/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 SLEEP_SET -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-dec.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-faa7b7a-m [2024-04-27 03:30:13,788 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-27 03:30:13,854 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-27 03:30:13,859 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-27 03:30:13,860 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-27 03:30:13,884 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-27 03:30:13,885 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-27 03:30:13,885 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-27 03:30:13,886 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-27 03:30:13,886 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-27 03:30:13,886 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-27 03:30:13,887 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-27 03:30:13,887 INFO L153 SettingsManager]: * Use SBE=true [2024-04-27 03:30:13,887 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-27 03:30:13,887 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-27 03:30:13,888 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-27 03:30:13,891 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-27 03:30:13,894 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-27 03:30:13,894 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-27 03:30:13,894 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-27 03:30:13,895 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-27 03:30:13,895 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-27 03:30:13,896 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-27 03:30:13,896 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-27 03:30:13,896 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-27 03:30:13,896 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-27 03:30:13,896 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-27 03:30:13,897 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-27 03:30:13,897 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-27 03:30:13,897 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-27 03:30:13,898 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-27 03:30:13,898 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-27 03:30:13,898 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-27 03:30:13,899 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-27 03:30:13,899 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-27 03:30:13,899 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-27 03:30:13,899 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-27 03:30:13,899 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-27 03:30:13,899 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-27 03:30:13,899 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET [2024-04-27 03:30:14,119 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-27 03:30:14,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-27 03:30:14,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-27 03:30:14,150 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-04-27 03:30:14,151 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-04-27 03:30:14,152 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-dec.wvr.bpl [2024-04-27 03:30:14,152 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-dec.wvr.bpl' [2024-04-27 03:30:14,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-27 03:30:14,221 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-04-27 03:30:14,234 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-27 03:30:14,234 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-27 03:30:14,234 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-27 03:30:14,245 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 03:30:14" (1/1) ... [2024-04-27 03:30:14,251 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 03:30:14" (1/1) ... [2024-04-27 03:30:14,256 INFO L138 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-04-27 03:30:14,257 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-27 03:30:14,258 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-27 03:30:14,258 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-27 03:30:14,258 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-27 03:30:14,264 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 03:30:14" (1/1) ... [2024-04-27 03:30:14,265 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 03:30:14" (1/1) ... [2024-04-27 03:30:14,267 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 03:30:14" (1/1) ... [2024-04-27 03:30:14,267 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 03:30:14" (1/1) ... [2024-04-27 03:30:14,273 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 03:30:14" (1/1) ... [2024-04-27 03:30:14,277 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 03:30:14" (1/1) ... [2024-04-27 03:30:14,279 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 03:30:14" (1/1) ... [2024-04-27 03:30:14,280 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 03:30:14" (1/1) ... [2024-04-27 03:30:14,284 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-27 03:30:14,285 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-27 03:30:14,285 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-27 03:30:14,285 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-27 03:30:14,286 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 03:30:14" (1/1) ... [2024-04-27 03:30:14,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-27 03:30:14,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-27 03:30:14,323 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 03:30:14,338 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 03:30:14,362 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-04-27 03:30:14,363 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-27 03:30:14,363 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-27 03:30:14,363 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-04-27 03:30:14,363 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-27 03:30:14,364 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-27 03:30:14,364 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-04-27 03:30:14,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-27 03:30:14,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-27 03:30:14,364 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2024-04-27 03:30:14,364 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-27 03:30:14,364 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-27 03:30:14,365 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2024-04-27 03:30:14,365 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-04-27 03:30:14,365 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-04-27 03:30:14,365 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 03:30:14,406 INFO L241 CfgBuilder]: Building ICFG [2024-04-27 03:30:14,408 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-27 03:30:14,506 INFO L282 CfgBuilder]: Performing block encoding [2024-04-27 03:30:14,522 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-27 03:30:14,522 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-04-27 03:30:14,523 INFO L201 PluginConnector]: Adding new model min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.04 03:30:14 BoogieIcfgContainer [2024-04-27 03:30:14,524 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-27 03:30:14,526 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-27 03:30:14,526 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-27 03:30:14,535 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-27 03:30:14,535 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.04 03:30:14" (1/2) ... [2024-04-27 03:30:14,536 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40c91315 and model type min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.04 03:30:14, skipping insertion in model container [2024-04-27 03:30:14,536 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.04 03:30:14" (2/2) ... [2024-04-27 03:30:14,537 INFO L112 eAbstractionObserver]: Analyzing ICFG min-max-dec.wvr.bpl [2024-04-27 03:30:14,543 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-27 03:30:14,550 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-27 03:30:14,550 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-27 03:30:14,551 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-27 03:30:14,582 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-04-27 03:30:14,612 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-27 03:30:14,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-27 03:30:14,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-27 03:30:14,615 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 03:30:14,625 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 03:30:14,644 INFO L187 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-27 03:30:14,654 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-27 03:30:14,655 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-27 03:30:14,660 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;@86504ba, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-04-27 03:30:14,660 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-04-27 03:30:14,698 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-27 03:30:14,699 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-27 03:30:14,700 INFO L85 PathProgramCache]: Analyzing trace with hash 819098785, now seen corresponding path program 1 times [2024-04-27 03:30:14,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-27 03:30:14,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980388390] [2024-04-27 03:30:14,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 03:30:14,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 03:30:14,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 03:30:14,948 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 03:30:14,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-27 03:30:14,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980388390] [2024-04-27 03:30:14,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980388390] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-27 03:30:14,950 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-27 03:30:14,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-27 03:30:14,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293005736] [2024-04-27 03:30:14,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-27 03:30:14,955 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-27 03:30:14,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-27 03:30:15,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-27 03:30:15,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-04-27 03:30:15,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-27 03:30:15,012 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-27 03:30:15,013 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 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 03:30:15,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-27 03:30:15,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-27 03:30:15,374 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-27 03:30:15,374 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-27 03:30:15,375 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-27 03:30:15,375 INFO L85 PathProgramCache]: Analyzing trace with hash -1570933513, now seen corresponding path program 1 times [2024-04-27 03:30:15,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-27 03:30:15,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927122581] [2024-04-27 03:30:15,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 03:30:15,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 03:30:15,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 03:30:15,502 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-27 03:30:15,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-27 03:30:15,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927122581] [2024-04-27 03:30:15,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927122581] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-27 03:30:15,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-27 03:30:15,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-27 03:30:15,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788984113] [2024-04-27 03:30:15,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-27 03:30:15,504 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-04-27 03:30:15,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-27 03:30:15,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-04-27 03:30:15,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-27 03:30:15,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-27 03:30:15,511 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-27 03:30:15,512 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 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 03:30:15,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-27 03:30:15,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-27 03:30:15,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-27 03:30:15,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:15,650 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-27 03:30:15,650 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-27 03:30:15,651 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-27 03:30:15,651 INFO L85 PathProgramCache]: Analyzing trace with hash -686254423, now seen corresponding path program 1 times [2024-04-27 03:30:15,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-27 03:30:15,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742282608] [2024-04-27 03:30:15,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 03:30:15,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 03:30:15,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 03:30:15,743 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-27 03:30:15,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-27 03:30:15,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742282608] [2024-04-27 03:30:15,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [742282608] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-27 03:30:15,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-27 03:30:15,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-27 03:30:15,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419308822] [2024-04-27 03:30:15,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-27 03:30:15,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-27 03:30:15,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-27 03:30:16,131 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 7 treesize of output 5 [2024-04-27 03:30:16,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1173544902, now seen corresponding path program 1 times [2024-04-27 03:30:16,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 03:30:16,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 03:30:16,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-27 03:30:16,184 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-27 03:30:16,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-27 03:30:16,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-27 03:30:16,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-04-27 03:30:16,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-27 03:30:16,346 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-27 03:30:16,346 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-27 03:30:16,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-27 03:30:16,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:16,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-27 03:30:16,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-27 03:30:16,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:16,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:16,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,SelfDestructingSolverStorable2 [2024-04-27 03:30:16,447 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-27 03:30:16,448 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-27 03:30:16,448 INFO L85 PathProgramCache]: Analyzing trace with hash 53308133, now seen corresponding path program 1 times [2024-04-27 03:30:16,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-27 03:30:16,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517915332] [2024-04-27 03:30:16,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 03:30:16,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 03:30:16,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 03:30:16,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 03:30:16,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-27 03:30:16,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517915332] [2024-04-27 03:30:16,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517915332] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-27 03:30:16,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-27 03:30:16,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-27 03:30:16,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36792572] [2024-04-27 03:30:16,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-27 03:30:16,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-27 03:30:16,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-27 03:30:16,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-27 03:30:16,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-04-27 03:30:16,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-27 03:30:16,528 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-27 03:30:16,528 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-27 03:30:16,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-27 03:30:16,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:16,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:16,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-27 03:30:16,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-27 03:30:16,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:16,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:16,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:16,641 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-04-27 03:30:16,641 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-27 03:30:16,642 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-27 03:30:16,642 INFO L85 PathProgramCache]: Analyzing trace with hash 215793767, now seen corresponding path program 1 times [2024-04-27 03:30:16,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-27 03:30:16,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542827186] [2024-04-27 03:30:16,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 03:30:16,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 03:30:16,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 03:30:16,839 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 03:30:16,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-27 03:30:16,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542827186] [2024-04-27 03:30:16,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542827186] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-27 03:30:16,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1081952738] [2024-04-27 03:30:16,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 03:30:16,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-27 03:30:16,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-27 03:30:16,842 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 03:30:16,843 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 03:30:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 03:30:16,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-27 03:30:16,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-27 03:30:16,969 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 03:30:16,985 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 03:30:16,986 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-27 03:30:17,225 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-27 03:30:17,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1081952738] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-27 03:30:17,226 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-27 03:30:17,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 15 [2024-04-27 03:30:17,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347487634] [2024-04-27 03:30:17,226 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-27 03:30:17,227 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-27 03:30:17,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-27 03:30:17,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-27 03:30:17,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2024-04-27 03:30:17,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-27 03:30:17,232 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-27 03:30:17,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.7333333333333334) internal successors, (56), 15 states have internal predecessors, (56), 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 03:30:17,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-27 03:30:17,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:17,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:17,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:17,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-27 03:30:17,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-27 03:30:17,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:17,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:17,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:17,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-27 03:30:17,629 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 03:30:17,817 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,SelfDestructingSolverStorable5 [2024-04-27 03:30:17,818 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-27 03:30:17,818 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-27 03:30:17,818 INFO L85 PathProgramCache]: Analyzing trace with hash 1000235387, now seen corresponding path program 2 times [2024-04-27 03:30:17,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-27 03:30:17,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106905769] [2024-04-27 03:30:17,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 03:30:17,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 03:30:17,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 03:30:17,840 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 03:30:17,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-27 03:30:17,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106905769] [2024-04-27 03:30:17,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106905769] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-27 03:30:17,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-27 03:30:17,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-27 03:30:17,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460941595] [2024-04-27 03:30:17,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-27 03:30:17,841 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-04-27 03:30:17,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-27 03:30:17,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-04-27 03:30:17,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-27 03:30:17,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-27 03:30:17,896 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-27 03:30:17,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 3 states have internal predecessors, (23), 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 03:30:17,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-27 03:30:17,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:17,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:17,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:17,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-27 03:30:17,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-27 03:30:18,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-27 03:30:18,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:18,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:18,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:18,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-27 03:30:18,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:18,343 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-04-27 03:30:18,343 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-27 03:30:18,344 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-27 03:30:18,344 INFO L85 PathProgramCache]: Analyzing trace with hash -62838377, now seen corresponding path program 1 times [2024-04-27 03:30:18,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-27 03:30:18,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314287273] [2024-04-27 03:30:18,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 03:30:18,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 03:30:18,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 03:30:18,370 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 03:30:18,371 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-27 03:30:18,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314287273] [2024-04-27 03:30:18,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314287273] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-27 03:30:18,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-27 03:30:18,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-27 03:30:18,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525240822] [2024-04-27 03:30:18,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-27 03:30:18,371 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-04-27 03:30:18,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-27 03:30:18,492 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 7 treesize of output 5 [2024-04-27 03:30:18,497 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-04-27 03:30:18,515 INFO L85 PathProgramCache]: Analyzing trace with hash 692199915, now seen corresponding path program 1 times [2024-04-27 03:30:18,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 03:30:18,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 03:30:18,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-27 03:30:18,517 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-27 03:30:18,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-27 03:30:18,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-04-27 03:30:18,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-04-27 03:30:18,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-27 03:30:18,525 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-27 03:30:18,525 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-27 03:30:18,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-27 03:30:18,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:18,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:18,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:18,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-27 03:30:18,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:18,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-27 03:30:18,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-27 03:30:18,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:18,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:18,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:18,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-27 03:30:18,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:18,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:18,746 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7 [2024-04-27 03:30:18,746 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-27 03:30:18,747 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-27 03:30:18,747 INFO L85 PathProgramCache]: Analyzing trace with hash -2121244581, now seen corresponding path program 2 times [2024-04-27 03:30:18,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-27 03:30:18,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510601914] [2024-04-27 03:30:18,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 03:30:18,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 03:30:18,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 03:30:18,861 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-27 03:30:18,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-27 03:30:18,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510601914] [2024-04-27 03:30:18,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510601914] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-27 03:30:18,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1278974682] [2024-04-27 03:30:18,862 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-27 03:30:18,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-27 03:30:18,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-27 03:30:18,878 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 03:30:18,919 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 03:30:18,929 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-27 03:30:18,929 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-27 03:30:18,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjunts are in the unsatisfiable core [2024-04-27 03:30:18,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-27 03:30:18,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 23 treesize of output 11 [2024-04-27 03:30:18,991 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 13 treesize of output 9 [2024-04-27 03:30:19,004 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-27 03:30:19,005 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-27 03:30:19,247 INFO L349 Elim1Store]: treesize reduction 5, result has 80.0 percent of original size [2024-04-27 03:30:19,247 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 97 treesize of output 98 [2024-04-27 03:30:19,299 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-27 03:30:19,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1278974682] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-27 03:30:19,299 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-27 03:30:19,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2024-04-27 03:30:19,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501200161] [2024-04-27 03:30:19,299 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-27 03:30:19,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-04-27 03:30:19,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-27 03:30:19,410 INFO L85 PathProgramCache]: Analyzing trace with hash 692199915, now seen corresponding path program 2 times [2024-04-27 03:30:19,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 03:30:19,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 03:30:19,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 03:30:19,431 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 03:30:19,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 03:30:19,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 03:30:19,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 03:30:19,437 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 03:30:19,521 INFO L85 PathProgramCache]: Analyzing trace with hash -1772109393, now seen corresponding path program 1 times [2024-04-27 03:30:19,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 03:30:19,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 03:30:19,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-27 03:30:19,525 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-27 03:30:19,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-27 03:30:19,625 INFO L85 PathProgramCache]: Analyzing trace with hash 899183746, now seen corresponding path program 1 times [2024-04-27 03:30:19,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 03:30:19,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 03:30:19,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-27 03:30:19,635 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-27 03:30:19,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-27 03:30:19,723 INFO L85 PathProgramCache]: Analyzing trace with hash 2104892433, now seen corresponding path program 1 times [2024-04-27 03:30:19,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 03:30:19,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 03:30:19,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-27 03:30:19,733 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-27 03:30:19,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-27 03:30:19,811 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 7 treesize of output 5 [2024-04-27 03:30:19,820 INFO L85 PathProgramCache]: Analyzing trace with hash 827156088, now seen corresponding path program 1 times [2024-04-27 03:30:19,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 03:30:19,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 03:30:19,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 03:30:19,831 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 03:30:19,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 03:30:19,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 03:30:19,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 03:30:19,845 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 03:30:19,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-04-27 03:30:19,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2024-04-27 03:30:19,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-27 03:30:19,846 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-27 03:30:19,847 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.6923076923076925) internal successors, (61), 12 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-27 03:30:19,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-27 03:30:19,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:19,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:19,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:19,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-27 03:30:19,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:19,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:19,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-27 03:30:21,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-27 03:30:21,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:21,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:21,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:21,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-27 03:30:21,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:21,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:21,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-04-27 03:30:21,309 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 03:30:21,507 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16 [2024-04-27 03:30:21,507 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-27 03:30:21,507 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-27 03:30:21,507 INFO L85 PathProgramCache]: Analyzing trace with hash -604551849, now seen corresponding path program 3 times [2024-04-27 03:30:21,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-27 03:30:21,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558048567] [2024-04-27 03:30:21,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 03:30:21,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 03:30:21,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 03:30:21,552 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-27 03:30:21,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-27 03:30:21,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558048567] [2024-04-27 03:30:21,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558048567] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-27 03:30:21,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [916319644] [2024-04-27 03:30:21,553 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-27 03:30:21,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-27 03:30:21,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-27 03:30:21,554 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 03:30:21,578 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 03:30:21,590 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-04-27 03:30:21,590 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-27 03:30:21,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 5 conjunts are in the unsatisfiable core [2024-04-27 03:30:21,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-27 03:30:21,610 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-27 03:30:21,610 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-27 03:30:21,638 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-27 03:30:21,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [916319644] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-27 03:30:21,638 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-27 03:30:21,638 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 6 [2024-04-27 03:30:21,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910321960] [2024-04-27 03:30:21,639 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-27 03:30:21,639 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-27 03:30:21,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-27 03:30:21,790 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 7 treesize of output 5 [2024-04-27 03:30:21,792 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-04-27 03:30:21,805 INFO L85 PathProgramCache]: Analyzing trace with hash 692199915, now seen corresponding path program 3 times [2024-04-27 03:30:21,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 03:30:21,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 03:30:21,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-27 03:30:21,808 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-27 03:30:21,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-27 03:30:21,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-27 03:30:21,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-04-27 03:30:21,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-27 03:30:21,837 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-27 03:30:21,838 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 6 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-27 03:30:21,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-27 03:30:21,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:21,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:21,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:21,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-27 03:30:21,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:21,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:21,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-04-27 03:30:21,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-27 03:30:22,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-27 03:30:22,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:22,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:22,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:22,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-27 03:30:22,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:22,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:22,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-04-27 03:30:22,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-27 03:30:22,694 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 03:30:22,893 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-04-27 03:30:22,894 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-27 03:30:22,894 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-27 03:30:22,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1969997795, now seen corresponding path program 4 times [2024-04-27 03:30:22,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-27 03:30:22,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196926031] [2024-04-27 03:30:22,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 03:30:22,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 03:30:22,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 03:30:22,950 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-27 03:30:22,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-27 03:30:22,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196926031] [2024-04-27 03:30:22,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [196926031] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-27 03:30:22,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [827762968] [2024-04-27 03:30:22,950 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-27 03:30:22,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-27 03:30:22,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-27 03:30:22,952 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 03:30:22,964 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 03:30:22,997 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-27 03:30:22,997 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-27 03:30:22,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 6 conjunts are in the unsatisfiable core [2024-04-27 03:30:22,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-27 03:30:23,052 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-27 03:30:23,052 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-27 03:30:23,090 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-27 03:30:23,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [827762968] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-27 03:30:23,090 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-27 03:30:23,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 9 [2024-04-27 03:30:23,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404433137] [2024-04-27 03:30:23,091 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-27 03:30:23,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-04-27 03:30:23,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-27 03:30:23,213 INFO L85 PathProgramCache]: Analyzing trace with hash 692199915, now seen corresponding path program 4 times [2024-04-27 03:30:23,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 03:30:23,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 03:30:23,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 03:30:23,219 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 03:30:23,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 03:30:23,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 03:30:23,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 03:30:23,236 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 03:30:23,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-04-27 03:30:23,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-04-27 03:30:23,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-27 03:30:23,240 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-27 03:30:23,240 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.2727272727272725) internal successors, (80), 10 states have internal predecessors, (80), 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 03:30:23,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-27 03:30:23,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:23,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:23,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:23,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-27 03:30:23,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:23,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:23,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-04-27 03:30:23,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-27 03:30:23,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-27 03:30:26,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-27 03:30:26,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:26,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:26,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:26,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-27 03:30:26,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:26,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-27 03:30:26,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-04-27 03:30:26,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-27 03:30:26,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-27 03:30:26,130 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-04-27 03:30:26,330 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20,SelfDestructingSolverStorable21 [2024-04-27 03:30:26,331 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-27 03:30:26,331 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-27 03:30:26,331 INFO L85 PathProgramCache]: Analyzing trace with hash -847992609, now seen corresponding path program 5 times [2024-04-27 03:30:26,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-27 03:30:26,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000720390] [2024-04-27 03:30:26,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-27 03:30:26,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-27 03:30:26,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-27 03:30:26,748 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-04-27 03:30:26,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-27 03:30:26,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000720390] [2024-04-27 03:30:26,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000720390] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-27 03:30:26,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1708325072] [2024-04-27 03:30:26,749 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-27 03:30:26,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-27 03:30:26,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-27 03:30:26,761 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 03:30:26,762 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 03:30:26,821 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2024-04-27 03:30:26,821 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-27 03:30:26,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 19 conjunts are in the unsatisfiable core [2024-04-27 03:30:26,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-27 03:30:26,893 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 23 treesize of output 11 [2024-04-27 03:30:26,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-27 03:30:27,004 INFO L349 Elim1Store]: treesize reduction 40, result has 40.3 percent of original size [2024-04-27 03:30:27,004 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 40 treesize of output 53 [2024-04-27 03:30:27,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-27 03:30:27,234 INFO L349 Elim1Store]: treesize reduction 40, result has 40.3 percent of original size [2024-04-27 03:30:27,235 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 40 treesize of output 53 [2024-04-27 03:30:27,328 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 13 treesize of output 9 [2024-04-27 03:30:27,344 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-04-27 03:30:27,345 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-27 03:30:29,398 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_32 Int)) (< c_min (+ 2 (select (store c_A c_l v_ArrVal_32) 0)))) is different from false [2024-04-27 03:35:29,443 WARN L293 SmtUtils]: Spent 3.85m on a formula simplification that was a NOOP. DAG size: 6499 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-04-27 03:35:29,447 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-27 03:35:29,457 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 57 select indices, 57 select index equivalence classes, 0 disjoint index pairs (out of 1596 index pairs), introduced 57 new quantified variables, introduced 1596 case distinctions, treesize of input 82736 treesize of output 90456 [2024-04-27 03:36:28,730 WARN L293 SmtUtils]: Spent 59.24s on a formula simplification. DAG size of input: 11835 DAG size of output: 10332 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) Received shutdown request... [2024-04-27 03:44:46,894 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (4 of 5 remaining) [2024-04-27 03:44:46,900 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 03:44:46,900 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 03:44:46,926 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-27 03:44:46,926 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 03:44:47,100 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,SelfDestructingSolverStorable22 [2024-04-27 03:44:47,103 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 42 with TraceHistMax 3,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 5 xjuncts wrt. a ∧-1628-5-5-6-3-5-4-5-2-4-2-2-1 context. [2024-04-27 03:44:47,104 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-04-27 03:44:47,105 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-04-27 03:44:47,105 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-04-27 03:44:47,107 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-04-27 03:44:47,112 INFO L448 BasicCegarLoop]: Path program histogram: [5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-04-27 03:44:47,116 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-27 03:44:47,116 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-27 03:44:47,123 INFO L201 PluginConnector]: Adding new model min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.04 03:44:47 BasicIcfg [2024-04-27 03:44:47,124 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-27 03:44:47,124 INFO L158 Benchmark]: Toolchain (without parser) took 872903.33ms. Allocated memory was 319.8MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 293.1MB in the beginning and 1.1GB in the end (delta: -785.3MB). Peak memory consumption was 962.0MB. Max. memory is 8.0GB. [2024-04-27 03:44:47,125 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.11ms. Allocated memory is still 167.8MB. Free memory is still 135.0MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-27 03:44:47,125 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.77ms. Allocated memory is still 319.8MB. Free memory was 293.1MB in the beginning and 291.6MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-27 03:44:47,125 INFO L158 Benchmark]: Boogie Preprocessor took 25.96ms. Allocated memory is still 319.8MB. Free memory was 291.6MB in the beginning and 290.3MB in the end (delta: 1.2MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-27 03:44:47,126 INFO L158 Benchmark]: RCFGBuilder took 238.58ms. Allocated memory is still 319.8MB. Free memory was 290.3MB in the beginning and 279.0MB in the end (delta: 11.3MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-27 03:44:47,126 INFO L158 Benchmark]: TraceAbstraction took 872598.30ms. Allocated memory was 319.8MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 277.8MB in the beginning and 1.1GB in the end (delta: -800.7MB). Peak memory consumption was 947.4MB. Max. memory is 8.0GB. [2024-04-27 03:44:47,127 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 0.11ms. Allocated memory is still 167.8MB. Free memory is still 135.0MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 22.77ms. Allocated memory is still 319.8MB. Free memory was 293.1MB in the beginning and 291.6MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 25.96ms. Allocated memory is still 319.8MB. Free memory was 291.6MB in the beginning and 290.3MB in the end (delta: 1.2MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 238.58ms. Allocated memory is still 319.8MB. Free memory was 290.3MB in the beginning and 279.0MB in the end (delta: 11.3MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * TraceAbstraction took 872598.30ms. Allocated memory was 319.8MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 277.8MB in the beginning and 1.1GB in the end (delta: -800.7MB). Peak memory consumption was 947.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 745343, independent: 653444, independent conditional: 653443, independent unconditional: 1, dependent: 91899, dependent conditional: 91899, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 667183, independent: 653444, independent conditional: 653443, independent unconditional: 1, dependent: 13739, dependent conditional: 13739, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 667183, independent: 653444, independent conditional: 653443, independent unconditional: 1, dependent: 13739, dependent conditional: 13739, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 667183, independent: 653444, independent conditional: 653443, independent unconditional: 1, dependent: 13739, dependent conditional: 13739, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 763076, independent: 653444, independent conditional: 6197, independent unconditional: 647247, dependent: 109632, dependent conditional: 77043, dependent unconditional: 32589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 763076, independent: 653444, independent conditional: 5863, independent unconditional: 647581, dependent: 109632, dependent conditional: 58809, dependent unconditional: 50823, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 763076, independent: 653444, independent conditional: 5863, independent unconditional: 647581, dependent: 109632, dependent conditional: 58809, dependent unconditional: 50823, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 561, independent: 289, independent conditional: 65, independent unconditional: 224, dependent: 272, dependent conditional: 261, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 561, independent: 225, independent conditional: 0, independent unconditional: 225, dependent: 336, dependent conditional: 0, dependent unconditional: 336, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 336, independent: 64, independent conditional: 64, independent unconditional: 0, dependent: 272, dependent conditional: 261, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 336, independent: 64, independent conditional: 64, independent unconditional: 0, dependent: 272, dependent conditional: 261, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 659, independent: 106, independent conditional: 106, independent unconditional: 0, dependent: 553, dependent conditional: 483, dependent unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 763076, independent: 653155, independent conditional: 5798, independent unconditional: 647357, dependent: 109360, dependent conditional: 58548, dependent unconditional: 50812, unknown: 561, unknown conditional: 326, unknown unconditional: 235] , Statistics on independence cache: Total cache size (in pairs): 561, Positive cache size: 289, Positive conditional cache size: 65, Positive unconditional cache size: 224, Negative cache size: 272, Negative conditional cache size: 261, Negative unconditional cache size: 11, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 18568, Maximal queried relation: 10, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 763076, independent: 653444, independent conditional: 6197, independent unconditional: 647247, dependent: 109632, dependent conditional: 77043, dependent unconditional: 32589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 763076, independent: 653444, independent conditional: 5863, independent unconditional: 647581, dependent: 109632, dependent conditional: 58809, dependent unconditional: 50823, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 763076, independent: 653444, independent conditional: 5863, independent unconditional: 647581, dependent: 109632, dependent conditional: 58809, dependent unconditional: 50823, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 561, independent: 289, independent conditional: 65, independent unconditional: 224, dependent: 272, dependent conditional: 261, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 561, independent: 225, independent conditional: 0, independent unconditional: 225, dependent: 336, dependent conditional: 0, dependent unconditional: 336, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 336, independent: 64, independent conditional: 64, independent unconditional: 0, dependent: 272, dependent conditional: 261, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 336, independent: 64, independent conditional: 64, independent unconditional: 0, dependent: 272, dependent conditional: 261, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 659, independent: 106, independent conditional: 106, independent unconditional: 0, dependent: 553, dependent conditional: 483, dependent unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 763076, independent: 653155, independent conditional: 5798, independent unconditional: 647357, dependent: 109360, dependent conditional: 58548, dependent unconditional: 50812, unknown: 561, unknown conditional: 326, unknown unconditional: 235] , Statistics on independence cache: Total cache size (in pairs): 561, Positive cache size: 289, Positive conditional cache size: 65, Positive unconditional cache size: 224, Negative cache size: 272, Negative conditional cache size: 261, Negative unconditional cache size: 11, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 18568 ], Independence queries for same thread: 78160 - TimeoutResultAtElement [Line: 77]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 42 with TraceHistMax 3,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 5 xjuncts wrt. a ∧-1628-5-5-6-3-5-4-5-2-4-2-2-1 context. - TimeoutResultAtElement [Line: 68]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 42 with TraceHistMax 3,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 5 xjuncts wrt. a ∧-1628-5-5-6-3-5-4-5-2-4-2-2-1 context. - TimeoutResultAtElement [Line: 69]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 42 with TraceHistMax 3,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 5 xjuncts wrt. a ∧-1628-5-5-6-3-5-4-5-2-4-2-2-1 context. - TimeoutResultAtElement [Line: 70]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 42 with TraceHistMax 3,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 5 xjuncts wrt. a ∧-1628-5-5-6-3-5-4-5-2-4-2-2-1 context. - TimeoutResultAtElement [Line: 68]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 42 with TraceHistMax 3,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 5 xjuncts wrt. a ∧-1628-5-5-6-3-5-4-5-2-4-2-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 56 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 872.5s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 7.0s, 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: 133, 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, 0.1s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 408 NumberOfCodeBlocks, 406 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 518 ConstructedInterpolants, 8 QuantifiedInterpolants, 2529 SizeOfPredicates, 15 NumberOfNonLiveVariables, 368 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 18 InterpolantComputations, 6 PerfectInterpolantSequences, 59/119 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: 1.7s, ConditionalCommutativityIAIntegrations: 3, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityImperfectProofs: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown