/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 546 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/lamport.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-04 02:54:13,272 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-04 02:54:13,302 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-04 02:54:13,322 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-04 02:54:13,323 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-04 02:54:13,336 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-04 02:54:13,337 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-04 02:54:13,337 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-04 02:54:13,338 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-04 02:54:13,338 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-04 02:54:13,338 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-04 02:54:13,338 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-04 02:54:13,339 INFO L153 SettingsManager]: * Use SBE=true [2024-05-04 02:54:13,339 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-04 02:54:13,339 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-04 02:54:13,339 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-04 02:54:13,340 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-04 02:54:13,340 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-04 02:54:13,340 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-04 02:54:13,340 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-04 02:54:13,341 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-04 02:54:13,341 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-04 02:54:13,341 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-04 02:54:13,342 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-04 02:54:13,342 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-04 02:54:13,342 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-04 02:54:13,342 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-04 02:54:13,343 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-04 02:54:13,343 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-04 02:54:13,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-04 02:54:13,343 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-04 02:54:13,344 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-04 02:54:13,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-04 02:54:13,344 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-04 02:54:13,344 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-04 02:54:13,344 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-04 02:54:13,345 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-04 02:54:13,345 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-04 02:54:13,345 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-04 02:54:13,345 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 546 [2024-05-04 02:54:13,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-04 02:54:13,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-04 02:54:13,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-04 02:54:13,528 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-05-04 02:54:13,529 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-05-04 02:54:13,530 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/lamport.wvr.bpl [2024-05-04 02:54:13,530 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/lamport.wvr.bpl' [2024-05-04 02:54:13,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-04 02:54:13,549 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-05-04 02:54:13,550 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-04 02:54:13,550 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-04 02:54:13,550 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-04 02:54:13,559 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:54:13" (1/1) ... [2024-05-04 02:54:13,564 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:54:13" (1/1) ... [2024-05-04 02:54:13,574 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-05-04 02:54:13,575 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-04 02:54:13,576 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-04 02:54:13,576 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-04 02:54:13,576 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-04 02:54:13,582 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:54:13" (1/1) ... [2024-05-04 02:54:13,582 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:54:13" (1/1) ... [2024-05-04 02:54:13,583 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:54:13" (1/1) ... [2024-05-04 02:54:13,583 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:54:13" (1/1) ... [2024-05-04 02:54:13,585 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:54:13" (1/1) ... [2024-05-04 02:54:13,585 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:54:13" (1/1) ... [2024-05-04 02:54:13,586 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:54:13" (1/1) ... [2024-05-04 02:54:13,586 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:54:13" (1/1) ... [2024-05-04 02:54:13,587 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-04 02:54:13,587 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-04 02:54:13,587 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-04 02:54:13,588 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-04 02:54:13,588 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:54:13" (1/1) ... [2024-05-04 02:54:13,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-04 02:54:13,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 02:54:13,657 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-04 02:54:13,699 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-04 02:54:13,720 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-05-04 02:54:13,721 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-04 02:54:13,721 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-04 02:54:13,721 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-05-04 02:54:13,721 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-04 02:54:13,721 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-04 02:54:13,721 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-05-04 02:54:13,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-04 02:54:13,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-04 02:54:13,721 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2024-05-04 02:54:13,722 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-04 02:54:13,722 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-04 02:54:13,722 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-04 02:54:13,762 INFO L241 CfgBuilder]: Building ICFG [2024-05-04 02:54:13,764 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-04 02:54:13,854 INFO L282 CfgBuilder]: Performing block encoding [2024-05-04 02:54:13,862 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-04 02:54:13,862 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-04 02:54:13,863 INFO L201 PluginConnector]: Adding new model lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 02:54:13 BoogieIcfgContainer [2024-05-04 02:54:13,863 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-04 02:54:13,865 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-04 02:54:13,865 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-04 02:54:13,868 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-04 02:54:13,868 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:54:13" (1/2) ... [2024-05-04 02:54:13,869 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@585e9c8c and model type lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 02:54:13, skipping insertion in model container [2024-05-04 02:54:13,869 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 02:54:13" (2/2) ... [2024-05-04 02:54:13,870 INFO L112 eAbstractionObserver]: Analyzing ICFG lamport.wvr.bpl [2024-05-04 02:54:13,875 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-04 02:54:13,899 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-04 02:54:13,899 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-04 02:54:13,899 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-04 02:54:13,929 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-05-04 02:54:13,963 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-04 02:54:13,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-04 02:54:13,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 02:54:13,966 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-04 02:54:13,979 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-04 02:54:14,011 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-04 02:54:14,022 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 02:54:14,023 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-04 02:54:14,029 INFO L357 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, mHoare=true, 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;@3b4c8fbb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546, mConComCheckerConditionCriterion=false [2024-05-04 02:54:14,029 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-04 02:54:14,055 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-04 02:54:14,057 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 02:54:14,057 INFO L85 PathProgramCache]: Analyzing trace with hash 1853717560, now seen corresponding path program 1 times [2024-05-04 02:54:14,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 02:54:14,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615414136] [2024-05-04 02:54:14,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 02:54:14,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 02:54:14,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 02:54:14,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 02:54:14,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 02:54:14,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615414136] [2024-05-04 02:54:14,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615414136] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 02:54:14,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 02:54:14,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-04 02:54:14,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134789553] [2024-05-04 02:54:14,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 02:54:14,395 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-04 02:54:14,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 02:54:14,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-04 02:54:14,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-04 02:54:14,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 02:54:14,424 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 02:54:14,425 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 02:54:14,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 02:54:14,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:14,634 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-04 02:54:14,634 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-04 02:54:14,635 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 02:54:14,635 INFO L85 PathProgramCache]: Analyzing trace with hash -1856902734, now seen corresponding path program 2 times [2024-05-04 02:54:14,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 02:54:14,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915440090] [2024-05-04 02:54:14,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 02:54:14,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 02:54:14,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 02:54:14,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 02:54:14,729 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 02:54:14,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915440090] [2024-05-04 02:54:14,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915440090] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 02:54:14,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 02:54:14,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-04 02:54:14,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612592676] [2024-05-04 02:54:14,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 02:54:14,731 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-04 02:54:14,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 02:54:14,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-04 02:54:14,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-05-04 02:54:14,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 02:54:14,737 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 02:54:14,737 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 7 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 02:54:14,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:14,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 02:54:14,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:14,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:14,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-04 02:54:14,900 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-04 02:54:14,901 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 02:54:14,901 INFO L85 PathProgramCache]: Analyzing trace with hash 44115428, now seen corresponding path program 3 times [2024-05-04 02:54:14,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 02:54:14,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212044345] [2024-05-04 02:54:14,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 02:54:14,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 02:54:14,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 02:54:14,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 02:54:14,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 02:54:14,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212044345] [2024-05-04 02:54:14,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212044345] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 02:54:14,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 02:54:14,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-04 02:54:14,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629234525] [2024-05-04 02:54:14,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 02:54:14,921 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-04 02:54:14,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 02:54:14,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-04 02:54:14,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-04 02:54:14,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 02:54:14,926 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 02:54:14,926 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 02:54:14,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:14,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:14,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 02:54:14,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:14,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:14,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 02:54:14,966 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-04 02:54:14,966 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-04 02:54:14,967 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 02:54:14,967 INFO L85 PathProgramCache]: Analyzing trace with hash 2048151810, now seen corresponding path program 4 times [2024-05-04 02:54:14,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 02:54:14,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089090781] [2024-05-04 02:54:14,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 02:54:14,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 02:54:14,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 02:54:15,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 02:54:15,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 02:54:15,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089090781] [2024-05-04 02:54:15,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089090781] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 02:54:15,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 02:54:15,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-05-04 02:54:15,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982914473] [2024-05-04 02:54:15,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 02:54:15,106 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-05-04 02:54:15,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 02:54:15,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-04 02:54:15,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-05-04 02:54:15,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 02:54:15,113 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 02:54:15,113 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.0) internal successors, (36), 9 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 02:54:15,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 02:54:15,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 02:54:15,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 02:54:15,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,261 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-04 02:54:15,262 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-04 02:54:15,263 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 02:54:15,263 INFO L85 PathProgramCache]: Analyzing trace with hash -241436610, now seen corresponding path program 5 times [2024-05-04 02:54:15,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 02:54:15,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740241142] [2024-05-04 02:54:15,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 02:54:15,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 02:54:15,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 02:54:15,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 02:54:15,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 02:54:15,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740241142] [2024-05-04 02:54:15,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740241142] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 02:54:15,367 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 02:54:15,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-04 02:54:15,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314536018] [2024-05-04 02:54:15,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 02:54:15,368 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-04 02:54:15,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 02:54:15,458 INFO L85 PathProgramCache]: Analyzing trace with hash 584714884, now seen corresponding path program 1 times [2024-05-04 02:54:15,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 02:54:15,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 02:54:15,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 02:54:15,465 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 02:54:15,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 02:54:15,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-04 02:54:15,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-04 02:54:15,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 02:54:15,492 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 02:54:15,493 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 02:54:15,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 02:54:15,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 02:54:15,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 02:54:15,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,637 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable5 [2024-05-04 02:54:15,637 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-04 02:54:15,638 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 02:54:15,638 INFO L85 PathProgramCache]: Analyzing trace with hash -628002016, now seen corresponding path program 6 times [2024-05-04 02:54:15,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 02:54:15,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843107773] [2024-05-04 02:54:15,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 02:54:15,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 02:54:15,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 02:54:15,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 02:54:15,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 02:54:15,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843107773] [2024-05-04 02:54:15,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1843107773] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 02:54:15,656 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 02:54:15,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-04 02:54:15,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904699166] [2024-05-04 02:54:15,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 02:54:15,657 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-04 02:54:15,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 02:54:15,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-04 02:54:15,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-04 02:54:15,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 02:54:15,664 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 02:54:15,664 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 02:54:15,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 02:54:15,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 02:54:15,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 02:54:15,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 02:54:15,755 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-05-04 02:54:15,755 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-04 02:54:15,756 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 02:54:15,756 INFO L85 PathProgramCache]: Analyzing trace with hash -1794420638, now seen corresponding path program 7 times [2024-05-04 02:54:15,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 02:54:15,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658565080] [2024-05-04 02:54:15,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 02:54:15,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 02:54:15,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 02:54:15,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 02:54:15,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 02:54:15,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658565080] [2024-05-04 02:54:15,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [658565080] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 02:54:15,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 02:54:15,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-04 02:54:15,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755905333] [2024-05-04 02:54:15,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 02:54:15,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-04 02:54:15,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 02:54:15,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-04 02:54:15,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-05-04 02:54:15,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 02:54:15,833 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 02:54:15,833 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 7 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 02:54:15,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 02:54:15,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 02:54:15,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 02:54:15,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 02:54:15,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 02:54:15,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 02:54:15,964 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2024-05-04 02:54:15,965 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-04 02:54:15,965 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-04 02:54:15,965 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-04 02:54:15,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-05-04 02:54:15,972 INFO L448 BasicCegarLoop]: Path program histogram: [7, 1] [2024-05-04 02:54:15,974 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-04 02:54:15,974 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-04 02:54:15,979 INFO L201 PluginConnector]: Adding new model lamport.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 02:54:15 BasicIcfg [2024-05-04 02:54:15,979 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-04 02:54:15,979 INFO L158 Benchmark]: Toolchain (without parser) took 2430.29ms. Allocated memory is still 328.2MB. Free memory was 294.2MB in the beginning and 250.6MB in the end (delta: 43.6MB). Peak memory consumption was 43.0MB. Max. memory is 8.0GB. [2024-05-04 02:54:15,980 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.09ms. Allocated memory is still 328.2MB. Free memory is still 295.3MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-04 02:54:15,982 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.74ms. Allocated memory is still 328.2MB. Free memory was 293.7MB in the beginning and 297.2MB in the end (delta: -3.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-04 02:54:15,982 INFO L158 Benchmark]: Boogie Preprocessor took 10.91ms. Allocated memory is still 328.2MB. Free memory was 297.2MB in the beginning and 296.2MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-04 02:54:15,985 INFO L158 Benchmark]: RCFGBuilder took 276.14ms. Allocated memory is still 328.2MB. Free memory was 296.2MB in the beginning and 285.2MB in the end (delta: 11.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-05-04 02:54:15,985 INFO L158 Benchmark]: TraceAbstraction took 2113.59ms. Allocated memory is still 328.2MB. Free memory was 284.1MB in the beginning and 250.6MB in the end (delta: 33.5MB). Peak memory consumption was 34.0MB. Max. memory is 8.0GB. [2024-05-04 02:54:15,986 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 0.09ms. Allocated memory is still 328.2MB. Free memory is still 295.3MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 25.74ms. Allocated memory is still 328.2MB. Free memory was 293.7MB in the beginning and 297.2MB in the end (delta: -3.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 10.91ms. Allocated memory is still 328.2MB. Free memory was 297.2MB in the beginning and 296.2MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 276.14ms. Allocated memory is still 328.2MB. Free memory was 296.2MB in the beginning and 285.2MB in the end (delta: 11.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * TraceAbstraction took 2113.59ms. Allocated memory is still 328.2MB. Free memory was 284.1MB in the beginning and 250.6MB in the end (delta: 33.5MB). Peak memory consumption was 34.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7350, independent: 7292, independent conditional: 7285, independent unconditional: 7, dependent: 58, dependent conditional: 58, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7350, independent: 7292, independent conditional: 7285, independent unconditional: 7, dependent: 58, dependent conditional: 58, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7350, independent: 7292, independent conditional: 7285, independent unconditional: 7, dependent: 58, dependent conditional: 58, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7350, independent: 7292, independent conditional: 7285, independent unconditional: 7, dependent: 58, dependent conditional: 58, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7599, independent: 7292, independent conditional: 315, independent unconditional: 6977, dependent: 307, dependent conditional: 200, dependent unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7599, independent: 7292, independent conditional: 185, independent unconditional: 7107, dependent: 307, dependent conditional: 80, dependent unconditional: 227, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7599, independent: 7292, independent conditional: 185, independent unconditional: 7107, dependent: 307, dependent conditional: 80, dependent unconditional: 227, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 277, independent: 241, independent conditional: 26, independent unconditional: 215, dependent: 36, dependent conditional: 25, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 277, independent: 232, independent conditional: 0, independent unconditional: 232, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 45, independent: 9, independent conditional: 5, independent unconditional: 4, dependent: 36, dependent conditional: 25, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, independent: 9, independent conditional: 5, independent unconditional: 4, dependent: 36, dependent conditional: 25, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 86, independent: 8, independent conditional: 3, independent unconditional: 5, dependent: 78, dependent conditional: 44, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7599, independent: 7051, independent conditional: 159, independent unconditional: 6892, dependent: 271, dependent conditional: 55, dependent unconditional: 216, unknown: 277, unknown conditional: 51, unknown unconditional: 226] , Statistics on independence cache: Total cache size (in pairs): 277, Positive cache size: 241, Positive conditional cache size: 26, Positive unconditional cache size: 215, Negative cache size: 36, Negative conditional cache size: 25, Negative unconditional cache size: 11, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 250, Maximal queried relation: 7, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7599, independent: 7292, independent conditional: 315, independent unconditional: 6977, dependent: 307, dependent conditional: 200, dependent unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7599, independent: 7292, independent conditional: 185, independent unconditional: 7107, dependent: 307, dependent conditional: 80, dependent unconditional: 227, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7599, independent: 7292, independent conditional: 185, independent unconditional: 7107, dependent: 307, dependent conditional: 80, dependent unconditional: 227, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 277, independent: 241, independent conditional: 26, independent unconditional: 215, dependent: 36, dependent conditional: 25, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 277, independent: 232, independent conditional: 0, independent unconditional: 232, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 45, independent: 9, independent conditional: 5, independent unconditional: 4, dependent: 36, dependent conditional: 25, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, independent: 9, independent conditional: 5, independent unconditional: 4, dependent: 36, dependent conditional: 25, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 86, independent: 8, independent conditional: 3, independent unconditional: 5, dependent: 78, dependent conditional: 44, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7599, independent: 7051, independent conditional: 159, independent unconditional: 6892, dependent: 271, dependent conditional: 55, dependent unconditional: 216, unknown: 277, unknown conditional: 51, unknown unconditional: 226] , Statistics on independence cache: Total cache size (in pairs): 277, Positive cache size: 241, Positive conditional cache size: 26, Positive unconditional cache size: 215, Negative cache size: 36, Negative conditional cache size: 25, Negative unconditional cache size: 11, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 250 ], Independence queries for same thread: 0 - PositiveResult [Line: 71]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 71 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 7, EmptinessCheckTime: 0.9s, 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: 51, 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: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 252 NumberOfCodeBlocks, 252 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 245 ConstructedInterpolants, 0 QuantifiedInterpolants, 665 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 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, ConditionalCommutativityCheckTime: 0.1s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 1, ConditionalCommutativityTraceChecks: 1, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-04 02:54:16,002 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-05-04 02:54:16,206 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...