/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 DFS --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-equiv.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-04 12:58:21,882 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-04 12:58:21,947 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-04 12:58:21,951 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-04 12:58:21,951 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-04 12:58:21,975 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-04 12:58:21,975 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-04 12:58:21,975 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-04 12:58:21,976 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-04 12:58:21,979 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-04 12:58:21,979 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-04 12:58:21,979 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-04 12:58:21,979 INFO L153 SettingsManager]: * Use SBE=true [2024-05-04 12:58:21,981 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-04 12:58:21,981 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-04 12:58:21,981 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-04 12:58:21,999 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-04 12:58:21,999 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-04 12:58:21,999 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-04 12:58:22,000 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-04 12:58:22,000 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-04 12:58:22,000 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-04 12:58:22,000 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-04 12:58:22,000 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-04 12:58:22,001 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-04 12:58:22,001 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-04 12:58:22,001 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-04 12:58:22,001 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-04 12:58:22,001 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-04 12:58:22,001 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-04 12:58:22,003 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-04 12:58:22,003 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-04 12:58:22,003 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-04 12:58:22,003 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-04 12:58:22,003 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-04 12:58:22,003 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-04 12:58:22,003 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-04 12:58:22,003 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-04 12:58:22,004 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-04 12:58:22,004 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 50 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-04 12:58:22,198 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-04 12:58:22,220 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-04 12:58:22,222 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-04 12:58:22,223 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-05-04 12:58:22,223 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-05-04 12:58:22,224 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-equiv.wvr.bpl [2024-05-04 12:58:22,224 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-equiv.wvr.bpl' [2024-05-04 12:58:22,283 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-04 12:58:22,284 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-05-04 12:58:22,292 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-04 12:58:22,292 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-04 12:58:22,292 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-04 12:58:22,301 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 12:58:22" (1/1) ... [2024-05-04 12:58:22,308 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 12:58:22" (1/1) ... [2024-05-04 12:58:22,314 INFO L138 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-05-04 12:58:22,315 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-04 12:58:22,316 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-04 12:58:22,317 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-04 12:58:22,317 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-04 12:58:22,323 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 12:58:22" (1/1) ... [2024-05-04 12:58:22,323 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 12:58:22" (1/1) ... [2024-05-04 12:58:22,324 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 12:58:22" (1/1) ... [2024-05-04 12:58:22,324 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 12:58:22" (1/1) ... [2024-05-04 12:58:22,328 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 12:58:22" (1/1) ... [2024-05-04 12:58:22,330 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 12:58:22" (1/1) ... [2024-05-04 12:58:22,331 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 12:58:22" (1/1) ... [2024-05-04 12:58:22,331 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 12:58:22" (1/1) ... [2024-05-04 12:58:22,332 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-04 12:58:22,333 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-04 12:58:22,333 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-04 12:58:22,333 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-04 12:58:22,334 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 12:58:22" (1/1) ... [2024-05-04 12:58:22,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-04 12:58:22,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 12:58:22,380 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-04 12:58:22,383 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-04 12:58:22,418 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-05-04 12:58:22,418 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-04 12:58:22,418 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-04 12:58:22,418 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-05-04 12:58:22,418 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-04 12:58:22,418 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-04 12:58:22,418 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-05-04 12:58:22,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-04 12:58:22,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-04 12:58:22,419 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2024-05-04 12:58:22,419 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-04 12:58:22,419 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-04 12:58:22,419 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2024-05-04 12:58:22,419 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-05-04 12:58:22,420 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-05-04 12:58:22,420 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-04 12:58:22,459 INFO L241 CfgBuilder]: Building ICFG [2024-05-04 12:58:22,461 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-04 12:58:22,543 INFO L282 CfgBuilder]: Performing block encoding [2024-05-04 12:58:22,565 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-04 12:58:22,565 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2024-05-04 12:58:22,566 INFO L201 PluginConnector]: Adding new model parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 12:58:22 BoogieIcfgContainer [2024-05-04 12:58:22,566 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-04 12:58:22,568 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-04 12:58:22,568 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-04 12:58:22,574 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-04 12:58:22,574 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 12:58:22" (1/2) ... [2024-05-04 12:58:22,575 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41bdea02 and model type parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 12:58:22, skipping insertion in model container [2024-05-04 12:58:22,575 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 12:58:22" (2/2) ... [2024-05-04 12:58:22,576 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-sum-equiv.wvr.bpl [2024-05-04 12:58:22,581 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-04 12:58:22,588 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-04 12:58:22,590 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-04 12:58:22,590 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-04 12:58:22,633 INFO L144 ThreadInstanceAdder]: Constructed 10 joinOtherThreadTransitions. [2024-05-04 12:58:22,665 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-04 12:58:22,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-04 12:58:22,666 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 12:58:22,668 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-04 12:58:22,672 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-04 12:58:22,696 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-04 12:58:22,706 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 12:58:22,707 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-04 12:58:22,713 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;@33b0b8b1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213, mConComCheckerConditionCriterion=false [2024-05-04 12:58:22,713 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-05-04 12:58:22,943 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 12:58:22,944 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 12:58:22,944 INFO L85 PathProgramCache]: Analyzing trace with hash 630240849, now seen corresponding path program 1 times [2024-05-04 12:58:22,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 12:58:22,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180680415] [2024-05-04 12:58:22,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:22,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:23,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 12:58:23,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:23,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 12:58:23,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180680415] [2024-05-04 12:58:23,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180680415] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 12:58:23,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 12:58:23,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-05-04 12:58:23,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700176319] [2024-05-04 12:58:23,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 12:58:23,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-04 12:58:23,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 12:58:23,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-04 12:58:23,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-05-04 12:58:23,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:23,181 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 12:58:23,182 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 12:58:23,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:25,428 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 12:58:25,428 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 3 [2024-05-04 12:58:25,476 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2024-05-04 12:58:25,483 INFO L85 PathProgramCache]: Analyzing trace with hash -467348361, now seen corresponding path program 1 times [2024-05-04 12:58:25,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:25,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:25,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 12:58:25,490 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 12:58:25,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 12:58:27,664 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 12:58:27,665 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 3 [2024-05-04 12:58:27,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2024-05-04 12:58:27,715 INFO L85 PathProgramCache]: Analyzing trace with hash 1849794201, now seen corresponding path program 1 times [2024-05-04 12:58:27,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:27,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:27,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 12:58:27,732 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 12:58:27,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 12:58:27,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:27,768 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,SelfDestructingSolverStorable1,SelfDestructingSolverStorable0 [2024-05-04 12:58:27,769 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 12:58:27,769 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 12:58:27,769 INFO L85 PathProgramCache]: Analyzing trace with hash 1070233907, now seen corresponding path program 1 times [2024-05-04 12:58:27,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 12:58:27,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851768203] [2024-05-04 12:58:27,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:27,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:27,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 12:58:27,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:27,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 12:58:27,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851768203] [2024-05-04 12:58:27,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851768203] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 12:58:27,828 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 12:58:27,828 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-04 12:58:27,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865335496] [2024-05-04 12:58:27,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 12:58:27,830 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-04 12:58:27,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 12:58:27,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-04 12:58:27,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-04 12:58:27,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:27,831 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 12:58:27,831 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 12:58:27,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:27,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:27,984 INFO L85 PathProgramCache]: Analyzing trace with hash -1602897208, now seen corresponding path program 1 times [2024-05-04 12:58:27,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:27,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:27,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 12:58:27,997 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 12:58:27,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 12:58:28,067 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2024-05-04 12:58:28,105 INFO L85 PathProgramCache]: Analyzing trace with hash 1849794201, now seen corresponding path program 2 times [2024-05-04 12:58:28,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:28,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:28,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 12:58:28,114 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 12:58:28,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 12:58:28,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:28,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:28,178 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable5 [2024-05-04 12:58:28,178 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 12:58:28,178 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 12:58:28,178 INFO L85 PathProgramCache]: Analyzing trace with hash -1023139221, now seen corresponding path program 1 times [2024-05-04 12:58:28,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 12:58:28,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305956809] [2024-05-04 12:58:28,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:28,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:28,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 12:58:28,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:28,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 12:58:28,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305956809] [2024-05-04 12:58:28,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305956809] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 12:58:28,230 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 12:58:28,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-04 12:58:28,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969409192] [2024-05-04 12:58:28,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 12:58:28,230 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-04 12:58:28,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 12:58:28,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-04 12:58:28,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-04 12:58:28,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:28,231 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 12:58:28,231 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 12:58:28,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:28,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:28,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:28,412 INFO L85 PathProgramCache]: Analyzing trace with hash -467348361, now seen corresponding path program 2 times [2024-05-04 12:58:28,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:28,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:28,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 12:58:28,415 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 12:58:28,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 12:58:28,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2024-05-04 12:58:28,579 INFO L85 PathProgramCache]: Analyzing trace with hash -1602897207, now seen corresponding path program 1 times [2024-05-04 12:58:28,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:28,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:28,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 12:58:28,582 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 12:58:28,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 12:58:28,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:28,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:28,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:58:28,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6 [2024-05-04 12:58:28,681 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 12:58:28,682 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 12:58:28,682 INFO L85 PathProgramCache]: Analyzing trace with hash 1054711119, now seen corresponding path program 1 times [2024-05-04 12:58:28,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 12:58:28,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266280653] [2024-05-04 12:58:28,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:28,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:28,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 12:58:28,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:28,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 12:58:28,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266280653] [2024-05-04 12:58:28,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266280653] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 12:58:28,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 12:58:28,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-04 12:58:28,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013610430] [2024-05-04 12:58:28,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 12:58:28,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-04 12:58:28,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 12:58:28,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-04 12:58:28,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-04 12:58:28,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:28,733 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 12:58:28,733 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 12:58:28,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:28,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:28,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:58:28,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:28,916 INFO L85 PathProgramCache]: Analyzing trace with hash -467348361, now seen corresponding path program 3 times [2024-05-04 12:58:28,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:28,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:28,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 12:58:28,919 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 12:58:28,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 12:58:29,038 INFO L85 PathProgramCache]: Analyzing trace with hash -1602897207, now seen corresponding path program 2 times [2024-05-04 12:58:29,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:29,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:29,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 12:58:29,041 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 12:58:29,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 12:58:29,119 INFO L85 PathProgramCache]: Analyzing trace with hash 1849794233, now seen corresponding path program 1 times [2024-05-04 12:58:29,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:29,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:29,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 12:58:29,122 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 12:58:29,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 12:58:31,219 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2024-05-04 12:58:31,234 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2024-05-04 12:58:31,242 INFO L85 PathProgramCache]: Analyzing trace with hash -464199845, now seen corresponding path program 1 times [2024-05-04 12:58:31,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:31,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:31,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 12:58:31,251 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 12:58:31,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 12:58:31,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:31,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:31,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:58:31,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:58:31,272 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13 [2024-05-04 12:58:31,272 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 12:58:31,273 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 12:58:31,273 INFO L85 PathProgramCache]: Analyzing trace with hash 818963433, now seen corresponding path program 1 times [2024-05-04 12:58:31,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 12:58:31,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929387731] [2024-05-04 12:58:31,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:31,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:31,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 12:58:31,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-04 12:58:31,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 12:58:31,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929387731] [2024-05-04 12:58:31,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929387731] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 12:58:31,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [476812831] [2024-05-04 12:58:31,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:31,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 12:58:31,390 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 12:58:31,403 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) [2024-05-04 12:58:31,465 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-04 12:58:31,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 12:58:31,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 21 conjunts are in the unsatisfiable core [2024-05-04 12:58:31,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 12:58:31,546 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 [2024-05-04 12:58:31,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:31,582 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 12:58:31,646 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 12:58:31,647 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 16 [2024-05-04 12:58:31,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:31,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [476812831] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 12:58:31,662 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 12:58:31,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 15 [2024-05-04 12:58:31,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117926678] [2024-05-04 12:58:31,663 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 12:58:31,663 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-05-04 12:58:31,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 12:58:31,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-05-04 12:58:31,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2024-05-04 12:58:31,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:31,664 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 12:58:31,664 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 12:58:31,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:31,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:31,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:58:31,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:58:31,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:31,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:31,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:31,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:58:31,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:58:31,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:58:31,906 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-05-04 12:58:32,100 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,SelfDestructingSolverStorable14 [2024-05-04 12:58:32,101 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 12:58:32,101 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 12:58:32,102 INFO L85 PathProgramCache]: Analyzing trace with hash 862174439, now seen corresponding path program 2 times [2024-05-04 12:58:32,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 12:58:32,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028773961] [2024-05-04 12:58:32,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:32,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:32,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 12:58:32,135 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:32,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 12:58:32,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028773961] [2024-05-04 12:58:32,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028773961] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 12:58:32,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [770964229] [2024-05-04 12:58:32,136 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-04 12:58:32,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 12:58:32,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 12:58:32,137 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) [2024-05-04 12:58:32,141 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-04 12:58:32,171 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-04 12:58:32,171 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 12:58:32,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjunts are in the unsatisfiable core [2024-05-04 12:58:32,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 12:58:32,223 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:32,223 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 12:58:32,246 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:32,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [770964229] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 12:58:32,247 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 12:58:32,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 6] total 10 [2024-05-04 12:58:32,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587387759] [2024-05-04 12:58:32,247 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 12:58:32,248 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-05-04 12:58:32,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 12:58:32,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-04 12:58:32,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-05-04 12:58:32,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:32,249 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 12:58:32,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.4) internal successors, (34), 10 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 12:58:32,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:32,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:32,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:58:32,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:58:32,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:58:32,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:32,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:32,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:32,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:58:32,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:58:32,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:58:32,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:32,428 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-05-04 12:58:32,617 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-05-04 12:58:32,617 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 12:58:32,618 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 12:58:32,618 INFO L85 PathProgramCache]: Analyzing trace with hash 755004555, now seen corresponding path program 1 times [2024-05-04 12:58:32,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 12:58:32,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487940608] [2024-05-04 12:58:32,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:32,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:32,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 12:58:32,651 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:32,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 12:58:32,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487940608] [2024-05-04 12:58:32,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1487940608] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 12:58:32,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [376276550] [2024-05-04 12:58:32,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:32,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 12:58:32,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 12:58:32,670 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) [2024-05-04 12:58:32,695 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-04 12:58:32,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 12:58:32,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjunts are in the unsatisfiable core [2024-05-04 12:58:32,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 12:58:32,743 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:32,743 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 12:58:32,767 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:32,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [376276550] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 12:58:32,768 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 12:58:32,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 6] total 10 [2024-05-04 12:58:32,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933280120] [2024-05-04 12:58:32,768 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 12:58:32,768 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-05-04 12:58:32,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 12:58:32,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-04 12:58:32,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-05-04 12:58:32,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:32,769 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 12:58:32,769 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.4) internal successors, (34), 10 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 12:58:32,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:32,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:32,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:58:32,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:58:32,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:58:32,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:32,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:32,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:32,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:32,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:58:32,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:58:32,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:58:32,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:32,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-04 12:58:32,911 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-05-04 12:58:33,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-05-04 12:58:33,111 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 12:58:33,112 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 12:58:33,112 INFO L85 PathProgramCache]: Analyzing trace with hash 693548297, now seen corresponding path program 2 times [2024-05-04 12:58:33,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 12:58:33,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637279237] [2024-05-04 12:58:33,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:33,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:33,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 12:58:33,370 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:33,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 12:58:33,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [637279237] [2024-05-04 12:58:33,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [637279237] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 12:58:33,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [987640475] [2024-05-04 12:58:33,371 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-04 12:58:33,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 12:58:33,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 12:58:33,372 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) [2024-05-04 12:58:33,388 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-04 12:58:33,406 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-04 12:58:33,406 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 12:58:33,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-04 12:58:33,409 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 12:58:33,582 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 12:58:33,583 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 28 [2024-05-04 12:58:33,731 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:33,731 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 12:58:34,067 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 12:58:34,082 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 12:58:34,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 23 treesize of output 48 [2024-05-04 12:58:34,170 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:34,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [987640475] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 12:58:34,170 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 12:58:34,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 33 [2024-05-04 12:58:34,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13692663] [2024-05-04 12:58:34,170 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 12:58:34,171 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-05-04 12:58:34,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 12:58:34,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-05-04 12:58:34,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=899, Unknown=0, NotChecked=0, Total=1056 [2024-05-04 12:58:34,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:34,172 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 12:58:34,172 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 2.1515151515151514) internal successors, (71), 33 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 12:58:34,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:34,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:34,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:58:34,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:58:34,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:58:34,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:34,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-04 12:58:34,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:35,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:35,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:35,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:58:35,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:58:35,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:58:35,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:35,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-04 12:58:35,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-04 12:58:35,862 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-04 12:58:36,058 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-05-04 12:58:36,058 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 12:58:36,058 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 12:58:36,058 INFO L85 PathProgramCache]: Analyzing trace with hash 1677766151, now seen corresponding path program 3 times [2024-05-04 12:58:36,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 12:58:36,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048671383] [2024-05-04 12:58:36,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:36,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:36,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 12:58:36,095 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:36,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 12:58:36,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048671383] [2024-05-04 12:58:36,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048671383] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 12:58:36,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1883271843] [2024-05-04 12:58:36,096 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-04 12:58:36,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 12:58:36,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 12:58:36,097 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) [2024-05-04 12:58:36,099 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-04 12:58:36,132 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-05-04 12:58:36,132 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 12:58:36,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjunts are in the unsatisfiable core [2024-05-04 12:58:36,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 12:58:36,196 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:36,196 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 12:58:36,226 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-04 12:58:36,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1883271843] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 12:58:36,226 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 12:58:36,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9, 7] total 13 [2024-05-04 12:58:36,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022497890] [2024-05-04 12:58:36,227 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 12:58:36,227 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-05-04 12:58:36,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 12:58:36,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-05-04 12:58:36,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2024-05-04 12:58:36,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:36,227 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 12:58:36,228 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.0) internal successors, (52), 13 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 12:58:36,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:36,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:36,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:58:36,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:58:36,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:58:36,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:36,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-04 12:58:36,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-04 12:58:36,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:36,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:36,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:36,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:58:36,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:58:36,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:58:36,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:36,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 12:58:36,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-04 12:58:36,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-04 12:58:36,551 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-05-04 12:58:36,748 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 12:58:36,749 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 12:58:36,749 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 12:58:36,749 INFO L85 PathProgramCache]: Analyzing trace with hash 1633842467, now seen corresponding path program 4 times [2024-05-04 12:58:36,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 12:58:36,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116653352] [2024-05-04 12:58:36,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:36,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:36,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 12:58:36,786 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:36,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 12:58:36,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116653352] [2024-05-04 12:58:36,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116653352] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 12:58:36,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [188186233] [2024-05-04 12:58:36,786 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-04 12:58:36,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 12:58:36,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 12:58:36,787 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 12:58:36,790 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-04 12:58:36,811 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-04 12:58:36,812 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 12:58:36,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjunts are in the unsatisfiable core [2024-05-04 12:58:36,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 12:58:36,871 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:36,871 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 12:58:36,899 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:36,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [188186233] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 12:58:36,900 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 12:58:36,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9, 7] total 13 [2024-05-04 12:58:36,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604234800] [2024-05-04 12:58:36,900 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 12:58:36,900 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-05-04 12:58:36,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 12:58:36,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-05-04 12:58:36,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2024-05-04 12:58:36,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:36,901 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 12:58:36,901 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 3.3846153846153846) internal successors, (44), 13 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) [2024-05-04 12:58:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:58:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:58:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:58:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 12:58:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-04 12:58:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-04 12:58:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:37,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:37,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:37,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:58:37,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:58:37,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:58:37,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:37,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 12:58:37,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-04 12:58:37,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-04 12:58:37,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:37,108 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-05-04 12:58:37,306 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 12:58:37,306 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 12:58:37,306 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 12:58:37,307 INFO L85 PathProgramCache]: Analyzing trace with hash -2018089055, now seen corresponding path program 5 times [2024-05-04 12:58:37,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 12:58:37,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807412787] [2024-05-04 12:58:37,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:37,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:37,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 12:58:37,612 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:37,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 12:58:37,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807412787] [2024-05-04 12:58:37,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807412787] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 12:58:37,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [38563510] [2024-05-04 12:58:37,613 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-04 12:58:37,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 12:58:37,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 12:58:37,614 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 12:58:37,640 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-05-04 12:58:37,647 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2024-05-04 12:58:37,647 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 12:58:37,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 45 conjunts are in the unsatisfiable core [2024-05-04 12:58:37,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 12:58:37,973 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-05-04 12:58:38,001 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:38,002 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 12:58:38,294 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 12:58:38,295 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 35 treesize of output 96 [2024-05-04 12:58:38,427 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:38,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [38563510] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 12:58:38,428 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 12:58:38,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 40 [2024-05-04 12:58:38,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119855518] [2024-05-04 12:58:38,428 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 12:58:38,428 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-05-04 12:58:38,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 12:58:38,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-05-04 12:58:38,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=160, Invalid=1400, Unknown=0, NotChecked=0, Total=1560 [2024-05-04 12:58:38,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:38,429 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 12:58:38,430 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 1.8) internal successors, (72), 40 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 12:58:38,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:38,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:38,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:58:38,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:58:38,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:58:38,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:38,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 12:58:38,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-04 12:58:38,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-04 12:58:38,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:38,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:40,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:40,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:40,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:58:40,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:58:40,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:58:40,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:40,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 12:58:40,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-04 12:58:40,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-04 12:58:40,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:40,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-04 12:58:40,516 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-05-04 12:58:40,706 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 12:58:40,706 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 12:58:40,706 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 12:58:40,706 INFO L85 PathProgramCache]: Analyzing trace with hash -1523881023, now seen corresponding path program 6 times [2024-05-04 12:58:40,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 12:58:40,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119142535] [2024-05-04 12:58:40,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:40,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:40,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 12:58:41,212 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:41,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 12:58:41,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119142535] [2024-05-04 12:58:41,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [119142535] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 12:58:41,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [487236520] [2024-05-04 12:58:41,212 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-04 12:58:41,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 12:58:41,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 12:58:41,213 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 12:58:41,214 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-05-04 12:58:41,253 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2024-05-04 12:58:41,253 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 12:58:41,254 WARN L260 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 58 conjunts are in the unsatisfiable core [2024-05-04 12:58:41,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 12:58:41,764 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 12:58:41,765 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 33 treesize of output 49 [2024-05-04 12:58:41,831 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:41,832 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 12:58:42,670 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 12:58:42,673 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 12:58:42,674 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 12:58:42,676 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 12:58:42,677 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 12:58:42,677 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 12:58:42,730 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 12:58:42,731 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 15 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 13 case distinctions, treesize of input 43 treesize of output 138 [2024-05-04 12:58:42,894 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:42,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [487236520] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 12:58:42,894 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 12:58:42,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 21, 21] total 53 [2024-05-04 12:58:42,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062714849] [2024-05-04 12:58:42,894 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 12:58:42,895 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2024-05-04 12:58:42,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 12:58:42,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2024-05-04 12:58:42,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=374, Invalid=2382, Unknown=0, NotChecked=0, Total=2756 [2024-05-04 12:58:42,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:42,896 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 12:58:42,897 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 1.7547169811320755) internal successors, (93), 53 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 12:58:42,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:42,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:42,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:58:42,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:58:42,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:58:42,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:42,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 12:58:42,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-04 12:58:42,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-04 12:58:42,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:42,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-04 12:58:42,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:45,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:45,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:45,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:58:45,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:58:45,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:58:45,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:45,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 12:58:45,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-04 12:58:45,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-04 12:58:45,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:45,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-04 12:58:45,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-04 12:58:45,561 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-05-04 12:58:45,761 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 12:58:45,761 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 12:58:45,762 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 12:58:45,762 INFO L85 PathProgramCache]: Analyzing trace with hash 1031968447, now seen corresponding path program 7 times [2024-05-04 12:58:45,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 12:58:45,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696298273] [2024-05-04 12:58:45,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:45,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:45,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 12:58:45,818 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 10 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:45,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 12:58:45,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696298273] [2024-05-04 12:58:45,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696298273] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 12:58:45,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [206808170] [2024-05-04 12:58:45,819 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-04 12:58:45,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 12:58:45,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 12:58:45,820 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 12:58:45,823 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-05-04 12:58:45,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 12:58:45,852 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-04 12:58:45,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 12:58:45,962 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 10 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:45,962 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 12:58:46,040 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 10 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:46,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [206808170] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 12:58:46,041 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 12:58:46,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 13, 9] total 19 [2024-05-04 12:58:46,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503336523] [2024-05-04 12:58:46,041 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 12:58:46,041 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-05-04 12:58:46,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 12:58:46,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-05-04 12:58:46,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2024-05-04 12:58:46,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:46,042 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 12:58:46,042 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 3.3684210526315788) internal successors, (64), 19 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 12:58:46,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:46,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:46,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:58:46,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:58:46,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:58:46,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:46,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 12:58:46,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-04 12:58:46,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-04 12:58:46,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:46,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-04 12:58:46,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-04 12:58:46,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:47,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:47,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:47,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:58:47,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:58:47,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:58:47,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:47,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 12:58:47,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-04 12:58:47,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-04 12:58:47,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:47,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-04 12:58:47,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-04 12:58:47,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-04 12:58:47,356 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-05-04 12:58:47,540 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2024-05-04 12:58:47,540 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 12:58:47,541 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 12:58:47,541 INFO L85 PathProgramCache]: Analyzing trace with hash -1224774823, now seen corresponding path program 8 times [2024-05-04 12:58:47,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 12:58:47,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466728870] [2024-05-04 12:58:47,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:47,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:47,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 12:58:48,124 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 6 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:48,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 12:58:48,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466728870] [2024-05-04 12:58:48,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466728870] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 12:58:48,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [29551832] [2024-05-04 12:58:48,125 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-04 12:58:48,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 12:58:48,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 12:58:48,126 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 12:58:48,129 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-05-04 12:58:48,159 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-04 12:58:48,159 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 12:58:48,160 WARN L260 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 70 conjunts are in the unsatisfiable core [2024-05-04 12:58:48,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 12:58:48,891 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 12:58:48,891 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 39 treesize of output 59 [2024-05-04 12:58:48,959 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:48,959 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 12:58:50,396 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 12:58:50,398 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 12:58:50,398 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 12:58:50,398 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 12:58:50,401 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 12:58:50,403 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 12:58:50,403 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 12:58:50,404 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 12:58:50,404 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 12:58:50,406 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 12:58:50,483 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 12:58:50,484 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 26 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 19 case distinctions, treesize of input 53 treesize of output 198 [2024-05-04 12:58:50,699 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:50,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [29551832] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 12:58:50,700 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 12:58:50,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 25, 25] total 64 [2024-05-04 12:58:50,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949114002] [2024-05-04 12:58:50,700 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 12:58:50,700 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2024-05-04 12:58:50,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 12:58:50,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2024-05-04 12:58:50,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=473, Invalid=3559, Unknown=0, NotChecked=0, Total=4032 [2024-05-04 12:58:50,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:50,702 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 12:58:50,702 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 1.640625) internal successors, (105), 64 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 12:58:50,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:50,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:50,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:58:50,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:58:50,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:58:50,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:50,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 12:58:50,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-04 12:58:50,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-04 12:58:50,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:50,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-04 12:58:50,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-04 12:58:50,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-04 12:58:50,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:56,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:56,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:56,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:58:56,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:58:56,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:58:56,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:56,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 12:58:56,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-04 12:58:56,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-04 12:58:56,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:56,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-04 12:58:56,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-04 12:58:56,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-04 12:58:56,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-05-04 12:58:56,173 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-05-04 12:58:56,369 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 12:58:56,369 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 12:58:56,370 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 12:58:56,370 INFO L85 PathProgramCache]: Analyzing trace with hash -195495303, now seen corresponding path program 9 times [2024-05-04 12:58:56,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 12:58:56,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607330659] [2024-05-04 12:58:56,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:58:56,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:58:56,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 12:58:57,099 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 10 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:57,100 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 12:58:57,100 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607330659] [2024-05-04 12:58:57,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607330659] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 12:58:57,100 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1837261368] [2024-05-04 12:58:57,100 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-04 12:58:57,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 12:58:57,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 12:58:57,101 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 12:58:57,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-05-04 12:58:57,142 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2024-05-04 12:58:57,142 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 12:58:57,143 WARN L260 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 83 conjunts are in the unsatisfiable core [2024-05-04 12:58:57,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 12:58:58,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 12:58:58,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 12:58:58,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 12:58:58,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 12:58:58,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 12:58:58,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 12:58:58,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 12:58:58,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 12:58:58,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 12:58:58,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 12:58:58,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 12:58:58,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 12:58:58,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 12:58:58,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 12:58:58,166 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 12:58:58,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 35 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 10 case distinctions, treesize of input 51 treesize of output 101 [2024-05-04 12:58:58,287 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:58,287 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 12:58:59,290 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 12:58:59,291 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 25 treesize of output 46 [2024-05-04 12:58:59,363 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:58:59,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1837261368] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 12:58:59,364 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 12:58:59,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 30, 27] total 74 [2024-05-04 12:58:59,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486859321] [2024-05-04 12:58:59,364 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 12:58:59,364 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 74 states [2024-05-04 12:58:59,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 12:58:59,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2024-05-04 12:58:59,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=386, Invalid=5016, Unknown=0, NotChecked=0, Total=5402 [2024-05-04 12:58:59,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:58:59,366 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 12:58:59,366 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 74 states, 74 states have (on average 1.5405405405405406) internal successors, (114), 74 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 12:58:59,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:58:59,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:58:59,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:58:59,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:58:59,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:58:59,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:59,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 12:58:59,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-04 12:58:59,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-04 12:58:59,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:58:59,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-04 12:58:59,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-04 12:58:59,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-04 12:58:59,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-05-04 12:58:59,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:59:10,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:59:10,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:59:10,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:59:10,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:59:10,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:59:10,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:59:10,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 12:59:10,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-04 12:59:10,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-04 12:59:10,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:59:10,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-04 12:59:10,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-04 12:59:10,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-04 12:59:10,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-05-04 12:59:10,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-05-04 12:59:10,091 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-05-04 12:59:10,287 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-05-04 12:59:10,287 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 12:59:10,288 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 12:59:10,288 INFO L85 PathProgramCache]: Analyzing trace with hash 2005358455, now seen corresponding path program 10 times [2024-05-04 12:59:10,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 12:59:10,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005760051] [2024-05-04 12:59:10,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:59:10,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:59:10,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 12:59:10,365 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 17 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:59:10,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 12:59:10,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005760051] [2024-05-04 12:59:10,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2005760051] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 12:59:10,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [734625029] [2024-05-04 12:59:10,365 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-04 12:59:10,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 12:59:10,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 12:59:10,366 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 12:59:10,368 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-05-04 12:59:10,399 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-04 12:59:10,399 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 12:59:10,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 16 conjunts are in the unsatisfiable core [2024-05-04 12:59:10,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 12:59:10,580 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 17 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:59:10,580 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 12:59:10,657 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 17 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:59:10,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [734625029] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 12:59:10,657 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 12:59:10,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 17, 11] total 25 [2024-05-04 12:59:10,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444669447] [2024-05-04 12:59:10,658 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 12:59:10,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-05-04 12:59:10,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 12:59:10,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-05-04 12:59:10,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=483, Unknown=0, NotChecked=0, Total=600 [2024-05-04 12:59:10,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:59:10,659 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 12:59:10,659 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 3.2) internal successors, (80), 25 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) [2024-05-04 12:59:10,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:59:10,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:59:10,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:59:10,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:59:10,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:59:10,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:59:10,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 12:59:10,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-04 12:59:10,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-04 12:59:10,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:59:10,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-04 12:59:10,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-04 12:59:10,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-04 12:59:10,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-05-04 12:59:10,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-05-04 12:59:10,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:59:13,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:59:13,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:59:13,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:59:13,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:59:13,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:59:13,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:59:13,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 12:59:13,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-04 12:59:13,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-04 12:59:13,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:59:13,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-04 12:59:13,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-05-04 12:59:13,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-04 12:59:13,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-05-04 12:59:13,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2024-05-04 12:59:13,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-04 12:59:13,808 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-05-04 12:59:14,001 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-05-04 12:59:14,002 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 12:59:14,002 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 12:59:14,002 INFO L85 PathProgramCache]: Analyzing trace with hash 58656529, now seen corresponding path program 11 times [2024-05-04 12:59:14,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 12:59:14,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19988025] [2024-05-04 12:59:14,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:59:14,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:59:14,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 12:59:14,854 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 17 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:59:14,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 12:59:14,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19988025] [2024-05-04 12:59:14,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19988025] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 12:59:14,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2005352954] [2024-05-04 12:59:14,854 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-04 12:59:14,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 12:59:14,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 12:59:14,855 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 12:59:14,857 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-05-04 12:59:14,891 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-05-04 12:59:14,891 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 12:59:14,893 WARN L260 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 93 conjunts are in the unsatisfiable core [2024-05-04 12:59:14,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 12:59:16,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 23 [2024-05-04 12:59:16,056 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:59:16,056 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 12:59:17,703 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 12:59:17,704 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 75 treesize of output 496 [2024-05-04 12:59:22,492 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:59:22,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2005352954] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 12:59:22,492 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 12:59:22,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 32, 32] total 85 [2024-05-04 12:59:22,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136295922] [2024-05-04 12:59:22,493 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 12:59:22,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 85 states [2024-05-04 12:59:22,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 12:59:22,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2024-05-04 12:59:22,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=449, Invalid=6691, Unknown=0, NotChecked=0, Total=7140 [2024-05-04 12:59:22,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:59:22,495 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 12:59:22,495 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 85 states, 85 states have (on average 1.4823529411764707) internal successors, (126), 85 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 12:59:22,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:59:22,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:59:22,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:59:22,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:59:22,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:59:22,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:59:22,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 12:59:22,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-04 12:59:22,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-04 12:59:22,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:59:22,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-04 12:59:22,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-05-04 12:59:22,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-04 12:59:22,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-05-04 12:59:22,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2024-05-04 12:59:22,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-04 12:59:22,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:59:33,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:59:33,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:59:33,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:59:33,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:59:33,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:59:33,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:59:33,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 12:59:33,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-04 12:59:33,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-04 12:59:33,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:59:33,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-04 12:59:33,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-04 12:59:33,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-04 12:59:33,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-05-04 12:59:33,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2024-05-04 12:59:33,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-04 12:59:33,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-04 12:59:33,158 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-05-04 12:59:33,353 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-05-04 12:59:33,353 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 12:59:33,353 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 12:59:33,354 INFO L85 PathProgramCache]: Analyzing trace with hash 688087345, now seen corresponding path program 12 times [2024-05-04 12:59:33,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 12:59:33,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119451951] [2024-05-04 12:59:33,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:59:33,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:59:33,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 12:59:34,371 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 22 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:59:34,371 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 12:59:34,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119451951] [2024-05-04 12:59:34,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119451951] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 12:59:34,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1223486915] [2024-05-04 12:59:34,371 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-04 12:59:34,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 12:59:34,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 12:59:34,372 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 12:59:34,373 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-05-04 12:59:34,428 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-05-04 12:59:34,428 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 12:59:34,430 WARN L260 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 107 conjunts are in the unsatisfiable core [2024-05-04 12:59:34,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 12:59:35,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 12:59:35,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 12:59:35,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 12:59:35,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 12:59:35,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 12:59:35,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 12:59:36,060 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 12:59:36,060 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 40 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 26 case distinctions, treesize of input 63 treesize of output 233 [2024-05-04 12:59:36,623 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:59:36,623 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 12:59:38,492 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 12:59:38,492 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 45 treesize of output 166 [2024-05-04 12:59:38,848 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:59:38,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1223486915] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 12:59:38,848 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 12:59:38,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 38, 38] total 99 [2024-05-04 12:59:38,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052017744] [2024-05-04 12:59:38,849 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 12:59:38,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 99 states [2024-05-04 12:59:38,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 12:59:38,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 99 interpolants. [2024-05-04 12:59:38,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=574, Invalid=9128, Unknown=0, NotChecked=0, Total=9702 [2024-05-04 12:59:38,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:59:38,852 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 12:59:38,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 99 states, 99 states have (on average 1.393939393939394) internal successors, (138), 99 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 12:59:38,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:59:38,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:59:38,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:59:38,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:59:38,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:59:38,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:59:38,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 12:59:38,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-04 12:59:38,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-04 12:59:38,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:59:38,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-04 12:59:38,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-04 12:59:38,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-04 12:59:38,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-05-04 12:59:38,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2024-05-04 12:59:38,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-04 12:59:38,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-04 12:59:38,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:59:57,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:59:57,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:59:57,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:59:57,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:59:57,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:59:57,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:59:57,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 12:59:57,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-04 12:59:57,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-04 12:59:57,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:59:57,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-04 12:59:57,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-04 12:59:57,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-04 12:59:57,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-05-04 12:59:57,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2024-05-04 12:59:57,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-04 12:59:57,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-04 12:59:57,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2024-05-04 12:59:57,251 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-05-04 12:59:57,447 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2024-05-04 12:59:57,448 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 12:59:57,448 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 12:59:57,448 INFO L85 PathProgramCache]: Analyzing trace with hash 724758575, now seen corresponding path program 13 times [2024-05-04 12:59:57,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 12:59:57,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270726282] [2024-05-04 12:59:57,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 12:59:57,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 12:59:57,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 12:59:57,550 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 26 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:59:57,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 12:59:57,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270726282] [2024-05-04 12:59:57,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1270726282] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 12:59:57,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1022217130] [2024-05-04 12:59:57,551 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-04 12:59:57,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 12:59:57,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 12:59:57,552 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 12:59:57,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-05-04 12:59:57,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 12:59:57,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 20 conjunts are in the unsatisfiable core [2024-05-04 12:59:57,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 12:59:57,834 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 26 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:59:57,834 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 12:59:57,930 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 26 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 12:59:57,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1022217130] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 12:59:57,931 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 12:59:57,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 21, 13] total 31 [2024-05-04 12:59:57,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603522105] [2024-05-04 12:59:57,931 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 12:59:57,931 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-05-04 12:59:57,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 12:59:57,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-05-04 12:59:57,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=766, Unknown=0, NotChecked=0, Total=930 [2024-05-04 12:59:57,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 12:59:57,932 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 12:59:57,932 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 3.096774193548387) internal successors, (96), 31 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 12:59:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 12:59:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 12:59:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 12:59:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 12:59:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 12:59:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:59:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 12:59:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-04 12:59:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-04 12:59:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 12:59:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-04 12:59:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-04 12:59:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-04 12:59:57,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-05-04 12:59:57,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2024-05-04 12:59:57,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-04 12:59:57,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-04 12:59:57,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2024-05-04 12:59:57,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 13:00:03,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 13:00:03,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 13:00:03,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 13:00:03,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 13:00:03,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 13:00:03,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:00:03,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 13:00:03,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-04 13:00:03,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-04 13:00:03,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:00:03,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-04 13:00:03,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-04 13:00:03,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-04 13:00:03,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-04 13:00:03,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-05-04 13:00:03,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-04 13:00:03,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2024-05-04 13:00:03,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 187 states. [2024-05-04 13:00:03,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-05-04 13:00:03,469 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-05-04 13:00:03,663 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-05-04 13:00:03,664 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 13:00:03,664 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 13:00:03,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1911110345, now seen corresponding path program 14 times [2024-05-04 13:00:03,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 13:00:03,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822283170] [2024-05-04 13:00:03,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 13:00:03,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 13:00:03,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 13:00:04,789 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 33 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:00:04,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 13:00:04,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822283170] [2024-05-04 13:00:04,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822283170] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 13:00:04,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1160447733] [2024-05-04 13:00:04,790 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-04 13:00:04,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 13:00:04,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 13:00:04,791 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 13:00:04,793 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-05-04 13:00:04,831 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-04 13:00:04,831 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 13:00:04,833 WARN L260 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 118 conjunts are in the unsatisfiable core [2024-05-04 13:00:04,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 13:00:06,640 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 13:00:06,641 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 9 case distinctions, treesize of input 63 treesize of output 99 [2024-05-04 13:00:06,759 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:00:06,759 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 13:00:13,075 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,077 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,078 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,078 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,082 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,085 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,088 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,091 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,092 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,093 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,093 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,094 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,095 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,096 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,098 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,100 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,101 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,101 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,102 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,102 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,111 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,115 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,117 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,119 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,119 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,120 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,122 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,122 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,122 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,123 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,125 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,126 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,127 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,127 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,128 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,128 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:00:13,495 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 13:00:13,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 100 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 53 case distinctions, treesize of input 93 treesize of output 538 [2024-05-04 13:00:14,470 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:00:14,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1160447733] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 13:00:14,471 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 13:00:14,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 41, 41] total 108 [2024-05-04 13:00:14,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798257048] [2024-05-04 13:00:14,471 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 13:00:14,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 108 states [2024-05-04 13:00:14,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 13:00:14,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 108 interpolants. [2024-05-04 13:00:14,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1262, Invalid=10294, Unknown=0, NotChecked=0, Total=11556 [2024-05-04 13:00:14,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 13:00:14,474 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 13:00:14,474 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 108 states, 108 states have (on average 1.4166666666666667) internal successors, (153), 108 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 13:00:14,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 13:00:14,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 13:00:14,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 13:00:14,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 13:00:14,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 13:00:14,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:00:14,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 13:00:14,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-04 13:00:14,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-04 13:00:14,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:00:14,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-04 13:00:14,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-04 13:00:14,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-04 13:00:14,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-04 13:00:14,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-05-04 13:00:14,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-04 13:00:14,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2024-05-04 13:00:14,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 187 states. [2024-05-04 13:00:14,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-05-04 13:00:14,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 13:00:31,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 13:00:31,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 13:00:31,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 13:00:31,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 13:00:31,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 13:00:31,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:00:31,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 13:00:31,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-04 13:00:31,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-04 13:00:31,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:00:31,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-04 13:00:31,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-04 13:00:31,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-04 13:00:31,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-04 13:00:31,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-05-04 13:00:31,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-04 13:00:31,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-04 13:00:31,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 195 states. [2024-05-04 13:00:31,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-04 13:00:31,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2024-05-04 13:00:31,051 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-05-04 13:00:31,243 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 13:00:31,244 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 13:00:31,244 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 13:00:31,244 INFO L85 PathProgramCache]: Analyzing trace with hash -1035034647, now seen corresponding path program 15 times [2024-05-04 13:00:31,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 13:00:31,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562178597] [2024-05-04 13:00:31,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 13:00:31,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 13:00:31,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 13:00:32,570 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 40 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:00:32,570 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 13:00:32,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562178597] [2024-05-04 13:00:32,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562178597] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 13:00:32,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1801774448] [2024-05-04 13:00:32,571 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-04 13:00:32,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 13:00:32,571 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 13:00:32,572 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 13:00:32,572 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-05-04 13:00:32,632 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-05-04 13:00:32,632 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 13:00:32,634 WARN L260 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 131 conjunts are in the unsatisfiable core [2024-05-04 13:00:32,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 13:00:35,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:00:35,406 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 13:00:35,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 117 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 36 case distinctions, treesize of input 83 treesize of output 317 [2024-05-04 13:00:35,762 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:00:35,763 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 13:00:38,824 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 13:00:38,824 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 25 treesize of output 46 [2024-05-04 13:00:38,926 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:00:38,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1801774448] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 13:00:38,926 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 13:00:38,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 46, 39] total 114 [2024-05-04 13:00:38,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494958100] [2024-05-04 13:00:38,926 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 13:00:38,927 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 114 states [2024-05-04 13:00:38,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 13:00:38,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 114 interpolants. [2024-05-04 13:00:38,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=760, Invalid=12122, Unknown=0, NotChecked=0, Total=12882 [2024-05-04 13:00:38,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 13:00:38,930 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 13:00:38,930 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 114 states, 114 states have (on average 1.4210526315789473) internal successors, (162), 114 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 13:00:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 13:00:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 13:00:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 13:00:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 13:00:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 13:00:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:00:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 13:00:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-04 13:00:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-04 13:00:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:00:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-04 13:00:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-04 13:00:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-04 13:00:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-04 13:00:38,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-05-04 13:00:38,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-04 13:00:38,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-04 13:00:38,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 195 states. [2024-05-04 13:00:38,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-04 13:00:38,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2024-05-04 13:00:38,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 13:01:13,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 13:01:13,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 13:01:13,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 13:01:13,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 13:01:13,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 13:01:13,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:01:13,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 13:01:13,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-04 13:01:13,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-04 13:01:13,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:01:13,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-04 13:01:13,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-04 13:01:13,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-04 13:01:13,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-04 13:01:13,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-05-04 13:01:13,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-04 13:01:13,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-04 13:01:13,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 195 states. [2024-05-04 13:01:13,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-04 13:01:13,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2024-05-04 13:01:13,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 208 states. [2024-05-04 13:01:13,271 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-05-04 13:01:13,463 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2024-05-04 13:01:13,463 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 13:01:13,464 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 13:01:13,464 INFO L85 PathProgramCache]: Analyzing trace with hash -1633066777, now seen corresponding path program 16 times [2024-05-04 13:01:13,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 13:01:13,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201912134] [2024-05-04 13:01:13,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 13:01:13,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 13:01:13,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 13:01:13,606 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 37 proven. 134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:01:13,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 13:01:13,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201912134] [2024-05-04 13:01:13,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201912134] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 13:01:13,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1684507739] [2024-05-04 13:01:13,607 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-04 13:01:13,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 13:01:13,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 13:01:13,608 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 13:01:13,612 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-05-04 13:01:13,665 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-04 13:01:13,665 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 13:01:13,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-04 13:01:13,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 13:01:13,990 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 37 proven. 134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:01:13,990 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 13:01:14,126 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 37 proven. 134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:01:14,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1684507739] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 13:01:14,126 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 13:01:14,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 25, 15] total 37 [2024-05-04 13:01:14,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492289739] [2024-05-04 13:01:14,127 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 13:01:14,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-05-04 13:01:14,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 13:01:14,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-05-04 13:01:14,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=218, Invalid=1114, Unknown=0, NotChecked=0, Total=1332 [2024-05-04 13:01:14,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 13:01:14,128 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 13:01:14,128 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 3.027027027027027) internal successors, (112), 37 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 13:01:14,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 13:01:14,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 13:01:14,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 13:01:14,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 13:01:14,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 13:01:14,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:01:14,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 13:01:14,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-04 13:01:14,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-04 13:01:14,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:01:14,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-04 13:01:14,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-04 13:01:14,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-04 13:01:14,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-04 13:01:14,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-05-04 13:01:14,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-04 13:01:14,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-04 13:01:14,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 195 states. [2024-05-04 13:01:14,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-04 13:01:14,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2024-05-04 13:01:14,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 208 states. [2024-05-04 13:01:14,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 13:01:22,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 13:01:22,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 13:01:22,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 13:01:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 13:01:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 13:01:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:01:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 13:01:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-04 13:01:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-04 13:01:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:01:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-04 13:01:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-04 13:01:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-04 13:01:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-04 13:01:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-05-04 13:01:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-04 13:01:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-04 13:01:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2024-05-04 13:01:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-04 13:01:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2024-05-04 13:01:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2024-05-04 13:01:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-04 13:01:22,705 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2024-05-04 13:01:22,898 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 13:01:22,898 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 13:01:22,898 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 13:01:22,899 INFO L85 PathProgramCache]: Analyzing trace with hash 267519617, now seen corresponding path program 17 times [2024-05-04 13:01:22,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 13:01:22,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435452023] [2024-05-04 13:01:22,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 13:01:22,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 13:01:22,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 13:01:24,481 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 60 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:01:24,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 13:01:24,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435452023] [2024-05-04 13:01:24,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435452023] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 13:01:24,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [962552537] [2024-05-04 13:01:24,482 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-04 13:01:24,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 13:01:24,482 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 13:01:24,483 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 13:01:24,484 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-05-04 13:01:24,527 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2024-05-04 13:01:24,527 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 13:01:24,529 WARN L260 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 141 conjunts are in the unsatisfiable core [2024-05-04 13:01:24,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 13:01:27,092 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 31 [2024-05-04 13:01:27,147 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:01:27,148 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 13:01:32,568 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 13:01:32,568 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 0 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 231 case distinctions, treesize of input 115 treesize of output 1216 [2024-05-04 13:02:30,112 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:02:30,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [962552537] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 13:02:30,112 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 13:02:30,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 48, 48] total 129 [2024-05-04 13:02:30,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487192084] [2024-05-04 13:02:30,113 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 13:02:30,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 129 states [2024-05-04 13:02:30,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 13:02:30,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 129 interpolants. [2024-05-04 13:02:30,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=934, Invalid=15578, Unknown=0, NotChecked=0, Total=16512 [2024-05-04 13:02:30,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 13:02:30,115 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 13:02:30,115 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 129 states, 129 states have (on average 1.3488372093023255) internal successors, (174), 129 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 13:02:30,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 13:02:30,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 13:02:30,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 13:02:30,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 13:02:30,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 13:02:30,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:02:30,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 13:02:30,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-04 13:02:30,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-04 13:02:30,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:02:30,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-04 13:02:30,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-04 13:02:30,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-04 13:02:30,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-04 13:02:30,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-05-04 13:02:30,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-04 13:02:30,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-04 13:02:30,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2024-05-04 13:02:30,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-04 13:02:30,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2024-05-04 13:02:30,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2024-05-04 13:02:30,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-04 13:02:30,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 13:02:59,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 13:02:59,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 13:02:59,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 13:02:59,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 13:02:59,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 13:02:59,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:02:59,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 13:02:59,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-04 13:02:59,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-04 13:02:59,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:02:59,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-04 13:02:59,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-04 13:02:59,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-04 13:02:59,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-04 13:02:59,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-05-04 13:02:59,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-04 13:02:59,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-04 13:02:59,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2024-05-04 13:02:59,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-04 13:02:59,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2024-05-04 13:02:59,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 240 states. [2024-05-04 13:02:59,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2024-05-04 13:02:59,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 144 states. [2024-05-04 13:02:59,669 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2024-05-04 13:02:59,861 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2024-05-04 13:02:59,862 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 13:02:59,862 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 13:02:59,862 INFO L85 PathProgramCache]: Analyzing trace with hash 1818146465, now seen corresponding path program 18 times [2024-05-04 13:02:59,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 13:02:59,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063914247] [2024-05-04 13:02:59,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 13:02:59,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 13:02:59,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 13:03:01,527 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 90 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:03:01,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 13:03:01,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063914247] [2024-05-04 13:03:01,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063914247] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 13:03:01,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2005067913] [2024-05-04 13:03:01,527 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-04 13:03:01,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 13:03:01,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 13:03:01,528 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 13:03:01,529 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-05-04 13:03:01,591 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2024-05-04 13:03:01,591 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 13:03:01,594 WARN L260 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 155 conjunts are in the unsatisfiable core [2024-05-04 13:03:01,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 13:03:04,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:03:04,804 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 13:03:04,804 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 68 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 23 case distinctions, treesize of input 83 treesize of output 217 [2024-05-04 13:03:05,015 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:03:05,015 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 13:03:10,329 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 13:03:10,330 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 0 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 190 case distinctions, treesize of input 105 treesize of output 1006 [2024-05-04 13:03:26,148 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:03:26,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2005067913] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 13:03:26,149 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 13:03:26,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 54, 54] total 143 [2024-05-04 13:03:26,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240170066] [2024-05-04 13:03:26,149 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 13:03:26,149 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 143 states [2024-05-04 13:03:26,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 13:03:26,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 143 interpolants. [2024-05-04 13:03:26,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1276, Invalid=19030, Unknown=0, NotChecked=0, Total=20306 [2024-05-04 13:03:26,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 13:03:26,151 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 13:03:26,151 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 143 states, 143 states have (on average 1.3006993006993006) internal successors, (186), 143 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 13:03:26,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 13:03:26,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 13:03:26,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 13:03:26,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 13:03:26,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 13:03:26,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:03:26,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 13:03:26,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-04 13:03:26,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-04 13:03:26,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:03:26,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-04 13:03:26,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-04 13:03:26,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-04 13:03:26,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-04 13:03:26,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-05-04 13:03:26,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-04 13:03:26,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-04 13:03:26,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2024-05-04 13:03:26,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-04 13:03:26,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2024-05-04 13:03:26,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 240 states. [2024-05-04 13:03:26,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2024-05-04 13:03:26,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 144 states. [2024-05-04 13:03:26,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 13:03:53,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 13:03:53,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 13:03:53,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 13:03:53,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 13:03:53,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 13:03:53,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:03:53,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 13:03:53,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-04 13:03:53,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-04 13:03:53,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:03:53,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-04 13:03:53,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-04 13:03:53,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-04 13:03:53,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-04 13:03:53,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-05-04 13:03:53,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-04 13:03:53,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-04 13:03:53,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2024-05-04 13:03:53,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-04 13:03:53,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2024-05-04 13:03:53,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 240 states. [2024-05-04 13:03:53,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2024-05-04 13:03:53,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 144 states. [2024-05-04 13:03:53,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 178 states. [2024-05-04 13:03:53,054 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2024-05-04 13:03:53,245 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 13:03:53,246 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 13:03:53,246 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 13:03:53,246 INFO L85 PathProgramCache]: Analyzing trace with hash 84847007, now seen corresponding path program 19 times [2024-05-04 13:03:53,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 13:03:53,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300137268] [2024-05-04 13:03:53,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 13:03:53,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 13:03:53,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 13:03:53,423 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 50 proven. 191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:03:53,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 13:03:53,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300137268] [2024-05-04 13:03:53,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300137268] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 13:03:53,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [71351484] [2024-05-04 13:03:53,423 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-04 13:03:53,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 13:03:53,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 13:03:53,424 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 13:03:53,426 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-05-04 13:03:53,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 13:03:53,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 28 conjunts are in the unsatisfiable core [2024-05-04 13:03:53,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 13:03:53,882 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 50 proven. 191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:03:53,882 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 13:03:54,053 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 50 proven. 191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:03:54,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [71351484] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 13:03:54,054 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 13:03:54,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 29, 17] total 43 [2024-05-04 13:03:54,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455355466] [2024-05-04 13:03:54,054 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 13:03:54,054 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2024-05-04 13:03:54,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 13:03:54,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2024-05-04 13:03:54,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=279, Invalid=1527, Unknown=0, NotChecked=0, Total=1806 [2024-05-04 13:03:54,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 13:03:54,055 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 13:03:54,055 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 2.9767441860465116) internal successors, (128), 43 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 13:03:54,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 13:03:54,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 13:03:54,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 13:03:54,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 13:03:54,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 13:03:54,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:03:54,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 13:03:54,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-04 13:03:54,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-04 13:03:54,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:03:54,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-04 13:03:54,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-04 13:03:54,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-04 13:03:54,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-04 13:03:54,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-05-04 13:03:54,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-04 13:03:54,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-04 13:03:54,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2024-05-04 13:03:54,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-04 13:03:54,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2024-05-04 13:03:54,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 240 states. [2024-05-04 13:03:54,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2024-05-04 13:03:54,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 144 states. [2024-05-04 13:03:54,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 178 states. [2024-05-04 13:03:54,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 13:04:04,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 13:04:04,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 13:04:04,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 13:04:04,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 13:04:04,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 13:04:04,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:04:04,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 13:04:04,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-04 13:04:04,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-04 13:04:04,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:04:04,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-04 13:04:04,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-04 13:04:04,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-04 13:04:04,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-04 13:04:04,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-05-04 13:04:04,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-04 13:04:04,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-04 13:04:04,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2024-05-04 13:04:04,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-04 13:04:04,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-05-04 13:04:04,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2024-05-04 13:04:04,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2024-05-04 13:04:04,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 158 states. [2024-05-04 13:04:04,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 197 states. [2024-05-04 13:04:04,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2024-05-04 13:04:04,812 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2024-05-04 13:04:05,008 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2024-05-04 13:04:05,008 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 13:04:05,009 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 13:04:05,009 INFO L85 PathProgramCache]: Analyzing trace with hash -1269994951, now seen corresponding path program 20 times [2024-05-04 13:04:05,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 13:04:05,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386289139] [2024-05-04 13:04:05,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 13:04:05,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 13:04:05,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 13:04:06,931 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 84 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:04:06,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 13:04:06,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386289139] [2024-05-04 13:04:06,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [386289139] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 13:04:06,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [901685300] [2024-05-04 13:04:06,932 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-04 13:04:06,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 13:04:06,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 13:04:06,933 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 13:04:06,936 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-05-04 13:04:06,995 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-04 13:04:06,996 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 13:04:06,999 WARN L260 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 166 conjunts are in the unsatisfiable core [2024-05-04 13:04:07,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 13:04:10,685 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 13:04:10,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 78 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 13 case distinctions, treesize of input 87 treesize of output 139 [2024-05-04 13:04:10,823 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 254 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:04:10,823 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 13:04:31,545 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,546 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,546 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,549 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,550 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,557 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,559 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,560 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,560 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,560 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,561 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,561 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,562 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,563 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,563 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,571 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,572 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,572 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,573 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,574 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,575 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,575 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,576 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,577 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,577 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,578 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,578 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,579 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,580 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,580 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,581 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,582 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,582 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,582 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,583 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,583 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,584 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,585 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,585 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,586 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,588 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,589 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,599 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,602 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,605 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,605 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,608 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,609 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,610 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,610 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,611 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,611 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,612 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,612 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,613 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,614 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,614 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,615 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,616 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,616 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,617 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,617 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,618 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,619 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,620 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,623 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,623 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,624 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,625 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,626 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,626 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,626 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,628 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,628 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,631 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,631 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,632 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:31,633 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 13:04:32,864 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 13:04:32,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 26 select indices, 26 select index equivalence classes, 222 disjoint index pairs (out of 325 index pairs), introduced 26 new quantified variables, introduced 103 case distinctions, treesize of input 133 treesize of output 1038 [2024-05-04 13:04:36,741 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 254 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:04:36,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [901685300] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 13:04:36,741 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 13:04:36,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 57, 57] total 152 [2024-05-04 13:04:36,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418120800] [2024-05-04 13:04:36,741 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 13:04:36,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 152 states [2024-05-04 13:04:36,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 13:04:36,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 152 interpolants. [2024-05-04 13:04:36,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2541, Invalid=20411, Unknown=0, NotChecked=0, Total=22952 [2024-05-04 13:04:36,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 13:04:36,744 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 13:04:36,744 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 152 states, 152 states have (on average 1.3223684210526316) internal successors, (201), 152 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 13:04:36,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 13:04:36,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 13:04:36,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 13:04:36,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 13:04:36,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 13:04:36,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:04:36,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 13:04:36,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-04 13:04:36,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-04 13:04:36,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:04:36,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-04 13:04:36,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-04 13:04:36,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-04 13:04:36,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-04 13:04:36,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-05-04 13:04:36,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-04 13:04:36,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-04 13:04:36,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2024-05-04 13:04:36,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-04 13:04:36,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-05-04 13:04:36,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2024-05-04 13:04:36,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2024-05-04 13:04:36,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 158 states. [2024-05-04 13:04:36,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 197 states. [2024-05-04 13:04:36,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2024-05-04 13:04:36,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 13:05:13,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 13:05:13,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 13:05:13,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 13:05:13,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 13:05:13,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 13:05:13,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:05:13,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 13:05:13,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-04 13:05:13,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-04 13:05:13,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:05:13,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-04 13:05:13,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-04 13:05:13,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-04 13:05:13,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-04 13:05:13,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-05-04 13:05:13,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-04 13:05:13,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-04 13:05:13,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2024-05-04 13:05:13,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-04 13:05:13,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-05-04 13:05:13,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2024-05-04 13:05:13,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2024-05-04 13:05:13,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2024-05-04 13:05:13,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 208 states. [2024-05-04 13:05:13,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2024-05-04 13:05:13,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2024-05-04 13:05:13,105 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2024-05-04 13:05:13,300 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2024-05-04 13:05:13,301 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 13:05:13,301 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 13:05:13,301 INFO L85 PathProgramCache]: Analyzing trace with hash -1067997863, now seen corresponding path program 21 times [2024-05-04 13:05:13,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 13:05:13,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495897561] [2024-05-04 13:05:13,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 13:05:13,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 13:05:13,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 13:05:15,487 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 94 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:05:15,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 13:05:15,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495897561] [2024-05-04 13:05:15,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495897561] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 13:05:15,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [623395619] [2024-05-04 13:05:15,488 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-04 13:05:15,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 13:05:15,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 13:05:15,489 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 13:05:15,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-05-04 13:05:15,567 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2024-05-04 13:05:15,568 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 13:05:15,571 WARN L260 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 179 conjunts are in the unsatisfiable core [2024-05-04 13:05:15,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 13:05:21,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:05:21,178 INFO L224 Elim1Store]: Index analysis took 123 ms [2024-05-04 13:05:21,856 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 13:05:21,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 26 select indices, 26 select index equivalence classes, 247 disjoint index pairs (out of 325 index pairs), introduced 26 new quantified variables, introduced 78 case distinctions, treesize of input 115 treesize of output 661 [2024-05-04 13:05:23,705 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 294 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:05:23,705 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 13:05:30,408 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 13:05:30,408 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 25 treesize of output 46 [2024-05-04 13:05:30,555 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 294 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:05:30,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [623395619] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 13:05:30,557 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 13:05:30,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 62, 51] total 154 [2024-05-04 13:05:30,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218887443] [2024-05-04 13:05:30,557 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 13:05:30,557 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 154 states [2024-05-04 13:05:30,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 13:05:30,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 154 interpolants. [2024-05-04 13:05:30,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1287, Invalid=22275, Unknown=0, NotChecked=0, Total=23562 [2024-05-04 13:05:30,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 13:05:30,560 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 13:05:30,561 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 154 states, 154 states have (on average 1.3636363636363635) internal successors, (210), 154 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 13:05:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 13:05:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 13:05:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 13:05:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 13:05:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 13:05:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:05:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 13:05:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-04 13:05:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-04 13:05:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:05:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-04 13:05:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-04 13:05:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-04 13:05:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-04 13:05:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-05-04 13:05:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-04 13:05:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-04 13:05:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2024-05-04 13:05:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-04 13:05:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-05-04 13:05:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2024-05-04 13:05:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2024-05-04 13:05:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2024-05-04 13:05:30,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 208 states. [2024-05-04 13:05:30,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2024-05-04 13:05:30,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2024-05-04 13:05:30,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 13:06:57,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 13:06:57,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 13:06:57,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 13:06:57,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 13:06:57,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 13:06:57,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:06:57,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 13:06:57,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-04 13:06:57,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-04 13:06:57,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:06:57,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-04 13:06:57,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-04 13:06:57,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-04 13:06:57,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-04 13:06:57,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-05-04 13:06:57,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-04 13:06:57,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-04 13:06:57,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2024-05-04 13:06:57,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-04 13:06:57,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-05-04 13:06:57,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2024-05-04 13:06:57,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2024-05-04 13:06:57,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2024-05-04 13:06:57,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 208 states. [2024-05-04 13:06:57,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2024-05-04 13:06:57,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2024-05-04 13:06:57,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 327 states. [2024-05-04 13:06:57,206 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2024-05-04 13:06:57,402 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36,25 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 13:06:57,402 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 13:06:57,402 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 13:06:57,402 INFO L85 PathProgramCache]: Analyzing trace with hash 1049021015, now seen corresponding path program 22 times [2024-05-04 13:06:57,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 13:06:57,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272803219] [2024-05-04 13:06:57,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 13:06:57,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 13:06:57,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 13:06:57,624 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 65 proven. 258 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:06:57,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 13:06:57,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272803219] [2024-05-04 13:06:57,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272803219] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 13:06:57,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [689431043] [2024-05-04 13:06:57,624 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-04 13:06:57,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 13:06:57,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 13:06:57,626 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 13:06:57,628 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-05-04 13:06:57,696 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-04 13:06:57,697 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 13:06:57,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-04 13:06:57,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 13:06:58,194 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 65 proven. 258 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:06:58,194 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 13:06:58,395 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 65 proven. 258 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:06:58,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [689431043] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 13:06:58,395 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 13:06:58,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 33, 19] total 49 [2024-05-04 13:06:58,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171572179] [2024-05-04 13:06:58,395 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 13:06:58,396 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-05-04 13:06:58,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 13:06:58,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-05-04 13:06:58,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=347, Invalid=2005, Unknown=0, NotChecked=0, Total=2352 [2024-05-04 13:06:58,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 13:06:58,397 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 13:06:58,397 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 2.938775510204082) internal successors, (144), 49 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 13:06:58,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 13:06:58,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 13:06:58,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 13:06:58,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 13:06:58,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 13:06:58,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:06:58,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 13:06:58,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-04 13:06:58,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-04 13:06:58,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:06:58,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-04 13:06:58,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-04 13:06:58,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-04 13:06:58,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-04 13:06:58,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-05-04 13:06:58,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-04 13:06:58,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-04 13:06:58,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2024-05-04 13:06:58,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-04 13:06:58,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-05-04 13:06:58,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2024-05-04 13:06:58,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2024-05-04 13:06:58,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2024-05-04 13:06:58,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 208 states. [2024-05-04 13:06:58,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2024-05-04 13:06:58,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2024-05-04 13:06:58,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 327 states. [2024-05-04 13:06:58,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 13:07:15,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 13:07:15,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 13:07:15,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 13:07:15,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 13:07:15,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 13:07:15,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:07:15,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 13:07:15,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-04 13:07:15,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-04 13:07:15,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:07:15,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-04 13:07:15,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-04 13:07:15,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-04 13:07:15,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-04 13:07:15,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-05-04 13:07:15,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-04 13:07:15,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-04 13:07:15,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2024-05-04 13:07:15,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-04 13:07:15,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-05-04 13:07:15,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2024-05-04 13:07:15,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2024-05-04 13:07:15,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2024-05-04 13:07:15,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 209 states. [2024-05-04 13:07:15,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2024-05-04 13:07:15,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 188 states. [2024-05-04 13:07:15,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 356 states. [2024-05-04 13:07:15,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2024-05-04 13:07:15,190 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2024-05-04 13:07:15,385 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2024-05-04 13:07:15,386 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 13:07:15,386 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 13:07:15,386 INFO L85 PathProgramCache]: Analyzing trace with hash -1095801359, now seen corresponding path program 23 times [2024-05-04 13:07:15,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 13:07:15,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507136601] [2024-05-04 13:07:15,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 13:07:15,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 13:07:15,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 13:07:17,925 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 121 proven. 217 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:07:17,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 13:07:17,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507136601] [2024-05-04 13:07:17,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507136601] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 13:07:17,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [480226254] [2024-05-04 13:07:17,926 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-04 13:07:17,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 13:07:17,926 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 13:07:17,927 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 13:07:17,928 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2024-05-04 13:07:18,007 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2024-05-04 13:07:18,007 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 13:07:18,010 WARN L260 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 189 conjunts are in the unsatisfiable core [2024-05-04 13:07:18,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 13:07:22,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 39 [2024-05-04 13:07:23,021 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 0 proven. 338 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:07:23,021 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 13:07:37,118 WARN L293 SmtUtils]: Spent 5.69s on a formula simplification that was a NOOP. DAG size: 779 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-05-04 13:07:37,119 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 13:07:37,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 0 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 435 case distinctions, treesize of input 155 treesize of output 2256 [2024-05-04 13:10:46,355 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 0 proven. 338 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:10:46,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [480226254] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 13:10:46,356 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 13:10:46,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53, 64, 64] total 173 [2024-05-04 13:10:46,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890153786] [2024-05-04 13:10:46,356 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 13:10:46,356 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 173 states [2024-05-04 13:10:46,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 13:10:46,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 173 interpolants. [2024-05-04 13:10:46,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1543, Invalid=28213, Unknown=0, NotChecked=0, Total=29756 [2024-05-04 13:10:46,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 13:10:46,358 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 13:10:46,359 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 173 states, 173 states have (on average 1.283236994219653) internal successors, (222), 173 states have internal predecessors, (222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 13:10:46,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-04 13:10:46,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 13:10:46,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 13:10:46,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-04 13:10:46,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 13:10:46,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:10:46,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 13:10:46,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-04 13:10:46,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-04 13:10:46,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:10:46,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-04 13:10:46,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-04 13:10:46,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-04 13:10:46,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-04 13:10:46,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-05-04 13:10:46,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-04 13:10:46,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-04 13:10:46,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2024-05-04 13:10:46,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-04 13:10:46,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-05-04 13:10:46,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2024-05-04 13:10:46,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2024-05-04 13:10:46,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2024-05-04 13:10:46,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 209 states. [2024-05-04 13:10:46,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2024-05-04 13:10:46,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 188 states. [2024-05-04 13:10:46,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 356 states. [2024-05-04 13:10:46,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2024-05-04 13:10:46,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 13:11:55,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 209 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 212 states. [2024-05-04 13:11:55,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 371 states. [2024-05-04 13:11:55,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 245 states. [2024-05-04 13:11:55,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2024-05-04 13:11:55,597 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2024-05-04 13:11:55,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2024-05-04 13:11:55,793 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-05-04 13:11:55,793 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 13:11:55,793 INFO L85 PathProgramCache]: Analyzing trace with hash 73231377, now seen corresponding path program 24 times [2024-05-04 13:11:55,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 13:11:55,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786771536] [2024-05-04 13:11:55,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 13:11:55,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 13:11:55,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 13:11:58,544 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 125 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:11:58,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 13:11:58,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786771536] [2024-05-04 13:11:58,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786771536] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 13:11:58,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1177794326] [2024-05-04 13:11:58,545 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-04 13:11:58,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 13:11:58,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 13:11:58,546 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 13:11:58,547 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-05-04 13:11:58,621 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2024-05-04 13:11:58,622 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 13:11:58,625 WARN L260 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 203 conjunts are in the unsatisfiable core [2024-05-04 13:11:58,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 13:12:04,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-04 13:12:04,572 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 13:12:04,572 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 180 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 10 case distinctions, treesize of input 111 treesize of output 121 [2024-05-04 13:12:04,805 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 0 proven. 384 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 13:12:04,806 INFO L327 TraceCheckSpWp]: Computing backward predicates... Received shutdown request... [2024-05-04 13:12:12,377 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 [2024-05-04 13:12:12,377 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 [2024-05-04 13:12:12,378 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (6 of 7 remaining) [2024-05-04 13:12:12,379 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-04 13:12:12,386 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2024-05-04 13:12:12,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2024-05-04 13:12:12,579 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 84 with TraceHistMax 16,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 173 known predicates. [2024-05-04 13:12:12,581 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 7 remaining) [2024-05-04 13:12:12,581 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2024-05-04 13:12:12,581 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2024-05-04 13:12:12,581 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2024-05-04 13:12:12,581 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Thread1of1ForFork0Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2024-05-04 13:12:12,581 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Thread1of1ForFork0Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 7 remaining) [2024-05-04 13:12:12,584 INFO L448 BasicCegarLoop]: Path program histogram: [24, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2024-05-04 13:12:12,586 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-04 13:12:12,586 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-04 13:12:12,591 INFO L201 PluginConnector]: Adding new model parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 01:12:12 BasicIcfg [2024-05-04 13:12:12,591 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-04 13:12:12,592 INFO L158 Benchmark]: Toolchain (without parser) took 830308.27ms. Allocated memory was 276.8MB in the beginning and 1.2GB in the end (delta: 936.4MB). Free memory was 249.1MB in the beginning and 498.6MB in the end (delta: -249.5MB). Peak memory consumption was 687.7MB. Max. memory is 8.0GB. [2024-05-04 13:12:12,592 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.09ms. Allocated memory is still 151.0MB. Free memory was 116.1MB in the beginning and 116.0MB in the end (delta: 77.3kB). There was no memory consumed. Max. memory is 8.0GB. [2024-05-04 13:12:12,592 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.27ms. Allocated memory is still 276.8MB. Free memory was 249.0MB in the beginning and 247.5MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-04 13:12:12,592 INFO L158 Benchmark]: Boogie Preprocessor took 15.50ms. Allocated memory is still 276.8MB. Free memory was 247.5MB in the beginning and 246.4MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-04 13:12:12,592 INFO L158 Benchmark]: RCFGBuilder took 233.29ms. Allocated memory is still 276.8MB. Free memory was 246.3MB in the beginning and 235.5MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2024-05-04 13:12:12,592 INFO L158 Benchmark]: TraceAbstraction took 830023.58ms. Allocated memory was 276.8MB in the beginning and 1.2GB in the end (delta: 936.4MB). Free memory was 234.2MB in the beginning and 498.6MB in the end (delta: -264.3MB). Peak memory consumption was 674.1MB. Max. memory is 8.0GB. [2024-05-04 13:12:12,593 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.09ms. Allocated memory is still 151.0MB. Free memory was 116.1MB in the beginning and 116.0MB in the end (delta: 77.3kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 23.27ms. Allocated memory is still 276.8MB. Free memory was 249.0MB in the beginning and 247.5MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 15.50ms. Allocated memory is still 276.8MB. Free memory was 247.5MB in the beginning and 246.4MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 233.29ms. Allocated memory is still 276.8MB. Free memory was 246.3MB in the beginning and 235.5MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * TraceAbstraction took 830023.58ms. Allocated memory was 276.8MB in the beginning and 1.2GB in the end (delta: 936.4MB). Free memory was 234.2MB in the beginning and 498.6MB in the end (delta: -264.3MB). Peak memory consumption was 674.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 63419, independent: 54923, independent conditional: 54848, independent unconditional: 75, dependent: 8496, dependent conditional: 8488, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 56779, independent: 54923, independent conditional: 54848, independent unconditional: 75, dependent: 1856, dependent conditional: 1848, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 56779, independent: 54923, independent conditional: 54848, independent unconditional: 75, dependent: 1856, dependent conditional: 1848, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 56779, independent: 54923, independent conditional: 54848, independent unconditional: 75, dependent: 1856, dependent conditional: 1848, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 71655, independent: 54923, independent conditional: 25134, independent unconditional: 29789, dependent: 16732, dependent conditional: 14808, dependent unconditional: 1924, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 71655, independent: 54923, independent conditional: 20893, independent unconditional: 34030, dependent: 16732, dependent conditional: 14608, dependent unconditional: 2124, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 71655, independent: 54923, independent conditional: 20893, independent unconditional: 34030, dependent: 16732, dependent conditional: 14608, dependent unconditional: 2124, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1132, independent: 180, independent conditional: 37, independent unconditional: 143, dependent: 952, dependent conditional: 948, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1132, independent: 178, independent conditional: 0, independent unconditional: 178, dependent: 954, dependent conditional: 0, dependent unconditional: 954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 954, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 952, dependent conditional: 948, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 954, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 952, dependent conditional: 948, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1716, independent: 40, independent conditional: 0, independent unconditional: 40, dependent: 1676, dependent conditional: 1623, dependent unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 71655, independent: 54743, independent conditional: 20856, independent unconditional: 33887, dependent: 15780, dependent conditional: 13660, dependent unconditional: 2120, unknown: 1132, unknown conditional: 985, unknown unconditional: 147] , Statistics on independence cache: Total cache size (in pairs): 1132, Positive cache size: 180, Positive conditional cache size: 37, Positive unconditional cache size: 143, Negative cache size: 952, Negative conditional cache size: 948, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4441, Maximal queried relation: 28, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 71655, independent: 54923, independent conditional: 25134, independent unconditional: 29789, dependent: 16732, dependent conditional: 14808, dependent unconditional: 1924, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 71655, independent: 54923, independent conditional: 20893, independent unconditional: 34030, dependent: 16732, dependent conditional: 14608, dependent unconditional: 2124, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 71655, independent: 54923, independent conditional: 20893, independent unconditional: 34030, dependent: 16732, dependent conditional: 14608, dependent unconditional: 2124, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1132, independent: 180, independent conditional: 37, independent unconditional: 143, dependent: 952, dependent conditional: 948, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1132, independent: 178, independent conditional: 0, independent unconditional: 178, dependent: 954, dependent conditional: 0, dependent unconditional: 954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 954, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 952, dependent conditional: 948, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 954, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 952, dependent conditional: 948, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1716, independent: 40, independent conditional: 0, independent unconditional: 40, dependent: 1676, dependent conditional: 1623, dependent unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 71655, independent: 54743, independent conditional: 20856, independent unconditional: 33887, dependent: 15780, dependent conditional: 13660, dependent unconditional: 2120, unknown: 1132, unknown conditional: 985, unknown unconditional: 147] , Statistics on independence cache: Total cache size (in pairs): 1132, Positive cache size: 180, Positive conditional cache size: 37, Positive unconditional cache size: 143, Negative cache size: 952, Negative conditional cache size: 948, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4441 ], Independence queries for same thread: 6640 - TimeoutResultAtElement [Line: 86]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 84 with TraceHistMax 16,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 173 known predicates. - TimeoutResultAtElement [Line: 50]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 84 with TraceHistMax 16,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 173 known predicates. - TimeoutResultAtElement [Line: 54]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 84 with TraceHistMax 16,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 173 known predicates. - TimeoutResultAtElement [Line: 81]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 84 with TraceHistMax 16,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 173 known predicates. - TimeoutResultAtElement [Line: 78]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 84 with TraceHistMax 16,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 173 known predicates. - TimeoutResultAtElement [Line: 50]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 84 with TraceHistMax 16,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 173 known predicates. - TimeoutResultAtElement [Line: 54]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 84 with TraceHistMax 16,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 173 known predicates. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 55 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 829.9s, OverallIterations: 30, TraceHistogramMax: 0, PathProgramHistogramMax: 24, EmptinessCheckTime: 406.5s, 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: 3198, 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: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 399.8s InterpolantComputationTime, 2512 NumberOfCodeBlocks, 2512 NumberOfCodeBlocksAsserted, 128 NumberOfCheckSat, 3648 ConstructedInterpolants, 154 QuantifiedInterpolants, 75834 SizeOfPredicates, 334 NumberOfNonLiveVariables, 4065 ConjunctsInSsa, 1750 ConjunctsInUnsatCore, 79 InterpolantComputations, 4 PerfectInterpolantSequences, 1249/8523 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: 8.5s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 20, ConditionalCommutativityTraceChecks: 10, ConditionalCommutativityImperfectProofs: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown