2024-11-14 23:09:21,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:09:21,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810774202] [2024-11-14 23:09:21,906 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:09:21,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:09:21,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:09:28,409 INFO L134 CoverageAnalysis]: Checked inductivity of 54299 backedges. 17073 proven. 33037 refuted. 0 times theorem prover too weak. 4189 trivial. 0 not checked. [2024-11-14 23:09:28,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:09:28,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810774202] [2024-11-14 23:09:28,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810774202] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:09:28,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1297478455] [2024-11-14 23:09:28,410 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 23:09:28,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:09:28,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:09:28,412 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:09:28,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2024-11-14 23:09:28,909 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 234 check-sat command(s) [2024-11-14 23:09:28,909 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:09:28,916 INFO L256 TraceCheckSpWp]: Trace formula consists of 1360 conjuncts, 239 conjuncts are in the unsatisfiable core [2024-11-14 23:09:28,920 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:09:29,287 INFO L134 CoverageAnalysis]: Checked inductivity of 54299 backedges. 17073 proven. 33036 refuted. 0 times theorem prover too weak. 4190 trivial. 0 not checked. [2024-11-14 23:09:29,287 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:09:30,707 INFO L134 CoverageAnalysis]: Checked inductivity of 54299 backedges. 17073 proven. 33036 refuted. 0 times theorem prover too weak. 4190 trivial. 0 not checked. [2024-11-14 23:09:30,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1297478455] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:09:30,707 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:09:30,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 17] total 18 [2024-11-14 23:09:30,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778067949] [2024-11-14 23:09:30,708 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:09:30,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-14 23:09:30,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:09:30,709 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-14 23:09:30,709 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=171, Unknown=0, NotChecked=0, Total=342 [2024-11-14 23:09:30,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:09:30,709 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:09:30,709 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 3.789473684210526) internal successors, (72), 18 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:09:30,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:09:30,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:09:30,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:09:30,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:09:30,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:09:30,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:09:30,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:09:30,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-11-14 23:09:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:09:45,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:09:45,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:09:45,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:09:45,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:09:45,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:09:45,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:09:45,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:09:45,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:09:45,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:09:45,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:09:45,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:09:45,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:09:45,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:09:45,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:09:45,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:09:45,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:09:45,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:09:45,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:09:45,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:09:45,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:09:45,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:09:45,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:09:45,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:09:45,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:09:45,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:09:45,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:09:45,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:09:45,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:09:45,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:09:45,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 23:09:45,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:09:45,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-14 23:09:45,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 23:09:45,251 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Ended with exit code 0 [2024-11-14 23:09:45,438 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120,SelfDestructingSolverStorable121,32 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable122,SelfDestructingSolverStorable123 [2024-11-14 23:09:45,439 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:09:45,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:09:45,486 INFO L85 PathProgramCache]: Analyzing trace with hash -439429768, now seen corresponding path program 1 times [2024-11-14 23:09:45,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:09:45,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558649577] [2024-11-14 23:09:45,486 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:09:45,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:09:45,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:09:54,824 INFO L134 CoverageAnalysis]: Checked inductivity of 69706 backedges. 43022 proven. 21579 refuted. 0 times theorem prover too weak. 5105 trivial. 0 not checked. [2024-11-14 23:09:54,824 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:09:54,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558649577] [2024-11-14 23:09:54,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558649577] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:09:54,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [103031233] [2024-11-14 23:09:54,824 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:09:54,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:09:54,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:09:54,943 INFO L256 TraceCheckSpWp]: Trace formula consists of 1504 conjuncts, 271 conjuncts are in the unsatisfiable core [2024-11-14 23:09:54,948 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:09:55,368 INFO L134 CoverageAnalysis]: Checked inductivity of 69706 backedges. 43023 proven. 21577 refuted. 0 times theorem prover too weak. 5106 trivial. 0 not checked. [2024-11-14 23:09:55,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [103031233] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:09:55,369 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:09:55,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17] total 18 [2024-11-14 23:09:55,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:09:55,405 INFO L85 PathProgramCache]: Analyzing trace with hash -737478384, now seen corresponding path program 1 times [2024-11-14 23:09:55,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:09:55,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585555455] [2024-11-14 23:09:55,405 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:09:55,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:09:55,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:10:04,421 INFO L134 CoverageAnalysis]: Checked inductivity of 69706 backedges. 43022 proven. 21579 refuted. 0 times theorem prover too weak. 5105 trivial. 0 not checked. [2024-11-14 23:10:04,421 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:10:04,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585555455] [2024-11-14 23:10:04,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585555455] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:10:04,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1126695857] [2024-11-14 23:10:04,421 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:10:04,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:10:04,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:10:04,544 INFO L256 TraceCheckSpWp]: Trace formula consists of 1509 conjuncts, 272 conjuncts are in the unsatisfiable core [2024-11-14 23:10:04,549 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:10:04,971 INFO L134 CoverageAnalysis]: Checked inductivity of 69706 backedges. 43023 proven. 21577 refuted. 0 times theorem prover too weak. 5106 trivial. 0 not checked. [2024-11-14 23:10:04,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1126695857] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:10:04,971 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:10:04,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17] total 18 [2024-11-14 23:10:04,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:10:04,972 INFO L85 PathProgramCache]: Analyzing trace with hash -1998186367, now seen corresponding path program 30 times [2024-11-14 23:10:04,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:10:04,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773018987] [2024-11-14 23:10:04,972 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:10:04,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:10:05,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:10:14,236 INFO L134 CoverageAnalysis]: Checked inductivity of 69706 backedges. 43022 proven. 21579 refuted. 0 times theorem prover too weak. 5105 trivial. 0 not checked. [2024-11-14 23:10:14,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:10:14,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773018987] [2024-11-14 23:10:14,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773018987] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:10:14,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1194741914] [2024-11-14 23:10:14,237 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 23:10:14,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:10:14,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:10:14,238 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:10:14,239 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2024-11-14 23:10:14,762 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 265 check-sat command(s) [2024-11-14 23:10:14,763 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:10:14,771 INFO L256 TraceCheckSpWp]: Trace formula consists of 1530 conjuncts, 273 conjuncts are in the unsatisfiable core [2024-11-14 23:10:14,776 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:10:15,203 INFO L134 CoverageAnalysis]: Checked inductivity of 69706 backedges. 43023 proven. 21577 refuted. 0 times theorem prover too weak. 5106 trivial. 0 not checked. [2024-11-14 23:10:15,204 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:10:16,849 INFO L134 CoverageAnalysis]: Checked inductivity of 69706 backedges. 43023 proven. 21577 refuted. 0 times theorem prover too weak. 5106 trivial. 0 not checked. [2024-11-14 23:10:16,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1194741914] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:10:16,850 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:10:16,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19, 19] total 20 [2024-11-14 23:10:16,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154218742] [2024-11-14 23:10:16,850 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:10:16,850 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-14 23:10:16,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:10:16,851 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-14 23:10:16,851 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=176, Invalid=244, Unknown=0, NotChecked=0, Total=420 [2024-11-14 23:10:16,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:10:16,851 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:10:16,851 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 3.4761904761904763) internal successors, (73), 20 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:10:16,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:10:16,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:10:16,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:10:16,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:10:16,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:10:16,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:10:16,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:10:16,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:10:16,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-14 23:10:16,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:10:35,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:10:35,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:10:35,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:10:35,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:10:35,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:10:35,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:10:35,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:10:35,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:10:35,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:10:35,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:10:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:10:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:10:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:10:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:10:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:10:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:10:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:10:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:10:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:10:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:10:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:10:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:10:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:10:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:10:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:10:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:10:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:10:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:10:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:10:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 23:10:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:10:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-14 23:10:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 23:10:35,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 23:10:35,030 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Ended with exit code 0 [2024-11-14 23:10:35,215 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable126,SelfDestructingSolverStorable127,SelfDestructingSolverStorable128,SelfDestructingSolverStorable124,SelfDestructingSolverStorable125 [2024-11-14 23:10:35,215 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:10:35,261 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:10:35,262 INFO L85 PathProgramCache]: Analyzing trace with hash -1387050920, now seen corresponding path program 1 times [2024-11-14 23:10:35,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:10:35,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821702496] [2024-11-14 23:10:35,262 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:10:35,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:10:35,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:10:35,373 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 23:10:35,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 23:10:35,506 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 23:10:35,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:10:35,542 INFO L85 PathProgramCache]: Analyzing trace with hash -48966804, now seen corresponding path program 1 times [2024-11-14 23:10:35,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:10:35,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798435269] [2024-11-14 23:10:35,542 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:10:35,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:10:35,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:10:44,373 INFO L134 CoverageAnalysis]: Checked inductivity of 70235 backedges. 22082 proven. 43026 refuted. 0 times theorem prover too weak. 5127 trivial. 0 not checked. [2024-11-14 23:10:44,373 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:10:44,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798435269] [2024-11-14 23:10:44,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798435269] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:10:44,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1988233171] [2024-11-14 23:10:44,374 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:10:44,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:10:44,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:10:44,501 INFO L256 TraceCheckSpWp]: Trace formula consists of 1515 conjuncts, 271 conjuncts are in the unsatisfiable core [2024-11-14 23:10:44,505 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:10:44,920 INFO L134 CoverageAnalysis]: Checked inductivity of 70235 backedges. 22082 proven. 43025 refuted. 0 times theorem prover too weak. 5128 trivial. 0 not checked. [2024-11-14 23:10:44,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1988233171] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:10:44,921 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:10:44,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 18] total 19 [2024-11-14 23:10:44,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:10:44,921 INFO L85 PathProgramCache]: Analyzing trace with hash -1266174753, now seen corresponding path program 31 times [2024-11-14 23:10:44,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:10:44,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055790062] [2024-11-14 23:10:44,921 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:10:44,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:10:45,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:10:53,925 INFO L134 CoverageAnalysis]: Checked inductivity of 70235 backedges. 22082 proven. 43026 refuted. 0 times theorem prover too weak. 5127 trivial. 0 not checked. [2024-11-14 23:10:53,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:10:53,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055790062] [2024-11-14 23:10:53,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055790062] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:10:53,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2072959592] [2024-11-14 23:10:53,925 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-14 23:10:53,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:10:53,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:10:53,927 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:10:53,928 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2024-11-14 23:10:54,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:10:54,106 INFO L256 TraceCheckSpWp]: Trace formula consists of 1536 conjuncts, 271 conjuncts are in the unsatisfiable core [2024-11-14 23:10:54,110 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:10:54,529 INFO L134 CoverageAnalysis]: Checked inductivity of 70235 backedges. 22082 proven. 43025 refuted. 0 times theorem prover too weak. 5128 trivial. 0 not checked. [2024-11-14 23:10:54,529 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:10:56,199 INFO L134 CoverageAnalysis]: Checked inductivity of 70235 backedges. 22082 proven. 43025 refuted. 0 times theorem prover too weak. 5128 trivial. 0 not checked. [2024-11-14 23:10:56,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2072959592] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:10:56,200 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:10:56,200 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 18, 18] total 19 [2024-11-14 23:10:56,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055305779] [2024-11-14 23:10:56,200 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:10:56,200 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-14 23:10:56,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:10:56,201 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-14 23:10:56,201 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=190, Unknown=0, NotChecked=0, Total=380 [2024-11-14 23:10:56,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:10:56,201 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:10:56,201 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 3.75) internal successors, (75), 19 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:10:56,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:10:56,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:10:56,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:10:56,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:10:56,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:10:56,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:10:56,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 23:10:56,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:11:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:11:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:11:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:11:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:11:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:11:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:11:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:11:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:11:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 23:11:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-14 23:11:17,134 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Ended with exit code 0 [2024-11-14 23:11:17,322 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130,SelfDestructingSolverStorable131,SelfDestructingSolverStorable132,34 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable129 [2024-11-14 23:11:17,322 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 23:11:17,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:11:17,371 INFO L85 PathProgramCache]: Analyzing trace with hash 901552281, now seen corresponding path program 1 times [2024-11-14 23:11:17,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:11:17,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127914963] [2024-11-14 23:11:17,371 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:11:17,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:11:17,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:11:30,420 INFO L134 CoverageAnalysis]: Checked inductivity of 88814 backedges. 55095 proven. 27550 refuted. 0 times theorem prover too weak. 6169 trivial. 0 not checked. [2024-11-14 23:11:30,420 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:11:30,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127914963] [2024-11-14 23:11:30,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127914963] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:11:30,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [922538086] [2024-11-14 23:11:30,420 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:11:30,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:11:30,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:11:30,574 INFO L256 TraceCheckSpWp]: Trace formula consists of 1691 conjuncts, 305 conjuncts are in the unsatisfiable core [2024-11-14 23:11:30,579 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:11:31,053 INFO L134 CoverageAnalysis]: Checked inductivity of 88814 backedges. 55096 proven. 27548 refuted. 0 times theorem prover too weak. 6170 trivial. 0 not checked. [2024-11-14 23:11:31,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [922538086] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:11:31,053 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:11:31,053 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 18] total 19 [2024-11-14 23:11:31,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:11:31,090 INFO L85 PathProgramCache]: Analyzing trace with hash -2116713945, now seen corresponding path program 1 times [2024-11-14 23:11:31,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:11:31,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266807124] [2024-11-14 23:11:31,090 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:11:31,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:11:31,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:11:43,693 INFO L134 CoverageAnalysis]: Checked inductivity of 88814 backedges. 55095 proven. 27550 refuted. 0 times theorem prover too weak. 6169 trivial. 0 not checked. [2024-11-14 23:11:43,693 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:11:43,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266807124] [2024-11-14 23:11:43,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [266807124] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:11:43,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [481214583] [2024-11-14 23:11:43,694 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:11:43,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:11:43,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:11:43,854 INFO L256 TraceCheckSpWp]: Trace formula consists of 1696 conjuncts, 306 conjuncts are in the unsatisfiable core [2024-11-14 23:11:43,859 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:11:44,330 INFO L134 CoverageAnalysis]: Checked inductivity of 88814 backedges. 55096 proven. 27548 refuted. 0 times theorem prover too weak. 6170 trivial. 0 not checked. [2024-11-14 23:11:44,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [481214583] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:11:44,330 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 23:11:44,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 18] total 19 [2024-11-14 23:11:44,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:11:44,331 INFO L85 PathProgramCache]: Analyzing trace with hash 539426572, now seen corresponding path program 32 times [2024-11-14 23:11:44,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:11:44,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449835043] [2024-11-14 23:11:44,331 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:11:44,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:11:44,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:11:56,924 INFO L134 CoverageAnalysis]: Checked inductivity of 88814 backedges. 55095 proven. 27550 refuted. 0 times theorem prover too weak. 6169 trivial. 0 not checked. [2024-11-14 23:11:56,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:11:56,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449835043] [2024-11-14 23:11:56,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449835043] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:11:56,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [912987753] [2024-11-14 23:11:56,924 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 23:11:56,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:11:56,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:11:56,926 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 23:11:56,927 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2024-11-14 23:11:57,115 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 23:11:57,116 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:11:57,124 INFO L256 TraceCheckSpWp]: Trace formula consists of 1717 conjuncts, 307 conjuncts are in the unsatisfiable core [2024-11-14 23:11:57,129 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:11:57,607 INFO L134 CoverageAnalysis]: Checked inductivity of 88814 backedges. 55096 proven. 27548 refuted. 0 times theorem prover too weak. 6170 trivial. 0 not checked. [2024-11-14 23:11:57,607 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:11:59,517 INFO L134 CoverageAnalysis]: Checked inductivity of 88814 backedges. 55096 proven. 27548 refuted. 0 times theorem prover too weak. 6170 trivial. 0 not checked. [2024-11-14 23:11:59,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [912987753] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:11:59,517 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:11:59,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 20, 20] total 21 [2024-11-14 23:11:59,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005497214] [2024-11-14 23:11:59,518 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:11:59,519 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-14 23:11:59,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:11:59,519 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-14 23:11:59,519 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=267, Unknown=0, NotChecked=0, Total=462 [2024-11-14 23:11:59,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:11:59,520 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:11:59,520 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 3.4545454545454546) internal successors, (76), 21 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:11:59,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:11:59,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 23:11:59,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:11:59,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:11:59,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:11:59,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:11:59,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:11:59,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:11:59,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:11:59,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:11:59,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 23:11:59,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:11:59,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:11:59,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:11:59,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:11:59,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:11:59,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 23:11:59,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:11:59,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:11:59,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:11:59,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:11:59,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:11:59,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 23:11:59,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:11:59,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:11:59,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:11:59,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 23:11:59,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:11:59,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 23:11:59,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-14 23:11:59,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 23:11:59,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-11-14 23:11:59,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-14 23:11:59,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 23:11:59,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-11-14 23:11:59,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.