/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 213 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/prod-cons.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-faa7b7a-m [2024-04-27 05:51:30,707 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-27 05:51:30,754 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-27 05:51:30,757 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-27 05:51:30,757 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-27 05:51:30,786 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-27 05:51:30,786 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-27 05:51:30,786 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-27 05:51:30,787 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-27 05:51:30,787 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-27 05:51:30,787 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-27 05:51:30,788 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-27 05:51:30,788 INFO L153 SettingsManager]: * Use SBE=true [2024-04-27 05:51:30,788 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-27 05:51:30,788 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-27 05:51:30,789 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-27 05:51:30,789 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-27 05:51:30,789 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-27 05:51:30,789 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-27 05:51:30,789 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-27 05:51:30,790 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-27 05:51:30,793 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-27 05:51:30,793 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-27 05:51:30,793 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-27 05:51:30,796 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-27 05:51:30,796 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-27 05:51:30,796 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-27 05:51:30,797 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-27 05:51:30,797 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-27 05:51:30,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-27 05:51:30,798 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-27 05:51:30,798 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-27 05:51:30,798 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-27 05:51:30,798 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-27 05:51:30,798 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-27 05:51:30,798 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-27 05:51:30,799 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-27 05:51:30,799 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-27 05:51:30,799 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-27 05:51:30,799 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 [2024-04-27 05:51:31,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-27 05:51:31,057 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-27 05:51:31,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-27 05:51:31,060 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-04-27 05:51:31,061 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-04-27 05:51:31,062 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/prod-cons.wvr.bpl [2024-04-27 05:51:31,063 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/prod-cons.wvr.bpl' [2024-04-27 05:51:31,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-27 05:51:31,118 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-04-27 05:51:31,119 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-27 05:51:31,119 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-27 05:51:31,119 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-27 05:51:31,136 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 05:51:31" (1/1) ... [2024-04-27 05:51:31,144 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 05:51:31" (1/1) ... [2024-04-27 05:51:31,151 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-04-27 05:51:31,152 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-27 05:51:31,153 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-27 05:51:31,154 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-27 05:51:31,154 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-27 05:51:31,170 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 05:51:31" (1/1) ... [2024-04-27 05:51:31,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 05:51:31" (1/1) ... [2024-04-27 05:51:31,171 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 05:51:31" (1/1) ... [2024-04-27 05:51:31,171 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 05:51:31" (1/1) ... [2024-04-27 05:51:31,178 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 05:51:31" (1/1) ... [2024-04-27 05:51:31,181 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 05:51:31" (1/1) ... [2024-04-27 05:51:31,182 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 05:51:31" (1/1) ... [2024-04-27 05:51:31,183 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 05:51:31" (1/1) ... [2024-04-27 05:51:31,196 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-27 05:51:31,197 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-27 05:51:31,197 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-27 05:51:31,213 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-27 05:51:31,214 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 05:51:31" (1/1) ... [2024-04-27 05:51:31,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-27 05:51:31,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-27 05:51:31,253 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) [2024-04-27 05:51:31,272 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 [2024-04-27 05:51:31,290 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-04-27 05:51:31,290 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-27 05:51:31,291 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-27 05:51:31,291 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-04-27 05:51:31,291 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-27 05:51:31,291 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-27 05:51:31,291 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-04-27 05:51:31,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-27 05:51:31,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-27 05:51:31,291 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2024-04-27 05:51:31,291 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-27 05:51:31,291 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-27 05:51:31,292 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-27 05:51:31,336 INFO L241 CfgBuilder]: Building ICFG [2024-04-27 05:51:31,338 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-27 05:51:31,424 INFO L282 CfgBuilder]: Performing block encoding [2024-04-27 05:51:31,440 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-27 05:51:31,440 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-04-27 05:51:31,441 INFO L201 PluginConnector]: Adding new model prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.04 05:51:31 BoogieIcfgContainer [2024-04-27 05:51:31,441 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-27 05:51:31,443 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-27 05:51:31,443 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-27 05:51:31,448 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-27 05:51:31,449 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 05:51:31" (1/2) ... [2024-04-27 05:51:31,449 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6358d62c and model type prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.04 05:51:31, skipping insertion in model container [2024-04-27 05:51:31,450 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.04 05:51:31" (2/2) ... [2024-04-27 05:51:31,451 INFO L112 eAbstractionObserver]: Analyzing ICFG prod-cons.wvr.bpl [2024-04-27 05:51:31,457 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-27 05:51:31,464 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-27 05:51:31,464 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-27 05:51:31,464 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-27 05:51:31,516 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-04-27 05:51:31,566 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-27 05:51:31,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-27 05:51:31,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-27 05:51:31,568 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) [2024-04-27 05:51:31,569 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 [2024-04-27 05:51:31,595 INFO L187 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-27 05:51:31,606 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-27 05:51:31,607 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-27 05:51:31,613 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;@49161252, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=213, mConComCheckerConditionCriterion=false [2024-04-27 05:51:31,613 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-04-27 05:51:31,680 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)] === [2024-04-27 05:51:31,681 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-27 05:51:31,682 INFO L85 PathProgramCache]: Analyzing trace with hash -385570830, now seen corresponding path program 1 times [2024-04-27 05:51:31,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-27 05:51:31,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138130007] [2024-04-27 05:51:31,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 05:51:31,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 05:51:31,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 05:51:31,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 05:51:31,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-27 05:51:31,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138130007] [2024-04-27 05:51:31,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [138130007] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-27 05:51:31,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-27 05:51:31,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-27 05:51:31,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522873050] [2024-04-27 05:51:31,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-27 05:51:31,997 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-27 05:51:31,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-27 05:51:32,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-27 05:51:32,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-04-27 05:51:32,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-27 05:51:32,040 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-27 05:51:32,041 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 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) [2024-04-27 05:51:32,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-27 05:51:32,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-27 05:51:32,184 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-27 05:51:32,185 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)] === [2024-04-27 05:51:32,185 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-27 05:51:32,185 INFO L85 PathProgramCache]: Analyzing trace with hash 2072152169, now seen corresponding path program 1 times [2024-04-27 05:51:32,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-27 05:51:32,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [884696226] [2024-04-27 05:51:32,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 05:51:32,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 05:51:32,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 05:51:32,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 05:51:32,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-27 05:51:32,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [884696226] [2024-04-27 05:51:32,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [884696226] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-27 05:51:32,245 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-27 05:51:32,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-27 05:51:32,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191324211] [2024-04-27 05:51:32,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-27 05:51:32,246 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-27 05:51:32,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-27 05:51:32,415 INFO L85 PathProgramCache]: Analyzing trace with hash -738655976, now seen corresponding path program 1 times [2024-04-27 05:51:32,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 05:51:32,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 05:51:32,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 05:51:32,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 05:51:32,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 05:51:32,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 05:51:32,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 05:51:32,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 05:51:32,597 INFO L85 PathProgramCache]: Analyzing trace with hash -1423498710, now seen corresponding path program 1 times [2024-04-27 05:51:32,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 05:51:32,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 05:51:32,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 05:51:32,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 05:51:32,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 05:51:32,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 05:51:32,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 05:51:32,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 05:51:32,758 INFO L85 PathProgramCache]: Analyzing trace with hash 2112309306, now seen corresponding path program 1 times [2024-04-27 05:51:32,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 05:51:32,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 05:51:32,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 05:51:32,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 05:51:32,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 05:51:32,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 05:51:32,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 05:51:32,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 05:51:32,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-27 05:51:32,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-04-27 05:51:32,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-27 05:51:32,822 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-27 05:51:32,822 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-27 05:51:32,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-27 05:51:32,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-27 05:51:32,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-27 05:51:32,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-27 05:51:32,949 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5 [2024-04-27 05:51:32,949 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)] === [2024-04-27 05:51:32,949 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-27 05:51:32,949 INFO L85 PathProgramCache]: Analyzing trace with hash 152573933, now seen corresponding path program 1 times [2024-04-27 05:51:32,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-27 05:51:32,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426394983] [2024-04-27 05:51:32,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 05:51:32,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 05:51:32,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 05:51:33,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 05:51:33,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-27 05:51:33,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426394983] [2024-04-27 05:51:33,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [426394983] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-27 05:51:33,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2083232721] [2024-04-27 05:51:33,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 05:51:33,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-27 05:51:33,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-27 05:51:33,094 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-27 05:51:33,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 05:51:33,127 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-27 05:51:33,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-27 05:51:33,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-27 05:51:33,277 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-04-27 05:51:33,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 05:51:33,332 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-27 05:51:33,384 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-27 05:51:33,384 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 19 [2024-04-27 05:51:33,465 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 05:51:33,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2083232721] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-27 05:51:33,466 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-27 05:51:33,466 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 21 [2024-04-27 05:51:33,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37157106] [2024-04-27 05:51:33,466 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-27 05:51:33,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-04-27 05:51:33,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-27 05:51:33,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-04-27 05:51:33,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=337, Unknown=0, NotChecked=0, Total=420 [2024-04-27 05:51:33,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-27 05:51:33,472 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-27 05:51:33,473 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 2.4285714285714284) internal successors, (51), 21 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-27 05:51:33,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-27 05:51:33,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-27 05:51:33,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-27 05:51:33,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-27 05:51:33,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-27 05:51:33,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-27 05:51:33,807 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-27 05:51:33,992 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-04-27 05:51:33,993 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)] === [2024-04-27 05:51:33,993 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-27 05:51:33,993 INFO L85 PathProgramCache]: Analyzing trace with hash 829870734, now seen corresponding path program 2 times [2024-04-27 05:51:33,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-27 05:51:33,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143776241] [2024-04-27 05:51:33,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 05:51:33,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 05:51:33,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 05:51:34,043 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 05:51:34,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-27 05:51:34,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143776241] [2024-04-27 05:51:34,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143776241] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-27 05:51:34,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [141669290] [2024-04-27 05:51:34,056 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-27 05:51:34,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-27 05:51:34,057 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-27 05:51:34,057 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-27 05:51:34,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-27 05:51:34,140 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-27 05:51:34,141 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-27 05:51:34,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjunts are in the unsatisfiable core [2024-04-27 05:51:34,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-27 05:51:34,159 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-27 05:51:34,160 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-27 05:51:34,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [141669290] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-27 05:51:34,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-27 05:51:34,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 5 [2024-04-27 05:51:34,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831204841] [2024-04-27 05:51:34,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-27 05:51:34,161 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-04-27 05:51:34,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-27 05:51:34,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-04-27 05:51:34,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-04-27 05:51:34,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-27 05:51:34,165 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-27 05:51:34,166 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-27 05:51:34,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-27 05:51:34,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-27 05:51:34,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-27 05:51:34,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-27 05:51:34,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-27 05:51:34,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-27 05:51:34,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-27 05:51:34,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-27 05:51:34,210 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-27 05:51:34,408 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-04-27 05:51:34,409 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)] === [2024-04-27 05:51:34,409 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-27 05:51:34,409 INFO L85 PathProgramCache]: Analyzing trace with hash 1079533480, now seen corresponding path program 3 times [2024-04-27 05:51:34,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-27 05:51:34,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192365062] [2024-04-27 05:51:34,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 05:51:34,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 05:51:34,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 05:51:34,613 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-27 05:51:34,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-27 05:51:34,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192365062] [2024-04-27 05:51:34,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192365062] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-27 05:51:34,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [632758100] [2024-04-27 05:51:34,615 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-27 05:51:34,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-27 05:51:34,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-27 05:51:34,617 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-27 05:51:34,658 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-27 05:51:34,663 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-04-27 05:51:34,663 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-27 05:51:34,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 20 conjunts are in the unsatisfiable core [2024-04-27 05:51:34,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-27 05:51:34,937 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-27 05:51:34,937 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 13 [2024-04-27 05:51:34,990 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 05:51:34,990 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-27 05:51:35,244 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-27 05:51:35,246 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-27 05:51:35,258 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-27 05:51:35,259 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 25 treesize of output 41 [2024-04-27 05:51:35,412 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 05:51:35,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [632758100] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-27 05:51:35,412 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-27 05:51:35,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 14, 14] total 32 [2024-04-27 05:51:35,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822895480] [2024-04-27 05:51:35,412 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-27 05:51:35,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-04-27 05:51:35,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-27 05:51:35,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-04-27 05:51:35,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=820, Unknown=0, NotChecked=0, Total=992 [2024-04-27 05:51:35,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-27 05:51:35,422 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-27 05:51:35,422 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 2.125) internal successors, (68), 32 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-27 05:51:35,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-27 05:51:35,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-27 05:51:35,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-27 05:51:35,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-27 05:51:35,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-27 05:51:38,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-27 05:51:38,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-27 05:51:38,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-27 05:51:38,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-27 05:51:38,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-04-27 05:51:38,957 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-27 05:51:39,155 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-27 05:51:39,155 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)] === [2024-04-27 05:51:39,156 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-27 05:51:39,156 INFO L85 PathProgramCache]: Analyzing trace with hash 1129039339, now seen corresponding path program 4 times [2024-04-27 05:51:39,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-27 05:51:39,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777023942] [2024-04-27 05:51:39,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 05:51:39,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 05:51:39,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 05:51:39,734 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 4 proven. 66 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-04-27 05:51:39,734 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-27 05:51:39,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777023942] [2024-04-27 05:51:39,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777023942] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-27 05:51:39,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [983476086] [2024-04-27 05:51:39,734 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-27 05:51:39,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-27 05:51:39,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-27 05:51:39,736 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-27 05:51:39,774 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-27 05:51:39,779 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-27 05:51:39,780 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-27 05:51:39,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 45 conjunts are in the unsatisfiable core [2024-04-27 05:51:39,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-27 05:51:40,743 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-27 05:51:40,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 66 treesize of output 26 [2024-04-27 05:51:40,809 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 05:51:40,810 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-27 05:51:41,849 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-27 05:51:41,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 63 treesize of output 267 [2024-04-27 05:51:45,614 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 7 proven. 79 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 05:51:45,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [983476086] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-27 05:51:45,614 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-27 05:51:45,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 27, 27] total 68 [2024-04-27 05:51:45,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918249966] [2024-04-27 05:51:45,615 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-27 05:51:45,615 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 68 states [2024-04-27 05:51:45,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-27 05:51:45,769 INFO L85 PathProgramCache]: Analyzing trace with hash 1389946047, now seen corresponding path program 1 times [2024-04-27 05:51:45,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 05:51:45,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 05:51:45,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 05:51:45,795 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-04-27 05:51:45,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 05:51:45,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 05:51:45,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 05:51:45,808 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-04-27 05:51:45,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2024-04-27 05:51:45,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=552, Invalid=4004, Unknown=0, NotChecked=0, Total=4556 [2024-04-27 05:51:45,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-27 05:51:45,813 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-27 05:51:45,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 68 states, 68 states have (on average 2.0294117647058822) internal successors, (138), 68 states have internal predecessors, (138), 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) [2024-04-27 05:51:45,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-27 05:51:45,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-27 05:51:45,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-27 05:51:45,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-27 05:51:45,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-04-27 05:51:45,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-27 05:52:06,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-27 05:52:06,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-27 05:52:06,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-27 05:52:06,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-27 05:52:06,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2024-04-27 05:52:06,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2024-04-27 05:52:06,560 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-27 05:52:06,760 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable13 [2024-04-27 05:52:06,761 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)] === [2024-04-27 05:52:06,761 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-27 05:52:06,761 INFO L85 PathProgramCache]: Analyzing trace with hash 307219019, now seen corresponding path program 5 times [2024-04-27 05:52:06,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-27 05:52:06,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682240844] [2024-04-27 05:52:06,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 05:52:06,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 05:52:06,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 05:52:07,453 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 6 proven. 102 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-04-27 05:52:07,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-27 05:52:07,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682240844] [2024-04-27 05:52:07,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1682240844] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-27 05:52:07,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [445391993] [2024-04-27 05:52:07,454 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-27 05:52:07,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-27 05:52:07,454 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-27 05:52:07,455 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-27 05:52:07,457 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-27 05:52:07,517 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2024-04-27 05:52:07,517 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-27 05:52:07,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 58 conjunts are in the unsatisfiable core [2024-04-27 05:52:07,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-27 05:52:08,934 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-27 05:52:08,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 86 treesize of output 34 [2024-04-27 05:52:09,009 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 05:52:09,009 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-27 05:52:10,509 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-27 05:52:10,511 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-27 05:52:10,511 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-27 05:52:10,512 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-27 05:52:10,513 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-27 05:52:10,514 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-27 05:52:10,515 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-27 05:52:10,518 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-27 05:52:10,519 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-27 05:52:10,520 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-27 05:52:10,521 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-27 05:52:10,522 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-27 05:52:10,522 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-27 05:52:10,522 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-27 05:52:10,524 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-27 05:52:10,525 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-27 05:52:10,525 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-27 05:52:10,525 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-27 05:52:10,525 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-27 05:52:10,528 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-27 05:52:10,528 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-27 05:52:10,633 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-27 05:52:10,633 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 63 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 28 case distinctions, treesize of input 87 treesize of output 301 [2024-04-27 05:52:12,515 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 7 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 05:52:12,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [445391993] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-27 05:52:12,515 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-27 05:52:12,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 34, 34] total 78 [2024-04-27 05:52:12,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795351260] [2024-04-27 05:52:12,515 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-27 05:52:12,516 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 78 states [2024-04-27 05:52:12,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-27 05:52:12,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 78 interpolants. [2024-04-27 05:52:12,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=711, Invalid=5295, Unknown=0, NotChecked=0, Total=6006 [2024-04-27 05:52:12,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-27 05:52:12,530 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-27 05:52:12,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 78 states, 78 states have (on average 1.7820512820512822) internal successors, (139), 78 states have internal predecessors, (139), 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) [2024-04-27 05:52:12,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-27 05:52:12,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-27 05:52:12,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-27 05:52:12,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-27 05:52:12,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2024-04-27 05:52:12,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2024-04-27 05:52:12,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-27 05:52:46,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-27 05:52:46,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-27 05:52:46,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-27 05:52:46,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-27 05:52:46,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2024-04-27 05:52:46,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2024-04-27 05:52:46,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 250 states. [2024-04-27 05:52:46,691 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-27 05:52:46,888 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-04-27 05:52:46,888 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-27 05:52:46,889 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-27 05:52:46,889 INFO L85 PathProgramCache]: Analyzing trace with hash 1463998417, now seen corresponding path program 6 times [2024-04-27 05:52:46,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-27 05:52:46,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782538421] [2024-04-27 05:52:46,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 05:52:46,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 05:52:46,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 05:52:47,909 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 8 proven. 172 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-04-27 05:52:47,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-27 05:52:47,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782538421] [2024-04-27 05:52:47,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782538421] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-27 05:52:47,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [781944038] [2024-04-27 05:52:47,911 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-27 05:52:47,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-27 05:52:47,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-27 05:52:47,925 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-27 05:52:47,925 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-27 05:52:48,000 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2024-04-27 05:52:48,000 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-27 05:52:48,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 74 conjunts are in the unsatisfiable core [2024-04-27 05:52:48,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-27 05:52:50,490 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-27 05:52:50,491 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 110 treesize of output 42 [2024-04-27 05:52:50,565 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 05:52:50,565 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-27 05:52:53,778 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-27 05:52:53,778 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 0 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 153 case distinctions, treesize of input 111 treesize of output 835 [2024-04-27 05:53:59,988 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 15 proven. 219 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 05:53:59,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [781944038] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-27 05:53:59,989 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-27 05:53:59,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 42, 42] total 96 [2024-04-27 05:53:59,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63976500] [2024-04-27 05:53:59,989 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-27 05:53:59,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 96 states [2024-04-27 05:53:59,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-27 05:54:00,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2024-04-27 05:54:00,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1028, Invalid=8092, Unknown=0, NotChecked=0, Total=9120 [2024-04-27 05:54:00,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-27 05:54:00,046 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-27 05:54:00,047 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 96 states, 96 states have (on average 1.7291666666666667) internal successors, (166), 96 states have internal predecessors, (166), 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) [2024-04-27 05:54:00,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-27 05:54:00,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-27 05:54:00,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-27 05:54:00,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-27 05:54:00,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2024-04-27 05:54:00,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2024-04-27 05:54:00,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 250 states. [2024-04-27 05:54:00,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-27 05:56:31,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-27 05:56:31,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-27 05:56:31,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-27 05:56:31,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-27 05:56:31,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2024-04-27 05:56:31,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2024-04-27 05:56:31,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 250 states. [2024-04-27 05:56:31,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 844 states. [2024-04-27 05:56:31,619 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-04-27 05:56:31,819 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-04-27 05:56:31,822 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-27 05:56:31,822 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-27 05:56:31,822 INFO L85 PathProgramCache]: Analyzing trace with hash -1656702303, now seen corresponding path program 7 times [2024-04-27 05:56:31,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-27 05:56:31,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031900274] [2024-04-27 05:56:31,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 05:56:31,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 05:56:31,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 05:56:32,972 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 10 proven. 260 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-04-27 05:56:32,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-27 05:56:32,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031900274] [2024-04-27 05:56:32,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031900274] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-27 05:56:32,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1451161693] [2024-04-27 05:56:32,973 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-27 05:56:32,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-27 05:56:32,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-27 05:56:32,974 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-27 05:56:32,976 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-04-27 05:56:33,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 05:56:33,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 90 conjunts are in the unsatisfiable core [2024-04-27 05:56:33,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-27 05:56:37,035 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-27 05:56:37,035 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 134 treesize of output 50 [2024-04-27 05:56:37,129 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 0 proven. 352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 05:56:37,129 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-27 05:56:42,599 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-27 05:56:42,600 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 0 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 231 case distinctions, treesize of input 135 treesize of output 1239 [2024-04-27 06:01:08,694 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 26 proven. 326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 06:01:08,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1451161693] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-27 06:01:08,695 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-27 06:01:08,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 50, 50] total 114 [2024-04-27 06:01:08,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007159310] [2024-04-27 06:01:08,697 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-27 06:01:08,699 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 114 states [2024-04-27 06:01:08,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-27 06:01:08,771 INFO L85 PathProgramCache]: Analyzing trace with hash -738655976, now seen corresponding path program 2 times [2024-04-27 06:01:08,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 06:01:08,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 06:01:08,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 06:01:08,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 06:01:08,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 06:01:08,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 06:01:08,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 06:01:08,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 06:01:08,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 114 interpolants. [2024-04-27 06:01:08,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1392, Invalid=11490, Unknown=0, NotChecked=0, Total=12882 [2024-04-27 06:01:08,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-27 06:01:08,931 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-27 06:01:08,932 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 114 states, 114 states have (on average 1.7543859649122806) internal successors, (200), 114 states have internal predecessors, (200), 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) [2024-04-27 06:01:08,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-27 06:01:08,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-27 06:01:08,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-27 06:01:08,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-27 06:01:08,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2024-04-27 06:01:08,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2024-04-27 06:01:08,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 250 states. [2024-04-27 06:01:08,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 844 states. [2024-04-27 06:01:08,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-04-27 06:05:40,197 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-04-27 06:05:40,215 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/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 [2024-04-27 06:05:40,217 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-27 06:05:40,217 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/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 [2024-04-27 06:05:40,393 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable16,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-04-27 06:05:40,393 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 1300 known predicates. [2024-04-27 06:05:40,395 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2024-04-27 06:05:40,396 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-04-27 06:05:40,396 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-04-27 06:05:40,396 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-04-27 06:05:40,415 INFO L448 BasicCegarLoop]: Path program histogram: [7, 2, 1, 1, 1, 1, 1] [2024-04-27 06:05:40,419 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-27 06:05:40,419 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-27 06:05:40,422 INFO L201 PluginConnector]: Adding new model prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.04 06:05:40 BasicIcfg [2024-04-27 06:05:40,422 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-27 06:05:40,422 INFO L158 Benchmark]: Toolchain (without parser) took 849308.00ms. Allocated memory was 233.8MB in the beginning and 2.9GB in the end (delta: 2.7GB). Free memory was 208.8MB in the beginning and 2.1GB in the end (delta: -1.9GB). Peak memory consumption was 769.8MB. Max. memory is 8.0GB. [2024-04-27 06:05:40,423 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.09ms. Allocated memory is still 157.3MB. Free memory is still 127.5MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-27 06:05:40,423 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.35ms. Allocated memory is still 233.8MB. Free memory was 208.8MB in the beginning and 207.4MB in the end (delta: 1.3MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-27 06:05:40,424 INFO L158 Benchmark]: Boogie Preprocessor took 42.63ms. Allocated memory is still 233.8MB. Free memory was 207.4MB in the beginning and 206.4MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-27 06:05:40,424 INFO L158 Benchmark]: RCFGBuilder took 244.84ms. Allocated memory is still 233.8MB. Free memory was 206.3MB in the beginning and 195.5MB in the end (delta: 10.8MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-27 06:05:40,424 INFO L158 Benchmark]: TraceAbstraction took 848978.83ms. Allocated memory was 233.8MB in the beginning and 2.9GB in the end (delta: 2.7GB). Free memory was 194.1MB in the beginning and 2.1GB in the end (delta: -1.9GB). Peak memory consumption was 756.2MB. Max. memory is 8.0GB. [2024-04-27 06:05:40,425 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 157.3MB. Free memory is still 127.5MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 33.35ms. Allocated memory is still 233.8MB. Free memory was 208.8MB in the beginning and 207.4MB in the end (delta: 1.3MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 42.63ms. Allocated memory is still 233.8MB. Free memory was 207.4MB in the beginning and 206.4MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 244.84ms. Allocated memory is still 233.8MB. Free memory was 206.3MB in the beginning and 195.5MB in the end (delta: 10.8MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * TraceAbstraction took 848978.83ms. Allocated memory was 233.8MB in the beginning and 2.9GB in the end (delta: 2.7GB). Free memory was 194.1MB in the beginning and 2.1GB in the end (delta: -1.9GB). Peak memory consumption was 756.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 133792, independent: 110421, independent conditional: 110421, independent unconditional: 0, dependent: 23371, dependent conditional: 23371, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 114794, independent: 110421, independent conditional: 110421, independent unconditional: 0, dependent: 4373, dependent conditional: 4373, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 114794, independent: 110421, independent conditional: 110421, independent unconditional: 0, dependent: 4373, dependent conditional: 4373, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 114794, independent: 110421, independent conditional: 110421, independent unconditional: 0, dependent: 4373, dependent conditional: 4373, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 152430, independent: 110421, independent conditional: 1128, independent unconditional: 109293, dependent: 42009, dependent conditional: 32665, dependent unconditional: 9344, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 152430, independent: 110421, independent conditional: 1048, independent unconditional: 109373, dependent: 42009, dependent conditional: 9645, dependent unconditional: 32364, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 152430, independent: 110421, independent conditional: 1048, independent unconditional: 109373, dependent: 42009, dependent conditional: 9645, dependent unconditional: 32364, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1285, independent: 452, independent conditional: 382, independent unconditional: 70, dependent: 833, dependent conditional: 827, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1285, independent: 73, independent conditional: 0, independent unconditional: 73, dependent: 1212, dependent conditional: 0, dependent unconditional: 1212, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1212, independent: 379, independent conditional: 378, independent unconditional: 1, dependent: 833, dependent conditional: 827, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1212, independent: 379, independent conditional: 378, independent unconditional: 1, dependent: 833, dependent conditional: 827, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2572, independent: 617, independent conditional: 615, independent unconditional: 2, dependent: 1955, dependent conditional: 1908, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 152430, independent: 109969, independent conditional: 666, independent unconditional: 109303, dependent: 41176, dependent conditional: 8818, dependent unconditional: 32358, unknown: 1285, unknown conditional: 1209, unknown unconditional: 76] , Statistics on independence cache: Total cache size (in pairs): 1285, Positive cache size: 452, Positive conditional cache size: 382, Positive unconditional cache size: 70, Negative cache size: 833, Negative conditional cache size: 827, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 23100, Maximal queried relation: 8, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 152430, independent: 110421, independent conditional: 1128, independent unconditional: 109293, dependent: 42009, dependent conditional: 32665, dependent unconditional: 9344, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 152430, independent: 110421, independent conditional: 1048, independent unconditional: 109373, dependent: 42009, dependent conditional: 9645, dependent unconditional: 32364, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 152430, independent: 110421, independent conditional: 1048, independent unconditional: 109373, dependent: 42009, dependent conditional: 9645, dependent unconditional: 32364, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1285, independent: 452, independent conditional: 382, independent unconditional: 70, dependent: 833, dependent conditional: 827, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1285, independent: 73, independent conditional: 0, independent unconditional: 73, dependent: 1212, dependent conditional: 0, dependent unconditional: 1212, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1212, independent: 379, independent conditional: 378, independent unconditional: 1, dependent: 833, dependent conditional: 827, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1212, independent: 379, independent conditional: 378, independent unconditional: 1, dependent: 833, dependent conditional: 827, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2572, independent: 617, independent conditional: 615, independent unconditional: 2, dependent: 1955, dependent conditional: 1908, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 152430, independent: 109969, independent conditional: 666, independent unconditional: 109303, dependent: 41176, dependent conditional: 8818, dependent unconditional: 32358, unknown: 1285, unknown conditional: 1209, unknown unconditional: 76] , Statistics on independence cache: Total cache size (in pairs): 1285, Positive cache size: 452, Positive conditional cache size: 382, Positive unconditional cache size: 70, Negative cache size: 833, Negative conditional cache size: 827, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 23100 ], Independence queries for same thread: 18998 - TimeoutResultAtElement [Line: 64]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1300 known predicates. - TimeoutResultAtElement [Line: 58]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1300 known predicates. - TimeoutResultAtElement [Line: 57]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1300 known predicates. - TimeoutResultAtElement [Line: 57]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1300 known predicates. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 45 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 848.8s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 7, EmptinessCheckTime: 481.9s, 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: 2654, 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, 0.3s SatisfiabilityAnalysisTime, 363.5s InterpolantComputationTime, 751 NumberOfCodeBlocks, 751 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 1056 ConstructedInterpolants, 3 QuantifiedInterpolants, 28114 SizeOfPredicates, 97 NumberOfNonLiveVariables, 886 ConjunctsInSsa, 301 ConjunctsInUnsatCore, 22 InterpolantComputations, 3 PerfectInterpolantSequences, 280/2485 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: 1.0s, ConditionalCommutativityIAIntegrations: 5, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityImperfectProofs: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown