/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps X --traceabstraction.defines.what.statements.are.considered.a.step.in.por GLOBAL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/send-receive-alt.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-03 23:05:36,797 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2023-05-03 23:05:36,871 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-03 23:05:36,897 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-03 23:05:36,897 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-03 23:05:36,897 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-03 23:05:36,897 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-03 23:05:36,898 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-03 23:05:36,898 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-03 23:05:36,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-03 23:05:36,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-03 23:05:36,899 INFO L138 SettingsManager]: * Use SBE=true [2023-05-03 23:05:36,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-03 23:05:36,899 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-03 23:05:36,900 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-03 23:05:36,900 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-03 23:05:36,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-03 23:05:36,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-03 23:05:36,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-03 23:05:36,900 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-03 23:05:36,900 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-03 23:05:36,900 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-03 23:05:36,900 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-03 23:05:36,900 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-03 23:05:36,900 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-03 23:05:36,901 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-03 23:05:36,901 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-03 23:05:36,901 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-03 23:05:36,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-03 23:05:36,902 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-03 23:05:36,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-03 23:05:36,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-03 23:05:36,902 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-03 23:05:36,902 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-03 23:05:36,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-03 23:05:36,902 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-03 23:05:36,902 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-03 23:05:36,902 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-03 23:05:36,902 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-03 23:05:36,903 INFO L138 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/UAutomizer-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> GLOBAL_READ_WRITE [2023-05-03 23:05:37,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-03 23:05:37,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-03 23:05:37,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-03 23:05:37,105 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-05-03 23:05:37,106 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2023-05-03 23:05:37,107 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/send-receive-alt.wvr.bpl [2023-05-03 23:05:37,108 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/send-receive-alt.wvr.bpl' [2023-05-03 23:05:37,124 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-03 23:05:37,125 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-05-03 23:05:37,126 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-03 23:05:37,126 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-03 23:05:37,126 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-03 23:05:37,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:05:37" (1/1) ... [2023-05-03 23:05:37,156 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:05:37" (1/1) ... [2023-05-03 23:05:37,161 INFO L138 Inliner]: procedures = 3, calls = 2, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2023-05-03 23:05:37,163 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-03 23:05:37,164 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-03 23:05:37,164 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-03 23:05:37,164 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-03 23:05:37,169 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:05:37" (1/1) ... [2023-05-03 23:05:37,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:05:37" (1/1) ... [2023-05-03 23:05:37,170 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:05:37" (1/1) ... [2023-05-03 23:05:37,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:05:37" (1/1) ... [2023-05-03 23:05:37,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:05:37" (1/1) ... [2023-05-03 23:05:37,176 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:05:37" (1/1) ... [2023-05-03 23:05:37,177 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:05:37" (1/1) ... [2023-05-03 23:05:37,177 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:05:37" (1/1) ... [2023-05-03 23:05:37,178 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-03 23:05:37,179 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-03 23:05:37,179 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-03 23:05:37,179 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-03 23:05:37,180 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:05:37" (1/1) ... [2023-05-03 23:05:37,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-03 23:05:37,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:05:37,200 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-05-03 23:05:37,219 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-05-03 23:05:37,250 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2023-05-03 23:05:37,251 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-03 23:05:37,251 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-03 23:05:37,251 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2023-05-03 23:05:37,251 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-03 23:05:37,251 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-03 23:05:37,251 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-05-03 23:05:37,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-03 23:05:37,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-03 23:05:37,253 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-03 23:05:37,285 INFO L235 CfgBuilder]: Building ICFG [2023-05-03 23:05:37,287 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-03 23:05:37,361 INFO L276 CfgBuilder]: Performing block encoding [2023-05-03 23:05:37,374 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-03 23:05:37,374 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2023-05-03 23:05:37,374 WARN L330 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2023-05-03 23:05:37,376 INFO L202 PluginConnector]: Adding new model send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 11:05:37 BoogieIcfgContainer [2023-05-03 23:05:37,376 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-03 23:05:37,378 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-03 23:05:37,378 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-03 23:05:37,380 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-03 23:05:37,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:05:37" (1/2) ... [2023-05-03 23:05:37,381 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72e5acfe and model type send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 11:05:37, skipping insertion in model container [2023-05-03 23:05:37,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 11:05:37" (2/2) ... [2023-05-03 23:05:37,382 INFO L112 eAbstractionObserver]: Analyzing ICFG send-receive-alt.wvr.bpl [2023-05-03 23:05:37,388 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-03 23:05:37,417 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-03 23:05:37,418 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-03 23:05:37,418 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-03 23:05:37,454 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-05-03 23:05:37,486 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-03 23:05:37,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-03 23:05:37,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:05:37,488 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-05-03 23:05:37,497 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-05-03 23:05:37,516 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-03 23:05:37,534 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-03 23:05:37,547 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=LoopsAndPotentialCycles, 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;@fe16fb1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-03 23:05:37,548 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-03 23:05:37,624 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:05:37,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:05:37,628 INFO L85 PathProgramCache]: Analyzing trace with hash -1378373667, now seen corresponding path program 1 times [2023-05-03 23:05:37,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:05:37,634 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582026888] [2023-05-03 23:05:37,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:05:37,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:05:37,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:05:37,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:05:37,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:05:37,743 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582026888] [2023-05-03 23:05:37,743 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582026888] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-03 23:05:37,743 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-03 23:05:37,743 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-03 23:05:37,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114372332] [2023-05-03 23:05:37,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-03 23:05:37,760 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-03 23:05:37,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:05:37,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-03 23:05:37,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-03 23:05:37,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:05:37,803 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:05:37,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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) [2023-05-03 23:05:37,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:05:37,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:37,836 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-03 23:05:37,837 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:05:37,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:05:37,837 INFO L85 PathProgramCache]: Analyzing trace with hash 2000460797, now seen corresponding path program 1 times [2023-05-03 23:05:37,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:05:37,838 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034750323] [2023-05-03 23:05:37,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:05:37,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:05:37,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:05:37,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-03 23:05:37,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:05:37,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034750323] [2023-05-03 23:05:37,897 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034750323] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-03 23:05:37,897 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-03 23:05:37,897 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-03 23:05:37,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169860774] [2023-05-03 23:05:37,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-03 23:05:37,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-03 23:05:37,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:05:37,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-03 23:05:37,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-03 23:05:37,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:05:37,899 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:05:37,900 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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) [2023-05-03 23:05:37,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:37,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:05:37,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:37,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:37,931 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-03 23:05:37,931 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:05:37,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:05:37,932 INFO L85 PathProgramCache]: Analyzing trace with hash -894791561, now seen corresponding path program 1 times [2023-05-03 23:05:37,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:05:37,932 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760052654] [2023-05-03 23:05:37,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:05:37,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:05:37,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:05:37,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:05:37,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:05:37,988 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760052654] [2023-05-03 23:05:37,989 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760052654] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-03 23:05:37,989 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-03 23:05:37,989 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-03 23:05:37,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152946872] [2023-05-03 23:05:37,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-03 23:05:37,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-03 23:05:37,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:05:37,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-03 23:05:37,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-03 23:05:37,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:05:37,992 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:05:37,992 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 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) [2023-05-03 23:05:37,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:37,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:37,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:05:38,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:38,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:38,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:38,037 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-03 23:05:38,037 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:05:38,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:05:38,038 INFO L85 PathProgramCache]: Analyzing trace with hash -1218079646, now seen corresponding path program 1 times [2023-05-03 23:05:38,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:05:38,038 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234027388] [2023-05-03 23:05:38,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:05:38,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:05:38,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:05:38,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:05:38,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:05:38,158 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234027388] [2023-05-03 23:05:38,158 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234027388] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 23:05:38,158 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1391226039] [2023-05-03 23:05:38,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:05:38,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:05:38,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:05:38,160 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 23:05:38,164 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-05-03 23:05:38,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:05:38,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 9 conjunts are in the unsatisfiable core [2023-05-03 23:05:38,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 23:05:38,267 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 16 treesize of output 10 [2023-05-03 23:05:38,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:05:38,300 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 23:05:38,385 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 23:05:38,386 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 22 treesize of output 24 [2023-05-03 23:05:38,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:05:38,442 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1391226039] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 23:05:38,442 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 23:05:38,442 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2023-05-03 23:05:38,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115685884] [2023-05-03 23:05:38,443 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 23:05:38,444 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-05-03 23:05:38,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:05:38,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-05-03 23:05:38,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-05-03 23:05:38,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:05:38,445 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:05:38,445 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.111111111111111) internal successors, (28), 8 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-03 23:05:38,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:38,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:38,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:38,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:05:38,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:38,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:38,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:38,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:05:38,535 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-05-03 23:05:38,732 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2023-05-03 23:05:38,733 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:05:38,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:05:38,733 INFO L85 PathProgramCache]: Analyzing trace with hash 911775805, now seen corresponding path program 2 times [2023-05-03 23:05:38,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:05:38,733 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698228948] [2023-05-03 23:05:38,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:05:38,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:05:38,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:05:38,798 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:05:38,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:05:38,798 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698228948] [2023-05-03 23:05:38,798 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698228948] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 23:05:38,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [744182327] [2023-05-03 23:05:38,799 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-03 23:05:38,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:05:38,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:05:38,800 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 23:05:38,804 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-05-03 23:05:38,829 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-03 23:05:38,830 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 23:05:38,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 4 conjunts are in the unsatisfiable core [2023-05-03 23:05:38,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 23:05:38,846 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-03 23:05:38,847 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-05-03 23:05:38,847 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [744182327] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-03 23:05:38,847 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-05-03 23:05:38,847 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2023-05-03 23:05:38,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279076553] [2023-05-03 23:05:38,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-03 23:05:38,848 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-05-03 23:05:38,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:05:38,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-05-03 23:05:38,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-05-03 23:05:38,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:05:38,848 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:05:38,848 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 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) [2023-05-03 23:05:38,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:38,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:38,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:38,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:05:38,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:05:38,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:38,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:38,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:38,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:05:38,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:38,913 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-05-03 23:05:39,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:05:39,111 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:05:39,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:05:39,113 INFO L85 PathProgramCache]: Analyzing trace with hash -496329622, now seen corresponding path program 3 times [2023-05-03 23:05:39,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:05:39,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737128993] [2023-05-03 23:05:39,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:05:39,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:05:39,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:05:39,141 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-03 23:05:39,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:05:39,141 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737128993] [2023-05-03 23:05:39,141 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737128993] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 23:05:39,141 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [215438502] [2023-05-03 23:05:39,141 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-03 23:05:39,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:05:39,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:05:39,143 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 23:05:39,145 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-05-03 23:05:39,173 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2023-05-03 23:05:39,174 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 23:05:39,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-05-03 23:05:39,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 23:05:39,190 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-03 23:05:39,190 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 23:05:39,204 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-03 23:05:39,204 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [215438502] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 23:05:39,205 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 23:05:39,205 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 4 [2023-05-03 23:05:39,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683338727] [2023-05-03 23:05:39,205 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 23:05:39,205 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-05-03 23:05:39,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:05:39,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-05-03 23:05:39,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-05-03 23:05:39,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:05:39,206 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:05:39,206 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) [2023-05-03 23:05:39,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:39,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:39,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:39,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:05:39,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:39,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:05:39,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:39,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:39,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:39,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:05:39,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:39,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:39,268 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-05-03 23:05:39,461 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:05:39,461 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:05:39,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:05:39,461 INFO L85 PathProgramCache]: Analyzing trace with hash 1794669706, now seen corresponding path program 1 times [2023-05-03 23:05:39,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:05:39,462 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320206787] [2023-05-03 23:05:39,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:05:39,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:05:39,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:05:39,626 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:05:39,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:05:39,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320206787] [2023-05-03 23:05:39,627 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320206787] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 23:05:39,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2028390526] [2023-05-03 23:05:39,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:05:39,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:05:39,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:05:39,628 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 23:05:39,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:05:39,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 17 conjunts are in the unsatisfiable core [2023-05-03 23:05:39,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 23:05:39,658 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-05-03 23:05:39,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:39,787 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:39,789 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 19 [2023-05-03 23:05:39,804 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:05:39,805 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 23:05:39,912 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 23:05:39,912 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 60 [2023-05-03 23:05:39,994 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:05:39,994 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2028390526] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 23:05:39,994 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 23:05:39,994 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 14 [2023-05-03 23:05:39,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674224225] [2023-05-03 23:05:39,995 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 23:05:39,996 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-05-03 23:05:39,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:05:39,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-05-03 23:05:39,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2023-05-03 23:05:39,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:05:39,999 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:05:39,999 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.7333333333333334) internal successors, (41), 14 states have internal predecessors, (41), 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) [2023-05-03 23:05:39,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:39,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:39,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:39,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:05:39,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:39,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:39,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:05:40,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:40,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:40,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:40,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:05:40,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:40,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:40,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:05:40,135 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-05-03 23:05:40,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:05:40,327 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:05:40,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:05:40,328 INFO L85 PathProgramCache]: Analyzing trace with hash 1149055122, now seen corresponding path program 2 times [2023-05-03 23:05:40,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:05:40,328 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522393082] [2023-05-03 23:05:40,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:05:40,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:05:40,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:05:40,524 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:05:40,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:05:40,525 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522393082] [2023-05-03 23:05:40,525 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522393082] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 23:05:40,525 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [613739145] [2023-05-03 23:05:40,525 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-03 23:05:40,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:05:40,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:05:40,529 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 23:05:40,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-05-03 23:05:40,554 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-03 23:05:40,555 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 23:05:40,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 25 conjunts are in the unsatisfiable core [2023-05-03 23:05:40,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 23:05:40,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:40,723 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:40,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:40,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:40,724 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:40,725 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 24 [2023-05-03 23:05:40,739 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:05:40,739 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 23:05:40,924 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 23:05:40,925 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 60 treesize of output 114 [2023-05-03 23:05:41,062 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:05:41,062 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [613739145] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 23:05:41,062 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 23:05:41,063 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 20 [2023-05-03 23:05:41,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755757823] [2023-05-03 23:05:41,063 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 23:05:41,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2023-05-03 23:05:41,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:05:41,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2023-05-03 23:05:41,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=327, Unknown=0, NotChecked=0, Total=420 [2023-05-03 23:05:41,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:05:41,064 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:05:41,065 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 2.5238095238095237) internal successors, (53), 20 states have internal predecessors, (53), 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) [2023-05-03 23:05:41,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:41,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:41,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:41,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:05:41,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:41,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:41,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:05:41,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:05:41,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:41,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:41,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:41,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:05:41,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:41,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:41,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:05:41,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-03 23:05:41,374 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-05-03 23:05:41,557 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:05:41,557 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:05:41,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:05:41,558 INFO L85 PathProgramCache]: Analyzing trace with hash -2125477091, now seen corresponding path program 3 times [2023-05-03 23:05:41,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:05:41,558 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817967691] [2023-05-03 23:05:41,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:05:41,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:05:41,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:05:42,090 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 3 proven. 75 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-03 23:05:42,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:05:42,090 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817967691] [2023-05-03 23:05:42,090 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817967691] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 23:05:42,090 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [674423796] [2023-05-03 23:05:42,090 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-03 23:05:42,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:05:42,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:05:42,091 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 23:05:42,109 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-05-03 23:05:42,123 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2023-05-03 23:05:42,124 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 23:05:42,124 WARN L261 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 50 conjunts are in the unsatisfiable core [2023-05-03 23:05:42,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 23:05:42,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:42,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:42,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:42,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:42,767 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:42,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:42,769 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:42,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:42,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:42,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:42,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:42,772 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:42,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:42,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:42,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:42,776 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:42,776 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:42,777 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 15 disjoint index pairs (out of 55 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 43 [2023-05-03 23:05:42,789 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 12 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:05:42,789 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 23:05:43,382 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:43,383 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:43,385 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:43,385 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:43,386 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:43,387 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:43,387 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:43,394 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:43,395 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:43,396 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:43,396 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:43,397 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:43,399 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:43,399 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:43,401 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:43,473 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 23:05:43,474 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 45 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 21 case distinctions, treesize of input 118 treesize of output 250 [2023-05-03 23:05:43,654 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 5 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:05:43,655 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [674423796] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 23:05:43,655 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 23:05:43,655 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15, 15] total 38 [2023-05-03 23:05:43,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124370469] [2023-05-03 23:05:43,655 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 23:05:43,655 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2023-05-03 23:05:43,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:05:43,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2023-05-03 23:05:43,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=296, Invalid=1186, Unknown=0, NotChecked=0, Total=1482 [2023-05-03 23:05:43,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:05:43,656 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:05:43,657 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 2.58974358974359) internal successors, (101), 38 states have internal predecessors, (101), 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) [2023-05-03 23:05:43,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:43,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:43,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:43,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:05:43,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:43,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:43,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:05:43,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-03 23:05:43,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:05:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:05:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:44,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:05:44,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-03 23:05:44,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-03 23:05:44,586 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-05-03 23:05:44,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:05:44,771 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:05:44,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:05:44,771 INFO L85 PathProgramCache]: Analyzing trace with hash -1447741214, now seen corresponding path program 4 times [2023-05-03 23:05:44,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:05:44,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042497681] [2023-05-03 23:05:44,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:05:44,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:05:44,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:05:45,271 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 3 proven. 82 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-03 23:05:45,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:05:45,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042497681] [2023-05-03 23:05:45,271 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042497681] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 23:05:45,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1611527115] [2023-05-03 23:05:45,271 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-03 23:05:45,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:05:45,271 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:05:45,272 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 23:05:45,285 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-05-03 23:05:45,298 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-03 23:05:45,298 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 23:05:45,299 WARN L261 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 57 conjunts are in the unsatisfiable core [2023-05-03 23:05:45,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 23:05:46,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:46,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:46,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:46,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:46,092 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:46,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:46,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:46,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:46,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:46,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:46,096 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:46,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:46,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:46,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:46,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:46,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:46,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:46,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:46,102 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:46,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:46,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:46,106 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:46,106 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:46,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:46,107 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:46,110 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 21 disjoint index pairs (out of 78 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 48 [2023-05-03 23:05:46,120 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 12 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:05:46,120 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 23:05:47,032 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 23:05:47,033 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 136 treesize of output 534 [2023-05-03 23:05:47,649 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 3 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:05:47,649 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1611527115] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 23:05:47,649 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 23:05:47,649 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 17, 17] total 43 [2023-05-03 23:05:47,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677996390] [2023-05-03 23:05:47,650 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 23:05:47,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2023-05-03 23:05:47,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:05:47,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2023-05-03 23:05:47,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=267, Invalid=1625, Unknown=0, NotChecked=0, Total=1892 [2023-05-03 23:05:47,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:05:47,651 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:05:47,651 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 2.340909090909091) internal successors, (103), 43 states have internal predecessors, (103), 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) [2023-05-03 23:05:47,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:47,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:47,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:47,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:05:47,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:47,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:47,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:05:47,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-03 23:05:47,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-03 23:05:47,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:05:48,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:48,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:48,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:48,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:05:48,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:48,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:48,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:05:48,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:05:48,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:05:48,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:05:48,707 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-05-03 23:05:48,901 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-05-03 23:05:48,901 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:05:48,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:05:48,901 INFO L85 PathProgramCache]: Analyzing trace with hash 454587133, now seen corresponding path program 5 times [2023-05-03 23:05:48,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:05:48,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91884206] [2023-05-03 23:05:48,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:05:48,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:05:48,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:05:49,512 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 3 proven. 127 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-05-03 23:05:49,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:05:49,512 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91884206] [2023-05-03 23:05:49,512 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [91884206] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 23:05:49,512 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [188171576] [2023-05-03 23:05:49,512 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-03 23:05:49,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:05:49,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:05:49,514 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 23:05:49,534 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-05-03 23:05:49,549 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2023-05-03 23:05:49,549 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 23:05:49,550 WARN L261 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 65 conjunts are in the unsatisfiable core [2023-05-03 23:05:49,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 23:05:50,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,558 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:50,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,561 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:50,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,566 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:50,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,572 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:50,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,573 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:50,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,577 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:50,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:50,579 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:50,579 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:50,580 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 28 disjoint index pairs (out of 120 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 44 [2023-05-03 23:05:50,599 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 12 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:05:50,599 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 23:05:51,533 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,533 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,533 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,534 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,535 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,535 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,537 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,537 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,539 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,544 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,545 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,546 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,548 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,549 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,549 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,549 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,550 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,552 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,552 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,553 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,553 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,555 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,556 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,558 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,558 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,558 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,561 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,561 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:51,708 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 23:05:51,708 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 84 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 36 case distinctions, treesize of input 156 treesize of output 410 [2023-05-03 23:05:52,010 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 16 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:05:52,010 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [188171576] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 23:05:52,010 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 23:05:52,010 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 19, 19] total 51 [2023-05-03 23:05:52,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070828806] [2023-05-03 23:05:52,011 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 23:05:52,011 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2023-05-03 23:05:52,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:05:52,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2023-05-03 23:05:52,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=350, Invalid=2302, Unknown=0, NotChecked=0, Total=2652 [2023-05-03 23:05:52,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:05:52,013 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:05:52,013 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 52 states have (on average 2.480769230769231) internal successors, (129), 51 states have internal predecessors, (129), 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) [2023-05-03 23:05:52,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:52,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:52,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:52,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:05:52,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:52,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:52,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:05:52,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:05:52,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:05:52,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:05:52,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:05:54,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:54,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:54,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:54,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:05:54,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:54,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:54,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:05:54,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:05:54,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:05:54,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:05:54,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 23:05:54,863 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-05-03 23:05:55,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:05:55,064 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:05:55,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:05:55,064 INFO L85 PathProgramCache]: Analyzing trace with hash 1224838402, now seen corresponding path program 6 times [2023-05-03 23:05:55,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:05:55,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041643642] [2023-05-03 23:05:55,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:05:55,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:05:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:05:55,747 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 3 proven. 138 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-03 23:05:55,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:05:55,748 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041643642] [2023-05-03 23:05:55,748 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041643642] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 23:05:55,748 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [965130317] [2023-05-03 23:05:55,748 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-03 23:05:55,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:05:55,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:05:55,749 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 23:05:55,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-05-03 23:05:55,782 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2023-05-03 23:05:55,783 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 23:05:55,784 WARN L261 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 76 conjunts are in the unsatisfiable core [2023-05-03 23:05:55,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 23:05:57,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,069 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:57,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,075 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:57,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,077 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:57,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,082 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:57,083 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:57,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,087 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:57,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,089 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:57,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:05:57,091 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:57,092 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 36 disjoint index pairs (out of 136 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 60 [2023-05-03 23:05:57,102 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 12 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:05:57,102 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 23:05:58,664 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,665 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,665 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,666 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,666 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,667 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,667 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,668 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,669 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,670 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,671 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,678 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,679 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,679 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,680 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,692 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,694 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,697 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,698 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,701 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,704 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,704 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,705 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,705 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,706 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,709 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,709 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,710 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,710 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,714 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,715 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,715 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,715 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,716 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,718 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:58,718 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:05:59,144 INFO L356 Elim1Store]: treesize reduction 58, result has 88.7 percent of original size [2023-05-03 23:05:59,144 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 172 treesize of output 526 [2023-05-03 23:05:59,574 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:05:59,574 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [965130317] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 23:05:59,574 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 23:05:59,574 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 21, 21] total 56 [2023-05-03 23:05:59,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801811726] [2023-05-03 23:05:59,574 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 23:05:59,575 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 57 states [2023-05-03 23:05:59,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:05:59,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2023-05-03 23:05:59,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=671, Invalid=2521, Unknown=0, NotChecked=0, Total=3192 [2023-05-03 23:05:59,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:05:59,576 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:05:59,576 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 57 states, 57 states have (on average 2.245614035087719) internal successors, (128), 56 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) [2023-05-03 23:05:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:05:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:05:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:05:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:05:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:05:59,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:05:59,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:05:59,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 23:05:59,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:06:00,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:00,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:00,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:00,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:06:00,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:06:00,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:06:00,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:06:00,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:06:00,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:06:00,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:06:00,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-05-03 23:06:00,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:06:00,998 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-05-03 23:06:01,193 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-05-03 23:06:01,193 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:06:01,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:06:01,193 INFO L85 PathProgramCache]: Analyzing trace with hash -1609342243, now seen corresponding path program 7 times [2023-05-03 23:06:01,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:06:01,193 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743144145] [2023-05-03 23:06:01,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:06:01,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:06:01,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:06:02,173 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 3 proven. 197 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-03 23:06:02,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:06:02,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743144145] [2023-05-03 23:06:02,174 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743144145] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 23:06:02,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [814559479] [2023-05-03 23:06:02,174 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-03 23:06:02,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:06:02,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:06:02,175 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 23:06:02,178 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-05-03 23:06:02,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:06:02,206 WARN L261 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 81 conjunts are in the unsatisfiable core [2023-05-03 23:06:02,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 23:06:03,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,755 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:03,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,759 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:03,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,770 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:03,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,776 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:03,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,779 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:03,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,780 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:03,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,784 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:03,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,785 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:03,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:03,786 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:03,787 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 19 select indices, 19 select index equivalence classes, 45 disjoint index pairs (out of 171 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 181 treesize of output 67 [2023-05-03 23:06:03,797 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 12 proven. 189 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:06:03,797 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 23:06:05,794 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 23:06:05,795 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 194 treesize of output 1060 [2023-05-03 23:06:08,975 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 33 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:06:08,975 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [814559479] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 23:06:08,975 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 23:06:08,975 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 23, 23] total 61 [2023-05-03 23:06:08,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400926845] [2023-05-03 23:06:08,976 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 23:06:08,976 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2023-05-03 23:06:08,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:06:08,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2023-05-03 23:06:08,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=421, Invalid=3361, Unknown=0, NotChecked=0, Total=3782 [2023-05-03 23:06:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:06:08,977 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:06:08,978 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 2.3870967741935485) internal successors, (148), 61 states have internal predecessors, (148), 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) [2023-05-03 23:06:08,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:08,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:08,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:08,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:06:08,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:06:08,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:06:08,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:06:08,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:06:08,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:06:08,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:06:08,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2023-05-03 23:06:08,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:06:08,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:06:11,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:11,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:11,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:11,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:06:11,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:06:11,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:06:11,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:06:11,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:06:11,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:06:11,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:06:11,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-05-03 23:06:11,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:06:11,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-03 23:06:11,467 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-05-03 23:06:11,657 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-05-03 23:06:11,657 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:06:11,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:06:11,657 INFO L85 PathProgramCache]: Analyzing trace with hash 1667537186, now seen corresponding path program 8 times [2023-05-03 23:06:11,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:06:11,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836178012] [2023-05-03 23:06:11,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:06:11,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:06:11,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:06:12,603 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 3 proven. 208 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-03 23:06:12,603 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:06:12,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836178012] [2023-05-03 23:06:12,603 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836178012] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 23:06:12,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [570728273] [2023-05-03 23:06:12,603 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-03 23:06:12,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:06:12,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:06:12,604 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 23:06:12,606 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-05-03 23:06:12,632 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-03 23:06:12,632 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 23:06:12,633 WARN L261 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 89 conjunts are in the unsatisfiable core [2023-05-03 23:06:12,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 23:06:14,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,494 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:14,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,497 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:14,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,506 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:14,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,509 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:14,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,516 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:14,516 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:14,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,519 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:14,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,524 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:14,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,530 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:14,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:14,532 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:14,533 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 21 select indices, 21 select index equivalence classes, 55 disjoint index pairs (out of 210 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 72 [2023-05-03 23:06:14,545 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 12 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:06:14,545 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 23:06:17,054 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 23:06:17,055 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 212 treesize of output 1274 [2023-05-03 23:06:19,417 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 27 proven. 185 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:06:19,417 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [570728273] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 23:06:19,417 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 23:06:19,417 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 25, 25] total 67 [2023-05-03 23:06:19,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045567324] [2023-05-03 23:06:19,418 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 23:06:19,418 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 68 states [2023-05-03 23:06:19,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:06:19,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2023-05-03 23:06:19,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=480, Invalid=4076, Unknown=0, NotChecked=0, Total=4556 [2023-05-03 23:06:19,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:06:19,419 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:06:19,419 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 68 states, 68 states have (on average 2.2205882352941178) internal successors, (151), 67 states have internal predecessors, (151), 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) [2023-05-03 23:06:19,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:19,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:19,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:19,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:06:19,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:06:19,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:06:19,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:06:19,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:06:19,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:06:19,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:06:19,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2023-05-03 23:06:19,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:06:19,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-03 23:06:19,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:06:21,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:21,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:21,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:21,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:06:21,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:06:21,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:06:21,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:06:21,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:06:21,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:06:21,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:06:21,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-03 23:06:21,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:06:21,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-03 23:06:21,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-03 23:06:21,779 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-05-03 23:06:21,964 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-05-03 23:06:21,965 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:06:21,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:06:21,965 INFO L85 PathProgramCache]: Analyzing trace with hash -468804931, now seen corresponding path program 9 times [2023-05-03 23:06:21,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:06:21,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263365636] [2023-05-03 23:06:21,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:06:21,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:06:21,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:06:22,939 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 3 proven. 276 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-05-03 23:06:22,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:06:22,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263365636] [2023-05-03 23:06:22,939 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263365636] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 23:06:22,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1759038232] [2023-05-03 23:06:22,939 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-03 23:06:22,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:06:22,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:06:22,941 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 23:06:22,941 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-05-03 23:06:22,973 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2023-05-03 23:06:22,974 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 23:06:22,975 WARN L261 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 101 conjunts are in the unsatisfiable core [2023-05-03 23:06:22,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 23:06:25,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,286 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:25,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,291 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:25,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,302 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:25,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,305 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:25,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,311 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:25,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,318 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:25,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,322 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:25,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,325 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:25,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,327 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:25,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,329 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:25,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:25,330 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:25,331 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 23 select indices, 23 select index equivalence classes, 66 disjoint index pairs (out of 253 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 219 treesize of output 79 [2023-05-03 23:06:25,340 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 12 proven. 271 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:06:25,341 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 23:06:28,510 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 23:06:28,511 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 24 select indices, 24 select index equivalence classes, 0 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 276 case distinctions, treesize of input 232 treesize of output 1510 [2023-05-03 23:06:33,307 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 56 proven. 227 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:06:33,307 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1759038232] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 23:06:33,307 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 23:06:33,307 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 28, 27] total 72 [2023-05-03 23:06:33,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602549034] [2023-05-03 23:06:33,307 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 23:06:33,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2023-05-03 23:06:33,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:06:33,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2023-05-03 23:06:33,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=580, Invalid=4676, Unknown=0, NotChecked=0, Total=5256 [2023-05-03 23:06:33,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:06:33,309 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:06:33,309 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 73 states have (on average 2.315068493150685) internal successors, (169), 72 states have internal predecessors, (169), 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) [2023-05-03 23:06:33,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:33,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:33,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:33,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:06:33,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:06:33,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:06:33,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:06:33,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:06:33,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:06:33,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:06:33,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-03 23:06:33,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:06:33,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-03 23:06:33,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-03 23:06:33,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:06:37,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:37,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:37,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:37,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:06:37,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:06:37,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:06:37,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:06:37,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:06:37,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:06:37,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:06:37,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-03 23:06:37,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:06:37,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-03 23:06:37,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-03 23:06:37,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-03 23:06:37,048 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-05-03 23:06:37,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-05-03 23:06:37,235 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:06:37,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:06:37,235 INFO L85 PathProgramCache]: Analyzing trace with hash 1765557762, now seen corresponding path program 10 times [2023-05-03 23:06:37,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:06:37,235 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753540929] [2023-05-03 23:06:37,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:06:37,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:06:37,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:06:38,380 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 3 proven. 359 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-05-03 23:06:38,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:06:38,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753540929] [2023-05-03 23:06:38,381 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753540929] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 23:06:38,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1646527612] [2023-05-03 23:06:38,381 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-03 23:06:38,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:06:38,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:06:38,382 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 23:06:38,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-05-03 23:06:38,419 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-03 23:06:38,419 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 23:06:38,420 WARN L261 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 105 conjunts are in the unsatisfiable core [2023-05-03 23:06:38,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 23:06:41,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,299 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:41,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,303 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:41,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,310 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:41,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,317 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:41,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,320 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:41,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,331 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:41,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,333 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:41,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,336 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:41,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,340 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:41,340 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:41,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:41,341 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:41,342 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:41,349 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 25 select indices, 25 select index equivalence classes, 78 disjoint index pairs (out of 300 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 234 treesize of output 84 [2023-05-03 23:06:41,362 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 12 proven. 351 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-03 23:06:41,362 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 23:06:45,234 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 23:06:45,234 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 26 select indices, 26 select index equivalence classes, 0 disjoint index pairs (out of 325 index pairs), introduced 26 new quantified variables, introduced 325 case distinctions, treesize of input 250 treesize of output 1764 [2023-05-03 23:06:48,463 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 93 proven. 270 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-03 23:06:48,463 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1646527612] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 23:06:48,463 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 23:06:48,463 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 29, 29] total 78 [2023-05-03 23:06:48,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831245074] [2023-05-03 23:06:48,464 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 23:06:48,464 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 79 states [2023-05-03 23:06:48,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:06:48,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2023-05-03 23:06:48,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=631, Invalid=5531, Unknown=0, NotChecked=0, Total=6162 [2023-05-03 23:06:48,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:06:48,465 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:06:48,466 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 79 states, 79 states have (on average 2.4050632911392404) internal successors, (190), 78 states have internal predecessors, (190), 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) [2023-05-03 23:06:48,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:48,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:48,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:48,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:06:48,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:06:48,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:06:48,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:06:48,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:06:48,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:06:48,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:06:48,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-03 23:06:48,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:06:48,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-03 23:06:48,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-03 23:06:48,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-03 23:06:48,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:06:50,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:50,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:50,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:06:50,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:06:50,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:06:50,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:06:50,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:06:50,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:06:50,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:06:50,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:06:50,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-03 23:06:50,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:06:50,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-03 23:06:50,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-03 23:06:50,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-03 23:06:50,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 23:06:50,864 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2023-05-03 23:06:51,050 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:06:51,050 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:06:51,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:06:51,050 INFO L85 PathProgramCache]: Analyzing trace with hash -1084745059, now seen corresponding path program 11 times [2023-05-03 23:06:51,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:06:51,050 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644583323] [2023-05-03 23:06:51,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:06:51,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:06:51,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:06:52,433 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 3 proven. 375 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-03 23:06:52,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:06:52,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644583323] [2023-05-03 23:06:52,433 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644583323] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 23:06:52,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [899481400] [2023-05-03 23:06:52,433 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-03 23:06:52,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:06:52,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:06:52,434 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 23:06:52,437 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-05-03 23:06:52,480 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 12 check-sat command(s) [2023-05-03 23:06:52,480 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 23:06:52,482 WARN L261 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 114 conjunts are in the unsatisfiable core [2023-05-03 23:06:52,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 23:06:55,697 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:55,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,710 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:55,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,715 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:55,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,717 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:55,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,724 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:55,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,727 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:55,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,730 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:55,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,738 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:55,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,743 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:55,743 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:55,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,745 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:55,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:06:55,746 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:55,747 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:55,749 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 27 select indices, 27 select index equivalence classes, 91 disjoint index pairs (out of 351 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 253 treesize of output 91 [2023-05-03 23:06:55,759 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 12 proven. 367 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:06:55,759 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 23:06:58,842 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,842 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,843 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,844 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,844 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,845 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,846 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,847 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,849 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,849 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,850 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,850 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,850 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,851 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,851 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,851 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,852 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,852 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,852 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,854 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,855 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,855 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,855 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,856 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,856 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,857 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,857 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,868 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,871 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,872 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,872 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,872 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,874 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,874 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,876 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,876 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,876 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,877 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,879 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,880 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,880 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,881 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,881 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,881 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,882 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,883 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,883 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,883 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,885 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,885 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,885 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,886 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,886 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,887 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,887 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,890 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,894 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,895 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,896 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,896 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,900 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,901 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,901 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,902 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,902 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,903 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,904 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,904 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,905 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,905 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,909 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,909 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,909 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,910 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,910 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,910 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,911 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,912 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,912 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,912 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,914 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,915 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,917 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,918 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,920 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,920 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,921 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,923 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,924 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,925 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:58,926 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:06:59,578 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 23:06:59,579 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 273 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 105 case distinctions, treesize of input 270 treesize of output 1130 [2023-05-03 23:07:00,643 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 85 proven. 294 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:07:00,643 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [899481400] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 23:07:00,643 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 23:07:00,643 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 31, 31] total 85 [2023-05-03 23:07:00,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400833046] [2023-05-03 23:07:00,643 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 23:07:00,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2023-05-03 23:07:00,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:07:00,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2023-05-03 23:07:00,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=750, Invalid=6560, Unknown=0, NotChecked=0, Total=7310 [2023-05-03 23:07:00,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:07:00,645 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:07:00,646 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 2.2906976744186047) internal successors, (197), 85 states have internal predecessors, (197), 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) [2023-05-03 23:07:00,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:07:00,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:07:00,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:07:00,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:07:00,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:07:00,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:07:00,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:07:00,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:07:00,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:07:00,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:07:00,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-03 23:07:00,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:07:00,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-03 23:07:00,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-03 23:07:00,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-03 23:07:00,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 23:07:00,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:07:06,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:07:06,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:07:06,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:07:06,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:07:06,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:07:06,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:07:06,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:07:06,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:07:06,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:07:06,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:07:06,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-03 23:07:06,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:07:06,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-03 23:07:06,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-03 23:07:06,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-03 23:07:06,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 23:07:06,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2023-05-03 23:07:06,179 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-05-03 23:07:06,369 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-05-03 23:07:06,369 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:07:06,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:07:06,369 INFO L85 PathProgramCache]: Analyzing trace with hash 750180706, now seen corresponding path program 12 times [2023-05-03 23:07:06,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:07:06,369 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527111908] [2023-05-03 23:07:06,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:07:06,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:07:06,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:07:07,916 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 3 proven. 387 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-05-03 23:07:07,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:07:07,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527111908] [2023-05-03 23:07:07,917 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [527111908] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 23:07:07,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1293204655] [2023-05-03 23:07:07,917 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-03 23:07:07,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:07:07,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:07:07,918 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 23:07:07,918 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-05-03 23:07:07,960 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 12 check-sat command(s) [2023-05-03 23:07:07,960 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 23:07:07,962 WARN L261 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 123 conjunts are in the unsatisfiable core [2023-05-03 23:07:07,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 23:07:11,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,619 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:11,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,623 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:11,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,633 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:11,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,637 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:11,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,650 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:11,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,662 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:11,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,663 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:11,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,668 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:11,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,671 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:11,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,674 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:11,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,678 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:11,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,679 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:11,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,680 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:11,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:11,682 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:11,685 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 29 select indices, 29 select index equivalence classes, 105 disjoint index pairs (out of 406 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 272 treesize of output 96 [2023-05-03 23:07:11,695 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 12 proven. 382 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:07:11,695 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 23:07:17,518 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 23:07:17,519 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 288 treesize of output 2334 [2023-05-03 23:07:22,539 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 75 proven. 319 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:07:22,540 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1293204655] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 23:07:22,540 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 23:07:22,540 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 33, 33] total 90 [2023-05-03 23:07:22,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223119140] [2023-05-03 23:07:22,540 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 23:07:22,540 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 91 states [2023-05-03 23:07:22,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:07:22,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 91 interpolants. [2023-05-03 23:07:22,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=789, Invalid=7401, Unknown=0, NotChecked=0, Total=8190 [2023-05-03 23:07:22,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:07:22,542 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:07:22,542 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 91 states, 91 states have (on average 2.1538461538461537) internal successors, (196), 90 states have internal predecessors, (196), 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) [2023-05-03 23:07:22,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:07:22,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:07:22,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:07:22,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:07:22,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:07:22,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:07:22,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:07:22,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:07:22,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:07:22,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:07:22,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-03 23:07:22,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:07:22,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-03 23:07:22,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-03 23:07:22,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-03 23:07:22,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 23:07:22,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2023-05-03 23:07:22,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:07:27,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:07:27,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:07:27,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:07:27,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:07:27,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:07:27,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:07:27,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:07:27,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:07:27,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:07:27,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:07:27,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-03 23:07:27,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:07:27,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-03 23:07:27,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-03 23:07:27,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-03 23:07:27,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 23:07:27,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2023-05-03 23:07:27,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2023-05-03 23:07:27,213 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2023-05-03 23:07:27,399 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-05-03 23:07:27,399 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:07:27,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:07:27,399 INFO L85 PathProgramCache]: Analyzing trace with hash -289545603, now seen corresponding path program 13 times [2023-05-03 23:07:27,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:07:27,400 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809056592] [2023-05-03 23:07:27,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:07:27,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:07:27,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:07:29,205 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 3 proven. 482 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-05-03 23:07:29,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:07:29,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809056592] [2023-05-03 23:07:29,205 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [809056592] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 23:07:29,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1999412704] [2023-05-03 23:07:29,205 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-03 23:07:29,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:07:29,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:07:29,206 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 23:07:29,207 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-05-03 23:07:29,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:07:29,244 WARN L261 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 129 conjunts are in the unsatisfiable core [2023-05-03 23:07:29,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 23:07:33,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,596 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:33,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,597 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:33,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,606 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:33,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,618 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:33,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,624 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:33,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,631 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:33,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,639 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:33,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,645 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:33,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,647 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:33,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,648 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:33,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,650 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:33,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,652 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:33,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,653 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:33,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,655 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:33,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:07:33,657 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:07:33,665 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 120 disjoint index pairs (out of 465 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 289 treesize of output 103 [2023-05-03 23:07:33,675 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 12 proven. 477 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:07:33,675 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 23:07:40,715 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 23:07:40,716 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 32 select indices, 32 select index equivalence classes, 0 disjoint index pairs (out of 496 index pairs), introduced 32 new quantified variables, introduced 496 case distinctions, treesize of input 308 treesize of output 2650 [2023-05-03 23:07:51,733 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 120 proven. 369 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:07:51,734 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1999412704] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 23:07:51,734 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 23:07:51,734 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 35, 35] total 96 [2023-05-03 23:07:51,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181637607] [2023-05-03 23:07:51,734 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 23:07:51,734 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 97 states [2023-05-03 23:07:51,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:07:51,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 97 interpolants. [2023-05-03 23:07:51,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=881, Invalid=8431, Unknown=0, NotChecked=0, Total=9312 [2023-05-03 23:07:51,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:07:51,736 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:07:51,737 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 97 states, 97 states have (on average 2.2371134020618557) internal successors, (217), 96 states have internal predecessors, (217), 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) [2023-05-03 23:07:51,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:07:51,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:07:51,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:07:51,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:07:51,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:07:51,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:07:51,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:07:51,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:07:51,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:07:51,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:07:51,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-03 23:07:51,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:07:51,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-03 23:07:51,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-03 23:07:51,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-03 23:07:51,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 23:07:51,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2023-05-03 23:07:51,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2023-05-03 23:07:51,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:07:58,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:07:58,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:07:58,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:07:58,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:07:58,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:07:58,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:07:58,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:07:58,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:07:58,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:07:58,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:07:58,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-03 23:07:58,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:07:58,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-03 23:07:58,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-03 23:07:58,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-03 23:07:58,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 23:07:58,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2023-05-03 23:07:58,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2023-05-03 23:07:58,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2023-05-03 23:07:58,053 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2023-05-03 23:07:58,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:07:58,237 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:07:58,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:07:58,238 INFO L85 PathProgramCache]: Analyzing trace with hash -368439934, now seen corresponding path program 14 times [2023-05-03 23:07:58,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:07:58,238 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865011783] [2023-05-03 23:07:58,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:07:58,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:07:58,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:08:00,275 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 3 proven. 502 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-03 23:08:00,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:08:00,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865011783] [2023-05-03 23:08:00,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865011783] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 23:08:00,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1165262652] [2023-05-03 23:08:00,275 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-03 23:08:00,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:08:00,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:08:00,277 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 23:08:00,278 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-05-03 23:08:00,315 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-03 23:08:00,316 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 23:08:00,318 WARN L261 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 139 conjunts are in the unsatisfiable core [2023-05-03 23:08:00,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 23:08:05,392 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:05,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,407 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:05,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,418 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:05,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,425 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:05,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,430 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:05,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,438 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:05,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,446 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:05,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,451 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:05,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,455 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:05,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,466 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:05,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,471 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:05,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,473 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:05,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,477 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:05,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,480 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:05,480 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:05,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:05,481 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:05,482 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 33 select indices, 33 select index equivalence classes, 136 disjoint index pairs (out of 528 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 310 treesize of output 108 [2023-05-03 23:08:05,495 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 12 proven. 494 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:08:05,495 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 23:08:13,991 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 23:08:13,991 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 34 select indices, 34 select index equivalence classes, 0 disjoint index pairs (out of 561 index pairs), introduced 34 new quantified variables, introduced 561 case distinctions, treesize of input 326 treesize of output 2984 [2023-05-03 23:08:31,120 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 108 proven. 398 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:08:31,120 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1165262652] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 23:08:31,120 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 23:08:31,120 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 37, 37] total 103 [2023-05-03 23:08:31,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061938323] [2023-05-03 23:08:31,121 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 23:08:31,121 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 104 states [2023-05-03 23:08:31,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:08:31,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 104 interpolants. [2023-05-03 23:08:31,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=967, Invalid=9745, Unknown=0, NotChecked=0, Total=10712 [2023-05-03 23:08:31,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:08:31,123 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:08:31,123 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 104 states, 104 states have (on average 2.144230769230769) internal successors, (223), 103 states have internal predecessors, (223), 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) [2023-05-03 23:08:31,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:08:31,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:08:31,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:08:31,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:08:31,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:08:31,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:08:31,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:08:31,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:08:31,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:08:31,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:08:31,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-03 23:08:31,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:08:31,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-03 23:08:31,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-03 23:08:31,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-03 23:08:31,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 23:08:31,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2023-05-03 23:08:31,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2023-05-03 23:08:31,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2023-05-03 23:08:31,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:08:40,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:08:40,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:08:40,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:08:40,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:08:40,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:08:40,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:08:40,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:08:40,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:08:40,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:08:40,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:08:40,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-03 23:08:40,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:08:40,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-03 23:08:40,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-03 23:08:40,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-03 23:08:40,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 23:08:40,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2023-05-03 23:08:40,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2023-05-03 23:08:40,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2023-05-03 23:08:40,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2023-05-03 23:08:40,735 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2023-05-03 23:08:40,920 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:08:40,921 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:08:40,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:08:40,921 INFO L85 PathProgramCache]: Analyzing trace with hash -208801187, now seen corresponding path program 15 times [2023-05-03 23:08:40,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:08:40,921 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017137375] [2023-05-03 23:08:40,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:08:40,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:08:40,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:08:43,201 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 3 proven. 609 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-03 23:08:43,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:08:43,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017137375] [2023-05-03 23:08:43,201 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017137375] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 23:08:43,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [33704768] [2023-05-03 23:08:43,201 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-03 23:08:43,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:08:43,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:08:43,202 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 23:08:43,203 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-05-03 23:08:43,252 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 15 check-sat command(s) [2023-05-03 23:08:43,253 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 23:08:43,255 WARN L261 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 149 conjunts are in the unsatisfiable core [2023-05-03 23:08:43,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 23:08:49,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,019 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:49,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,031 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:49,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,044 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:49,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,052 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:49,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,062 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:49,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,067 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:49,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,075 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:49,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,081 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:49,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,088 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:49,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,093 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:49,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,097 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:49,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,101 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:49,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,104 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:49,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,106 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:49,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,110 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:49,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,111 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:49,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:08:49,113 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:08:49,114 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 35 select indices, 35 select index equivalence classes, 153 disjoint index pairs (out of 595 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 327 treesize of output 115 [2023-05-03 23:08:49,125 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 12 proven. 601 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:08:49,125 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 23:08:59,119 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 23:08:59,120 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 36 select indices, 36 select index equivalence classes, 0 disjoint index pairs (out of 630 index pairs), introduced 36 new quantified variables, introduced 630 case distinctions, treesize of input 346 treesize of output 3340 [2023-05-03 23:09:16,296 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 161 proven. 452 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:09:16,296 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [33704768] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 23:09:16,296 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 23:09:16,296 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 40, 39] total 110 [2023-05-03 23:09:16,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872236155] [2023-05-03 23:09:16,296 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 23:09:16,297 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 111 states [2023-05-03 23:09:16,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:09:16,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 111 interpolants. [2023-05-03 23:09:16,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1143, Invalid=11067, Unknown=0, NotChecked=0, Total=12210 [2023-05-03 23:09:16,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:09:16,298 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:09:16,298 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 111 states, 111 states have (on average 2.1981981981981984) internal successors, (244), 110 states have internal predecessors, (244), 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) [2023-05-03 23:09:16,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:09:16,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:09:16,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:09:16,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:09:16,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:09:16,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:09:16,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:09:16,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:09:16,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:09:16,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:09:16,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-03 23:09:16,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:09:16,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-03 23:09:16,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-03 23:09:16,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-03 23:09:16,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 23:09:16,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2023-05-03 23:09:16,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2023-05-03 23:09:16,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2023-05-03 23:09:16,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2023-05-03 23:09:16,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:09:22,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:09:22,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:09:22,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:09:22,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:09:22,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:09:22,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:09:22,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:09:22,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:09:22,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:09:22,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:09:22,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-03 23:09:22,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:09:22,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-03 23:09:22,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-03 23:09:22,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-03 23:09:22,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 23:09:22,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2023-05-03 23:09:22,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2023-05-03 23:09:22,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2023-05-03 23:09:22,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2023-05-03 23:09:22,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2023-05-03 23:09:22,662 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2023-05-03 23:09:22,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:09:22,848 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:09:22,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:09:22,848 INFO L85 PathProgramCache]: Analyzing trace with hash 1655284322, now seen corresponding path program 16 times [2023-05-03 23:09:22,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:09:22,848 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124359847] [2023-05-03 23:09:22,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:09:22,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:09:22,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:09:25,632 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 3 proven. 725 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-05-03 23:09:25,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:09:25,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124359847] [2023-05-03 23:09:25,633 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124359847] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 23:09:25,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1503981735] [2023-05-03 23:09:25,633 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-03 23:09:25,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:09:25,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:09:25,634 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 23:09:25,634 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-05-03 23:09:25,674 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-03 23:09:25,675 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 23:09:25,680 WARN L261 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 155 conjunts are in the unsatisfiable core [2023-05-03 23:09:25,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 23:09:32,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,800 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:09:32,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,826 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:09:32,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,844 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:09:32,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,847 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:09:32,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,861 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:09:32,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,864 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:09:32,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,871 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:09:32,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,879 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:09:32,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,889 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:09:32,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,891 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:09:32,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,899 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:09:32,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,901 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:09:32,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,906 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:09:32,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,907 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:09:32,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,909 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:09:32,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,911 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:09:32,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:09:32,913 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:09:32,914 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:09:32,914 INFO L244 Elim1Store]: Index analysis took 119 ms [2023-05-03 23:09:32,915 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 37 select indices, 37 select index equivalence classes, 171 disjoint index pairs (out of 666 index pairs), introduced 19 new quantified variables, introduced 0 case distinctions, treesize of input 346 treesize of output 120 [2023-05-03 23:09:32,935 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 12 proven. 717 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-03 23:09:32,935 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 23:09:44,639 WARN L233 SmtUtils]: Spent 5.44s on a formula simplification that was a NOOP. DAG size: 1215 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2023-05-03 23:09:44,644 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 23:09:44,644 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 38 select indices, 38 select index equivalence classes, 0 disjoint index pairs (out of 703 index pairs), introduced 38 new quantified variables, introduced 703 case distinctions, treesize of input 364 treesize of output 3714 [2023-05-03 23:10:03,777 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 222 proven. 507 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-03 23:10:03,778 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1503981735] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 23:10:03,778 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 23:10:03,778 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 41, 41] total 115 [2023-05-03 23:10:03,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631092970] [2023-05-03 23:10:03,778 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 23:10:03,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 116 states [2023-05-03 23:10:03,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:10:03,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 116 interpolants. [2023-05-03 23:10:03,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1150, Invalid=12190, Unknown=0, NotChecked=0, Total=13340 [2023-05-03 23:10:03,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:10:03,780 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:10:03,780 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 116 states, 116 states have (on average 2.2586206896551726) internal successors, (262), 115 states have internal predecessors, (262), 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) [2023-05-03 23:10:03,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:10:03,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:10:03,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:10:03,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:10:03,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:10:03,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:10:03,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:10:03,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:10:03,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:10:03,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:10:03,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-03 23:10:03,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:10:03,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-03 23:10:03,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-03 23:10:03,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-03 23:10:03,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 23:10:03,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2023-05-03 23:10:03,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2023-05-03 23:10:03,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2023-05-03 23:10:03,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2023-05-03 23:10:03,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2023-05-03 23:10:03,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:10:09,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:10:09,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:10:09,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:10:09,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:10:09,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:10:09,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:10:09,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:10:09,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:10:09,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:10:09,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:10:09,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-03 23:10:09,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:10:09,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-03 23:10:09,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-03 23:10:09,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-03 23:10:09,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 23:10:09,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2023-05-03 23:10:09,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2023-05-03 23:10:09,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2023-05-03 23:10:09,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2023-05-03 23:10:09,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2023-05-03 23:10:09,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2023-05-03 23:10:09,636 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2023-05-03 23:10:09,821 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2023-05-03 23:10:09,822 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:10:09,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:10:09,822 INFO L85 PathProgramCache]: Analyzing trace with hash -208254403, now seen corresponding path program 17 times [2023-05-03 23:10:09,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:10:09,822 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252649074] [2023-05-03 23:10:09,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:10:09,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:10:09,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:10:12,618 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 3 proven. 747 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-03 23:10:12,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:10:12,618 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252649074] [2023-05-03 23:10:12,618 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [252649074] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 23:10:12,618 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1496545985] [2023-05-03 23:10:12,618 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-03 23:10:12,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:10:12,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:10:12,619 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 23:10:12,620 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2023-05-03 23:10:12,671 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2023-05-03 23:10:12,671 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 23:10:12,673 WARN L261 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 161 conjunts are in the unsatisfiable core [2023-05-03 23:10:12,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 23:10:20,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,050 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:20,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,058 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:20,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,071 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:20,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,081 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:20,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,085 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:20,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,096 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:20,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,107 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:20,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,110 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:20,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,119 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:20,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,125 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:20,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,133 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:20,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,138 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:20,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,143 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:20,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,148 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:20,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,153 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:20,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,157 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:20,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,162 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:20,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,165 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:20,165 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:20,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:20,166 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:20,167 INFO L244 Elim1Store]: Index analysis took 124 ms [2023-05-03 23:10:20,168 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 40 select indices, 40 select index equivalence classes, 190 disjoint index pairs (out of 780 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 260 treesize of output 104 [2023-05-03 23:10:20,213 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 12 proven. 739 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:10:20,213 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 23:10:27,729 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,730 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,731 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,732 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,732 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,736 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,738 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,740 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,741 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,742 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,743 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,743 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,743 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,744 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,744 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,745 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,745 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,746 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,746 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,746 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,747 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,747 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,758 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,759 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,759 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,761 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,762 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,762 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,763 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,763 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,763 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,764 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,764 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,764 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,765 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,766 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,766 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,767 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,767 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,782 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,783 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,784 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,787 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,789 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,798 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,800 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,800 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,801 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,801 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,802 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,803 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,804 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,804 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,806 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,806 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,806 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,807 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,808 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,809 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,809 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,809 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,810 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,810 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,810 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,812 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,812 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,813 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,814 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,815 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,815 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,816 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,816 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,816 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,817 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,817 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,819 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,820 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,820 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,821 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,822 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,822 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,823 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,823 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,823 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,824 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,824 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,825 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,825 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,826 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,826 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,826 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,827 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,828 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,828 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,829 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,829 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,830 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,830 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,830 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,831 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,832 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,832 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,832 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,833 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,838 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,852 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,853 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,854 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,854 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,854 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,855 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,855 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,857 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,859 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,860 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,862 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,864 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,867 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,869 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,869 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,870 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,870 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,871 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,871 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,871 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,872 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,873 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,873 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,873 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,874 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,874 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,874 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,875 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,875 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,875 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,876 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,876 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,876 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,877 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,877 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,880 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,883 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,885 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,885 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,886 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,886 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,887 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,889 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,891 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,891 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,891 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,893 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,893 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,893 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,894 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,894 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,894 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,895 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,895 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,896 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,896 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,896 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,897 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,899 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,899 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,899 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,902 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,903 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,906 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,907 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,908 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,908 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,908 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,909 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,909 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,910 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,910 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,912 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,913 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,914 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,915 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,916 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,919 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,919 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,921 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,922 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,922 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,923 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,924 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,924 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:27,924 INFO L244 Elim1Store]: Index analysis took 195 ms [2023-05-03 23:10:29,953 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 23:10:29,954 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 40 select indices, 40 select index equivalence classes, 570 disjoint index pairs (out of 780 index pairs), introduced 40 new quantified variables, introduced 210 case distinctions, treesize of input 384 treesize of output 2210 [2023-05-03 23:10:32,793 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 208 proven. 543 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:10:32,793 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1496545985] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 23:10:32,793 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 23:10:32,793 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 43, 43] total 123 [2023-05-03 23:10:32,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708107492] [2023-05-03 23:10:32,793 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 23:10:32,794 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 124 states [2023-05-03 23:10:32,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:10:32,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 124 interpolants. [2023-05-03 23:10:32,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1332, Invalid=13920, Unknown=0, NotChecked=0, Total=15252 [2023-05-03 23:10:32,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:10:32,795 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:10:32,795 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 124 states, 124 states have (on average 2.217741935483871) internal successors, (275), 123 states have internal predecessors, (275), 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) [2023-05-03 23:10:32,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:10:32,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:10:32,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:10:32,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:10:32,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:10:32,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:10:32,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:10:32,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:10:32,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:10:32,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:10:32,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-03 23:10:32,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:10:32,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-03 23:10:32,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-03 23:10:32,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-03 23:10:32,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 23:10:32,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2023-05-03 23:10:32,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2023-05-03 23:10:32,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2023-05-03 23:10:32,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2023-05-03 23:10:32,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2023-05-03 23:10:32,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2023-05-03 23:10:32,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:10:45,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:10:45,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:10:45,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:10:45,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:10:45,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:10:45,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:10:45,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:10:45,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:10:45,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:10:45,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:10:45,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-03 23:10:45,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:10:45,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-03 23:10:45,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-03 23:10:45,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-03 23:10:45,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 23:10:45,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2023-05-03 23:10:45,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2023-05-03 23:10:45,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2023-05-03 23:10:45,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2023-05-03 23:10:45,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2023-05-03 23:10:45,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2023-05-03 23:10:45,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-05-03 23:10:45,079 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2023-05-03 23:10:45,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2023-05-03 23:10:45,269 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:10:45,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:10:45,269 INFO L85 PathProgramCache]: Analyzing trace with hash -2143380030, now seen corresponding path program 18 times [2023-05-03 23:10:45,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:10:45,269 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728792084] [2023-05-03 23:10:45,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:10:45,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:10:45,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:10:48,331 INFO L134 CoverageAnalysis]: Checked inductivity of 772 backedges. 3 proven. 768 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-03 23:10:48,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:10:48,332 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728792084] [2023-05-03 23:10:48,332 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728792084] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 23:10:48,332 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1621565339] [2023-05-03 23:10:48,332 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-03 23:10:48,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:10:48,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:10:48,333 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 23:10:48,333 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2023-05-03 23:10:48,385 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2023-05-03 23:10:48,385 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 23:10:48,387 WARN L261 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 169 conjunts are in the unsatisfiable core [2023-05-03 23:10:48,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 23:10:56,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,920 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:56,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,935 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:56,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,947 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:56,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,949 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:56,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,966 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:56,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,975 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:56,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,983 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:56,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,993 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:56,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:56,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,000 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:57,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,007 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:57,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,012 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:57,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,017 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:57,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,025 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:57,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,030 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:57,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,039 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:57,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,041 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:57,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,045 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:57,046 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:57,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,048 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:57,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:10:57,063 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:10:57,063 INFO L244 Elim1Store]: Index analysis took 149 ms [2023-05-03 23:10:57,067 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 41 select indices, 41 select index equivalence classes, 210 disjoint index pairs (out of 820 index pairs), introduced 21 new quantified variables, introduced 0 case distinctions, treesize of input 378 treesize of output 132 [2023-05-03 23:10:57,080 INFO L134 CoverageAnalysis]: Checked inductivity of 772 backedges. 12 proven. 760 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:10:57,080 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 23:11:12,828 WARN L233 SmtUtils]: Spent 7.78s on a formula simplification that was a NOOP. DAG size: 1469 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2023-05-03 23:11:12,829 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 23:11:12,829 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 42 select indices, 42 select index equivalence classes, 0 disjoint index pairs (out of 861 index pairs), introduced 42 new quantified variables, introduced 861 case distinctions, treesize of input 402 treesize of output 4524 [2023-05-03 23:11:40,525 INFO L134 CoverageAnalysis]: Checked inductivity of 772 backedges. 192 proven. 580 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:11:40,525 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1621565339] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 23:11:40,525 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 23:11:40,525 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 45, 45] total 126 [2023-05-03 23:11:40,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325563934] [2023-05-03 23:11:40,526 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 23:11:40,526 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 127 states [2023-05-03 23:11:40,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:11:40,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 127 interpolants. [2023-05-03 23:11:40,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1373, Invalid=14629, Unknown=0, NotChecked=0, Total=16002 [2023-05-03 23:11:40,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:11:40,527 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:11:40,527 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 127 states, 127 states have (on average 2.1338582677165356) internal successors, (271), 126 states have internal predecessors, (271), 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) [2023-05-03 23:11:40,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:11:40,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:11:40,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:11:40,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:11:40,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:11:40,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:11:40,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:11:40,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:11:40,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:11:40,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:11:40,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-03 23:11:40,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:11:40,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-03 23:11:40,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-03 23:11:40,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-03 23:11:40,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 23:11:40,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2023-05-03 23:11:40,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2023-05-03 23:11:40,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2023-05-03 23:11:40,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2023-05-03 23:11:40,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2023-05-03 23:11:40,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2023-05-03 23:11:40,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2023-05-03 23:11:40,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:11:54,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:11:54,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:11:54,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:11:54,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:11:54,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:11:54,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:11:54,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:11:54,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:11:54,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:11:54,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:11:54,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-03 23:11:54,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:11:54,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-03 23:11:54,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-03 23:11:54,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-03 23:11:54,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 23:11:54,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2023-05-03 23:11:54,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2023-05-03 23:11:54,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2023-05-03 23:11:54,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2023-05-03 23:11:54,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2023-05-03 23:11:54,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2023-05-03 23:11:54,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2023-05-03 23:11:54,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2023-05-03 23:11:54,661 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2023-05-03 23:11:54,846 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:11:54,847 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:11:54,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:11:54,847 INFO L85 PathProgramCache]: Analyzing trace with hash -1725634019, now seen corresponding path program 19 times [2023-05-03 23:11:54,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:11:54,848 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438988303] [2023-05-03 23:11:54,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:11:54,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:11:54,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:11:58,007 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 3 proven. 899 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-03 23:11:58,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:11:58,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438988303] [2023-05-03 23:11:58,008 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438988303] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 23:11:58,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [419564403] [2023-05-03 23:11:58,008 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-03 23:11:58,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:11:58,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:11:58,009 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 23:11:58,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2023-05-03 23:11:58,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:11:58,060 WARN L261 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 179 conjunts are in the unsatisfiable core [2023-05-03 23:11:58,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 23:12:07,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,505 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:12:07,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,521 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:12:07,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,533 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:12:07,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,546 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:12:07,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,554 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:12:07,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,570 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:12:07,570 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:12:07,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,585 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:12:07,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,594 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:12:07,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,599 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:12:07,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,603 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:12:07,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,618 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:12:07,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,621 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:12:07,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,627 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:12:07,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,632 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:12:07,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,634 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:12:07,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,638 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:12:07,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,640 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:12:07,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,642 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:12:07,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,643 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:12:07,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:12:07,644 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:12:07,645 INFO L244 Elim1Store]: Index analysis took 141 ms [2023-05-03 23:12:07,646 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 43 select indices, 43 select index equivalence classes, 231 disjoint index pairs (out of 903 index pairs), introduced 22 new quantified variables, introduced 0 case distinctions, treesize of input 401 treesize of output 139 [2023-05-03 23:12:07,659 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 12 proven. 891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:12:07,659 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 23:12:25,797 WARN L233 SmtUtils]: Spent 9.26s on a formula simplification that was a NOOP. DAG size: 1605 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2023-05-03 23:12:25,798 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 23:12:25,799 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 44 select indices, 44 select index equivalence classes, 0 disjoint index pairs (out of 946 index pairs), introduced 44 new quantified variables, introduced 946 case distinctions, treesize of input 422 treesize of output 4960 [2023-05-03 23:12:57,340 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 261 proven. 642 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:12:57,340 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [419564403] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 23:12:57,340 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 23:12:57,340 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 47, 47] total 132 [2023-05-03 23:12:57,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023087180] [2023-05-03 23:12:57,340 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 23:12:57,341 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 133 states [2023-05-03 23:12:57,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 23:12:57,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 133 interpolants. [2023-05-03 23:12:57,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1557, Invalid=15999, Unknown=0, NotChecked=0, Total=17556 [2023-05-03 23:12:57,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:12:57,342 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 23:12:57,342 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 133 states, 133 states have (on average 2.1954887218045114) internal successors, (292), 132 states have internal predecessors, (292), 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) [2023-05-03 23:12:57,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:12:57,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:12:57,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:12:57,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:12:57,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:12:57,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:12:57,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:12:57,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:12:57,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:12:57,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:12:57,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-03 23:12:57,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:12:57,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-03 23:12:57,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-03 23:12:57,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-03 23:12:57,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 23:12:57,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2023-05-03 23:12:57,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2023-05-03 23:12:57,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2023-05-03 23:12:57,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2023-05-03 23:12:57,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2023-05-03 23:12:57,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2023-05-03 23:12:57,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2023-05-03 23:12:57,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2023-05-03 23:12:57,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 23:13:06,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:13:06,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:13:06,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 23:13:06,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 23:13:06,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:13:06,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 23:13:06,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 23:13:06,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-03 23:13:06,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-03 23:13:06,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-05-03 23:13:06,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-03 23:13:06,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-03 23:13:06,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-03 23:13:06,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-03 23:13:06,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-03 23:13:06,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 23:13:06,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2023-05-03 23:13:06,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2023-05-03 23:13:06,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2023-05-03 23:13:06,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2023-05-03 23:13:06,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2023-05-03 23:13:06,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2023-05-03 23:13:06,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2023-05-03 23:13:06,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2023-05-03 23:13:06,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-05-03 23:13:06,300 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2023-05-03 23:13:06,485 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:13:06,486 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 23:13:06,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 23:13:06,486 INFO L85 PathProgramCache]: Analyzing trace with hash -1937507870, now seen corresponding path program 20 times [2023-05-03 23:13:06,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 23:13:06,486 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357259066] [2023-05-03 23:13:06,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 23:13:06,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 23:13:06,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 23:13:10,045 INFO L134 CoverageAnalysis]: Checked inductivity of 926 backedges. 3 proven. 919 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-05-03 23:13:10,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 23:13:10,045 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357259066] [2023-05-03 23:13:10,045 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357259066] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 23:13:10,045 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [891321926] [2023-05-03 23:13:10,045 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-03 23:13:10,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 23:13:10,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 23:13:10,046 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 23:13:10,047 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2023-05-03 23:13:10,092 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-03 23:13:10,092 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 23:13:10,094 WARN L261 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 185 conjunts are in the unsatisfiable core [2023-05-03 23:13:10,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 23:13:20,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,673 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:13:20,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,697 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:13:20,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,713 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:13:20,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,725 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:13:20,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,737 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:13:20,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,751 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:13:20,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,760 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:13:20,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,784 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:13:20,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,795 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:13:20,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,798 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:13:20,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,805 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:13:20,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,815 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:13:20,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,822 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:13:20,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,826 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:13:20,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,828 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:13:20,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,835 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:13:20,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,838 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:13:20,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,842 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:13:20,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,844 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:13:20,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,846 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:13:20,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 23:13:20,848 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:13:20,848 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 23:13:20,848 INFO L244 Elim1Store]: Index analysis took 189 ms [2023-05-03 23:13:20,850 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 45 select indices, 45 select index equivalence classes, 253 disjoint index pairs (out of 990 index pairs), introduced 23 new quantified variables, introduced 0 case distinctions, treesize of input 414 treesize of output 144 [2023-05-03 23:13:20,862 INFO L134 CoverageAnalysis]: Checked inductivity of 926 backedges. 12 proven. 914 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 23:13:20,862 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 23:13:41,626 WARN L233 SmtUtils]: Spent 10.92s on a formula simplification that was a NOOP. DAG size: 1747 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2023-05-03 23:13:41,626 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 23:13:41,628 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 46 select indices, 46 select index equivalence classes, 0 disjoint index pairs (out of 1035 index pairs), introduced 46 new quantified variables, introduced 1035 case distinctions, treesize of input 440 treesize of output 5414 [2023-05-03 23:14:07,759 WARN L319 FreeRefinementEngine]: Global settings require throwing the following exception [2023-05-03 23:14:07,774 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2023-05-03 23:14:07,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2023-05-03 23:14:07,960 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: Maybe an infinite loop at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.sequentialSubsetPush(QuantifierPushUtilsForSubsetPush.java:130) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:345) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:188) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:65) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:295) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:281) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:90) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:420) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:399) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:271) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:342) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:266) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:147) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:336) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-05-03 23:14:07,963 INFO L158 Benchmark]: Toolchain (without parser) took 510838.11ms. Allocated memory was 202.4MB in the beginning and 632.3MB in the end (delta: 429.9MB). Free memory was 154.6MB in the beginning and 218.6MB in the end (delta: -63.9MB). Peak memory consumption was 452.0MB. Max. memory is 8.0GB. [2023-05-03 23:14:07,964 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.10ms. Allocated memory is still 202.4MB. Free memory is still 155.7MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-03 23:14:07,964 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.85ms. Allocated memory is still 202.4MB. Free memory was 154.5MB in the beginning and 153.0MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-03 23:14:07,964 INFO L158 Benchmark]: Boogie Preprocessor took 14.62ms. Allocated memory is still 202.4MB. Free memory was 153.0MB in the beginning and 152.0MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-03 23:14:07,964 INFO L158 Benchmark]: RCFGBuilder took 196.79ms. Allocated memory is still 202.4MB. Free memory was 152.0MB in the beginning and 142.3MB in the end (delta: 9.7MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2023-05-03 23:14:07,964 INFO L158 Benchmark]: TraceAbstraction took 510585.57ms. Allocated memory was 202.4MB in the beginning and 632.3MB in the end (delta: 429.9MB). Free memory was 141.1MB in the beginning and 218.6MB in the end (delta: -77.4MB). Peak memory consumption was 438.3MB. Max. memory is 8.0GB. [2023-05-03 23:14:07,965 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.10ms. Allocated memory is still 202.4MB. Free memory is still 155.7MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 36.85ms. Allocated memory is still 202.4MB. Free memory was 154.5MB in the beginning and 153.0MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 14.62ms. Allocated memory is still 202.4MB. Free memory was 153.0MB in the beginning and 152.0MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 196.79ms. Allocated memory is still 202.4MB. Free memory was 152.0MB in the beginning and 142.3MB in the end (delta: 9.7MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * TraceAbstraction took 510585.57ms. Allocated memory was 202.4MB in the beginning and 632.3MB in the end (delta: 429.9MB). Free memory was 141.1MB in the beginning and 218.6MB in the end (delta: -77.4MB). Peak memory consumption was 438.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: Maybe an infinite loop de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: Maybe an infinite loop: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.sequentialSubsetPush(QuantifierPushUtilsForSubsetPush.java:130) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-05-03 23:14:07,985 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-05-03 23:14:08,213 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...