/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 20 --traceabstraction.seed.for.random.criterion 213 -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-3774817-m [2024-04-06 21:10:33,373 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-06 21:10:33,456 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-06 21:10:33,461 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-06 21:10:33,462 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-06 21:10:33,492 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-06 21:10:33,493 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-06 21:10:33,493 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-06 21:10:33,495 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-06 21:10:33,500 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-06 21:10:33,501 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-06 21:10:33,501 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-06 21:10:33,501 INFO L153 SettingsManager]: * Use SBE=true [2024-04-06 21:10:33,502 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-06 21:10:33,503 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-06 21:10:33,503 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-06 21:10:33,503 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-06 21:10:33,503 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-06 21:10:33,503 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-06 21:10:33,504 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-06 21:10:33,504 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-06 21:10:33,504 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-06 21:10:33,504 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-06 21:10:33,505 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-06 21:10:33,505 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-06 21:10:33,505 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-06 21:10:33,505 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-06 21:10:33,505 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-06 21:10:33,506 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-06 21:10:33,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-06 21:10:33,507 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-06 21:10:33,507 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-06 21:10:33,507 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-06 21:10:33,508 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-06 21:10:33,508 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-06 21:10:33,508 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-06 21:10:33,508 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-06 21:10:33,508 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-06 21:10:33,508 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-06 21:10:33,508 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 [2024-04-06 21:10:33,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-06 21:10:33,808 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-06 21:10:33,810 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-06 21:10:33,811 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-04-06 21:10:33,812 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-04-06 21:10:33,813 INFO L431 ainManager$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 [2024-04-06 21:10:33,813 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-equiv.wvr.bpl' [2024-04-06 21:10:33,853 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-06 21:10:33,854 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-04-06 21:10:33,855 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-06 21:10:33,860 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-06 21:10:33,860 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-06 21:10:33,895 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 06.04 09:10:33" (1/1) ... [2024-04-06 21:10:33,903 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 06.04 09:10:33" (1/1) ... [2024-04-06 21:10:33,909 INFO L138 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-04-06 21:10:33,912 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-06 21:10:33,914 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-06 21:10:33,914 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-06 21:10:33,914 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-06 21:10:33,922 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 06.04 09:10:33" (1/1) ... [2024-04-06 21:10:33,923 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 06.04 09:10:33" (1/1) ... [2024-04-06 21:10:33,924 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 06.04 09:10:33" (1/1) ... [2024-04-06 21:10:33,925 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 06.04 09:10:33" (1/1) ... [2024-04-06 21:10:33,929 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 06.04 09:10:33" (1/1) ... [2024-04-06 21:10:33,932 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 06.04 09:10:33" (1/1) ... [2024-04-06 21:10:33,933 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 06.04 09:10:33" (1/1) ... [2024-04-06 21:10:33,934 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 06.04 09:10:33" (1/1) ... [2024-04-06 21:10:33,935 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-06 21:10:33,936 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-06 21:10:33,936 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-06 21:10:33,936 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-06 21:10:33,938 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.04 09:10:33" (1/1) ... [2024-04-06 21:10:33,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-06 21:10:33,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:10:33,978 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-04-06 21:10:33,993 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-04-06 21:10:34,027 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-04-06 21:10:34,028 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-06 21:10:34,029 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-06 21:10:34,029 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-04-06 21:10:34,029 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-06 21:10:34,029 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-06 21:10:34,030 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-04-06 21:10:34,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-06 21:10:34,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-06 21:10:34,030 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2024-04-06 21:10:34,030 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-06 21:10:34,030 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-06 21:10:34,031 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2024-04-06 21:10:34,031 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-04-06 21:10:34,031 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-04-06 21:10:34,032 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-06 21:10:34,080 INFO L241 CfgBuilder]: Building ICFG [2024-04-06 21:10:34,082 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-06 21:10:34,176 INFO L282 CfgBuilder]: Performing block encoding [2024-04-06 21:10:34,204 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-06 21:10:34,204 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2024-04-06 21:10:34,206 INFO L201 PluginConnector]: Adding new model parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 09:10:34 BoogieIcfgContainer [2024-04-06 21:10:34,206 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-06 21:10:34,209 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-06 21:10:34,209 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-06 21:10:34,212 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-06 21:10:34,212 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.04 09:10:33" (1/2) ... [2024-04-06 21:10:34,213 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7209d17d and model type parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 09:10:34, skipping insertion in model container [2024-04-06 21:10:34,213 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 06.04 09:10:34" (2/2) ... [2024-04-06 21:10:34,215 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-sum-equiv.wvr.bpl [2024-04-06 21:10:34,222 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-06 21:10:34,230 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-06 21:10:34,230 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-06 21:10:34,230 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-06 21:10:34,286 INFO L144 ThreadInstanceAdder]: Constructed 10 joinOtherThreadTransitions. [2024-04-06 21:10:34,321 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-06 21:10:34,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-06 21:10:34,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:10:34,328 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-06 21:10:34,334 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-04-06 21:10:34,376 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-06 21:10:34,388 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:10:34,390 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-06 21:10:34,397 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;@2ac2d90a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=213 [2024-04-06 21:10:34,397 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-04-06 21:10:34,729 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:10:34,731 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:10:34,731 INFO L85 PathProgramCache]: Analyzing trace with hash 630240849, now seen corresponding path program 1 times [2024-04-06 21:10:34,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:10:34,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026901778] [2024-04-06 21:10:34,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:34,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:34,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:10:34,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:34,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:10:34,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026901778] [2024-04-06 21:10:34,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026901778] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 21:10:34,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 21:10:34,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-06 21:10:34,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398763544] [2024-04-06 21:10:34,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 21:10:34,981 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-04-06 21:10:34,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:10:35,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-04-06 21:10:35,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-06 21:10:35,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:10:35,022 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:10:35,024 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) [2024-04-06 21:10:35,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:10:35,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:10:35,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-06 21:10:35,353 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:10:35,353 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:10:35,353 INFO L85 PathProgramCache]: Analyzing trace with hash 1070233907, now seen corresponding path program 1 times [2024-04-06 21:10:35,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:10:35,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733839043] [2024-04-06 21:10:35,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:35,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:35,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:10:35,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:35,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:10:35,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733839043] [2024-04-06 21:10:35,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733839043] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 21:10:35,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 21:10:35,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-06 21:10:35,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738964087] [2024-04-06 21:10:35,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 21:10:35,387 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-06 21:10:35,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:10:35,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-06 21:10:35,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-06 21:10:35,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:10:35,389 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:10:35,389 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) [2024-04-06 21:10:35,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:10:35,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:10:35,566 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 [2024-04-06 21:10:35,625 INFO L85 PathProgramCache]: Analyzing trace with hash -467348361, now seen corresponding path program 1 times [2024-04-06 21:10:35,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:35,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:35,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:35,634 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:10:35,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:35,755 INFO L85 PathProgramCache]: Analyzing trace with hash -1602897208, now seen corresponding path program 1 times [2024-04-06 21:10:35,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:35,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:35,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:35,762 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:10:35,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:35,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:10:35,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:10:35,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1 [2024-04-06 21:10:35,886 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:10:35,887 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:10:35,887 INFO L85 PathProgramCache]: Analyzing trace with hash -1023139221, now seen corresponding path program 1 times [2024-04-06 21:10:35,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:10:35,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144362649] [2024-04-06 21:10:35,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:35,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:35,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:10:35,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:35,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:10:35,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144362649] [2024-04-06 21:10:35,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144362649] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 21:10:35,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 21:10:35,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-06 21:10:35,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574295343] [2024-04-06 21:10:35,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 21:10:35,978 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-06 21:10:35,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:10:35,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-06 21:10:35,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-04-06 21:10:35,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:10:35,981 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:10:35,982 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) [2024-04-06 21:10:35,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:10:35,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:10:35,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:10:36,326 INFO L85 PathProgramCache]: Analyzing trace with hash -467348361, now seen corresponding path program 2 times [2024-04-06 21:10:36,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:36,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:36,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:36,334 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:10:36,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:36,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:10:36,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:10:36,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:10:36,643 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable5 [2024-04-06 21:10:36,644 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:10:36,644 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:10:36,644 INFO L85 PathProgramCache]: Analyzing trace with hash 1054711119, now seen corresponding path program 1 times [2024-04-06 21:10:36,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:10:36,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342707410] [2024-04-06 21:10:36,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:36,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:36,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:10:36,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:36,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:10:36,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342707410] [2024-04-06 21:10:36,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342707410] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 21:10:36,682 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 21:10:36,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-06 21:10:36,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516214230] [2024-04-06 21:10:36,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 21:10:36,683 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-06 21:10:36,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:10:36,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-06 21:10:36,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-04-06 21:10:36,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:10:36,684 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:10:36,684 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) [2024-04-06 21:10:36,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:10:36,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:10:36,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:10:36,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:10:39,031 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 [2024-04-06 21:10:39,049 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 [2024-04-06 21:10:39,065 INFO L85 PathProgramCache]: Analyzing trace with hash -464199845, now seen corresponding path program 1 times [2024-04-06 21:10:39,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:39,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:39,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:39,076 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:10:39,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:39,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:10:39,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:10:39,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:10:39,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:10:39,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,SelfDestructingSolverStorable6 [2024-04-06 21:10:39,121 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:10:39,121 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:10:39,121 INFO L85 PathProgramCache]: Analyzing trace with hash 818963433, now seen corresponding path program 1 times [2024-04-06 21:10:39,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:10:39,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295994454] [2024-04-06 21:10:39,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:39,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:39,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:10:39,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 21:10:39,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:10:39,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295994454] [2024-04-06 21:10:39,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295994454] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:10:39,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1248465247] [2024-04-06 21:10:39,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:39,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:10:39,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:10:39,341 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 21:10:39,360 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-06 21:10:39,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:10:39,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 21 conjunts are in the unsatisfiable core [2024-04-06 21:10:39,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:10:39,489 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-04-06 21:10:39,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:39,518 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:10:39,589 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:10:39,590 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 [2024-04-06 21:10:39,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:39,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1248465247] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:10:39,608 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:10:39,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 15 [2024-04-06 21:10:39,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385882227] [2024-04-06 21:10:39,608 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:10:39,609 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-06 21:10:39,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:10:39,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-06 21:10:39,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2024-04-06 21:10:39,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:10:39,615 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:10:39,615 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) [2024-04-06 21:10:39,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:10:39,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:10:39,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:10:39,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:10:39,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:10:39,888 INFO L85 PathProgramCache]: Analyzing trace with hash -467348361, now seen corresponding path program 3 times [2024-04-06 21:10:39,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:39,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:39,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:39,893 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:10:39,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:40,109 INFO L85 PathProgramCache]: Analyzing trace with hash -1602897207, now seen corresponding path program 1 times [2024-04-06 21:10:40,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:40,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:40,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:40,115 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:10:40,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:40,291 INFO L85 PathProgramCache]: Analyzing trace with hash -464199845, now seen corresponding path program 2 times [2024-04-06 21:10:40,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:40,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:40,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:40,296 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:10:40,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:40,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:10:40,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:10:40,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:10:40,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:10:40,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:10:40,462 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-06 21:10:40,661 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable9 [2024-04-06 21:10:40,661 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:10:40,662 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:10:40,662 INFO L85 PathProgramCache]: Analyzing trace with hash 862174439, now seen corresponding path program 2 times [2024-04-06 21:10:40,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:10:40,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552936851] [2024-04-06 21:10:40,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:40,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:40,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:10:40,704 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:40,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:10:40,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552936851] [2024-04-06 21:10:40,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552936851] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:10:40,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [97968441] [2024-04-06 21:10:40,705 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-06 21:10:40,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:10:40,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:10:40,706 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 21:10:40,727 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-06 21:10:40,747 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-06 21:10:40,747 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 21:10:40,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjunts are in the unsatisfiable core [2024-04-06 21:10:40,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:10:40,810 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:40,810 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:10:40,836 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:40,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [97968441] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:10:40,836 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:10:40,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 6] total 10 [2024-04-06 21:10:40,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771393696] [2024-04-06 21:10:40,837 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:10:40,837 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-04-06 21:10:40,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:10:40,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-04-06 21:10:40,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-04-06 21:10:40,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:10:40,838 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:10:40,838 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) [2024-04-06 21:10:40,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:10:40,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:10:40,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:10:40,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:10:40,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:10:40,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:10:41,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:10:41,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:10:41,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:10:41,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:10:41,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:10:41,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:10:41,255 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-06 21:10:41,444 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,SelfDestructingSolverStorable12 [2024-04-06 21:10:41,444 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:10:41,445 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:10:41,445 INFO L85 PathProgramCache]: Analyzing trace with hash 755004555, now seen corresponding path program 1 times [2024-04-06 21:10:41,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:10:41,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207163624] [2024-04-06 21:10:41,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:41,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:41,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:10:41,489 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:41,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:10:41,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207163624] [2024-04-06 21:10:41,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207163624] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:10:41,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1004716157] [2024-04-06 21:10:41,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:41,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:10:41,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:10:41,491 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 21:10:41,509 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-06 21:10:41,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:10:41,528 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjunts are in the unsatisfiable core [2024-04-06 21:10:41,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:10:41,578 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:41,578 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:10:41,606 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:41,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1004716157] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:10:41,606 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:10:41,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 6] total 10 [2024-04-06 21:10:41,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333322116] [2024-04-06 21:10:41,607 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:10:41,607 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-04-06 21:10:41,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:10:41,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-04-06 21:10:41,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-04-06 21:10:41,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:10:41,608 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:10:41,608 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) [2024-04-06 21:10:41,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:10:41,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:10:41,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:10:41,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:10:41,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:10:41,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:10:41,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:10:42,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:10:42,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:10:42,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:10:42,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:10:42,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:10:42,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:10:42,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-06 21:10:42,135 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-06 21:10:42,329 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:10:42,330 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:10:42,330 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:10:42,330 INFO L85 PathProgramCache]: Analyzing trace with hash 693548297, now seen corresponding path program 2 times [2024-04-06 21:10:42,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:10:42,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965787474] [2024-04-06 21:10:42,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:42,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:42,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:10:42,616 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:42,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:10:42,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965787474] [2024-04-06 21:10:42,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [965787474] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:10:42,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [628873370] [2024-04-06 21:10:42,616 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-06 21:10:42,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:10:42,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:10:42,618 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 21:10:42,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-06 21:10:42,696 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-06 21:10:42,696 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 21:10:42,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 34 conjunts are in the unsatisfiable core [2024-04-06 21:10:42,698 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:10:42,928 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:10:42,928 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 [2024-04-06 21:10:43,123 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:43,124 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:10:43,511 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:10:43,530 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:10:43,530 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 [2024-04-06 21:10:43,668 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:43,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [628873370] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:10:43,668 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:10:43,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 33 [2024-04-06 21:10:43,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864456965] [2024-04-06 21:10:43,669 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:10:43,669 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-04-06 21:10:43,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:10:43,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-04-06 21:10:43,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=899, Unknown=0, NotChecked=0, Total=1056 [2024-04-06 21:10:43,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:10:43,671 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:10:43,671 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) [2024-04-06 21:10:43,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:10:43,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:10:43,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:10:43,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:10:43,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:10:43,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:10:43,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-06 21:10:43,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:10:44,301 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 14 treesize of output 8 [2024-04-06 21:10:44,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1602897207, now seen corresponding path program 2 times [2024-04-06 21:10:44,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:44,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:44,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:44,346 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:10:44,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:46,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:10:46,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:10:46,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:10:46,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:10:46,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:10:46,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:10:46,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-06 21:10:46,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-06 21:10:46,597 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-06 21:10:46,793 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,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15 [2024-04-06 21:10:46,793 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:10:46,793 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:10:46,794 INFO L85 PathProgramCache]: Analyzing trace with hash 1677766151, now seen corresponding path program 3 times [2024-04-06 21:10:46,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:10:46,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592891167] [2024-04-06 21:10:46,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:46,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:46,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:10:46,846 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:46,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:10:46,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592891167] [2024-04-06 21:10:46,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1592891167] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:10:46,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1503691426] [2024-04-06 21:10:46,848 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-06 21:10:46,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:10:46,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:10:46,849 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 21:10:46,850 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-06 21:10:46,880 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-04-06 21:10:46,880 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 21:10:46,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjunts are in the unsatisfiable core [2024-04-06 21:10:46,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:10:46,974 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:46,975 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:10:47,046 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 21:10:47,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1503691426] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:10:47,046 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:10:47,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9, 7] total 13 [2024-04-06 21:10:47,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512254412] [2024-04-06 21:10:47,046 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:10:47,049 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-04-06 21:10:47,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:10:47,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-04-06 21:10:47,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2024-04-06 21:10:47,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:10:47,050 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:10:47,050 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) [2024-04-06 21:10:47,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:10:47,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:10:47,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:10:47,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:10:47,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:10:47,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:10:47,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-06 21:10:47,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-06 21:10:47,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:10:47,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:10:47,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:10:47,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:10:47,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:10:47,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:10:47,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:10:47,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:10:47,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:10:47,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-06 21:10:47,691 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-06 21:10:47,882 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-04-06 21:10:47,883 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:10:47,883 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:10:47,883 INFO L85 PathProgramCache]: Analyzing trace with hash 1633842467, now seen corresponding path program 4 times [2024-04-06 21:10:47,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:10:47,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612230411] [2024-04-06 21:10:47,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:47,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:47,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:10:47,930 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:47,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:10:47,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612230411] [2024-04-06 21:10:47,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612230411] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:10:47,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1980142965] [2024-04-06 21:10:47,931 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-06 21:10:47,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:10:47,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:10:47,932 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 21:10:47,940 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-06 21:10:47,973 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-06 21:10:47,973 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 21:10:47,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjunts are in the unsatisfiable core [2024-04-06 21:10:47,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:10:48,052 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:48,052 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:10:48,090 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:48,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1980142965] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:10:48,090 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:10:48,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9, 7] total 13 [2024-04-06 21:10:48,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124731171] [2024-04-06 21:10:48,090 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:10:48,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-04-06 21:10:48,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:10:48,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-04-06 21:10:48,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2024-04-06 21:10:48,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:10:48,092 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:10:48,092 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) [2024-04-06 21:10:48,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:10:48,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:10:48,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:10:48,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:10:48,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:10:48,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:10:48,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:10:48,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:10:48,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-06 21:10:48,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:10:48,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:10:48,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:10:48,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:10:48,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:10:48,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:10:48,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:10:48,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:10:48,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:10:48,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-06 21:10:48,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:10:48,750 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-04-06 21:10:48,945 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-04-06 21:10:48,945 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:10:48,945 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:10:48,945 INFO L85 PathProgramCache]: Analyzing trace with hash -2018089055, now seen corresponding path program 5 times [2024-04-06 21:10:48,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:10:48,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325874456] [2024-04-06 21:10:48,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:48,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:48,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:10:49,373 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:49,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:10:49,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325874456] [2024-04-06 21:10:49,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325874456] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:10:49,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [748625136] [2024-04-06 21:10:49,374 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-06 21:10:49,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:10:49,374 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:10:49,375 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 21:10:49,377 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-04-06 21:10:49,409 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2024-04-06 21:10:49,409 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 21:10:49,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 45 conjunts are in the unsatisfiable core [2024-04-06 21:10:49,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:10:49,770 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 [2024-04-06 21:10:49,796 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:49,796 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:10:50,099 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:10:50,100 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 [2024-04-06 21:10:50,322 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:50,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [748625136] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:10:50,323 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:10:50,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 40 [2024-04-06 21:10:50,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927716030] [2024-04-06 21:10:50,323 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:10:50,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-04-06 21:10:50,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:10:50,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-04-06 21:10:50,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=160, Invalid=1400, Unknown=0, NotChecked=0, Total=1560 [2024-04-06 21:10:50,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:10:50,325 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:10:50,325 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) [2024-04-06 21:10:50,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:10:50,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:10:50,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:10:50,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:10:50,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:10:50,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:10:50,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:10:50,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:10:50,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-06 21:10:50,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:10:50,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:10:50,973 INFO L85 PathProgramCache]: Analyzing trace with hash -1602897207, now seen corresponding path program 3 times [2024-04-06 21:10:50,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:50,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:50,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:50,978 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:10:50,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:52,581 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 17 [2024-04-06 21:10:52,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1365071841, now seen corresponding path program 1 times [2024-04-06 21:10:52,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:52,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:52,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:52,636 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:10:52,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:53,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:10:53,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:10:53,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:10:53,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:10:53,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:10:53,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:10:53,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:10:53,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:10:53,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:10:53,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:10:53,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-06 21:10:53,585 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-04-06 21:10:53,781 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable20,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:10:53,782 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:10:53,782 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:10:53,782 INFO L85 PathProgramCache]: Analyzing trace with hash -1523881023, now seen corresponding path program 6 times [2024-04-06 21:10:53,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:10:53,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351321638] [2024-04-06 21:10:53,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:53,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:53,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:10:54,353 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:54,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:10:54,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351321638] [2024-04-06 21:10:54,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351321638] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:10:54,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [819357068] [2024-04-06 21:10:54,354 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-06 21:10:54,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:10:54,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:10:54,355 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) [2024-04-06 21:10:54,358 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-04-06 21:10:54,401 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2024-04-06 21:10:54,401 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 21:10:54,402 WARN L260 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 58 conjunts are in the unsatisfiable core [2024-04-06 21:10:54,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:10:54,973 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:10:54,974 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 [2024-04-06 21:10:55,037 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:55,038 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:10:55,983 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:10:55,986 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:10:55,987 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:10:55,990 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:10:55,991 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:10:55,991 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:10:56,048 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:10:56,048 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 [2024-04-06 21:10:56,208 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:10:56,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [819357068] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:10:56,209 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:10:56,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 21, 21] total 53 [2024-04-06 21:10:56,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67721655] [2024-04-06 21:10:56,210 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:10:56,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2024-04-06 21:10:56,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:10:56,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2024-04-06 21:10:56,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=374, Invalid=2382, Unknown=0, NotChecked=0, Total=2756 [2024-04-06 21:10:56,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:10:56,214 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:10:56,214 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) [2024-04-06 21:10:56,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:10:56,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:10:56,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:10:56,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:10:56,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:10:56,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:10:56,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:10:56,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:10:56,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:10:56,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:10:56,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-06 21:10:56,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:10:56,753 INFO L85 PathProgramCache]: Analyzing trace with hash -1602897207, now seen corresponding path program 4 times [2024-04-06 21:10:56,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:56,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:56,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:56,756 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:10:56,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:57,240 INFO L85 PathProgramCache]: Analyzing trace with hash -464199845, now seen corresponding path program 3 times [2024-04-06 21:10:57,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:57,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:57,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:57,244 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:10:57,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:58,498 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 17 [2024-04-06 21:10:58,527 INFO L85 PathProgramCache]: Analyzing trace with hash 1365071841, now seen corresponding path program 2 times [2024-04-06 21:10:58,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:10:58,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:10:58,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:58,532 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:10:58,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:10:59,461 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:10:59,462 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:10:59,462 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:10:59,463 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:10:59,463 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:10:59,464 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:10:59,464 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:10:59,464 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:10:59,465 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:10:59,465 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:10:59,466 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:10:59,476 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:10:59,476 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 20 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 30 [2024-04-06 21:11:06,088 INFO L85 PathProgramCache]: Analyzing trace with hash 1869016835, now seen corresponding path program 3 times [2024-04-06 21:11:06,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:11:06,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:11:06,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:06,093 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:11:06,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:06,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:11:06,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:11:06,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:11:06,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:11:06,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:11:06,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:11:06,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:11:06,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:11:06,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:11:06,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:11:06,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-06 21:11:06,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-04-06 21:11:06,714 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-04-06 21:11:06,909 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25 [2024-04-06 21:11:06,910 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:11:06,910 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:11:06,910 INFO L85 PathProgramCache]: Analyzing trace with hash 1031968447, now seen corresponding path program 7 times [2024-04-06 21:11:06,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:11:06,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305226123] [2024-04-06 21:11:06,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:11:06,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:11:06,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:11:06,990 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 10 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:11:06,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:11:06,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305226123] [2024-04-06 21:11:06,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [305226123] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:11:06,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2096213200] [2024-04-06 21:11:06,991 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-06 21:11:06,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:11:06,991 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:11:06,992 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) [2024-04-06 21:11:06,994 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-04-06 21:11:07,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:11:07,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-06 21:11:07,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:11:07,227 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 10 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:11:07,227 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:11:07,296 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 10 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:11:07,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2096213200] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:11:07,297 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:11:07,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 13, 9] total 19 [2024-04-06 21:11:07,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660102129] [2024-04-06 21:11:07,297 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:11:07,297 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-04-06 21:11:07,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:11:07,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-04-06 21:11:07,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2024-04-06 21:11:07,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:11:07,298 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:11:07,298 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) [2024-04-06 21:11:07,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:11:07,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:11:07,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:11:07,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:11:07,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:11:07,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:11:07,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:11:07,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:11:07,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:11:07,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:11:07,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-06 21:11:07,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-04-06 21:11:07,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:11:07,570 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 14 treesize of output 8 [2024-04-06 21:11:07,603 INFO L85 PathProgramCache]: Analyzing trace with hash 1849794233, now seen corresponding path program 1 times [2024-04-06 21:11:07,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:11:07,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:11:07,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:07,608 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:11:07,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:07,976 INFO L85 PathProgramCache]: Analyzing trace with hash 817201155, now seen corresponding path program 4 times [2024-04-06 21:11:07,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:11:07,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:11:07,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:07,979 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:11:07,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:09,031 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 58 treesize of output 44 [2024-04-06 21:11:10,691 INFO L85 PathProgramCache]: Analyzing trace with hash 1957614567, now seen corresponding path program 5 times [2024-04-06 21:11:10,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:11:10,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:11:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:10,698 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:11:10,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:10,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:11:10,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:11:10,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:11:10,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:11:10,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:11:10,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:11:10,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:11:10,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:11:10,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:11:10,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:11:10,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-06 21:11:10,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-06 21:11:10,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-06 21:11:10,962 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-04-06 21:11:11,154 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,SelfDestructingSolverStorable29,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-04-06 21:11:11,154 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:11:11,154 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:11:11,154 INFO L85 PathProgramCache]: Analyzing trace with hash -1224774823, now seen corresponding path program 8 times [2024-04-06 21:11:11,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:11:11,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408714996] [2024-04-06 21:11:11,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:11:11,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:11:11,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:11:11,922 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 6 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:11:11,923 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:11:11,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408714996] [2024-04-06 21:11:11,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [408714996] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:11:11,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [722871466] [2024-04-06 21:11:11,923 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-06 21:11:11,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:11:11,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:11:11,924 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) [2024-04-06 21:11:11,926 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-04-06 21:11:11,958 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-06 21:11:11,958 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 21:11:11,959 WARN L260 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 70 conjunts are in the unsatisfiable core [2024-04-06 21:11:11,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:11:12,726 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:11:12,727 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 [2024-04-06 21:11:12,808 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:11:12,809 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:11:14,363 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:11:14,365 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:11:14,365 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:11:14,366 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:11:14,369 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:11:14,370 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:11:14,371 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:11:14,372 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:11:14,372 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:11:14,374 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:11:14,465 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:11:14,465 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 [2024-04-06 21:11:14,673 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:11:14,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [722871466] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:11:14,673 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:11:14,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 25, 25] total 64 [2024-04-06 21:11:14,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398332806] [2024-04-06 21:11:14,673 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:11:14,674 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2024-04-06 21:11:14,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:11:14,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2024-04-06 21:11:14,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=473, Invalid=3559, Unknown=0, NotChecked=0, Total=4032 [2024-04-06 21:11:14,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:11:14,675 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:11:14,676 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) [2024-04-06 21:11:14,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:11:14,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:11:14,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:11:14,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:11:14,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:11:14,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:11:14,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:11:14,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:11:14,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:11:14,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:11:14,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-06 21:11:14,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-06 21:11:14,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-06 21:11:14,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:11:15,074 INFO L85 PathProgramCache]: Analyzing trace with hash -467348361, now seen corresponding path program 4 times [2024-04-06 21:11:15,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:11:15,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:11:15,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:15,077 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:11:15,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:16,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 17 [2024-04-06 21:11:16,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1365071841, now seen corresponding path program 6 times [2024-04-06 21:11:16,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:11:16,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:11:16,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:16,898 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:11:16,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:17,777 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 22 [2024-04-06 21:11:17,859 INFO L85 PathProgramCache]: Analyzing trace with hash 2104947133, now seen corresponding path program 7 times [2024-04-06 21:11:17,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:11:17,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:11:17,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:17,864 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:11:17,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:20,188 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 34 [2024-04-06 21:11:29,830 WARN L293 SmtUtils]: Spent 6.04s on a formula simplification. DAG size of input: 45 DAG size of output: 15 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-04-06 21:11:29,850 INFO L85 PathProgramCache]: Analyzing trace with hash 71926153, now seen corresponding path program 8 times [2024-04-06 21:11:29,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:11:29,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:11:29,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:29,856 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:11:29,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:30,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:11:30,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:11:30,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:11:30,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:11:30,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:11:30,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:11:30,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:11:30,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:11:30,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:11:30,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:11:30,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:11:30,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:11:30,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:11:30,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-06 21:11:30,439 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-04-06 21:11:30,632 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33,SelfDestructingSolverStorable34,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:11:30,632 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:11:30,632 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:11:30,632 INFO L85 PathProgramCache]: Analyzing trace with hash -195495303, now seen corresponding path program 9 times [2024-04-06 21:11:30,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:11:30,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692826401] [2024-04-06 21:11:30,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:11:30,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:11:30,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:11:31,622 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 10 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:11:31,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:11:31,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692826401] [2024-04-06 21:11:31,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692826401] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:11:31,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [895649505] [2024-04-06 21:11:31,622 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-06 21:11:31,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:11:31,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:11:31,624 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) [2024-04-06 21:11:31,626 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-04-06 21:11:31,687 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2024-04-06 21:11:31,687 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 21:11:31,688 WARN L260 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 83 conjunts are in the unsatisfiable core [2024-04-06 21:11:31,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:11:32,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:11:32,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:11:32,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:11:32,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:11:32,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:11:32,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:11:32,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:11:32,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:11:32,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:11:32,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:11:32,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:11:32,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:11:32,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:11:32,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:11:32,803 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:11:32,804 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 [2024-04-06 21:11:32,939 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:11:32,939 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:11:34,153 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:11:34,153 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 [2024-04-06 21:11:34,241 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:11:34,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [895649505] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:11:34,242 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:11:34,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 30, 27] total 74 [2024-04-06 21:11:34,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851699761] [2024-04-06 21:11:34,242 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:11:34,242 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 74 states [2024-04-06 21:11:34,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:11:34,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2024-04-06 21:11:34,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=386, Invalid=5016, Unknown=0, NotChecked=0, Total=5402 [2024-04-06 21:11:34,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:11:34,244 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:11:34,244 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) [2024-04-06 21:11:34,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:11:34,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:11:34,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:11:34,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:11:34,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:11:34,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:11:34,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:11:34,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:11:34,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:11:34,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:11:34,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:11:34,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:11:34,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:11:34,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-06 21:11:34,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:11:38,541 INFO L85 PathProgramCache]: Analyzing trace with hash 817201155, now seen corresponding path program 9 times [2024-04-06 21:11:38,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:11:38,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:11:38,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:38,545 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:11:38,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:40,281 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-04-06 21:11:40,306 INFO L85 PathProgramCache]: Analyzing trace with hash 1365071841, now seen corresponding path program 10 times [2024-04-06 21:11:40,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:11:40,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:11:40,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:40,310 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:11:40,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:46,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:11:46,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:11:46,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:11:46,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:11:46,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:11:46,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:11:46,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:11:46,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:11:46,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:11:46,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:11:46,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:11:46,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:11:46,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:11:46,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-06 21:11:46,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2024-04-06 21:11:46,028 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-04-06 21:11:46,224 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,SelfDestructingSolverStorable35,SelfDestructingSolverStorable36,SelfDestructingSolverStorable37 [2024-04-06 21:11:46,225 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:11:46,225 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:11:46,225 INFO L85 PathProgramCache]: Analyzing trace with hash 2005358455, now seen corresponding path program 10 times [2024-04-06 21:11:46,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:11:46,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779324027] [2024-04-06 21:11:46,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:11:46,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:11:46,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:11:46,345 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 17 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:11:46,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:11:46,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779324027] [2024-04-06 21:11:46,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779324027] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:11:46,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1788045138] [2024-04-06 21:11:46,346 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-06 21:11:46,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:11:46,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:11:46,347 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) [2024-04-06 21:11:46,370 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-04-06 21:11:46,393 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-06 21:11:46,393 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 21:11:46,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-06 21:11:46,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:11:46,623 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 17 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:11:46,623 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:11:46,712 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 17 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:11:46,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1788045138] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:11:46,713 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:11:46,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 17, 11] total 25 [2024-04-06 21:11:46,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432277218] [2024-04-06 21:11:46,713 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:11:46,713 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-04-06 21:11:46,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:11:46,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-04-06 21:11:46,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=483, Unknown=0, NotChecked=0, Total=600 [2024-04-06 21:11:46,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:11:46,714 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:11:46,715 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) [2024-04-06 21:11:46,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:11:46,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:11:46,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:11:46,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:11:46,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:11:46,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:11:46,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:11:46,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:11:46,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:11:46,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:11:46,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:11:46,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:11:46,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:11:46,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-06 21:11:46,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2024-04-06 21:11:46,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:11:47,084 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 14 treesize of output 8 [2024-04-06 21:11:47,104 INFO L85 PathProgramCache]: Analyzing trace with hash -464199845, now seen corresponding path program 4 times [2024-04-06 21:11:47,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:11:47,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:11:47,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:47,107 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:11:47,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:47,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 22 [2024-04-06 21:11:48,034 INFO L85 PathProgramCache]: Analyzing trace with hash 1869016835, now seen corresponding path program 11 times [2024-04-06 21:11:48,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:11:48,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:11:48,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:48,038 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:11:48,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:48,809 INFO L349 Elim1Store]: treesize reduction 186, result has 23.5 percent of original size [2024-04-06 21:11:48,809 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 25 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 30 case distinctions, treesize of input 69 treesize of output 89 [2024-04-06 21:11:50,936 INFO L85 PathProgramCache]: Analyzing trace with hash -2065256457, now seen corresponding path program 12 times [2024-04-06 21:11:50,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:11:50,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:11:50,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:50,942 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:11:50,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:11:52,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:11:52,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:11:52,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:11:52,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:11:52,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:11:52,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:11:52,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:11:52,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:11:52,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:11:52,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:11:52,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:11:52,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:11:52,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:11:52,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-04-06 21:11:52,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2024-04-06 21:11:52,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-04-06 21:11:52,583 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-04-06 21:11:52,776 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,SelfDestructingSolverStorable40,SelfDestructingSolverStorable41,SelfDestructingSolverStorable38,SelfDestructingSolverStorable39 [2024-04-06 21:11:52,777 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:11:52,777 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:11:52,777 INFO L85 PathProgramCache]: Analyzing trace with hash 58656529, now seen corresponding path program 11 times [2024-04-06 21:11:52,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:11:52,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864501922] [2024-04-06 21:11:52,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:11:52,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:11:52,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:11:53,799 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 17 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:11:53,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:11:53,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864501922] [2024-04-06 21:11:53,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864501922] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:11:53,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1603311306] [2024-04-06 21:11:53,799 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-06 21:11:53,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:11:53,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:11:53,800 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) [2024-04-06 21:11:53,802 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-04-06 21:11:53,842 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-04-06 21:11:53,842 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 21:11:53,843 WARN L260 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 93 conjunts are in the unsatisfiable core [2024-04-06 21:11:53,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:11:55,133 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 [2024-04-06 21:11:55,173 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:11:55,173 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:11:57,111 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:11:57,111 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 [2024-04-06 21:12:01,810 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:12:01,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1603311306] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:12:01,810 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:12:01,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 32, 32] total 85 [2024-04-06 21:12:01,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913112689] [2024-04-06 21:12:01,811 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:12:01,811 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 85 states [2024-04-06 21:12:01,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:12:01,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2024-04-06 21:12:01,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=449, Invalid=6691, Unknown=0, NotChecked=0, Total=7140 [2024-04-06 21:12:01,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:12:01,814 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:12:01,814 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) [2024-04-06 21:12:01,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:12:01,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:12:01,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:12:01,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:12:01,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:12:01,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:12:01,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:12:01,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:12:01,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:12:01,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:12:01,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:12:01,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:12:01,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:12:01,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-04-06 21:12:01,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2024-04-06 21:12:01,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-04-06 21:12:01,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:12:03,207 INFO L85 PathProgramCache]: Analyzing trace with hash -464199845, now seen corresponding path program 5 times [2024-04-06 21:12:03,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:12:03,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:12:03,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:12:03,211 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:12:03,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:12:06,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 16 [2024-04-06 21:12:06,298 INFO L85 PathProgramCache]: Analyzing trace with hash 1869016835, now seen corresponding path program 13 times [2024-04-06 21:12:06,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:12:06,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:12:06,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:12:06,301 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:12:06,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:12:13,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:12:13,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:12:13,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:12:13,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:12:13,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:12:13,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:12:13,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:12:13,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:12:13,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:12:13,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:12:13,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:12:13,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:12:13,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:12:13,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-04-06 21:12:13,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2024-04-06 21:12:13,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:12:13,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-04-06 21:12:13,565 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-04-06 21:12:13,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,SelfDestructingSolverStorable43,SelfDestructingSolverStorable44,15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:12:13,759 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:12:13,759 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:12:13,759 INFO L85 PathProgramCache]: Analyzing trace with hash 688087345, now seen corresponding path program 12 times [2024-04-06 21:12:13,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:12:13,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812786432] [2024-04-06 21:12:13,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:12:13,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:12:13,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:12:14,943 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 22 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:12:14,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:12:14,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812786432] [2024-04-06 21:12:14,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812786432] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:12:14,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1785860243] [2024-04-06 21:12:14,944 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-06 21:12:14,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:12:14,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:12:14,945 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) [2024-04-06 21:12:14,946 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-04-06 21:12:15,006 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-04-06 21:12:15,006 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 21:12:15,008 WARN L260 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 107 conjunts are in the unsatisfiable core [2024-04-06 21:12:15,009 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:12:16,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:12:16,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:12:16,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:12:16,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:12:16,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:12:16,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:12:16,837 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:12:16,837 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 [2024-04-06 21:12:17,417 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:12:17,417 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:12:19,456 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:12:19,456 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 [2024-04-06 21:12:19,799 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:12:19,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1785860243] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:12:19,799 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:12:19,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 38, 38] total 99 [2024-04-06 21:12:19,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692574044] [2024-04-06 21:12:19,799 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:12:19,800 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 99 states [2024-04-06 21:12:19,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:12:19,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 99 interpolants. [2024-04-06 21:12:19,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=574, Invalid=9128, Unknown=0, NotChecked=0, Total=9702 [2024-04-06 21:12:19,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:12:19,803 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:12:19,804 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) [2024-04-06 21:12:19,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:12:19,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:12:19,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:12:19,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:12:19,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:12:19,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:12:19,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:12:19,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:12:19,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:12:19,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:12:19,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:12:19,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:12:19,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:12:19,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-04-06 21:12:19,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2024-04-06 21:12:19,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:12:19,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-04-06 21:12:19,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:12:23,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-04-06 21:12:23,885 INFO L85 PathProgramCache]: Analyzing trace with hash 580550653, now seen corresponding path program 14 times [2024-04-06 21:12:23,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:12:23,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:12:23,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:12:23,887 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:12:23,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:12:35,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 23 [2024-04-06 21:12:35,502 INFO L85 PathProgramCache]: Analyzing trace with hash -648498323, now seen corresponding path program 15 times [2024-04-06 21:12:35,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:12:35,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:12:35,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:12:35,507 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:12:35,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:12:37,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 49 [2024-04-06 21:12:37,654 INFO L85 PathProgramCache]: Analyzing trace with hash -436627569, now seen corresponding path program 16 times [2024-04-06 21:12:37,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:12:37,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:12:37,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:12:37,660 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:12:37,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:12:39,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:12:39,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:12:39,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:12:39,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:12:39,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:12:39,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:12:39,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:12:39,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:12:39,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:12:39,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:12:39,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:12:39,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:12:39,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:12:39,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-04-06 21:12:39,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2024-04-06 21:12:39,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:12:39,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-04-06 21:12:39,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2024-04-06 21:12:39,733 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-04-06 21:12:39,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45,SelfDestructingSolverStorable46,16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47,SelfDestructingSolverStorable48 [2024-04-06 21:12:39,930 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:12:39,930 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:12:39,930 INFO L85 PathProgramCache]: Analyzing trace with hash 724758575, now seen corresponding path program 13 times [2024-04-06 21:12:39,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:12:39,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485824170] [2024-04-06 21:12:39,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:12:39,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:12:39,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:12:40,100 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 26 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:12:40,100 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:12:40,100 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485824170] [2024-04-06 21:12:40,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485824170] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:12:40,100 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [960123942] [2024-04-06 21:12:40,100 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-06 21:12:40,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:12:40,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:12:40,102 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) [2024-04-06 21:12:40,109 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-04-06 21:12:40,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:12:40,159 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 20 conjunts are in the unsatisfiable core [2024-04-06 21:12:40,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:12:40,422 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 26 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:12:40,422 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:12:40,533 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 26 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:12:40,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [960123942] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:12:40,533 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:12:40,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 21, 13] total 31 [2024-04-06 21:12:40,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170543018] [2024-04-06 21:12:40,533 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:12:40,534 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-04-06 21:12:40,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:12:40,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-04-06 21:12:40,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=766, Unknown=0, NotChecked=0, Total=930 [2024-04-06 21:12:40,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:12:40,535 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:12:40,535 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) [2024-04-06 21:12:40,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:12:40,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:12:40,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:12:40,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:12:40,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:12:40,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:12:40,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:12:40,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:12:40,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:12:40,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:12:40,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:12:40,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:12:40,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:12:40,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-04-06 21:12:40,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2024-04-06 21:12:40,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:12:40,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-04-06 21:12:40,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2024-04-06 21:12:40,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:12:41,195 INFO L85 PathProgramCache]: Analyzing trace with hash 817201155, now seen corresponding path program 17 times [2024-04-06 21:12:41,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:12:41,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:12:41,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:12:41,198 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:12:41,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:12:41,455 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 22 [2024-04-06 21:12:41,487 INFO L85 PathProgramCache]: Analyzing trace with hash 1365071841, now seen corresponding path program 18 times [2024-04-06 21:12:41,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:12:41,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:12:41,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:12:41,490 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:12:41,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:12:41,869 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 16 [2024-04-06 21:12:41,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1869016835, now seen corresponding path program 19 times [2024-04-06 21:12:41,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:12:41,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:12:41,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:12:41,904 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:12:41,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:12:42,101 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 11 [2024-04-06 21:12:42,125 INFO L85 PathProgramCache]: Analyzing trace with hash 828851781, now seen corresponding path program 20 times [2024-04-06 21:12:42,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:12:42,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:12:42,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:12:42,129 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:12:42,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:12:42,324 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 33 treesize of output 17 [2024-04-06 21:12:44,371 INFO L85 PathProgramCache]: Analyzing trace with hash 1957614567, now seen corresponding path program 21 times [2024-04-06 21:12:44,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:12:44,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:12:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:12:44,375 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:12:44,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:12:45,437 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:45,437 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:45,438 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:45,439 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:45,439 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:45,440 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:45,440 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:45,440 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:45,450 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:12:45,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 53 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 2 case distinctions, treesize of input 77 treesize of output 57 [2024-04-06 21:12:45,514 INFO L85 PathProgramCache]: Analyzing trace with hash 1307704273, now seen corresponding path program 22 times [2024-04-06 21:12:45,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:12:45,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:12:45,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:12:45,519 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:12:45,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:12:47,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:12:47,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:12:47,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:12:47,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:12:47,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:12:47,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:12:47,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:12:47,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:12:47,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:12:47,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:12:47,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:12:47,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:12:47,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:12:47,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-04-06 21:12:47,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2024-04-06 21:12:47,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:12:47,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-04-06 21:12:47,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 165 states. [2024-04-06 21:12:47,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2024-04-06 21:12:47,535 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-04-06 21:12:47,732 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,SelfDestructingSolverStorable50,SelfDestructingSolverStorable51,SelfDestructingSolverStorable52,SelfDestructingSolverStorable53,SelfDestructingSolverStorable54,SelfDestructingSolverStorable55,SelfDestructingSolverStorable49 [2024-04-06 21:12:47,732 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:12:47,732 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:12:47,732 INFO L85 PathProgramCache]: Analyzing trace with hash 1911110345, now seen corresponding path program 14 times [2024-04-06 21:12:47,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:12:47,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140997400] [2024-04-06 21:12:47,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:12:47,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:12:47,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:12:49,132 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 33 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:12:49,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:12:49,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140997400] [2024-04-06 21:12:49,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140997400] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:12:49,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [748794629] [2024-04-06 21:12:49,133 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-06 21:12:49,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:12:49,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:12:49,134 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) [2024-04-06 21:12:49,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-04-06 21:12:49,174 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-06 21:12:49,175 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 21:12:49,176 WARN L260 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 118 conjunts are in the unsatisfiable core [2024-04-06 21:12:49,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:12:51,176 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:12:51,176 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 [2024-04-06 21:12:51,290 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:12:51,290 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:12:57,975 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:57,976 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:57,978 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:57,979 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:57,980 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:57,981 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:57,983 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:57,983 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:57,986 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:57,987 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:57,988 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:57,996 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:57,999 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:58,002 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:58,003 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:58,003 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:58,004 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:58,005 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:58,005 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:58,010 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:58,011 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:58,011 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:58,011 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:58,012 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:58,015 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:58,017 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:58,018 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:58,019 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:58,019 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:58,021 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:58,021 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:58,022 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:58,024 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:58,025 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:58,025 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:58,026 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:12:58,438 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:12:58,439 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 [2024-04-06 21:12:59,633 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:12:59,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [748794629] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:12:59,634 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:12:59,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 41, 41] total 108 [2024-04-06 21:12:59,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204633340] [2024-04-06 21:12:59,634 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:12:59,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 108 states [2024-04-06 21:12:59,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:12:59,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 108 interpolants. [2024-04-06 21:12:59,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1262, Invalid=10294, Unknown=0, NotChecked=0, Total=11556 [2024-04-06 21:12:59,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:12:59,638 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:12:59,638 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) [2024-04-06 21:12:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:12:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:12:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:12:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:12:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:12:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:12:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:12:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:12:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:12:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:12:59,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:12:59,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:12:59,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:12:59,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-04-06 21:12:59,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2024-04-06 21:12:59,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:12:59,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-04-06 21:12:59,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 165 states. [2024-04-06 21:12:59,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2024-04-06 21:12:59,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:13:05,363 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 14 treesize of output 8 [2024-04-06 21:13:05,383 INFO L85 PathProgramCache]: Analyzing trace with hash 2104947133, now seen corresponding path program 23 times [2024-04-06 21:13:05,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:13:05,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:13:05,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:13:05,386 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:13:05,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:13:08,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 27 [2024-04-06 21:13:09,012 INFO L85 PathProgramCache]: Analyzing trace with hash -648498323, now seen corresponding path program 24 times [2024-04-06 21:13:09,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:13:09,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:13:09,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:13:09,017 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:13:09,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:13:10,068 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 20 [2024-04-06 21:13:10,105 INFO L85 PathProgramCache]: Analyzing trace with hash -436627569, now seen corresponding path program 25 times [2024-04-06 21:13:10,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:13:10,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:13:10,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:13:10,111 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:13:10,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:13:12,431 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,431 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,432 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,432 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,433 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,433 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,433 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,434 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,435 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,435 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,436 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,437 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,438 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,439 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,439 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,440 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,440 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,440 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,441 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,441 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,442 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,442 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,442 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,443 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,444 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,444 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,445 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,445 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,445 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,446 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,446 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,447 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,447 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,447 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,448 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,449 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,449 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,450 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:13:12,493 INFO L349 Elim1Store]: treesize reduction 12, result has 78.9 percent of original size [2024-04-06 21:13:12,494 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 84 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 7 case distinctions, treesize of input 146 treesize of output 122 [2024-04-06 21:13:12,951 INFO L85 PathProgramCache]: Analyzing trace with hash -1721608589, now seen corresponding path program 26 times [2024-04-06 21:13:12,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:13:12,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:13:12,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:13:12,957 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:13:12,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:13:15,851 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 37 [2024-04-06 21:13:23,661 WARN L293 SmtUtils]: Spent 6.04s on a formula simplification. DAG size of input: 47 DAG size of output: 13 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-04-06 21:13:23,666 INFO L85 PathProgramCache]: Analyzing trace with hash -903442155, now seen corresponding path program 27 times [2024-04-06 21:13:23,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:13:23,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:13:23,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:13:23,670 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:13:23,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:13:24,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:13:24,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:13:24,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:13:24,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:13:24,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:13:24,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:13:24,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:13:24,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:13:24,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:13:24,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:13:24,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:13:24,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:13:24,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:13:24,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-04-06 21:13:24,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2024-04-06 21:13:24,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:13:24,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-04-06 21:13:24,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2024-04-06 21:13:24,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-04-06 21:13:24,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-06 21:13:24,299 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-04-06 21:13:24,495 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,SelfDestructingSolverStorable61,18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable56,SelfDestructingSolverStorable57,SelfDestructingSolverStorable58,SelfDestructingSolverStorable59 [2024-04-06 21:13:24,496 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:13:24,496 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:13:24,496 INFO L85 PathProgramCache]: Analyzing trace with hash -1035034647, now seen corresponding path program 15 times [2024-04-06 21:13:24,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:13:24,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485370971] [2024-04-06 21:13:24,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:13:24,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:13:24,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:13:26,077 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 40 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:13:26,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:13:26,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485370971] [2024-04-06 21:13:26,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485370971] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:13:26,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [288443593] [2024-04-06 21:13:26,078 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-06 21:13:26,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:13:26,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:13:26,079 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) [2024-04-06 21:13:26,080 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-04-06 21:13:26,144 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-04-06 21:13:26,145 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 21:13:26,146 WARN L260 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 131 conjunts are in the unsatisfiable core [2024-04-06 21:13:26,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:13:29,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:13:29,341 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:13:29,341 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 [2024-04-06 21:13:29,922 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:13:29,922 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:13:33,237 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:13:33,238 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 [2024-04-06 21:13:33,363 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:13:33,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [288443593] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:13:33,363 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:13:33,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 46, 39] total 114 [2024-04-06 21:13:33,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808524753] [2024-04-06 21:13:33,363 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:13:33,364 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 114 states [2024-04-06 21:13:33,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:13:33,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 114 interpolants. [2024-04-06 21:13:33,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=760, Invalid=12122, Unknown=0, NotChecked=0, Total=12882 [2024-04-06 21:13:33,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:13:33,367 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:13:33,367 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) [2024-04-06 21:13:33,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:13:33,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:13:33,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:13:33,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:13:33,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:13:33,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:13:33,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:13:33,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:13:33,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:13:33,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:13:33,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:13:33,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:13:33,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:13:33,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-04-06 21:13:33,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2024-04-06 21:13:33,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:13:33,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-04-06 21:13:33,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2024-04-06 21:13:33,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-04-06 21:13:33,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-06 21:13:33,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:13:38,357 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 20 treesize of output 12 [2024-04-06 21:13:38,392 INFO L85 PathProgramCache]: Analyzing trace with hash -464199845, now seen corresponding path program 6 times [2024-04-06 21:13:38,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:13:38,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:13:38,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:13:38,395 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:13:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:13:56,377 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 27 [2024-04-06 21:13:56,425 INFO L85 PathProgramCache]: Analyzing trace with hash -648498323, now seen corresponding path program 28 times [2024-04-06 21:13:56,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:13:56,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:13:56,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:13:56,430 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:13:56,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:14:04,438 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,440 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,443 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,443 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,445 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,446 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,446 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,446 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,449 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,449 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,450 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,451 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,454 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,454 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,455 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,455 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,455 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,456 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,456 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,457 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,457 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,458 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,458 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,460 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,460 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,461 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,461 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,461 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,463 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,463 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,463 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,464 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,464 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,465 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,466 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,466 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,467 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,467 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,467 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,468 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,468 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,469 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,469 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,469 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,471 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,472 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,473 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,474 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,477 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,478 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,482 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,482 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,483 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,483 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:04,706 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:14:04,706 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 19 select indices, 19 select index equivalence classes, 135 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 36 case distinctions, treesize of input 105 treesize of output 331 [2024-04-06 21:14:07,158 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,160 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,163 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,164 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,166 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,166 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,166 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,167 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,169 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,170 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,170 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,171 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,174 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,175 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,175 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,176 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,176 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,176 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,177 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,177 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,178 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,178 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,178 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,180 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,181 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,181 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,182 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,182 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,183 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,184 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,184 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,184 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,185 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,185 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,186 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,187 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,187 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,188 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,188 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,188 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,189 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,189 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,190 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,190 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,192 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,192 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,193 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,195 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,198 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,199 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,200 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,201 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,201 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,202 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:07,432 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:14:07,433 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 19 select indices, 19 select index equivalence classes, 135 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 36 case distinctions, treesize of input 110 treesize of output 336 [2024-04-06 21:14:08,257 INFO L85 PathProgramCache]: Analyzing trace with hash 2058064363, now seen corresponding path program 29 times [2024-04-06 21:14:08,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:14:08,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:14:08,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:14:08,264 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:14:08,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:14:10,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:14:10,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:14:10,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:14:10,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:14:10,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:14:10,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:14:10,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:14:10,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:14:10,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:14:10,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:14:10,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:14:10,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:14:10,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:14:10,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-04-06 21:14:10,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2024-04-06 21:14:10,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:14:10,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-04-06 21:14:10,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2024-04-06 21:14:10,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-04-06 21:14:10,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-06 21:14:10,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 180 states. [2024-04-06 21:14:10,814 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-04-06 21:14:11,010 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,SelfDestructingSolverStorable62,SelfDestructingSolverStorable63,SelfDestructingSolverStorable64,SelfDestructingSolverStorable65 [2024-04-06 21:14:11,010 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:14:11,010 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:14:11,010 INFO L85 PathProgramCache]: Analyzing trace with hash -1633066777, now seen corresponding path program 16 times [2024-04-06 21:14:11,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:14:11,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903332035] [2024-04-06 21:14:11,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:14:11,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:14:11,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:14:11,193 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 37 proven. 134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:14:11,193 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:14:11,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903332035] [2024-04-06 21:14:11,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903332035] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:14:11,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [362862625] [2024-04-06 21:14:11,194 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-06 21:14:11,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:14:11,194 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:14:11,195 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) [2024-04-06 21:14:11,203 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-04-06 21:14:11,256 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-06 21:14:11,256 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 21:14:11,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 24 conjunts are in the unsatisfiable core [2024-04-06 21:14:11,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:14:11,608 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 37 proven. 134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:14:11,608 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:14:11,786 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 37 proven. 134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:14:11,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [362862625] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:14:11,786 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:14:11,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 25, 15] total 37 [2024-04-06 21:14:11,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701584579] [2024-04-06 21:14:11,787 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:14:11,787 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-04-06 21:14:11,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:14:11,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-04-06 21:14:11,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=218, Invalid=1114, Unknown=0, NotChecked=0, Total=1332 [2024-04-06 21:14:11,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:14:11,788 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:14:11,788 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) [2024-04-06 21:14:11,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:14:11,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:14:11,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:14:11,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:14:11,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:14:11,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:14:11,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:14:11,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:14:11,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:14:11,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:14:11,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:14:11,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:14:11,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:14:11,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-04-06 21:14:11,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2024-04-06 21:14:11,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:14:11,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-04-06 21:14:11,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2024-04-06 21:14:11,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-04-06 21:14:11,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-06 21:14:11,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 180 states. [2024-04-06 21:14:11,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:14:12,190 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 20 treesize of output 12 [2024-04-06 21:14:12,218 INFO L85 PathProgramCache]: Analyzing trace with hash -464199845, now seen corresponding path program 7 times [2024-04-06 21:14:12,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:14:12,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:14:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:14:12,220 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:14:12,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:14:13,238 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 14 treesize of output 8 [2024-04-06 21:14:13,262 INFO L85 PathProgramCache]: Analyzing trace with hash 2104947133, now seen corresponding path program 30 times [2024-04-06 21:14:13,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:14:13,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:14:13,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:14:13,297 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:14:13,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:14:15,528 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,530 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,531 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,531 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,531 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,532 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,532 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,534 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,536 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,536 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,537 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,537 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,538 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,540 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,540 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,540 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,541 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,541 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,543 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,543 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,544 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,544 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,544 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,546 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,547 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,547 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,547 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,548 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,548 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,549 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,549 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,549 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,550 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,550 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,551 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,551 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,551 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,553 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,553 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,553 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,554 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,554 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,555 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:15,590 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:14:15,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 98 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 7 case distinctions, treesize of input 149 treesize of output 123 [2024-04-06 21:14:19,264 INFO L85 PathProgramCache]: Analyzing trace with hash -903442155, now seen corresponding path program 31 times [2024-04-06 21:14:19,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:14:19,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:14:19,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:14:19,271 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:14:19,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:14:19,527 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,528 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,530 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,530 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,532 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,532 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,533 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,533 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,535 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,535 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,536 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,537 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,537 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,538 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,538 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,539 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,539 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,540 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,540 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,541 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,542 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,543 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,543 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,544 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,544 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,545 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,546 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,547 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,547 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,548 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,548 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,549 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,549 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,550 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,551 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,552 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,552 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,553 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,553 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,554 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,554 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,555 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,555 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,556 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,556 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,557 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,557 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,559 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,559 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,560 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,560 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:14:19,602 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:14:19,602 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 111 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 9 case distinctions, treesize of input 115 treesize of output 121 [2024-04-06 21:14:25,072 INFO L85 PathProgramCache]: Analyzing trace with hash 2058064363, now seen corresponding path program 32 times [2024-04-06 21:14:25,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:14:25,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:14:25,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:14:25,078 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:14:25,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:14:28,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:14:28,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:14:28,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:14:28,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:14:28,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:14:28,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:14:28,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:14:28,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:14:28,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:14:28,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:14:28,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:14:28,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:14:28,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:14:28,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-04-06 21:14:28,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2024-04-06 21:14:28,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:14:28,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-04-06 21:14:28,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2024-04-06 21:14:28,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-04-06 21:14:28,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-04-06 21:14:28,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2024-04-06 21:14:28,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2024-04-06 21:14:28,479 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-04-06 21:14:28,676 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,SelfDestructingSolverStorable66,SelfDestructingSolverStorable67,SelfDestructingSolverStorable68,SelfDestructingSolverStorable69,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:14:28,677 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:14:28,677 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:14:28,677 INFO L85 PathProgramCache]: Analyzing trace with hash 267519617, now seen corresponding path program 17 times [2024-04-06 21:14:28,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:14:28,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550295558] [2024-04-06 21:14:28,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:14:28,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:14:28,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:14:30,464 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 60 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:14:30,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:14:30,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550295558] [2024-04-06 21:14:30,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [550295558] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:14:30,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1103217350] [2024-04-06 21:14:30,465 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-06 21:14:30,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:14:30,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:14:30,466 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) [2024-04-06 21:14:30,467 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-04-06 21:14:30,531 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2024-04-06 21:14:30,531 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 21:14:30,533 WARN L260 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 141 conjunts are in the unsatisfiable core [2024-04-06 21:14:30,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:14:33,449 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 [2024-04-06 21:14:33,512 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:14:33,512 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:14:39,831 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:14:39,831 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 [2024-04-06 21:15:21,994 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:15:21,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1103217350] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:15:21,994 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:15:21,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 48, 48] total 129 [2024-04-06 21:15:21,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660270107] [2024-04-06 21:15:21,994 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:15:21,995 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 129 states [2024-04-06 21:15:21,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:15:21,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 129 interpolants. [2024-04-06 21:15:21,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=934, Invalid=15578, Unknown=0, NotChecked=0, Total=16512 [2024-04-06 21:15:21,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:15:21,997 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:15:21,998 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) [2024-04-06 21:15:21,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:15:21,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:15:21,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:15:21,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:15:21,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:15:21,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:15:21,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:15:21,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:15:21,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:15:21,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:15:21,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:15:21,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:15:21,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:15:21,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-04-06 21:15:21,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2024-04-06 21:15:21,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:15:21,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-04-06 21:15:21,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2024-04-06 21:15:21,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-04-06 21:15:21,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-04-06 21:15:21,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2024-04-06 21:15:21,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2024-04-06 21:15:21,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:15:22,974 INFO L85 PathProgramCache]: Analyzing trace with hash -467348361, now seen corresponding path program 5 times [2024-04-06 21:15:22,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:15:22,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:15:22,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:15:22,977 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:15:22,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:15:25,818 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 14 treesize of output 8 [2024-04-06 21:15:25,838 INFO L85 PathProgramCache]: Analyzing trace with hash 580550653, now seen corresponding path program 33 times [2024-04-06 21:15:25,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:15:25,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:15:25,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:15:25,842 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:15:25,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:15:26,752 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 14 [2024-04-06 21:15:26,784 INFO L85 PathProgramCache]: Analyzing trace with hash -436567873, now seen corresponding path program 34 times [2024-04-06 21:15:26,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:15:26,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:15:26,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:15:26,789 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:15:26,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:15:30,317 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 19 [2024-04-06 21:15:30,361 INFO L85 PathProgramCache]: Analyzing trace with hash 828851781, now seen corresponding path program 35 times [2024-04-06 21:15:30,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:15:30,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:15:30,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:15:30,365 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:15:30,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:15:35,071 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 30 treesize of output 16 [2024-04-06 21:15:35,107 INFO L85 PathProgramCache]: Analyzing trace with hash -648498323, now seen corresponding path program 36 times [2024-04-06 21:15:35,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:15:35,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:15:35,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:15:35,110 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:15:35,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:15:37,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 20 [2024-04-06 21:15:37,850 INFO L85 PathProgramCache]: Analyzing trace with hash -650552655, now seen corresponding path program 37 times [2024-04-06 21:15:37,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:15:37,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:15:37,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:15:37,855 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:15:37,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:15:41,556 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 66 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2024-04-06 21:15:41,632 INFO L85 PathProgramCache]: Analyzing trace with hash 2058064363, now seen corresponding path program 38 times [2024-04-06 21:15:41,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:15:41,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:15:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:15:41,638 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:15:41,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:15:51,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:15:51,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:15:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:15:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:15:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:15:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:15:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:15:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:15:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:15:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:15:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:15:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:15:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:15:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-04-06 21:15:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2024-04-06 21:15:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:15:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-04-06 21:15:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2024-04-06 21:15:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-04-06 21:15:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2024-04-06 21:15:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 203 states. [2024-04-06 21:15:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2024-04-06 21:15:51,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-04-06 21:15:51,343 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2024-04-06 21:15:51,538 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,SelfDestructingSolverStorable71,SelfDestructingSolverStorable72,SelfDestructingSolverStorable73,SelfDestructingSolverStorable74,SelfDestructingSolverStorable75,SelfDestructingSolverStorable76,SelfDestructingSolverStorable77,SelfDestructingSolverStorable78 [2024-04-06 21:15:51,538 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:15:51,539 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:15:51,539 INFO L85 PathProgramCache]: Analyzing trace with hash 1818146465, now seen corresponding path program 18 times [2024-04-06 21:15:51,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:15:51,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299549088] [2024-04-06 21:15:51,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:15:51,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:15:51,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:15:53,566 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 90 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:15:53,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:15:53,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299549088] [2024-04-06 21:15:53,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299549088] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:15:53,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1212608505] [2024-04-06 21:15:53,566 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-06 21:15:53,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:15:53,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:15:53,567 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) [2024-04-06 21:15:53,568 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-04-06 21:15:53,635 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2024-04-06 21:15:53,635 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 21:15:53,637 WARN L260 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 155 conjunts are in the unsatisfiable core [2024-04-06 21:15:53,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:15:57,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:15:57,353 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:15:57,354 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 [2024-04-06 21:15:57,558 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:15:57,558 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:16:03,475 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:16:03,475 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 [2024-04-06 21:16:18,409 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:16:18,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1212608505] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:16:18,409 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:16:18,409 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 54, 54] total 143 [2024-04-06 21:16:18,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880898077] [2024-04-06 21:16:18,409 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:16:18,410 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 143 states [2024-04-06 21:16:18,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:16:18,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 143 interpolants. [2024-04-06 21:16:18,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1276, Invalid=19030, Unknown=0, NotChecked=0, Total=20306 [2024-04-06 21:16:18,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:16:18,412 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:16:18,412 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) [2024-04-06 21:16:18,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:16:18,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:16:18,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:16:18,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:16:18,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:16:18,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:16:18,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:16:18,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:16:18,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:16:18,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:16:18,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:16:18,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:16:18,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:16:18,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-04-06 21:16:18,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2024-04-06 21:16:18,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:16:18,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-04-06 21:16:18,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2024-04-06 21:16:18,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-04-06 21:16:18,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 138 states. [2024-04-06 21:16:18,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 203 states. [2024-04-06 21:16:18,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2024-04-06 21:16:18,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-04-06 21:16:18,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:16:27,726 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 16 [2024-04-06 21:16:27,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1869016835, now seen corresponding path program 39 times [2024-04-06 21:16:27,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:16:27,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:16:27,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:16:27,760 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:16:27,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:16:29,701 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 33 treesize of output 17 [2024-04-06 21:16:29,734 INFO L85 PathProgramCache]: Analyzing trace with hash 1957614567, now seen corresponding path program 40 times [2024-04-06 21:16:29,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:16:29,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:16:29,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:16:29,737 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:16:29,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:16:36,211 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 24 [2024-04-06 21:16:36,265 INFO L85 PathProgramCache]: Analyzing trace with hash -650552655, now seen corresponding path program 41 times [2024-04-06 21:16:36,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:16:36,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:16:36,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:16:36,269 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:16:36,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:16:36,854 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 20 [2024-04-06 21:16:36,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1307704273, now seen corresponding path program 42 times [2024-04-06 21:16:36,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:16:36,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:16:36,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:16:36,897 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:16:36,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:16:40,955 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 66 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 27 [2024-04-06 21:16:40,996 INFO L85 PathProgramCache]: Analyzing trace with hash -903442155, now seen corresponding path program 43 times [2024-04-06 21:16:40,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:16:40,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:16:41,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:16:41,001 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:16:41,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:16:49,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:16:49,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:16:49,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:16:49,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:16:49,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:16:49,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:16:49,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:16:49,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:16:49,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:16:49,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:16:49,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:16:49,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:16:49,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:16:49,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-04-06 21:16:49,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2024-04-06 21:16:49,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:16:49,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-04-06 21:16:49,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2024-04-06 21:16:49,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-04-06 21:16:49,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2024-04-06 21:16:49,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 203 states. [2024-04-06 21:16:49,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2024-04-06 21:16:49,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-04-06 21:16:49,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 166 states. [2024-04-06 21:16:49,171 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2024-04-06 21:16:49,368 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80,SelfDestructingSolverStorable81,SelfDestructingSolverStorable82,SelfDestructingSolverStorable83,SelfDestructingSolverStorable84,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable79 [2024-04-06 21:16:49,368 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:16:49,368 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:16:49,368 INFO L85 PathProgramCache]: Analyzing trace with hash 84847007, now seen corresponding path program 19 times [2024-04-06 21:16:49,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:16:49,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797595556] [2024-04-06 21:16:49,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:16:49,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:16:49,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:16:49,621 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 50 proven. 191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:16:49,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:16:49,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797595556] [2024-04-06 21:16:49,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797595556] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:16:49,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [476619707] [2024-04-06 21:16:49,622 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-06 21:16:49,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:16:49,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:16:49,623 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) [2024-04-06 21:16:49,626 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-04-06 21:16:49,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:16:49,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-06 21:16:49,694 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:16:50,213 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 50 proven. 191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:16:50,214 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:16:50,420 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 50 proven. 191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:16:50,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [476619707] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:16:50,420 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:16:50,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 29, 17] total 43 [2024-04-06 21:16:50,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410973479] [2024-04-06 21:16:50,420 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:16:50,421 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2024-04-06 21:16:50,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:16:50,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2024-04-06 21:16:50,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=279, Invalid=1527, Unknown=0, NotChecked=0, Total=1806 [2024-04-06 21:16:50,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:16:50,422 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:16:50,422 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) [2024-04-06 21:16:50,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:16:50,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:16:50,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:16:50,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:16:50,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:16:50,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:16:50,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:16:50,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:16:50,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:16:50,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:16:50,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:16:50,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:16:50,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:16:50,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-04-06 21:16:50,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2024-04-06 21:16:50,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:16:50,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-04-06 21:16:50,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2024-04-06 21:16:50,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-04-06 21:16:50,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 138 states. [2024-04-06 21:16:50,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 203 states. [2024-04-06 21:16:50,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2024-04-06 21:16:50,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-04-06 21:16:50,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 166 states. [2024-04-06 21:16:50,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:16:50,580 INFO L85 PathProgramCache]: Analyzing trace with hash -467348361, now seen corresponding path program 6 times [2024-04-06 21:16:50,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:16:50,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:16:50,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:16:50,581 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:16:50,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:16:50,837 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 14 treesize of output 8 [2024-04-06 21:16:50,857 INFO L85 PathProgramCache]: Analyzing trace with hash -464199845, now seen corresponding path program 8 times [2024-04-06 21:16:50,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:16:50,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:16:50,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:16:50,859 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:16:50,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:16:51,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 18 [2024-04-06 21:16:51,176 INFO L85 PathProgramCache]: Analyzing trace with hash 817201155, now seen corresponding path program 44 times [2024-04-06 21:16:51,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:16:51,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:16:51,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:16:51,178 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:16:51,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:16:51,321 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 14 [2024-04-06 21:16:51,360 INFO L85 PathProgramCache]: Analyzing trace with hash -436567873, now seen corresponding path program 45 times [2024-04-06 21:16:51,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:16:51,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:16:51,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:16:51,363 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:16:51,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:16:51,555 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 22 [2024-04-06 21:16:51,584 INFO L85 PathProgramCache]: Analyzing trace with hash 1365071841, now seen corresponding path program 46 times [2024-04-06 21:16:51,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:16:51,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:16:51,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:16:51,586 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:16:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:16:51,897 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 14 treesize of output 8 [2024-04-06 21:16:51,919 INFO L85 PathProgramCache]: Analyzing trace with hash 2104947133, now seen corresponding path program 47 times [2024-04-06 21:16:51,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:16:51,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:16:51,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:16:51,922 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:16:51,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:16:52,522 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 25 [2024-04-06 21:16:52,625 INFO L85 PathProgramCache]: Analyzing trace with hash -2065256457, now seen corresponding path program 48 times [2024-04-06 21:16:52,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:16:52,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:16:52,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:16:52,630 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:16:52,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:16:57,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:16:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:16:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:16:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:16:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:16:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:16:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:16:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:16:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:16:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:16:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:16:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:16:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:16:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-04-06 21:16:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2024-04-06 21:16:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:16:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-04-06 21:16:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2024-04-06 21:16:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-04-06 21:16:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2024-04-06 21:16:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 203 states. [2024-04-06 21:16:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2024-04-06 21:16:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2024-04-06 21:16:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 178 states. [2024-04-06 21:16:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 165 states. [2024-04-06 21:16:57,555 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2024-04-06 21:16:57,749 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,SelfDestructingSolverStorable91,SelfDestructingSolverStorable92,23 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable85,SelfDestructingSolverStorable86,SelfDestructingSolverStorable87,SelfDestructingSolverStorable88,SelfDestructingSolverStorable89 [2024-04-06 21:16:57,749 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:16:57,750 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:16:57,750 INFO L85 PathProgramCache]: Analyzing trace with hash -1269994951, now seen corresponding path program 20 times [2024-04-06 21:16:57,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:16:57,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886126227] [2024-04-06 21:16:57,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:16:57,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:16:57,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:16:59,990 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 84 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:16:59,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:16:59,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886126227] [2024-04-06 21:16:59,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886126227] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:16:59,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1951566846] [2024-04-06 21:16:59,991 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-06 21:16:59,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:16:59,991 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:16:59,992 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) [2024-04-06 21:16:59,997 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-04-06 21:17:00,041 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-06 21:17:00,041 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 21:17:00,043 WARN L260 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 166 conjunts are in the unsatisfiable core [2024-04-06 21:17:00,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:17:04,154 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:17:04,155 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 [2024-04-06 21:17:04,308 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 254 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:17:04,308 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:17:26,764 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,765 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,766 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,768 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,771 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,777 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,781 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,781 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,781 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,782 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,782 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,783 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,783 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,784 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,785 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,794 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,796 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,797 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,797 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,797 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,799 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,799 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,801 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,802 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,802 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,803 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,803 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,804 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,805 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,805 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,807 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,808 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,808 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,808 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,809 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,809 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,810 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,811 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,811 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,812 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,815 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,817 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,830 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,831 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,834 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,834 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,839 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,840 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,840 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,841 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,842 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,842 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,843 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,843 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,844 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,845 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,845 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,847 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,847 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,848 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,849 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,849 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,850 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,851 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,851 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,855 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,856 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,858 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,858 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,860 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,862 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,862 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,863 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,863 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,864 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,866 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,867 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,868 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:17:26,868 INFO L224 Elim1Store]: Index analysis took 105 ms [2024-04-06 21:17:28,186 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:17:28,186 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 [2024-04-06 21:17:32,354 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 254 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:17:32,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1951566846] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:17:32,354 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:17:32,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 57, 57] total 152 [2024-04-06 21:17:32,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500084011] [2024-04-06 21:17:32,355 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:17:32,355 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 152 states [2024-04-06 21:17:32,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:17:32,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 152 interpolants. [2024-04-06 21:17:32,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2541, Invalid=20411, Unknown=0, NotChecked=0, Total=22952 [2024-04-06 21:17:32,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:17:32,358 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:17:32,358 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) [2024-04-06 21:17:32,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:17:32,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:17:32,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:17:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:17:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:17:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:17:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:17:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:17:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:17:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:17:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:17:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:17:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:17:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-04-06 21:17:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2024-04-06 21:17:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:17:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-04-06 21:17:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2024-04-06 21:17:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-04-06 21:17:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2024-04-06 21:17:32,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 203 states. [2024-04-06 21:17:32,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2024-04-06 21:17:32,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2024-04-06 21:17:32,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 178 states. [2024-04-06 21:17:32,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 165 states. [2024-04-06 21:17:32,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:17:33,325 INFO L85 PathProgramCache]: Analyzing trace with hash -467348361, now seen corresponding path program 7 times [2024-04-06 21:17:33,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:17:33,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:17:33,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:17:33,327 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:17:33,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:17:36,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 14 [2024-04-06 21:17:36,452 INFO L85 PathProgramCache]: Analyzing trace with hash 580550653, now seen corresponding path program 49 times [2024-04-06 21:17:36,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:17:36,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:17:36,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:17:36,454 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:17:36,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:17:36,914 INFO L85 PathProgramCache]: Analyzing trace with hash 817201155, now seen corresponding path program 50 times [2024-04-06 21:17:36,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:17:36,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:17:36,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:17:36,917 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:17:36,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:17:37,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 14 [2024-04-06 21:17:37,509 INFO L85 PathProgramCache]: Analyzing trace with hash -436567873, now seen corresponding path program 51 times [2024-04-06 21:17:37,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:17:37,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:17:37,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:17:37,511 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:17:37,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:18:06,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:18:06,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:18:06,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:18:06,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:18:06,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:18:06,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:18:06,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:18:06,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:18:06,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:18:06,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:18:06,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:18:06,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:18:06,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:18:06,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-04-06 21:18:06,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2024-04-06 21:18:06,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:18:06,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-04-06 21:18:06,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2024-04-06 21:18:06,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-04-06 21:18:06,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2024-04-06 21:18:06,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 203 states. [2024-04-06 21:18:06,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2024-04-06 21:18:06,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2024-04-06 21:18:06,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2024-04-06 21:18:06,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2024-04-06 21:18:06,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 149 states. [2024-04-06 21:18:06,403 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2024-04-06 21:18:06,597 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,SelfDestructingSolverStorable93,SelfDestructingSolverStorable94,SelfDestructingSolverStorable95,SelfDestructingSolverStorable96,SelfDestructingSolverStorable97 [2024-04-06 21:18:06,597 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:18:06,597 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:18:06,597 INFO L85 PathProgramCache]: Analyzing trace with hash -1067997863, now seen corresponding path program 21 times [2024-04-06 21:18:06,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:18:06,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510861338] [2024-04-06 21:18:06,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:18:06,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:18:06,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:18:09,320 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 94 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:18:09,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:18:09,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510861338] [2024-04-06 21:18:09,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1510861338] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:18:09,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1551315819] [2024-04-06 21:18:09,321 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-06 21:18:09,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:18:09,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:18:09,322 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) [2024-04-06 21:18:09,323 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-04-06 21:18:09,398 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2024-04-06 21:18:09,398 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 21:18:09,400 WARN L260 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 179 conjunts are in the unsatisfiable core [2024-04-06 21:18:09,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:18:15,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 21:18:15,642 INFO L224 Elim1Store]: Index analysis took 115 ms [2024-04-06 21:18:16,417 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:18:16,418 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 [2024-04-06 21:18:17,678 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 294 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:18:17,678 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:18:25,314 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:18:25,314 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 [2024-04-06 21:18:25,475 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 294 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:18:25,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1551315819] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:18:25,475 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:18:25,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 62, 51] total 154 [2024-04-06 21:18:25,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273315248] [2024-04-06 21:18:25,475 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:18:25,476 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 154 states [2024-04-06 21:18:25,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:18:25,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 154 interpolants. [2024-04-06 21:18:25,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1287, Invalid=22275, Unknown=0, NotChecked=0, Total=23562 [2024-04-06 21:18:25,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:18:25,478 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:18:25,479 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) [2024-04-06 21:18:25,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:18:25,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:18:25,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:18:25,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:18:25,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:18:25,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:18:25,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:18:25,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:18:25,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:18:25,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:18:25,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:18:25,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:18:25,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:18:25,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-04-06 21:18:25,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2024-04-06 21:18:25,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:18:25,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-04-06 21:18:25,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2024-04-06 21:18:25,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-04-06 21:18:25,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2024-04-06 21:18:25,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 203 states. [2024-04-06 21:18:25,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2024-04-06 21:18:25,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2024-04-06 21:18:25,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2024-04-06 21:18:25,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2024-04-06 21:18:25,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 149 states. [2024-04-06 21:18:25,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:18:31,261 INFO L85 PathProgramCache]: Analyzing trace with hash 1849794233, now seen corresponding path program 2 times [2024-04-06 21:18:31,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:18:31,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:18:31,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:18:31,263 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:18:31,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:18:40,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 14 [2024-04-06 21:18:40,202 INFO L85 PathProgramCache]: Analyzing trace with hash 580550653, now seen corresponding path program 52 times [2024-04-06 21:18:40,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:18:40,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:18:40,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:18:40,204 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:18:40,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:18:40,812 INFO L85 PathProgramCache]: Analyzing trace with hash 817201155, now seen corresponding path program 53 times [2024-04-06 21:18:40,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:18:40,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:18:40,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:18:40,814 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:18:40,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:18:52,398 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2024-04-06 21:18:52,422 INFO L85 PathProgramCache]: Analyzing trace with hash 828851781, now seen corresponding path program 54 times [2024-04-06 21:18:52,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:18:52,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:18:52,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:18:52,426 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:18:52,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:18:59,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 29 [2024-04-06 21:19:00,032 INFO L85 PathProgramCache]: Analyzing trace with hash -2065256457, now seen corresponding path program 55 times [2024-04-06 21:19:00,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:19:00,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:19:00,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:19:00,037 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:19:00,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:19:19,583 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 66 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 22 [2024-04-06 21:19:19,620 INFO L85 PathProgramCache]: Analyzing trace with hash -624514089, now seen corresponding path program 56 times [2024-04-06 21:19:19,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:19:19,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:19:19,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:19:19,626 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:19:19,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:19:27,500 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 91 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 24 [2024-04-06 21:19:27,565 INFO L85 PathProgramCache]: Analyzing trace with hash 2105003547, now seen corresponding path program 57 times [2024-04-06 21:19:27,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:19:27,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:19:27,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:19:27,570 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:19:27,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:19:37,834 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,835 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,836 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,838 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,839 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,842 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,843 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,844 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,845 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,845 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,846 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,847 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,848 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,850 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,851 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,851 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,851 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,852 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,852 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,853 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,854 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,854 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,855 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,855 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,856 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,856 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,857 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,857 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,858 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,858 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,858 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,859 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,860 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,860 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,861 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,864 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,867 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,872 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,873 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,873 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,877 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,880 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,882 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,883 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,883 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,884 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,884 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,885 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,885 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,885 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,886 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,887 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,889 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,889 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,891 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,892 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,892 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,893 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,893 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,893 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,894 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,895 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,895 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,897 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,900 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,901 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,903 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,903 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,904 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,904 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,904 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,905 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,906 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,908 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,911 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,912 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,912 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,913 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,915 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,915 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,917 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,918 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,918 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,919 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,920 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,921 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,921 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,922 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,922 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,922 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,923 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,924 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,924 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,925 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,925 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,926 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,928 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,930 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,931 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,931 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,932 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,933 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,933 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,934 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:37,935 INFO L224 Elim1Store]: Index analysis took 103 ms [2024-04-06 21:19:38,715 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:19:38,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 27 select indices, 27 select index equivalence classes, 273 disjoint index pairs (out of 351 index pairs), introduced 27 new quantified variables, introduced 78 case distinctions, treesize of input 137 treesize of output 675 [2024-04-06 21:19:40,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1745429983, now seen corresponding path program 58 times [2024-04-06 21:19:40,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:19:40,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:19:40,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:19:40,410 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:19:40,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:19:41,508 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,509 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,511 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,511 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,511 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,512 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,517 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,517 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,519 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,519 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,520 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,521 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,524 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,524 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,524 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,526 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,526 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,526 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,528 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,528 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,530 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,530 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,531 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,531 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,532 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,534 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,535 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,535 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,536 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,537 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,537 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,538 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,538 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,539 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,541 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,542 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,542 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,545 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,545 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,545 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,546 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,546 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,547 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,548 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,548 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,548 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,551 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,552 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,552 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,556 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,557 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,560 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,560 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,561 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,561 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,561 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,562 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,562 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,563 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,563 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,564 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,564 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,566 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,566 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,567 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,569 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,570 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,573 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,574 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,574 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,575 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,575 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,575 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,576 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,577 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,577 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,578 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,579 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,579 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,579 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,580 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,580 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,581 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,584 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,586 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,586 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,587 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,587 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,588 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,589 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,589 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,589 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,590 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,591 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,591 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,592 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,592 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,592 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,593 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,593 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,594 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,595 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,596 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:41,597 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:42,383 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:19:42,383 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 27 select indices, 27 select index equivalence classes, 273 disjoint index pairs (out of 351 index pairs), introduced 27 new quantified variables, introduced 78 case distinctions, treesize of input 138 treesize of output 676 [2024-04-06 21:19:46,799 INFO L85 PathProgramCache]: Analyzing trace with hash -1726245277, now seen corresponding path program 59 times [2024-04-06 21:19:46,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:19:46,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:19:46,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:19:46,804 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:19:46,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:19:50,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:19:50,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:19:50,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:19:50,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:19:50,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:19:50,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:19:50,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:19:50,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:19:50,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:19:50,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:19:50,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:19:50,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:19:50,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:19:50,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-04-06 21:19:50,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2024-04-06 21:19:50,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:19:50,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-04-06 21:19:50,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2024-04-06 21:19:50,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-04-06 21:19:50,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2024-04-06 21:19:50,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 203 states. [2024-04-06 21:19:50,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2024-04-06 21:19:50,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2024-04-06 21:19:50,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2024-04-06 21:19:50,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2024-04-06 21:19:50,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 149 states. [2024-04-06 21:19:50,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 268 states. [2024-04-06 21:19:50,628 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2024-04-06 21:19:50,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98,SelfDestructingSolverStorable104,SelfDestructingSolverStorable99,SelfDestructingSolverStorable105,SelfDestructingSolverStorable106,SelfDestructingSolverStorable107,SelfDestructingSolverStorable100,SelfDestructingSolverStorable101,SelfDestructingSolverStorable102,25 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable103 [2024-04-06 21:19:50,824 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:19:50,825 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:19:50,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1049021015, now seen corresponding path program 22 times [2024-04-06 21:19:50,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:19:50,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649383855] [2024-04-06 21:19:50,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:19:50,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:19:50,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:19:51,080 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 65 proven. 258 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:19:51,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:19:51,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649383855] [2024-04-06 21:19:51,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649383855] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:19:51,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [116738698] [2024-04-06 21:19:51,081 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-06 21:19:51,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:19:51,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:19:51,082 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) [2024-04-06 21:19:51,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-04-06 21:19:51,158 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-06 21:19:51,158 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 21:19:51,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 32 conjunts are in the unsatisfiable core [2024-04-06 21:19:51,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:19:51,759 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 65 proven. 258 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:19:51,759 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:19:51,991 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 65 proven. 258 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:19:51,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [116738698] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:19:51,991 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:19:51,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 33, 19] total 49 [2024-04-06 21:19:51,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629007522] [2024-04-06 21:19:51,992 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:19:51,992 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-04-06 21:19:51,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:19:51,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-04-06 21:19:51,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=347, Invalid=2005, Unknown=0, NotChecked=0, Total=2352 [2024-04-06 21:19:51,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:19:51,994 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:19:51,994 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) [2024-04-06 21:19:51,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:19:51,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:19:51,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:19:51,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:19:51,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:19:51,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:19:51,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:19:51,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:19:51,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:19:51,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:19:51,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:19:51,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:19:51,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:19:51,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-04-06 21:19:51,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2024-04-06 21:19:51,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:19:51,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-04-06 21:19:51,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2024-04-06 21:19:51,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-04-06 21:19:51,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2024-04-06 21:19:51,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 203 states. [2024-04-06 21:19:51,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2024-04-06 21:19:51,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2024-04-06 21:19:51,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2024-04-06 21:19:51,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2024-04-06 21:19:51,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 149 states. [2024-04-06 21:19:51,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 268 states. [2024-04-06 21:19:51,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:19:53,202 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 19 [2024-04-06 21:19:53,236 INFO L85 PathProgramCache]: Analyzing trace with hash 828851781, now seen corresponding path program 60 times [2024-04-06 21:19:53,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:19:53,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:19:53,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:19:53,239 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:19:53,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:19:53,468 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 33 treesize of output 17 [2024-04-06 21:19:53,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1957614567, now seen corresponding path program 61 times [2024-04-06 21:19:53,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:19:53,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:19:53,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:19:53,505 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:19:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:19:54,255 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 27 [2024-04-06 21:19:54,307 INFO L85 PathProgramCache]: Analyzing trace with hash -648498323, now seen corresponding path program 62 times [2024-04-06 21:19:54,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:19:54,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:19:54,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:19:54,310 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:19:54,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:19:56,147 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 91 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 24 [2024-04-06 21:19:56,186 INFO L85 PathProgramCache]: Analyzing trace with hash -21184675, now seen corresponding path program 63 times [2024-04-06 21:19:56,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:19:56,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:19:56,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:19:56,191 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:19:56,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:19:57,664 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,665 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,665 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,666 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,666 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,667 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,667 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,667 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,668 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,668 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,669 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,669 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,669 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,670 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,670 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,671 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,671 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,671 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,672 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,672 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,673 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,673 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,674 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,674 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,674 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,675 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,675 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,677 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,677 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,678 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,678 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,678 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,679 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,679 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,680 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,680 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,681 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,681 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,681 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,682 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,682 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,683 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,683 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,683 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,684 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,684 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,685 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,686 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,687 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,687 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,687 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,688 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,688 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,689 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,689 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,690 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,691 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,692 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,692 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,692 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,693 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,693 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,694 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,695 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,696 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,696 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,698 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,698 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,698 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,699 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,699 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,700 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,701 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,701 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,702 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,703 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,703 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,703 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,704 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,704 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,705 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,705 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,705 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,706 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,706 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,707 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,707 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,707 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,708 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,708 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,709 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,709 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,709 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,710 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,711 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,711 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,712 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,712 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,712 INFO L173 IndexEqualityManager]: detected equality via solver [2024-04-06 21:19:57,764 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:19:57,765 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 218 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 13 case distinctions, treesize of input 147 treesize of output 157 [2024-04-06 21:20:02,082 INFO L85 PathProgramCache]: Analyzing trace with hash -1726245277, now seen corresponding path program 64 times [2024-04-06 21:20:02,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:20:02,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:20:02,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:20:02,088 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:20:02,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:20:08,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:20:08,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:20:08,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:20:08,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:20:08,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:20:08,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:20:08,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:20:08,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:20:08,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:20:08,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:20:08,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:20:08,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:20:08,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:20:08,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-04-06 21:20:08,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2024-04-06 21:20:08,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:20:08,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-04-06 21:20:08,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2024-04-06 21:20:08,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-04-06 21:20:08,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2024-04-06 21:20:08,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 203 states. [2024-04-06 21:20:08,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2024-04-06 21:20:08,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2024-04-06 21:20:08,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2024-04-06 21:20:08,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2024-04-06 21:20:08,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2024-04-06 21:20:08,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 284 states. [2024-04-06 21:20:08,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 206 states. [2024-04-06 21:20:08,036 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2024-04-06 21:20:08,232 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,SelfDestructingSolverStorable110,SelfDestructingSolverStorable108,SelfDestructingSolverStorable109,SelfDestructingSolverStorable111,SelfDestructingSolverStorable112,SelfDestructingSolverStorable113 [2024-04-06 21:20:08,232 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 4 more)] === [2024-04-06 21:20:08,233 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 21:20:08,233 INFO L85 PathProgramCache]: Analyzing trace with hash -1095801359, now seen corresponding path program 23 times [2024-04-06 21:20:08,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 21:20:08,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430254139] [2024-04-06 21:20:08,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:20:08,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:20:08,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 21:20:11,177 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 121 proven. 217 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:20:11,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 21:20:11,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430254139] [2024-04-06 21:20:11,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430254139] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 21:20:11,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [383677920] [2024-04-06 21:20:11,178 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-06 21:20:11,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 21:20:11,178 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 21:20:11,179 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) [2024-04-06 21:20:11,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2024-04-06 21:20:11,256 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2024-04-06 21:20:11,256 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 21:20:11,258 WARN L260 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 189 conjunts are in the unsatisfiable core [2024-04-06 21:20:11,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 21:20:16,724 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 [2024-04-06 21:20:16,812 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 0 proven. 338 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:20:16,812 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 21:20:32,058 WARN L293 SmtUtils]: Spent 5.94s 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) [2024-04-06 21:20:32,058 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 21:20:32,059 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 [2024-04-06 21:23:30,898 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 0 proven. 338 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 21:23:30,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [383677920] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 21:23:30,899 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 21:23:30,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53, 64, 64] total 173 [2024-04-06 21:23:30,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668157619] [2024-04-06 21:23:30,899 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 21:23:30,900 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 173 states [2024-04-06 21:23:30,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 21:23:30,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 173 interpolants. [2024-04-06 21:23:30,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1543, Invalid=28213, Unknown=0, NotChecked=0, Total=29756 [2024-04-06 21:23:30,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:23:30,902 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 21:23:30,902 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) [2024-04-06 21:23:30,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-04-06 21:23:30,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-06 21:23:30,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-06 21:23:30,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 21:23:30,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-06 21:23:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:23:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-06 21:23:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-06 21:23:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-06 21:23:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-06 21:23:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-06 21:23:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-04-06 21:23:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-06 21:23:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-04-06 21:23:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2024-04-06 21:23:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-06 21:23:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-04-06 21:23:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 173 states. [2024-04-06 21:23:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-04-06 21:23:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2024-04-06 21:23:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 203 states. [2024-04-06 21:23:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2024-04-06 21:23:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2024-04-06 21:23:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2024-04-06 21:23:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2024-04-06 21:23:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2024-04-06 21:23:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 284 states. [2024-04-06 21:23:30,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 206 states. [2024-04-06 21:23:30,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 21:23:34,581 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 14 treesize of output 8 [2024-04-06 21:23:34,603 INFO L85 PathProgramCache]: Analyzing trace with hash -464199845, now seen corresponding path program 9 times [2024-04-06 21:23:34,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:23:34,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:23:34,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:23:34,605 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:23:34,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:23:36,252 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 14 [2024-04-06 21:23:36,283 INFO L85 PathProgramCache]: Analyzing trace with hash 580550653, now seen corresponding path program 65 times [2024-04-06 21:23:36,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 21:23:36,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 21:23:36,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 21:23:36,285 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 21:23:36,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat Received shutdown request... [2024-04-06 21:23:59,374 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2024-04-06 21:23:59,407 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-06 21:23:59,407 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-06 21:23:59,407 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-06 21:23:59,569 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,SelfDestructingSolverStorable115,SelfDestructingSolverStorable116,SelfDestructingSolverStorable114 [2024-04-06 21:23:59,570 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-7-2-2-1 term,while SimplifyDDA2 was simplifying 7 xjuncts wrt. a ATOM-1 context. [2024-04-06 21:23:59,572 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 7 remaining) [2024-04-06 21:23:59,572 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 7 remaining) [2024-04-06 21:23:59,573 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (4 of 7 remaining) [2024-04-06 21:23:59,573 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2024-04-06 21:23:59,573 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2024-04-06 21:23:59,573 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Thread1of1ForFork0Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2024-04-06 21:23:59,573 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Thread1of1ForFork0Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 7 remaining) [2024-04-06 21:23:59,578 INFO L445 BasicCegarLoop]: Path program histogram: [65, 23, 9, 7, 4, 2, 2, 1, 1, 1, 1, 1] [2024-04-06 21:23:59,581 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-06 21:23:59,581 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-06 21:23:59,584 INFO L201 PluginConnector]: Adding new model parallel-sum-equiv.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 09:23:59 BasicIcfg [2024-04-06 21:23:59,584 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-06 21:23:59,584 INFO L158 Benchmark]: Toolchain (without parser) took 805730.73ms. Allocated memory was 165.7MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 136.1MB in the beginning and 757.1MB in the end (delta: -621.0MB). Peak memory consumption was 432.5MB. Max. memory is 8.0GB. [2024-04-06 21:23:59,585 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.12ms. Allocated memory is still 165.7MB. Free memory was 132.3MB in the beginning and 132.1MB in the end (delta: 149.8kB). There was no memory consumed. Max. memory is 8.0GB. [2024-04-06 21:23:59,585 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.77ms. Allocated memory is still 165.7MB. Free memory was 135.9MB in the beginning and 138.2MB in the end (delta: -2.2MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-06 21:23:59,585 INFO L158 Benchmark]: Boogie Preprocessor took 21.32ms. Allocated memory is still 165.7MB. Free memory was 138.2MB in the beginning and 137.2MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-06 21:23:59,586 INFO L158 Benchmark]: RCFGBuilder took 270.27ms. Allocated memory is still 165.7MB. Free memory was 137.2MB in the beginning and 126.1MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2024-04-06 21:23:59,586 INFO L158 Benchmark]: TraceAbstraction took 805375.21ms. Allocated memory was 165.7MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 124.9MB in the beginning and 757.1MB in the end (delta: -632.2MB). Peak memory consumption was 423.1MB. Max. memory is 8.0GB. [2024-04-06 21:23:59,588 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 0.12ms. Allocated memory is still 165.7MB. Free memory was 132.3MB in the beginning and 132.1MB in the end (delta: 149.8kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 57.77ms. Allocated memory is still 165.7MB. Free memory was 135.9MB in the beginning and 138.2MB in the end (delta: -2.2MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 21.32ms. Allocated memory is still 165.7MB. Free memory was 138.2MB in the beginning and 137.2MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 270.27ms. Allocated memory is still 165.7MB. Free memory was 137.2MB in the beginning and 126.1MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * TraceAbstraction took 805375.21ms. Allocated memory was 165.7MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 124.9MB in the beginning and 757.1MB in the end (delta: -632.2MB). Peak memory consumption was 423.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 81327, independent: 63648, independent conditional: 63573, independent unconditional: 75, dependent: 17679, dependent conditional: 17651, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 66380, independent: 63648, independent conditional: 63573, independent unconditional: 75, dependent: 2732, dependent conditional: 2724, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 66380, independent: 63648, independent conditional: 63573, independent unconditional: 75, dependent: 2732, dependent conditional: 2724, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 66380, independent: 63648, independent conditional: 63573, independent unconditional: 75, dependent: 2732, dependent conditional: 2724, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 94248, independent: 63648, independent conditional: 7749, independent unconditional: 55899, dependent: 30600, dependent conditional: 26872, dependent unconditional: 3728, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 94248, independent: 63648, independent conditional: 7588, independent unconditional: 56060, dependent: 30600, dependent conditional: 26496, dependent unconditional: 4104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 94248, independent: 63648, independent conditional: 7588, independent unconditional: 56060, dependent: 30600, dependent conditional: 26496, dependent unconditional: 4104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1074, independent: 160, independent conditional: 16, independent unconditional: 144, dependent: 914, dependent conditional: 910, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1074, independent: 158, independent conditional: 0, independent unconditional: 158, dependent: 916, dependent conditional: 0, dependent unconditional: 916, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 916, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 914, dependent conditional: 910, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 916, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 914, dependent conditional: 910, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1591, independent: 30, independent conditional: 0, independent unconditional: 30, dependent: 1561, dependent conditional: 1526, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 94248, independent: 63488, independent conditional: 7572, independent unconditional: 55916, dependent: 29686, dependent conditional: 25586, dependent unconditional: 4100, unknown: 1074, unknown conditional: 926, unknown unconditional: 148] , Statistics on independence cache: Total cache size (in pairs): 1074, Positive cache size: 160, Positive conditional cache size: 16, Positive unconditional cache size: 144, Negative cache size: 914, Negative conditional cache size: 910, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 537, Maximal queried relation: 28, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 94248, independent: 63648, independent conditional: 7749, independent unconditional: 55899, dependent: 30600, dependent conditional: 26872, dependent unconditional: 3728, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 94248, independent: 63648, independent conditional: 7588, independent unconditional: 56060, dependent: 30600, dependent conditional: 26496, dependent unconditional: 4104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 94248, independent: 63648, independent conditional: 7588, independent unconditional: 56060, dependent: 30600, dependent conditional: 26496, dependent unconditional: 4104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1074, independent: 160, independent conditional: 16, independent unconditional: 144, dependent: 914, dependent conditional: 910, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1074, independent: 158, independent conditional: 0, independent unconditional: 158, dependent: 916, dependent conditional: 0, dependent unconditional: 916, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 916, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 914, dependent conditional: 910, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 916, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 914, dependent conditional: 910, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1591, independent: 30, independent conditional: 0, independent unconditional: 30, dependent: 1561, dependent conditional: 1526, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 94248, independent: 63488, independent conditional: 7572, independent unconditional: 55916, dependent: 29686, dependent conditional: 25586, dependent unconditional: 4100, unknown: 1074, unknown conditional: 926, unknown unconditional: 148] , Statistics on independence cache: Total cache size (in pairs): 1074, Positive cache size: 160, Positive conditional cache size: 16, Positive unconditional cache size: 144, Negative cache size: 914, Negative conditional cache size: 910, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 537 ], Independence queries for same thread: 14947 - TimeoutResultAtElement [Line: 50]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-7-2-2-1 term,while SimplifyDDA2 was simplifying 7 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 54]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-7-2-2-1 term,while SimplifyDDA2 was simplifying 7 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 86]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-7-2-2-1 term,while SimplifyDDA2 was simplifying 7 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 81]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-7-2-2-1 term,while SimplifyDDA2 was simplifying 7 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 78]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-7-2-2-1 term,while SimplifyDDA2 was simplifying 7 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 50]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-7-2-2-1 term,while SimplifyDDA2 was simplifying 7 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 54]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-7-2-2-1 term,while SimplifyDDA2 was simplifying 7 xjuncts wrt. a ATOM-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 55 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 805.2s, OverallIterations: 29, TraceHistogramMax: 0, PathProgramHistogramMax: 65, EmptinessCheckTime: 409.3s, 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: 2686, 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, 0.7s SatisfiabilityAnalysisTime, 388.8s InterpolantComputationTime, 2512 NumberOfCodeBlocks, 2512 NumberOfCodeBlocksAsserted, 128 NumberOfCheckSat, 3648 ConstructedInterpolants, 154 QuantifiedInterpolants, 75675 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown