/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/popl20/counter-determinism.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-14 23:12:37,804 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 23:12:37,860 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-14 23:12:37,866 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 23:12:37,866 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 23:12:37,887 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 23:12:37,887 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 23:12:37,888 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 23:12:37,888 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 23:12:37,888 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 23:12:37,889 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 23:12:37,889 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 23:12:37,889 INFO L153 SettingsManager]: * Use SBE=true [2024-11-14 23:12:37,889 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 23:12:37,889 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 23:12:37,889 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 23:12:37,889 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 23:12:37,889 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 23:12:37,889 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 23:12:37,889 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 23:12:37,890 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 23:12:37,890 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 23:12:37,890 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 23:12:37,890 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 23:12:37,890 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 23:12:37,890 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 23:12:37,890 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 23:12:37,890 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-14 23:12:37,890 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 23:12:37,890 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 23:12:37,890 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 23:12:37,890 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 23:12:37,890 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 23:12:37,890 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-14 23:12:37,891 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 23:12:37,891 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 23:12:37,891 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-14 23:12:37,891 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-14 23:12:37,891 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-14 23:12:37,891 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 23:12:38,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 23:12:38,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 23:12:38,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 23:12:38,147 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-11-14 23:12:38,148 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-11-14 23:12:38,149 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/counter-determinism.wvr.bpl [2024-11-14 23:12:38,149 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/counter-determinism.wvr.bpl' [2024-11-14 23:12:38,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 23:12:38,168 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-11-14 23:12:38,168 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 23:12:38,168 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 23:12:38,169 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 23:12:38,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.11 11:12:38" (1/1) ... [2024-11-14 23:12:38,180 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.11 11:12:38" (1/1) ... [2024-11-14 23:12:38,185 INFO L138 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-11-14 23:12:38,186 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 23:12:38,186 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 23:12:38,186 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 23:12:38,187 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 23:12:38,191 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.11 11:12:38" (1/1) ... [2024-11-14 23:12:38,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.11 11:12:38" (1/1) ... [2024-11-14 23:12:38,191 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.11 11:12:38" (1/1) ... [2024-11-14 23:12:38,191 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.11 11:12:38" (1/1) ... [2024-11-14 23:12:38,192 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.11 11:12:38" (1/1) ... [2024-11-14 23:12:38,195 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.11 11:12:38" (1/1) ... [2024-11-14 23:12:38,196 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.11 11:12:38" (1/1) ... [2024-11-14 23:12:38,196 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.11 11:12:38" (1/1) ... [2024-11-14 23:12:38,198 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 23:12:38,199 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 23:12:38,199 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 23:12:38,199 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 23:12:38,199 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.11 11:12:38" (1/1) ... [2024-11-14 23:12:38,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 23:12:38,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:12:38,231 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 23:12:38,236 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 23:12:38,275 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-11-14 23:12:38,275 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-14 23:12:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-14 23:12:38,275 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-11-14 23:12:38,275 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-14 23:12:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-14 23:12:38,275 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-11-14 23:12:38,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 23:12:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 23:12:38,275 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2024-11-14 23:12:38,275 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-14 23:12:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-14 23:12:38,276 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2024-11-14 23:12:38,276 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-14 23:12:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-14 23:12:38,277 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 23:12:38,317 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 23:12:38,318 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 23:12:38,398 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 23:12:38,398 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 23:12:38,426 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 23:12:38,427 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-14 23:12:38,427 INFO L201 PluginConnector]: Adding new model counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 11:12:38 BoogieIcfgContainer [2024-11-14 23:12:38,427 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 23:12:38,429 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 23:12:38,429 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 23:12:38,432 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 23:12:38,432 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.11 11:12:38" (1/2) ... [2024-11-14 23:12:38,433 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e8d83b5 and model type counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 11:12:38, skipping insertion in model container [2024-11-14 23:12:38,433 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 11:12:38" (2/2) ... [2024-11-14 23:12:38,434 INFO L112 eAbstractionObserver]: Analyzing ICFG counter-determinism.wvr.bpl [2024-11-14 23:12:38,445 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 23:12:38,446 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG counter-determinism.wvr.bpl that has 5 procedures, 36 locations, 1 initial locations, 4 loop locations, and 1 error locations. [2024-11-14 23:12:38,446 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 23:12:38,500 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-11-14 23:12:38,550 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 23:12:38,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-14 23:12:38,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:12:38,555 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 23:12:38,556 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 23:12:38,606 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 23:12:38,616 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-14 23:12:38,620 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;@80f881d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 23:12:38,621 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-11-14 23:12:38,742 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 23:12:38,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:12:38,746 INFO L85 PathProgramCache]: Analyzing trace with hash -1181179890, now seen corresponding path program 1 times [2024-11-14 23:12:38,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:12:38,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860123199] [2024-11-14 23:12:38,751 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:12:38,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:12:38,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:12:38,993 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 23:12:38,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:12:38,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860123199] [2024-11-14 23:12:38,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860123199] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 23:12:38,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 23:12:38,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 23:12:38,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848222777] [2024-11-14 23:12:39,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 23:12:39,003 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 23:12:39,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:12:39,019 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 23:12:39,020 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 23:12:39,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:39,022 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:12:39,023 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:12:39,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:39,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:39,169 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 23:12:39,169 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 23:12:39,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:12:39,169 INFO L85 PathProgramCache]: Analyzing trace with hash -287190348, now seen corresponding path program 1 times [2024-11-14 23:12:39,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:12:39,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130212325] [2024-11-14 23:12:39,170 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:12:39,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:12:39,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:12:39,222 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 23:12:39,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:12:39,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130212325] [2024-11-14 23:12:39,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130212325] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 23:12:39,222 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 23:12:39,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 23:12:39,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866220292] [2024-11-14 23:12:39,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 23:12:39,223 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 23:12:39,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:12:39,223 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 23:12:39,223 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 23:12:39,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:39,224 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:12:39,224 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:12:39,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:39,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:39,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:39,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:39,378 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 23:12:39,378 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 23:12:39,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:12:39,379 INFO L85 PathProgramCache]: Analyzing trace with hash 342876728, now seen corresponding path program 1 times [2024-11-14 23:12:39,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:12:39,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955785923] [2024-11-14 23:12:39,379 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:12:39,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:12:39,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:12:39,458 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 23:12:39,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:12:39,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955785923] [2024-11-14 23:12:39,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955785923] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 23:12:39,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 23:12:39,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 23:12:39,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524537939] [2024-11-14 23:12:39,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 23:12:39,458 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 23:12:39,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:12:39,459 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 23:12:39,459 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 23:12:39,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:39,459 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:12:39,459 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.5) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:12:39,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:39,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:39,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:39,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:39,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:39,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:39,586 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 23:12:39,586 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 23:12:39,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:12:39,587 INFO L85 PathProgramCache]: Analyzing trace with hash 2053194646, now seen corresponding path program 1 times [2024-11-14 23:12:39,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:12:39,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949283962] [2024-11-14 23:12:39,587 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:12:39,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:12:39,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:12:39,650 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 23:12:39,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:12:39,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949283962] [2024-11-14 23:12:39,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949283962] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 23:12:39,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 23:12:39,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 23:12:39,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003484038] [2024-11-14 23:12:39,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 23:12:39,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 23:12:39,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:12:39,651 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 23:12:39,651 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 23:12:39,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:39,651 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:12:39,651 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:12:39,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:39,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:39,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:39,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:39,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:39,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:39,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:39,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:39,750 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-14 23:12:39,751 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 23:12:39,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:12:39,751 INFO L85 PathProgramCache]: Analyzing trace with hash -2097614216, now seen corresponding path program 1 times [2024-11-14 23:12:39,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:12:39,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315337353] [2024-11-14 23:12:39,753 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:12:39,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:12:39,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:12:39,852 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 23:12:39,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:12:39,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315337353] [2024-11-14 23:12:39,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315337353] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 23:12:39,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 23:12:39,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 23:12:39,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070191347] [2024-11-14 23:12:39,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 23:12:39,853 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 23:12:39,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:12:39,853 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 23:12:39,853 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 23:12:39,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:39,853 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:12:39,853 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 5 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 23:12:39,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:39,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:39,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:39,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:39,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:39,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:39,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:39,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:39,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:39,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:39,958 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-14 23:12:39,958 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 23:12:39,959 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:12:39,959 INFO L85 PathProgramCache]: Analyzing trace with hash -483498346, now seen corresponding path program 1 times [2024-11-14 23:12:39,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:12:39,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623912587] [2024-11-14 23:12:39,959 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:12:39,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:12:39,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:12:40,054 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 23:12:40,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:12:40,054 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623912587] [2024-11-14 23:12:40,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623912587] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:12:40,054 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1486741972] [2024-11-14 23:12:40,054 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:12:40,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:12:40,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:12:40,058 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 23:12:40,059 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 23:12:40,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:12:40,097 INFO L256 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 23:12:40,100 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:12:40,234 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 23:12:40,234 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 23:12:40,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1486741972] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 23:12:40,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 23:12:40,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2024-11-14 23:12:40,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671183253] [2024-11-14 23:12:40,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 23:12:40,235 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-14 23:12:40,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:12:40,235 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-14 23:12:40,235 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2024-11-14 23:12:40,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:40,235 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:12:40,235 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 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 23:12:40,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:40,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:40,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:40,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:40,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:40,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:40,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:40,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:40,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:40,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:40,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:40,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:40,315 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 23:12:40,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-14 23:12:40,508 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 23:12:40,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:12:40,508 INFO L85 PathProgramCache]: Analyzing trace with hash 169875260, now seen corresponding path program 2 times [2024-11-14 23:12:40,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:12:40,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482532400] [2024-11-14 23:12:40,508 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:12:40,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:12:40,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:12:40,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 23:12:40,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:12:40,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482532400] [2024-11-14 23:12:40,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482532400] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 23:12:40,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 23:12:40,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 23:12:40,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992213501] [2024-11-14 23:12:40,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 23:12:40,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 23:12:40,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:12:40,560 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 23:12:40,560 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 23:12:40,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:40,561 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:12:40,561 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 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 23:12:40,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:40,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:40,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:40,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:40,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:40,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:40,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:40,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:40,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:40,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:40,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:40,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:40,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:40,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:12:40,669 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-14 23:12:40,669 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 23:12:40,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:12:40,669 INFO L85 PathProgramCache]: Analyzing trace with hash 799942336, now seen corresponding path program 3 times [2024-11-14 23:12:40,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:12:40,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445260861] [2024-11-14 23:12:40,670 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:12:40,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:12:40,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:12:40,779 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 23:12:40,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:12:40,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445260861] [2024-11-14 23:12:40,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445260861] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:12:40,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1910410548] [2024-11-14 23:12:40,779 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 23:12:40,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:12:40,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:12:40,783 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 23:12:40,788 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 23:12:40,823 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-11-14 23:12:40,824 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:12:40,824 INFO L256 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 23:12:40,825 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:12:40,928 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 23:12:40,928 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:12:40,995 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 23:12:40,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1910410548] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:12:40,996 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:12:40,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 5] total 13 [2024-11-14 23:12:40,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955757689] [2024-11-14 23:12:40,996 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:12:40,996 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 23:12:40,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:12:40,997 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 23:12:40,997 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2024-11-14 23:12:40,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:40,997 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:12:40,997 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.642857142857143) internal successors, (79), 13 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:12:40,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:40,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:40,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:40,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:40,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:40,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:40,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:12:40,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:41,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:41,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:41,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:41,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:41,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:41,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:41,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:12:41,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 23:12:41,546 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-14 23:12:41,738 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:12:41,739 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 23:12:41,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:12:41,739 INFO L85 PathProgramCache]: Analyzing trace with hash -1796099328, now seen corresponding path program 4 times [2024-11-14 23:12:41,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:12:41,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599611364] [2024-11-14 23:12:41,739 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:12:41,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:12:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:12:41,825 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 23:12:41,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:12:41,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599611364] [2024-11-14 23:12:41,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599611364] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:12:41,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1174504484] [2024-11-14 23:12:41,825 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 23:12:41,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:12:41,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:12:41,831 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 23:12:41,831 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 23:12:41,864 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 23:12:41,864 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:12:41,865 INFO L256 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 23:12:41,866 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:12:41,974 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 23:12:41,975 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:12:42,101 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 23:12:42,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1174504484] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:12:42,102 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:12:42,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 15 [2024-11-14 23:12:42,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31133370] [2024-11-14 23:12:42,102 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:12:42,103 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-14 23:12:42,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:12:42,103 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-14 23:12:42,103 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=177, Unknown=0, NotChecked=0, Total=240 [2024-11-14 23:12:42,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:42,103 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:12:42,103 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.0625) internal successors, (81), 15 states have internal predecessors, (81), 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 23:12:42,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:42,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:42,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:42,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:42,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:42,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:42,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:12:42,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 23:12:42,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:42,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:42,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:42,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:42,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:42,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:42,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:42,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:12:42,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-14 23:12:42,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 23:12:42,645 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 23:12:42,835 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:12:42,836 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 23:12:42,836 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:12:42,836 INFO L85 PathProgramCache]: Analyzing trace with hash -1477630272, now seen corresponding path program 5 times [2024-11-14 23:12:42,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:12:42,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457585156] [2024-11-14 23:12:42,836 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:12:42,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:12:42,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:12:43,001 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-14 23:12:43,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:12:43,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457585156] [2024-11-14 23:12:43,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457585156] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:12:43,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1583923075] [2024-11-14 23:12:43,001 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 23:12:43,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:12:43,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:12:43,007 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 23:12:43,008 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 23:12:43,047 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2024-11-14 23:12:43,047 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:12:43,049 INFO L256 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 23:12:43,050 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:12:43,226 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 23:12:43,226 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:12:43,319 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-14 23:12:43,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1583923075] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:12:43,320 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:12:43,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 11, 7] total 21 [2024-11-14 23:12:43,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71729943] [2024-11-14 23:12:43,320 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:12:43,320 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-14 23:12:43,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:12:43,321 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-14 23:12:43,321 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=348, Unknown=0, NotChecked=0, Total=420 [2024-11-14 23:12:43,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:43,321 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:12:43,321 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 5.666666666666667) internal successors, (119), 21 states have internal predecessors, (119), 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 23:12:43,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:43,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:43,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:43,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:43,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:43,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:43,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:12:43,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-11-14 23:12:43,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-11-14 23:12:43,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:44,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:44,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:44,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:44,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:44,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:44,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:44,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:12:44,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-14 23:12:44,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 23:12:44,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 23:12:44,210 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-14 23:12:44,399 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-14 23:12:44,399 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 23:12:44,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:12:44,399 INFO L85 PathProgramCache]: Analyzing trace with hash -491906266, now seen corresponding path program 6 times [2024-11-14 23:12:44,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:12:44,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432390509] [2024-11-14 23:12:44,400 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:12:44,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:12:44,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:12:44,653 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-14 23:12:44,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:12:44,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432390509] [2024-11-14 23:12:44,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432390509] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:12:44,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1463234705] [2024-11-14 23:12:44,654 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 23:12:44,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:12:44,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:12:44,659 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 23:12:44,660 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 23:12:44,731 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2024-11-14 23:12:44,731 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:12:44,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-14 23:12:44,738 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:12:44,956 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 24 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-14 23:12:44,956 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:12:45,419 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 24 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-14 23:12:45,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1463234705] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:12:45,419 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:12:45,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 13, 13] total 29 [2024-11-14 23:12:45,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767494148] [2024-11-14 23:12:45,420 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:12:45,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-14 23:12:45,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:12:45,420 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-14 23:12:45,421 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=181, Invalid=631, Unknown=0, NotChecked=0, Total=812 [2024-11-14 23:12:45,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:45,421 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:12:45,421 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 4.413793103448276) internal successors, (128), 29 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:12:45,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:45,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:45,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:45,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:45,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:45,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:45,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:12:45,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-11-14 23:12:45,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 23:12:45,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 23:12:45,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:45,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:45,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:45,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:45,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:45,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:45,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:45,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:12:45,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-14 23:12:45,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 23:12:45,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 23:12:45,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:12:45,601 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 23:12:45,790 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-11-14 23:12:45,791 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 23:12:45,791 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:12:45,791 INFO L85 PathProgramCache]: Analyzing trace with hash 311273024, now seen corresponding path program 7 times [2024-11-14 23:12:45,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:12:45,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114061937] [2024-11-14 23:12:45,791 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:12:45,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:12:45,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:12:45,957 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-14 23:12:45,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:12:45,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114061937] [2024-11-14 23:12:45,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114061937] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:12:45,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1341304481] [2024-11-14 23:12:45,957 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-14 23:12:45,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:12:45,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:12:45,964 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 23:12:45,967 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 23:12:46,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:12:46,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 23:12:46,025 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:12:46,369 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 23:12:46,369 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:12:46,664 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 6 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 23:12:46,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1341304481] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:12:46,664 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:12:46,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 15, 15] total 33 [2024-11-14 23:12:46,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571132675] [2024-11-14 23:12:46,664 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:12:46,664 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-11-14 23:12:46,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:12:46,665 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-11-14 23:12:46,665 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=216, Invalid=906, Unknown=0, NotChecked=0, Total=1122 [2024-11-14 23:12:46,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:46,666 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:12:46,666 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 4.911764705882353) internal successors, (167), 33 states have internal predecessors, (167), 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 23:12:46,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:46,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:46,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:46,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:46,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:46,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:46,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:12:46,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-11-14 23:12:46,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 23:12:46,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 23:12:46,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:12:46,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:48,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:48,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:48,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:48,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:48,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:48,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:48,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:12:48,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-14 23:12:48,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 23:12:48,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-14 23:12:48,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:12:48,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-14 23:12:48,286 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 23:12:48,463 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:12:48,464 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 23:12:48,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:12:48,502 INFO L85 PathProgramCache]: Analyzing trace with hash 705196281, now seen corresponding path program 1 times [2024-11-14 23:12:48,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:12:48,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191956825] [2024-11-14 23:12:48,502 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:12:48,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:12:48,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:12:48,545 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-14 23:12:48,546 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:12:48,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191956825] [2024-11-14 23:12:48,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191956825] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 23:12:48,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 23:12:48,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 23:12:48,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 23:12:48,547 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 23:12:48,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SMTINTERPOL [2024-11-14 23:12:48,548 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 23:12:48,548 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-14 23:12:48,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:48,548 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:12:48,548 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 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 23:12:48,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:48,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:48,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:48,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:48,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:48,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:48,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:12:48,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-11-14 23:12:48,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 23:12:48,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-11-14 23:12:48,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 23:12:48,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-11-14 23:12:48,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:49,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:49,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:49,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:49,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:49,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:49,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:49,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:12:49,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-14 23:12:49,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 23:12:49,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-11-14 23:12:49,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:12:49,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-14 23:12:49,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:12:49,089 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-14 23:12:49,089 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 23:12:49,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:12:49,089 INFO L85 PathProgramCache]: Analyzing trace with hash 869790058, now seen corresponding path program 8 times [2024-11-14 23:12:49,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:12:49,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558459428] [2024-11-14 23:12:49,089 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:12:49,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:12:49,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:12:49,222 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 22 proven. 9 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-14 23:12:49,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:12:49,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558459428] [2024-11-14 23:12:49,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558459428] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:12:49,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1854793497] [2024-11-14 23:12:49,223 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 23:12:49,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:12:49,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:12:49,226 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 23:12:49,230 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 23:12:49,269 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 23:12:49,269 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:12:49,270 INFO L256 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-14 23:12:49,272 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:12:49,633 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 4 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 23:12:49,634 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:12:49,983 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 6 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 23:12:49,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1854793497] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:12:49,984 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:12:49,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 16, 16] total 37 [2024-11-14 23:12:49,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897445576] [2024-11-14 23:12:49,984 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:12:49,984 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-11-14 23:12:49,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:12:49,985 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-11-14 23:12:49,985 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=274, Invalid=1058, Unknown=0, NotChecked=0, Total=1332 [2024-11-14 23:12:49,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:49,985 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:12:49,985 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 4.918918918918919) internal successors, (182), 37 states have internal predecessors, (182), 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 23:12:49,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:49,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:49,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:49,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:49,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:49,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:49,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:12:49,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-11-14 23:12:49,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 23:12:49,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-11-14 23:12:49,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:12:49,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-11-14 23:12:49,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:12:49,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:53,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:53,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:53,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:53,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:53,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:53,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:53,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:12:53,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-14 23:12:53,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 23:12:53,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-11-14 23:12:53,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:12:53,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-14 23:12:53,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:12:53,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2024-11-14 23:12:53,310 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-11-14 23:12:53,499 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:12:53,499 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 23:12:53,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:12:53,500 INFO L85 PathProgramCache]: Analyzing trace with hash -1544272878, now seen corresponding path program 9 times [2024-11-14 23:12:53,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 23:12:53,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444729149] [2024-11-14 23:12:53,500 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:12:53,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:12:53,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:12:54,038 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2024-11-14 23:12:54,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 23:12:54,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1444729149] [2024-11-14 23:12:54,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1444729149] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 23:12:54,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [820734208] [2024-11-14 23:12:54,038 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 23:12:54,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:12:54,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 23:12:54,040 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 23:12:54,041 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 23:12:54,103 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 12 check-sat command(s) [2024-11-14 23:12:54,104 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 23:12:54,106 INFO L256 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 109 conjuncts are in the unsatisfiable core [2024-11-14 23:12:54,109 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 23:12:54,382 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2024-11-14 23:12:54,382 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 23:12:54,545 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2024-11-14 23:12:54,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [820734208] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 23:12:54,545 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 23:12:54,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 8] total 23 [2024-11-14 23:12:54,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973905938] [2024-11-14 23:12:54,545 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 23:12:54,545 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-14 23:12:54,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 23:12:54,546 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-14 23:12:54,546 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=418, Unknown=0, NotChecked=0, Total=506 [2024-11-14 23:12:54,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:54,546 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:12:54,546 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 5.6521739130434785) internal successors, (130), 23 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 23:12:54,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:54,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:54,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:54,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:54,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:54,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:54,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:12:54,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-11-14 23:12:54,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 23:12:54,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-11-14 23:12:54,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:12:54,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-11-14 23:12:54,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:12:54,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2024-11-14 23:12:54,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:54,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:54,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:54,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:54,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:54,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:54,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:54,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:12:54,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-14 23:12:54,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 23:12:54,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-11-14 23:12:54,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:12:54,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-14 23:12:54,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:12:54,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2024-11-14 23:12:54,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:12:54,757 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 23:12:54,946 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 23:12:54,946 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 23:12:54,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 23:12:54,972 INFO L85 PathProgramCache]: Analyzing trace with hash -1567026964, now seen corresponding path program 1 times [2024-11-14 23:12:54,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 23:12:54,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394595090] [2024-11-14 23:12:54,973 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 23:12:54,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 23:12:54,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 23:12:55,023 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2024-11-14 23:12:55,023 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 23:12:55,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394595090] [2024-11-14 23:12:55,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394595090] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 23:12:55,023 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 23:12:55,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 23:12:55,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 23:12:55,023 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 23:12:55,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SMTINTERPOL [2024-11-14 23:12:55,024 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 23:12:55,024 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 23:12:55,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:12:55,024 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 23:12:55,024 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 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 23:12:55,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:12:55,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:55,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:55,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:55,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:12:55,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:12:55,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:12:55,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-11-14 23:12:55,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 23:12:55,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-11-14 23:12:55,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:12:55,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-11-14 23:12:55,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:12:55,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2024-11-14 23:12:55,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 23:12:55,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 23:13:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 23:13:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:13:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:13:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:13:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:13:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 23:13:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 23:13:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-14 23:13:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 23:13:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-14 23:13:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 23:13:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 23:13:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 23:13:05,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 326 states. [2024-11-14 23:13:05,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 23:13:05,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 23:13:05,552 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (4 of 5 remaining) [2024-11-14 23:13:05,552 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-11-14 23:13:05,553 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-11-14 23:13:05,553 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-11-14 23:13:05,553 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-11-14 23:13:05,553 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-14 23:13:05,557 INFO L422 BasicCegarLoop]: Path program histogram: [9, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 23:13:05,559 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-14 23:13:05,559 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 23:13:05,585 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-11-14 23:13:05,586 INFO L201 PluginConnector]: Adding new model counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 11:13:05 BasicIcfg [2024-11-14 23:13:05,586 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 23:13:05,588 INFO L158 Benchmark]: Toolchain (without parser) took 27419.02ms. Allocated memory was 71.3MB in the beginning and 448.8MB in the end (delta: 377.5MB). Free memory was 24.8MB in the beginning and 212.7MB in the end (delta: -187.9MB). Peak memory consumption was 192.8MB. Max. memory is 8.0GB. [2024-11-14 23:13:05,588 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.17ms. Allocated memory is still 71.3MB. Free memory is still 25.7MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 23:13:05,588 INFO L158 Benchmark]: Boogie Procedure Inliner took 17.69ms. Allocated memory is still 71.3MB. Free memory was 24.5MB in the beginning and 23.3MB in the end (delta: 1.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-14 23:13:05,588 INFO L158 Benchmark]: Boogie Preprocessor took 11.96ms. Allocated memory is still 71.3MB. Free memory was 23.3MB in the beginning and 22.7MB in the end (delta: 692.2kB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 23:13:05,588 INFO L158 Benchmark]: RCFGBuilder took 228.32ms. Allocated memory is still 71.3MB. Free memory was 22.7MB in the beginning and 42.2MB in the end (delta: -19.5MB). Peak memory consumption was 5.5MB. Max. memory is 8.0GB. [2024-11-14 23:13:05,589 INFO L158 Benchmark]: TraceAbstraction took 27157.46ms. Allocated memory was 71.3MB in the beginning and 448.8MB in the end (delta: 377.5MB). Free memory was 41.7MB in the beginning and 212.7MB in the end (delta: -171.0MB). Peak memory consumption was 209.9MB. Max. memory is 8.0GB. [2024-11-14 23:13:05,590 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.17ms. Allocated memory is still 71.3MB. Free memory is still 25.7MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 17.69ms. Allocated memory is still 71.3MB. Free memory was 24.5MB in the beginning and 23.3MB in the end (delta: 1.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 11.96ms. Allocated memory is still 71.3MB. Free memory was 23.3MB in the beginning and 22.7MB in the end (delta: 692.2kB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 228.32ms. Allocated memory is still 71.3MB. Free memory was 22.7MB in the beginning and 42.2MB in the end (delta: -19.5MB). Peak memory consumption was 5.5MB. Max. memory is 8.0GB. * TraceAbstraction took 27157.46ms. Allocated memory was 71.3MB in the beginning and 448.8MB in the end (delta: 377.5MB). Free memory was 41.7MB in the beginning and 212.7MB in the end (delta: -171.0MB). Peak memory consumption was 209.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 137057, independent: 124826, independent conditional: 124010, independent unconditional: 816, dependent: 12231, dependent conditional: 12229, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 124852, independent: 124826, independent conditional: 124010, independent unconditional: 816, dependent: 26, dependent conditional: 24, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 124852, independent: 124826, independent conditional: 124010, independent unconditional: 816, dependent: 26, dependent conditional: 24, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 136046, independent: 124826, independent conditional: 124010, independent unconditional: 816, dependent: 11220, dependent conditional: 11218, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 136046, independent: 124826, independent conditional: 5112, independent unconditional: 119714, dependent: 11220, dependent conditional: 2121, dependent unconditional: 9099, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 136046, independent: 124826, independent conditional: 5112, independent unconditional: 119714, dependent: 11220, dependent conditional: 2121, dependent unconditional: 9099, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 936, independent: 750, independent conditional: 13, independent unconditional: 737, dependent: 186, dependent conditional: 184, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 936, independent: 732, independent conditional: 0, independent unconditional: 732, dependent: 204, dependent conditional: 0, dependent unconditional: 204, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 204, independent: 18, independent conditional: 13, independent unconditional: 5, dependent: 186, dependent conditional: 184, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 204, independent: 18, independent conditional: 13, independent unconditional: 5, dependent: 186, dependent conditional: 184, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1583, independent: 204, independent conditional: 105, independent unconditional: 100, dependent: 1379, dependent conditional: 1352, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 2, Protected Queries: 0 ], Cache Queries: [ total: 136046, independent: 124076, independent conditional: 5099, independent unconditional: 118977, dependent: 11034, dependent conditional: 1937, dependent unconditional: 9097, unknown: 936, unknown conditional: 197, unknown unconditional: 739] , Statistics on independence cache: Total cache size (in pairs): 936, Positive cache size: 750, Positive conditional cache size: 13, Positive unconditional cache size: 737, Negative cache size: 186, Negative conditional cache size: 184, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 127995, Maximal queried relation: 11, Independence queries for same thread: 12205, Persistent sets #1 benchmarks: Persistent set computation time: 0.2s, Number of persistent set computation: 328, Number of trivial persistent sets: 235, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 818, independent: 816, independent conditional: 0, independent unconditional: 816, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 137057, independent: 124826, independent conditional: 124010, independent unconditional: 816, dependent: 12231, dependent conditional: 12229, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 124852, independent: 124826, independent conditional: 124010, independent unconditional: 816, dependent: 26, dependent conditional: 24, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 124852, independent: 124826, independent conditional: 124010, independent unconditional: 816, dependent: 26, dependent conditional: 24, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 136046, independent: 124826, independent conditional: 124010, independent unconditional: 816, dependent: 11220, dependent conditional: 11218, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 136046, independent: 124826, independent conditional: 5112, independent unconditional: 119714, dependent: 11220, dependent conditional: 2121, dependent unconditional: 9099, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 136046, independent: 124826, independent conditional: 5112, independent unconditional: 119714, dependent: 11220, dependent conditional: 2121, dependent unconditional: 9099, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 936, independent: 750, independent conditional: 13, independent unconditional: 737, dependent: 186, dependent conditional: 184, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 936, independent: 732, independent conditional: 0, independent unconditional: 732, dependent: 204, dependent conditional: 0, dependent unconditional: 204, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 204, independent: 18, independent conditional: 13, independent unconditional: 5, dependent: 186, dependent conditional: 184, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 204, independent: 18, independent conditional: 13, independent unconditional: 5, dependent: 186, dependent conditional: 184, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1583, independent: 204, independent conditional: 105, independent unconditional: 100, dependent: 1379, dependent conditional: 1352, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 2, Protected Queries: 0 ], Cache Queries: [ total: 136046, independent: 124076, independent conditional: 5099, independent unconditional: 118977, dependent: 11034, dependent conditional: 1937, dependent unconditional: 9097, unknown: 936, unknown conditional: 197, unknown unconditional: 739] , Statistics on independence cache: Total cache size (in pairs): 936, Positive cache size: 750, Positive conditional cache size: 13, Positive unconditional cache size: 737, Negative cache size: 186, Negative conditional cache size: 184, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 127995, Maximal queried relation: 11, Independence queries for same thread: 12205 - PositiveResult [Line: 83]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 56 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 27.0s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 9, EmptinessCheckTime: 19.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 597, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 1182 NumberOfCodeBlocks, 1182 NumberOfCodeBlocksAsserted, 42 NumberOfCheckSat, 1624 ConstructedInterpolants, 0 QuantifiedInterpolants, 9873 SizeOfPredicates, 33 NumberOfNonLiveVariables, 1361 ConjunctsInSsa, 210 ConjunctsInUnsatCore, 29 InterpolantComputations, 7 PerfectInterpolantSequences, 1547/2169 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: CheckTime: 0.2s, ConditionCalculationTime: 0.1s, CommutingCounterexamples: 2, ConditionCalculations: 10, TraceChecks: 2, UnknownTraceChecks: 0, ImperfectProofs: 0, QuantifiedConditions: 0, FalseConditions: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-14 23:13:05,612 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...