/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_WITH_CONTEXT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/nonblocking-counter-alt2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-15 00:39:15,074 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-15 00:39:15,150 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-15 00:39:15,156 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-15 00:39:15,156 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-15 00:39:15,181 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-15 00:39:15,181 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-15 00:39:15,182 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-15 00:39:15,182 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-15 00:39:15,182 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-15 00:39:15,182 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-15 00:39:15,182 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-15 00:39:15,182 INFO L153 SettingsManager]: * Use SBE=true [2024-11-15 00:39:15,183 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-15 00:39:15,183 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-15 00:39:15,183 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-15 00:39:15,183 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-15 00:39:15,183 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-15 00:39:15,184 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-15 00:39:15,184 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-15 00:39:15,184 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-15 00:39:15,184 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-15 00:39:15,185 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-15 00:39:15,185 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-15 00:39:15,185 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-15 00:39:15,185 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-15 00:39:15,185 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-15 00:39:15,185 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-15 00:39:15,185 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-15 00:39:15,186 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 00:39:15,186 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-15 00:39:15,186 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-15 00:39:15,186 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-15 00:39:15,186 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-15 00:39:15,186 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-15 00:39:15,186 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-15 00:39:15,186 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-15 00:39:15,186 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-15 00:39:15,186 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-15 00:39:15,187 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_WITH_CONTEXT [2024-11-15 00:39:15,458 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-15 00:39:15,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-15 00:39:15,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-15 00:39:15,470 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-11-15 00:39:15,471 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-11-15 00:39:15,473 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/nonblocking-counter-alt2.wvr.bpl [2024-11-15 00:39:15,474 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/nonblocking-counter-alt2.wvr.bpl' [2024-11-15 00:39:15,499 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-15 00:39:15,501 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-11-15 00:39:15,501 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-15 00:39:15,501 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-15 00:39:15,501 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-15 00:39:15,512 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.11 12:39:15" (1/1) ... [2024-11-15 00:39:15,519 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.11 12:39:15" (1/1) ... [2024-11-15 00:39:15,524 INFO L138 Inliner]: procedures = 3, calls = 2, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-11-15 00:39:15,525 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-15 00:39:15,526 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-15 00:39:15,526 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-15 00:39:15,526 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-15 00:39:15,531 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.11 12:39:15" (1/1) ... [2024-11-15 00:39:15,531 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.11 12:39:15" (1/1) ... [2024-11-15 00:39:15,532 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.11 12:39:15" (1/1) ... [2024-11-15 00:39:15,532 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.11 12:39:15" (1/1) ... [2024-11-15 00:39:15,534 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.11 12:39:15" (1/1) ... [2024-11-15 00:39:15,536 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.11 12:39:15" (1/1) ... [2024-11-15 00:39:15,536 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.11 12:39:15" (1/1) ... [2024-11-15 00:39:15,537 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.11 12:39:15" (1/1) ... [2024-11-15 00:39:15,538 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-15 00:39:15,540 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-15 00:39:15,540 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-15 00:39:15,540 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-15 00:39:15,541 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.11 12:39:15" (1/1) ... [2024-11-15 00:39:15,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 00:39:15,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 00:39:15,576 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-15 00:39:15,582 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-15 00:39:15,606 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-11-15 00:39:15,606 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-15 00:39:15,607 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-15 00:39:15,607 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-11-15 00:39:15,607 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-15 00:39:15,608 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-15 00:39:15,608 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-11-15 00:39:15,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-15 00:39:15,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-15 00:39:15,609 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-15 00:39:15,653 INFO L238 CfgBuilder]: Building ICFG [2024-11-15 00:39:15,655 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-15 00:39:15,724 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-15 00:39:15,724 INFO L287 CfgBuilder]: Performing block encoding [2024-11-15 00:39:15,741 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-15 00:39:15,742 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-15 00:39:15,742 INFO L201 PluginConnector]: Adding new model nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 12:39:15 BoogieIcfgContainer [2024-11-15 00:39:15,742 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-15 00:39:15,744 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-15 00:39:15,744 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-15 00:39:15,749 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-15 00:39:15,749 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.11 12:39:15" (1/2) ... [2024-11-15 00:39:15,750 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@719c313e and model type nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 12:39:15, skipping insertion in model container [2024-11-15 00:39:15,750 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 12:39:15" (2/2) ... [2024-11-15 00:39:15,751 INFO L112 eAbstractionObserver]: Analyzing ICFG nonblocking-counter-alt2.wvr.bpl [2024-11-15 00:39:15,761 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-15 00:39:15,763 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG nonblocking-counter-alt2.wvr.bpl that has 3 procedures, 22 locations, 1 initial locations, 2 loop locations, and 1 error locations. [2024-11-15 00:39:15,763 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-15 00:39:15,805 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-15 00:39:15,868 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 00:39:15,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-15 00:39:15,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 00:39:15,873 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-15 00:39:15,875 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-15 00:39:15,925 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 00:39:15,936 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 00:39:15,944 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;@5906fd92, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 00:39:15,944 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-15 00:39:16,019 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 00:39:16,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 00:39:16,025 INFO L85 PathProgramCache]: Analyzing trace with hash -264298222, now seen corresponding path program 1 times [2024-11-15 00:39:16,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 00:39:16,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133401784] [2024-11-15 00:39:16,032 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 00:39:16,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 00:39:16,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 00:39:16,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 00:39:16,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 00:39:16,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133401784] [2024-11-15 00:39:16,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133401784] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 00:39:16,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 00:39:16,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-15 00:39:16,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731099380] [2024-11-15 00:39:16,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 00:39:16,179 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-15 00:39:16,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 00:39:16,199 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-15 00:39:16,200 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 00:39:16,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:39:16,202 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 00:39:16,204 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 00:39:16,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:39:16,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:16,246 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-15 00:39:16,246 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 00:39:16,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 00:39:16,247 INFO L85 PathProgramCache]: Analyzing trace with hash 320746608, now seen corresponding path program 1 times [2024-11-15 00:39:16,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 00:39:16,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928386620] [2024-11-15 00:39:16,247 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 00:39:16,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 00:39:16,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 00:39:16,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-15 00:39:16,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 00:39:16,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928386620] [2024-11-15 00:39:16,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928386620] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 00:39:16,397 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 00:39:16,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-15 00:39:16,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085556131] [2024-11-15 00:39:16,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 00:39:16,399 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-15 00:39:16,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 00:39:16,399 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-15 00:39:16,399 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-15 00:39:16,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:39:16,401 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 00:39:16,401 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 00:39:16,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:16,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:39:16,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:16,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:16,695 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-15 00:39:16,695 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 00:39:16,695 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 00:39:16,695 INFO L85 PathProgramCache]: Analyzing trace with hash -1538239018, now seen corresponding path program 1 times [2024-11-15 00:39:16,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 00:39:16,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784211794] [2024-11-15 00:39:16,696 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 00:39:16,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 00:39:16,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 00:39:16,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 00:39:16,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 00:39:16,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784211794] [2024-11-15 00:39:16,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784211794] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 00:39:16,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [264219581] [2024-11-15 00:39:16,938 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 00:39:16,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 00:39:16,939 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 00:39:16,941 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 00:39:16,942 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-15 00:39:16,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 00:39:16,976 INFO L256 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-15 00:39:16,979 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 00:39:17,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 00:39:17,237 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 00:39:17,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 00:39:17,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [264219581] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 00:39:17,488 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 00:39:17,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 14 [2024-11-15 00:39:17,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077209046] [2024-11-15 00:39:17,488 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 00:39:17,488 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-15 00:39:17,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 00:39:17,489 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-15 00:39:17,489 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2024-11-15 00:39:17,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:39:17,489 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 00:39:17,490 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 2.7857142857142856) internal successors, (39), 14 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 00:39:17,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:17,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:17,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:39:17,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:17,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:17,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 00:39:17,608 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-15 00:39:17,791 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 00:39:17,791 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 00:39:17,792 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 00:39:17,792 INFO L85 PathProgramCache]: Analyzing trace with hash 2048170876, now seen corresponding path program 2 times [2024-11-15 00:39:17,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 00:39:17,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384046267] [2024-11-15 00:39:17,792 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 00:39:17,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 00:39:17,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 00:39:17,913 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-15 00:39:17,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 00:39:17,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384046267] [2024-11-15 00:39:17,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384046267] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 00:39:17,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [425823751] [2024-11-15 00:39:17,916 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-15 00:39:17,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 00:39:17,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 00:39:17,918 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 00:39:17,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-15 00:39:17,957 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-15 00:39:17,957 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 00:39:17,958 INFO L256 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-15 00:39:17,959 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 00:39:18,110 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 00:39:18,110 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 00:39:18,251 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 00:39:18,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [425823751] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 00:39:18,251 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 00:39:18,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 15 [2024-11-15 00:39:18,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351111803] [2024-11-15 00:39:18,251 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 00:39:18,252 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-15 00:39:18,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 00:39:18,252 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-15 00:39:18,252 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=177, Unknown=0, NotChecked=0, Total=240 [2024-11-15 00:39:18,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:39:18,253 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 00:39:18,253 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.8125) internal successors, (45), 15 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 00:39:18,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:18,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:18,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 00:39:18,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:39:18,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:18,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:18,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 00:39:18,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-15 00:39:18,730 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-15 00:39:18,914 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 00:39:18,915 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 00:39:18,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 00:39:18,916 INFO L85 PathProgramCache]: Analyzing trace with hash -814643046, now seen corresponding path program 3 times [2024-11-15 00:39:18,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 00:39:18,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804223564] [2024-11-15 00:39:18,916 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 00:39:18,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 00:39:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 00:39:19,335 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 00:39:19,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 00:39:19,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804223564] [2024-11-15 00:39:19,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804223564] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 00:39:19,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1382256958] [2024-11-15 00:39:19,335 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-15 00:39:19,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 00:39:19,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 00:39:19,338 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 00:39:19,340 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-15 00:39:19,372 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-11-15 00:39:19,372 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 00:39:19,373 INFO L256 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-15 00:39:19,374 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 00:39:19,659 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 00:39:19,659 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 00:39:19,889 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 00:39:19,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1382256958] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 00:39:19,889 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 00:39:19,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 8] total 22 [2024-11-15 00:39:19,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572245159] [2024-11-15 00:39:19,890 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 00:39:19,890 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-15 00:39:19,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 00:39:19,892 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-15 00:39:19,893 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=372, Unknown=0, NotChecked=0, Total=462 [2024-11-15 00:39:19,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:39:19,893 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 00:39:19,893 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 2.272727272727273) internal successors, (50), 22 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 00:39:19,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:19,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:19,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 00:39:19,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-11-15 00:39:19,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:39:21,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:21,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:21,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 00:39:21,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-15 00:39:21,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-15 00:39:21,135 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-15 00:39:21,322 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 00:39:21,323 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 00:39:21,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 00:39:21,323 INFO L85 PathProgramCache]: Analyzing trace with hash 359757696, now seen corresponding path program 4 times [2024-11-15 00:39:21,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 00:39:21,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898411634] [2024-11-15 00:39:21,324 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 00:39:21,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 00:39:21,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 00:39:21,967 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-15 00:39:21,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 00:39:21,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898411634] [2024-11-15 00:39:21,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898411634] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 00:39:21,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [574122133] [2024-11-15 00:39:21,968 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-15 00:39:21,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 00:39:21,968 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 00:39:21,971 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 00:39:21,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-15 00:39:22,016 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-15 00:39:22,016 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 00:39:22,017 INFO L256 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-15 00:39:22,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 00:39:22,509 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 00:39:22,509 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 00:39:22,919 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-15 00:39:22,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [574122133] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 00:39:22,919 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 00:39:22,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 13, 9] total 34 [2024-11-15 00:39:22,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817409268] [2024-11-15 00:39:22,919 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 00:39:22,920 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-11-15 00:39:22,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 00:39:22,920 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-11-15 00:39:22,921 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=994, Unknown=0, NotChecked=0, Total=1122 [2024-11-15 00:39:22,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:39:22,921 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 00:39:22,921 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 2.4411764705882355) internal successors, (83), 34 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 00:39:22,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:22,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:22,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 00:39:22,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-15 00:39:22,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-11-15 00:39:22,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:39:26,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:26,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:26,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 00:39:26,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-15 00:39:26,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-15 00:39:26,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-11-15 00:39:26,070 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-15 00:39:26,258 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 00:39:26,259 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 00:39:26,260 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 00:39:26,260 INFO L85 PathProgramCache]: Analyzing trace with hash 1591678182, now seen corresponding path program 5 times [2024-11-15 00:39:26,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 00:39:26,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900153661] [2024-11-15 00:39:26,260 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 00:39:26,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 00:39:26,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 00:39:26,717 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-15 00:39:26,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 00:39:26,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900153661] [2024-11-15 00:39:26,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900153661] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 00:39:26,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [208512092] [2024-11-15 00:39:26,717 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-15 00:39:26,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 00:39:26,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 00:39:26,720 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 00:39:26,720 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-15 00:39:26,759 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2024-11-15 00:39:26,759 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 00:39:26,760 INFO L256 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-15 00:39:26,762 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 00:39:27,458 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 00:39:27,459 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 00:39:29,307 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 00:39:29,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [208512092] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 00:39:29,307 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 00:39:29,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 17, 17] total 41 [2024-11-15 00:39:29,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050702890] [2024-11-15 00:39:29,307 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 00:39:29,308 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-11-15 00:39:29,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 00:39:29,309 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-11-15 00:39:29,309 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=225, Invalid=1497, Unknown=0, NotChecked=0, Total=1722 [2024-11-15 00:39:29,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:39:29,309 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 00:39:29,310 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 2.0238095238095237) internal successors, (85), 41 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 00:39:29,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:29,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:29,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 00:39:29,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-15 00:39:29,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-11-15 00:39:29,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-11-15 00:39:29,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:39:37,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:37,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:37,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 00:39:37,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-15 00:39:37,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-15 00:39:37,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-11-15 00:39:37,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2024-11-15 00:39:37,586 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-15 00:39:37,774 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 00:39:37,774 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 00:39:37,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 00:39:37,775 INFO L85 PathProgramCache]: Analyzing trace with hash -1773053164, now seen corresponding path program 6 times [2024-11-15 00:39:37,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 00:39:37,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290587902] [2024-11-15 00:39:37,775 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 00:39:37,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 00:39:37,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 00:39:38,097 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-15 00:39:38,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 00:39:38,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290587902] [2024-11-15 00:39:38,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290587902] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 00:39:38,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [592498081] [2024-11-15 00:39:38,098 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-15 00:39:38,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 00:39:38,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 00:39:38,101 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 00:39:38,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-15 00:39:38,164 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2024-11-15 00:39:38,164 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 00:39:38,166 INFO L256 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-15 00:39:38,168 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 00:39:39,498 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 00:39:39,498 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 00:39:41,691 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 00:39:41,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [592498081] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 00:39:41,692 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 00:39:41,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 25, 25] total 52 [2024-11-15 00:39:41,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100134837] [2024-11-15 00:39:41,692 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 00:39:41,692 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2024-11-15 00:39:41,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 00:39:41,693 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2024-11-15 00:39:41,695 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=485, Invalid=2271, Unknown=0, NotChecked=0, Total=2756 [2024-11-15 00:39:41,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:39:41,695 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 00:39:41,695 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 2.1320754716981134) internal successors, (113), 52 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 00:39:41,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:41,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:41,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 00:39:41,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-15 00:39:41,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-11-15 00:39:41,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-11-15 00:39:41,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2024-11-15 00:39:41,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:39:49,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:49,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:49,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 00:39:49,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-15 00:39:49,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-15 00:39:49,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-11-15 00:39:49,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-11-15 00:39:49,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-11-15 00:39:49,266 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 [2024-11-15 00:39:49,450 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 00:39:49,451 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 00:39:49,451 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 00:39:49,451 INFO L85 PathProgramCache]: Analyzing trace with hash 1073223350, now seen corresponding path program 7 times [2024-11-15 00:39:49,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 00:39:49,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450221143] [2024-11-15 00:39:49,451 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 00:39:49,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 00:39:49,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 00:39:50,546 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-15 00:39:50,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 00:39:50,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450221143] [2024-11-15 00:39:50,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1450221143] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 00:39:50,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1428083627] [2024-11-15 00:39:50,547 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-15 00:39:50,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 00:39:50,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 00:39:50,549 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 00:39:50,551 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-15 00:39:50,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 00:39:50,602 INFO L256 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-11-15 00:39:50,603 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 00:39:51,427 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 201 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 00:39:51,427 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 00:39:55,282 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 201 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 00:39:55,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1428083627] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 00:39:55,283 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 00:39:55,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 26, 26] total 60 [2024-11-15 00:39:55,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22553091] [2024-11-15 00:39:55,283 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 00:39:55,283 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2024-11-15 00:39:55,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 00:39:55,284 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2024-11-15 00:39:55,285 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=637, Invalid=2903, Unknown=0, NotChecked=0, Total=3540 [2024-11-15 00:39:55,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:39:55,285 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 00:39:55,285 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 60 states have (on average 2.15) internal successors, (129), 60 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 00:39:55,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:55,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:39:55,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 00:39:55,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-15 00:39:55,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-11-15 00:39:55,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-11-15 00:39:55,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-11-15 00:39:55,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-11-15 00:39:55,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:40:04,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:40:04,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:40:04,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 00:40:04,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-15 00:40:04,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-15 00:40:04,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-11-15 00:40:04,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-11-15 00:40:04,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-11-15 00:40:04,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2024-11-15 00:40:04,255 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 [2024-11-15 00:40:04,443 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 00:40:04,443 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 00:40:04,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 00:40:04,750 INFO L85 PathProgramCache]: Analyzing trace with hash -1561415849, now seen corresponding path program 1 times [2024-11-15 00:40:04,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 00:40:04,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516956496] [2024-11-15 00:40:04,751 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 00:40:04,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 00:40:04,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 00:40:04,800 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 00:40:04,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 00:40:04,896 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-15 00:40:04,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 00:40:04,896 INFO L85 PathProgramCache]: Analyzing trace with hash -1277665092, now seen corresponding path program 8 times [2024-11-15 00:40:04,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 00:40:04,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572220744] [2024-11-15 00:40:04,897 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 00:40:04,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 00:40:04,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 00:40:08,104 INFO L134 CoverageAnalysis]: Checked inductivity of 804 backedges. 0 proven. 192 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-15 00:40:08,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 00:40:08,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572220744] [2024-11-15 00:40:08,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572220744] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 00:40:08,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1791157434] [2024-11-15 00:40:08,104 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-15 00:40:08,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 00:40:08,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 00:40:08,106 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 00:40:08,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-15 00:40:08,164 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-15 00:40:08,164 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 00:40:08,166 INFO L256 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 60 conjuncts are in the unsatisfiable core [2024-11-15 00:40:08,169 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 00:40:10,269 INFO L134 CoverageAnalysis]: Checked inductivity of 804 backedges. 312 proven. 492 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 00:40:10,269 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 00:40:11,421 INFO L134 CoverageAnalysis]: Checked inductivity of 804 backedges. 1 proven. 81 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2024-11-15 00:40:11,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1791157434] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 00:40:11,421 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 00:40:11,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 47, 9] total 67 [2024-11-15 00:40:11,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348636401] [2024-11-15 00:40:11,422 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 00:40:11,422 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2024-11-15 00:40:11,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 00:40:11,423 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2024-11-15 00:40:11,424 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=583, Invalid=3839, Unknown=0, NotChecked=0, Total=4422 [2024-11-15 00:40:11,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:40:11,424 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 00:40:11,425 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 2.253731343283582) internal successors, (151), 67 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 00:40:11,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:40:11,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:40:11,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 00:40:11,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-15 00:40:11,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-11-15 00:40:11,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-11-15 00:40:11,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-11-15 00:40:11,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-11-15 00:40:11,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2024-11-15 00:40:11,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:40:23,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:40:23,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:40:23,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 00:40:23,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-15 00:40:23,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-15 00:40:23,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-11-15 00:40:23,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-11-15 00:40:23,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-15 00:40:23,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2024-11-15 00:40:23,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 178 states. [2024-11-15 00:40:23,052 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-15 00:40:23,239 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,SelfDestructingSolverStorable9,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 00:40:23,240 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 00:40:23,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 00:40:23,240 INFO L85 PathProgramCache]: Analyzing trace with hash -294980216, now seen corresponding path program 9 times [2024-11-15 00:40:23,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 00:40:23,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359080700] [2024-11-15 00:40:23,240 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 00:40:23,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 00:40:23,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 00:40:25,473 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-11-15 00:40:25,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 00:40:25,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359080700] [2024-11-15 00:40:25,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359080700] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 00:40:25,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1581987156] [2024-11-15 00:40:25,474 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-15 00:40:25,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 00:40:25,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 00:40:25,476 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 00:40:25,477 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-15 00:40:25,570 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 23 check-sat command(s) [2024-11-15 00:40:25,570 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 00:40:25,572 WARN L254 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 143 conjuncts are in the unsatisfiable core [2024-11-15 00:40:25,576 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 00:40:29,183 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 967 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-15 00:40:29,183 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 00:41:34,975 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 968 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 00:41:34,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1581987156] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 00:41:34,976 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 00:41:34,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 51, 52] total 111 [2024-11-15 00:41:34,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111527416] [2024-11-15 00:41:34,976 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 00:41:34,976 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 111 states [2024-11-15 00:41:34,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 00:41:34,978 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 111 interpolants. [2024-11-15 00:41:34,980 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2721, Invalid=9489, Unknown=0, NotChecked=0, Total=12210 [2024-11-15 00:41:34,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:41:34,980 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 00:41:34,980 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 111 states, 111 states have (on average 2.063063063063063) internal successors, (229), 111 states have internal predecessors, (229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 00:41:34,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:41:34,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:41:34,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 00:41:34,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-15 00:41:34,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-11-15 00:41:34,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-11-15 00:41:34,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-11-15 00:41:34,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-15 00:41:34,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2024-11-15 00:41:34,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 178 states. [2024-11-15 00:41:34,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:42:09,387 WARN L286 SmtUtils]: Spent 5.02s on a formula simplification. DAG size of input: 948 DAG size of output: 876 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-15 00:42:26,165 WARN L286 SmtUtils]: Spent 7.81s on a formula simplification. DAG size of input: 1130 DAG size of output: 909 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-15 00:42:35,093 WARN L286 SmtUtils]: Spent 7.90s on a formula simplification. DAG size of input: 1132 DAG size of output: 911 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-15 00:42:44,466 WARN L286 SmtUtils]: Spent 8.35s on a formula simplification. DAG size of input: 1128 DAG size of output: 979 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-15 00:42:58,010 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification. DAG size of input: 1123 DAG size of output: 973 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-15 00:43:11,103 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification. DAG size of input: 1124 DAG size of output: 975 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-15 00:43:20,344 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification. DAG size of input: 1128 DAG size of output: 979 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-15 00:43:20,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:43:20,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:43:20,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 00:43:20,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-15 00:43:20,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-15 00:43:20,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-11-15 00:43:20,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-11-15 00:43:20,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-15 00:43:20,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2024-11-15 00:43:20,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2024-11-15 00:43:20,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2024-11-15 00:43:20,605 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-15 00:43:20,793 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 00:43:20,793 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 00:43:20,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 00:43:20,794 INFO L85 PathProgramCache]: Analyzing trace with hash 1023812858, now seen corresponding path program 10 times [2024-11-15 00:43:20,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 00:43:20,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894081352] [2024-11-15 00:43:20,794 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 00:43:20,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 00:43:20,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 00:43:23,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 0 proven. 289 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-15 00:43:23,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 00:43:23,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894081352] [2024-11-15 00:43:23,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894081352] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 00:43:23,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [842150854] [2024-11-15 00:43:23,272 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-15 00:43:23,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 00:43:23,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 00:43:23,274 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 00:43:23,275 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-15 00:43:23,355 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-15 00:43:23,355 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 00:43:23,358 WARN L254 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 157 conjuncts are in the unsatisfiable core [2024-11-15 00:43:23,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 00:43:27,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 0 proven. 1301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 00:43:27,459 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 00:43:46,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 0 proven. 1301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 00:43:46,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [842150854] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 00:43:46,906 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 00:43:46,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 58, 58] total 123 [2024-11-15 00:43:46,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562637627] [2024-11-15 00:43:46,907 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 00:43:46,907 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 124 states [2024-11-15 00:43:46,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 00:43:46,908 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 124 interpolants. [2024-11-15 00:43:46,911 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3469, Invalid=11783, Unknown=0, NotChecked=0, Total=15252 [2024-11-15 00:43:46,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:43:46,911 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 00:43:46,912 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 124 states, 124 states have (on average 2.0403225806451615) internal successors, (253), 123 states have internal predecessors, (253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 00:43:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:43:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:43:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 00:43:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-15 00:43:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-11-15 00:43:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-11-15 00:43:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-11-15 00:43:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-15 00:43:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2024-11-15 00:43:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 179 states. [2024-11-15 00:43:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2024-11-15 00:43:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:44:14,848 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification. DAG size of input: 1126 DAG size of output: 977 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-15 00:44:42,202 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification. DAG size of input: 1122 DAG size of output: 972 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-15 00:44:52,967 WARN L286 SmtUtils]: Spent 5.43s on a formula simplification. DAG size of input: 937 DAG size of output: 937 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-15 00:45:12,395 WARN L286 SmtUtils]: Spent 7.22s on a formula simplification. DAG size of input: 1041 DAG size of output: 898 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-15 00:45:16,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:45:16,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:45:16,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 00:45:16,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-15 00:45:16,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-15 00:45:16,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-11-15 00:45:16,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-11-15 00:45:16,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-15 00:45:16,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2024-11-15 00:45:16,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2024-11-15 00:45:16,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2024-11-15 00:45:16,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-11-15 00:45:16,029 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-15 00:45:16,216 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-11-15 00:45:16,217 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 00:45:16,472 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 00:45:16,472 INFO L85 PathProgramCache]: Analyzing trace with hash 438620056, now seen corresponding path program 1 times [2024-11-15 00:45:16,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 00:45:16,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972595303] [2024-11-15 00:45:16,472 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 00:45:16,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 00:45:16,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 00:45:16,541 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 00:45:16,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 00:45:16,629 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-15 00:45:16,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 00:45:16,630 INFO L85 PathProgramCache]: Analyzing trace with hash 1251018912, now seen corresponding path program 11 times [2024-11-15 00:45:16,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 00:45:16,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672062882] [2024-11-15 00:45:16,630 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 00:45:16,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 00:45:16,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 00:45:17,689 INFO L134 CoverageAnalysis]: Checked inductivity of 1568 backedges. 54 proven. 110 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-15 00:45:17,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 00:45:17,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672062882] [2024-11-15 00:45:17,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672062882] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 00:45:17,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [65259942] [2024-11-15 00:45:17,690 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-15 00:45:17,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 00:45:17,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 00:45:17,693 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 00:45:17,694 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-15 00:45:17,854 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 29 check-sat command(s) [2024-11-15 00:45:17,854 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 00:45:17,859 WARN L254 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 176 conjuncts are in the unsatisfiable core [2024-11-15 00:45:17,862 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 00:45:22,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1568 backedges. 0 proven. 1568 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 00:45:22,622 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 00:45:48,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1568 backedges. 0 proven. 1568 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 00:45:48,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [65259942] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 00:45:48,803 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 00:45:48,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 63, 63] total 129 [2024-11-15 00:45:48,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403531561] [2024-11-15 00:45:48,803 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 00:45:48,803 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 130 states [2024-11-15 00:45:48,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 00:45:48,804 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 130 interpolants. [2024-11-15 00:45:48,807 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3626, Invalid=13144, Unknown=0, NotChecked=0, Total=16770 [2024-11-15 00:45:48,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:45:48,807 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 00:45:48,807 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 130 states, 130 states have (on average 2.0692307692307694) internal successors, (269), 129 states have internal predecessors, (269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 00:45:48,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:45:48,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:45:48,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 00:45:48,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-15 00:45:48,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-11-15 00:45:48,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-11-15 00:45:48,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-11-15 00:45:48,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-15 00:45:48,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2024-11-15 00:45:48,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2024-11-15 00:45:48,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2024-11-15 00:45:48,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-11-15 00:45:48,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:46:56,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:46:56,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:46:56,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 00:46:56,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-15 00:46:56,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-15 00:46:56,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-11-15 00:46:56,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-11-15 00:46:56,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-15 00:46:56,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2024-11-15 00:46:56,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2024-11-15 00:46:56,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2024-11-15 00:46:56,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-11-15 00:46:56,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 266 states. [2024-11-15 00:46:56,428 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-15 00:46:56,615 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14 [2024-11-15 00:46:56,616 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 00:46:56,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 00:46:56,817 INFO L85 PathProgramCache]: Analyzing trace with hash -1362761167, now seen corresponding path program 1 times [2024-11-15 00:46:56,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 00:46:56,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104718350] [2024-11-15 00:46:56,817 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 00:46:56,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 00:46:56,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 00:46:56,844 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 00:46:56,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 00:46:56,887 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-15 00:46:56,887 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 00:46:56,887 INFO L85 PathProgramCache]: Analyzing trace with hash 798825896, now seen corresponding path program 12 times [2024-11-15 00:46:56,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 00:46:56,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059814830] [2024-11-15 00:46:56,888 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 00:46:56,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 00:46:56,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 00:47:00,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1800 backedges. 0 proven. 448 refuted. 0 times theorem prover too weak. 1352 trivial. 0 not checked. [2024-11-15 00:47:00,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 00:47:00,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059814830] [2024-11-15 00:47:00,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059814830] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 00:47:00,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [362625503] [2024-11-15 00:47:00,074 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-15 00:47:00,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 00:47:00,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 00:47:00,076 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 00:47:00,077 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-15 00:47:00,218 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 31 check-sat command(s) [2024-11-15 00:47:00,218 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 00:47:00,221 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 128 conjuncts are in the unsatisfiable core [2024-11-15 00:47:00,223 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 00:47:03,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1800 backedges. 0 proven. 1799 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-15 00:47:03,659 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 00:49:13,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1800 backedges. 0 proven. 1800 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 00:49:13,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [362625503] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 00:49:13,237 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 00:49:13,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 64, 65] total 140 [2024-11-15 00:49:13,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319984174] [2024-11-15 00:49:13,237 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 00:49:13,237 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 140 states [2024-11-15 00:49:13,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 00:49:13,238 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 140 interpolants. [2024-11-15 00:49:13,240 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=4825, Invalid=14635, Unknown=0, NotChecked=0, Total=19460 [2024-11-15 00:49:13,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:49:13,240 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 00:49:13,240 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 140 states, 140 states have (on average 2.0785714285714287) internal successors, (291), 140 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 00:49:13,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:49:13,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:49:13,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 00:49:13,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-15 00:49:13,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-11-15 00:49:13,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-11-15 00:49:13,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-11-15 00:49:13,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-15 00:49:13,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2024-11-15 00:49:13,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2024-11-15 00:49:13,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2024-11-15 00:49:13,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-11-15 00:49:13,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 266 states. [2024-11-15 00:49:13,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 00:50:21,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:50:21,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 00:50:21,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 00:50:21,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-15 00:50:21,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-15 00:50:21,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-11-15 00:50:21,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-11-15 00:50:21,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-15 00:50:21,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2024-11-15 00:50:21,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2024-11-15 00:50:21,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2024-11-15 00:50:21,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-11-15 00:50:21,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 266 states. [2024-11-15 00:50:21,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 206 states. [2024-11-15 00:50:21,809 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-15 00:50:21,996 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16 [2024-11-15 00:50:21,996 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 00:50:22,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 00:50:22,184 INFO L85 PathProgramCache]: Analyzing trace with hash -1720131132, now seen corresponding path program 1 times [2024-11-15 00:50:22,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 00:50:22,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721919841] [2024-11-15 00:50:22,184 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 00:50:22,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 00:50:22,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 00:50:22,334 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 00:50:22,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 00:50:22,864 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-15 00:50:23,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 00:50:23,048 INFO L85 PathProgramCache]: Analyzing trace with hash -477792543, now seen corresponding path program 1 times [2024-11-15 00:50:23,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 00:50:23,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578900997] [2024-11-15 00:50:23,048 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 00:50:23,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 00:50:23,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 00:50:23,180 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 00:50:23,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 00:50:23,372 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-15 00:50:23,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 00:50:23,373 INFO L85 PathProgramCache]: Analyzing trace with hash 1609240842, now seen corresponding path program 13 times [2024-11-15 00:50:23,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 00:50:23,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698420904] [2024-11-15 00:50:23,373 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 00:50:23,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 00:50:23,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 00:50:50,525 INFO L134 CoverageAnalysis]: Checked inductivity of 8003 backedges. 0 proven. 1502 refuted. 0 times theorem prover too weak. 6501 trivial. 0 not checked. [2024-11-15 00:50:50,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 00:50:50,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698420904] [2024-11-15 00:50:50,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698420904] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 00:50:50,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [156945919] [2024-11-15 00:50:50,526 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-15 00:50:50,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 00:50:50,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 00:50:50,528 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 00:50:50,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-15 00:50:50,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 00:50:50,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 262 conjuncts are in the unsatisfiable core [2024-11-15 00:50:50,864 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 00:51:02,202 INFO L134 CoverageAnalysis]: Checked inductivity of 8003 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-15 00:51:02,202 INFO L312 TraceCheckSpWp]: Computing backward predicates... Received shutdown request... [2024-11-15 00:52:58,936 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-15 00:52:58,936 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-15 00:52:58,942 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (2 of 3 remaining) [2024-11-15 00:52:58,961 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-11-15 00:52:58,967 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-15 00:52:59,142 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,15 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-15 00:52:59,143 WARN L596 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 272 with TraceHistMax 65,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-3-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-33-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-3-1 context. [2024-11-15 00:52:59,144 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-11-15 00:52:59,144 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-11-15 00:52:59,148 INFO L422 BasicCegarLoop]: Path program histogram: [13, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 00:52:59,150 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-15 00:52:59,150 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-15 00:52:59,164 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-11-15 00:52:59,165 INFO L201 PluginConnector]: Adding new model nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 12:52:59 BasicIcfg [2024-11-15 00:52:59,165 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-15 00:52:59,166 INFO L158 Benchmark]: Toolchain (without parser) took 823665.13ms. Allocated memory was 100.7MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 50.9MB in the beginning and 1.5GB in the end (delta: -1.5GB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. [2024-11-15 00:52:59,166 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.29ms. Allocated memory is still 100.7MB. Free memory was 51.8MB in the beginning and 51.6MB in the end (delta: 199.5kB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 00:52:59,166 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.93ms. Allocated memory is still 100.7MB. Free memory was 50.7MB in the beginning and 49.5MB in the end (delta: 1.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-15 00:52:59,167 INFO L158 Benchmark]: Boogie Preprocessor took 12.77ms. Allocated memory is still 100.7MB. Free memory was 49.5MB in the beginning and 48.9MB in the end (delta: 648.6kB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 00:52:59,167 INFO L158 Benchmark]: RCFGBuilder took 202.22ms. Allocated memory is still 100.7MB. Free memory was 48.9MB in the beginning and 40.2MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2024-11-15 00:52:59,168 INFO L158 Benchmark]: TraceAbstraction took 823420.78ms. Allocated memory was 100.7MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 39.6MB in the beginning and 1.5GB in the end (delta: -1.5GB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. [2024-11-15 00:52:59,169 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 0.29ms. Allocated memory is still 100.7MB. Free memory was 51.8MB in the beginning and 51.6MB in the end (delta: 199.5kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 23.93ms. Allocated memory is still 100.7MB. Free memory was 50.7MB in the beginning and 49.5MB in the end (delta: 1.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 12.77ms. Allocated memory is still 100.7MB. Free memory was 49.5MB in the beginning and 48.9MB in the end (delta: 648.6kB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 202.22ms. Allocated memory is still 100.7MB. Free memory was 48.9MB in the beginning and 40.2MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * TraceAbstraction took 823420.78ms. Allocated memory was 100.7MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 39.6MB in the beginning and 1.5GB in the end (delta: -1.5GB). Peak memory consumption was 1.2GB. 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: 6050, independent: 3511, independent conditional: 3398, independent unconditional: 113, dependent: 2539, dependent conditional: 2537, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3527, independent: 3511, independent conditional: 3398, independent unconditional: 113, dependent: 16, dependent conditional: 14, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3527, independent: 3511, independent conditional: 3398, independent unconditional: 113, dependent: 16, dependent conditional: 14, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3673, independent: 3511, independent conditional: 3398, independent unconditional: 113, dependent: 162, dependent conditional: 160, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3673, independent: 3511, independent conditional: 0, independent unconditional: 3511, dependent: 162, dependent conditional: 146, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3673, independent: 3511, independent conditional: 0, independent unconditional: 3511, dependent: 162, dependent conditional: 146, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 140, independent: 107, independent conditional: 0, independent unconditional: 107, dependent: 33, dependent conditional: 31, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 140, independent: 106, independent conditional: 0, independent unconditional: 106, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 34, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 33, dependent conditional: 31, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 33, dependent conditional: 31, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 778, independent: 30, independent conditional: 0, independent unconditional: 30, dependent: 748, dependent conditional: 544, dependent unconditional: 204, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 5, Protected Queries: 0 ], Cache Queries: [ total: 3673, independent: 3404, independent conditional: 0, independent unconditional: 3404, dependent: 129, dependent conditional: 115, dependent unconditional: 14, unknown: 140, unknown conditional: 31, unknown unconditional: 109] , Statistics on independence cache: Total cache size (in pairs): 140, Positive cache size: 107, Positive conditional cache size: 0, Positive unconditional cache size: 107, Negative cache size: 33, Negative conditional cache size: 31, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3412, Maximal queried relation: 13, Independence queries for same thread: 2523, Persistent sets #1 benchmarks: Persistent set computation time: 0.3s, Number of persistent set computation: 29, Number of trivial persistent sets: 23, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 115, independent: 113, independent conditional: 0, independent unconditional: 113, 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: 6050, independent: 3511, independent conditional: 3398, independent unconditional: 113, dependent: 2539, dependent conditional: 2537, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3527, independent: 3511, independent conditional: 3398, independent unconditional: 113, dependent: 16, dependent conditional: 14, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3527, independent: 3511, independent conditional: 3398, independent unconditional: 113, dependent: 16, dependent conditional: 14, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3673, independent: 3511, independent conditional: 3398, independent unconditional: 113, dependent: 162, dependent conditional: 160, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3673, independent: 3511, independent conditional: 0, independent unconditional: 3511, dependent: 162, dependent conditional: 146, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3673, independent: 3511, independent conditional: 0, independent unconditional: 3511, dependent: 162, dependent conditional: 146, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 140, independent: 107, independent conditional: 0, independent unconditional: 107, dependent: 33, dependent conditional: 31, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 140, independent: 106, independent conditional: 0, independent unconditional: 106, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 34, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 33, dependent conditional: 31, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 33, dependent conditional: 31, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 778, independent: 30, independent conditional: 0, independent unconditional: 30, dependent: 748, dependent conditional: 544, dependent unconditional: 204, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 5, Protected Queries: 0 ], Cache Queries: [ total: 3673, independent: 3404, independent conditional: 0, independent unconditional: 3404, dependent: 129, dependent conditional: 115, dependent unconditional: 14, unknown: 140, unknown conditional: 31, unknown unconditional: 109] , Statistics on independence cache: Total cache size (in pairs): 140, Positive cache size: 107, Positive conditional cache size: 0, Positive unconditional cache size: 107, Negative cache size: 33, Negative conditional cache size: 31, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3412, Maximal queried relation: 13, Independence queries for same thread: 2523 - TimeoutResultAtElement [Line: 51]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 272 with TraceHistMax 65,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-3-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-33-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-3-1 context. - TimeoutResultAtElement [Line: 46]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 272 with TraceHistMax 65,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-3-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-33-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-3-1 context. - TimeoutResultAtElement [Line: 46]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 272 with TraceHistMax 65,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-3-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-33-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-3-1 context. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 32 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 823.3s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 13, EmptinessCheckTime: 372.6s, 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: 1477, 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, 0.8s SatisfiabilityAnalysisTime, 288.5s InterpolantComputationTime, 1700 NumberOfCodeBlocks, 1700 NumberOfCodeBlocksAsserted, 124 NumberOfCheckSat, 2496 ConstructedInterpolants, 0 QuantifiedInterpolants, 148323 SizeOfPredicates, 87 NumberOfNonLiveVariables, 1983 ConjunctsInSsa, 860 ConjunctsInUnsatCore, 38 InterpolantComputations, 2 PerfectInterpolantSequences, 6498/20665 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: 2.5s, ConditionCalculationTime: 1.1s, CommutingCounterexamples: 0, ConditionCalculations: 31, TraceChecks: 5, UnknownTraceChecks: 0, ImperfectProofs: 0, QuantifiedConditions: 0, FalseConditions: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown