/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 true -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/send-receive.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-03 14:51:46,024 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2023-05-03 14:51:46,114 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-03 14:51:46,142 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-03 14:51:46,142 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-03 14:51:46,142 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-03 14:51:46,142 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-03 14:51:46,143 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-03 14:51:46,143 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-03 14:51:46,144 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-03 14:51:46,144 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-03 14:51:46,144 INFO L138 SettingsManager]: * Use SBE=true [2023-05-03 14:51:46,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-03 14:51:46,145 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-03 14:51:46,145 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-03 14:51:46,145 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-03 14:51:46,145 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-03 14:51:46,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-03 14:51:46,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-03 14:51:46,145 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-03 14:51:46,145 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-03 14:51:46,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-03 14:51:46,146 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-03 14:51:46,146 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-03 14:51:46,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-03 14:51:46,146 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-03 14:51:46,147 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-03 14:51:46,147 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-03 14:51:46,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-03 14:51:46,147 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-03 14:51:46,148 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-03 14:51:46,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-03 14:51:46,148 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-03 14:51:46,148 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-03 14:51:46,148 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-03 14:51:46,148 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-03 14:51:46,148 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-03 14:51:46,149 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-03 14:51:46,149 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-03 14:51:46,149 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> true [2023-05-03 14:51:46,364 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-03 14:51:46,381 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-03 14:51:46,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-03 14:51:46,384 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-05-03 14:51:46,386 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2023-05-03 14:51:46,387 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/send-receive.wvr.bpl [2023-05-03 14:51:46,388 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/send-receive.wvr.bpl' [2023-05-03 14:51:46,405 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-03 14:51:46,406 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-05-03 14:51:46,409 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-03 14:51:46,409 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-03 14:51:46,409 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-03 14:51:46,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 02:51:46" (1/1) ... [2023-05-03 14:51:46,425 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 02:51:46" (1/1) ... [2023-05-03 14:51:46,429 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2023-05-03 14:51:46,430 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-03 14:51:46,431 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-03 14:51:46,431 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-03 14:51:46,431 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-03 14:51:46,439 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 02:51:46" (1/1) ... [2023-05-03 14:51:46,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 02:51:46" (1/1) ... [2023-05-03 14:51:46,440 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 02:51:46" (1/1) ... [2023-05-03 14:51:46,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 02:51:46" (1/1) ... [2023-05-03 14:51:46,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 02:51:46" (1/1) ... [2023-05-03 14:51:46,449 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 02:51:46" (1/1) ... [2023-05-03 14:51:46,450 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 02:51:46" (1/1) ... [2023-05-03 14:51:46,450 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 02:51:46" (1/1) ... [2023-05-03 14:51:46,451 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-03 14:51:46,453 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-03 14:51:46,453 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-03 14:51:46,453 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-03 14:51:46,454 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 02:51:46" (1/1) ... [2023-05-03 14:51:46,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-03 14:51:46,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 14:51:46,482 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 14:51:46,504 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 14:51:46,515 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2023-05-03 14:51:46,515 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-03 14:51:46,516 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-03 14:51:46,516 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2023-05-03 14:51:46,516 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-03 14:51:46,516 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-03 14:51:46,516 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-05-03 14:51:46,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-03 14:51:46,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-03 14:51:46,516 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2023-05-03 14:51:46,516 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-05-03 14:51:46,516 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-05-03 14:51:46,517 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 14:51:46,560 INFO L235 CfgBuilder]: Building ICFG [2023-05-03 14:51:46,561 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-03 14:51:46,680 INFO L276 CfgBuilder]: Performing block encoding [2023-05-03 14:51:46,706 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-03 14:51:46,706 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2023-05-03 14:51:46,708 INFO L202 PluginConnector]: Adding new model send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 02:51:46 BoogieIcfgContainer [2023-05-03 14:51:46,708 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-03 14:51:46,714 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-03 14:51:46,714 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-03 14:51:46,717 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-03 14:51:46,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 02:51:46" (1/2) ... [2023-05-03 14:51:46,719 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79c04128 and model type send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 02:51:46, skipping insertion in model container [2023-05-03 14:51:46,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 02:51:46" (2/2) ... [2023-05-03 14:51:46,721 INFO L112 eAbstractionObserver]: Analyzing ICFG send-receive.wvr.bpl [2023-05-03 14:51:46,728 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-03 14:51:46,736 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-03 14:51:46,736 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-03 14:51:46,736 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-03 14:51:46,797 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-05-03 14:51:46,862 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-03 14:51:46,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-03 14:51:46,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 14:51:46,864 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 14:51:46,873 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 14:51:46,916 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-03 14:51:46,948 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-03 14:51:46,954 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;@5e238faa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-03 14:51:46,955 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-05-03 14:51:47,053 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-03 14:51:47,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 14:51:47,057 INFO L85 PathProgramCache]: Analyzing trace with hash 979993785, now seen corresponding path program 1 times [2023-05-03 14:51:47,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 14:51:47,065 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548572902] [2023-05-03 14:51:47,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 14:51:47,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 14:51:47,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 14:51:47,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:51:47,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 14:51:47,172 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548572902] [2023-05-03 14:51:47,173 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548572902] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-03 14:51:47,173 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-03 14:51:47,173 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-03 14:51:47,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142143495] [2023-05-03 14:51:47,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-03 14:51:47,178 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-03 14:51:47,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 14:51:47,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-03 14:51:47,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-03 14:51:47,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:51:47,235 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 14:51:47,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 14:51:47,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:51:47,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:47,368 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-03 14:51:47,369 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-03 14:51:47,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 14:51:47,369 INFO L85 PathProgramCache]: Analyzing trace with hash -1883489957, now seen corresponding path program 1 times [2023-05-03 14:51:47,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 14:51:47,370 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642810666] [2023-05-03 14:51:47,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 14:51:47,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 14:51:47,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 14:51:47,466 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-03 14:51:47,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 14:51:47,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642810666] [2023-05-03 14:51:47,467 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642810666] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-03 14:51:47,467 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-03 14:51:47,467 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-03 14:51:47,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328413278] [2023-05-03 14:51:47,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-03 14:51:47,469 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-03 14:51:47,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 14:51:47,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-03 14:51:47,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-03 14:51:47,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:51:47,470 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 14:51:47,470 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-03 14:51:47,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:47,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:51:47,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:47,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:47,504 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-03 14:51:47,504 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-03 14:51:47,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 14:51:47,505 INFO L85 PathProgramCache]: Analyzing trace with hash -1342069977, now seen corresponding path program 2 times [2023-05-03 14:51:47,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 14:51:47,505 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222201110] [2023-05-03 14:51:47,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 14:51:47,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 14:51:47,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 14:51:47,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:51:47,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 14:51:47,545 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222201110] [2023-05-03 14:51:47,545 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222201110] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-03 14:51:47,545 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-03 14:51:47,545 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-03 14:51:47,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475520294] [2023-05-03 14:51:47,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-03 14:51:47,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-03 14:51:47,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 14:51:47,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-03 14:51:47,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-03 14:51:47,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:51:47,547 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 14:51:47,547 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-03 14:51:47,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:47,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:47,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:51:47,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:47,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:47,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:47,615 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-03 14:51:47,615 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-03 14:51:47,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 14:51:47,616 INFO L85 PathProgramCache]: Analyzing trace with hash 1950904135, now seen corresponding path program 1 times [2023-05-03 14:51:47,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 14:51:47,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568960233] [2023-05-03 14:51:47,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 14:51:47,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 14:51:47,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 14:51:47,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:51:47,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 14:51:47,788 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568960233] [2023-05-03 14:51:47,792 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568960233] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 14:51:47,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [985382607] [2023-05-03 14:51:47,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 14:51:47,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 14:51:47,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 14:51:47,801 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 14:51:47,830 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 14:51:47,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 14:51:47,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 10 conjunts are in the unsatisfiable core [2023-05-03 14:51:47,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 14:51:48,019 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 14:51:48,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:51:48,056 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 14:51:48,137 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 14:51:48,137 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 14:51:48,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:51:48,235 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [985382607] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 14:51:48,235 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 14:51:48,235 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 9 [2023-05-03 14:51:48,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627489667] [2023-05-03 14:51:48,235 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 14:51:48,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-05-03 14:51:48,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 14:51:48,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-05-03 14:51:48,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2023-05-03 14:51:48,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:51:48,237 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 14:51:48,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.6) internal successors, (36), 9 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-03 14:51:48,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:48,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:48,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:48,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:51:48,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:48,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:48,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:48,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:51:48,417 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-05-03 14:51:48,613 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 14:51:48,613 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-03 14:51:48,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 14:51:48,614 INFO L85 PathProgramCache]: Analyzing trace with hash 487780045, now seen corresponding path program 1 times [2023-05-03 14:51:48,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 14:51:48,614 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368686362] [2023-05-03 14:51:48,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 14:51:48,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 14:51:48,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 14:51:48,952 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:51:48,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 14:51:48,953 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368686362] [2023-05-03 14:51:48,954 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368686362] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 14:51:48,954 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [478470301] [2023-05-03 14:51:48,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 14:51:48,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 14:51:48,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 14:51:48,957 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 14:51:48,984 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 14:51:48,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 14:51:49,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 18 conjunts are in the unsatisfiable core [2023-05-03 14:51:49,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 14:51:49,276 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:51:49,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:51:49,278 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 14:51:49,298 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:51:49,298 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 14:51:49,450 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 14:51:49,450 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 14:51:49,562 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:51:49,562 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [478470301] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 14:51:49,563 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 14:51:49,563 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 15 [2023-05-03 14:51:49,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146761378] [2023-05-03 14:51:49,563 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 14:51:49,564 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-05-03 14:51:49,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 14:51:49,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-05-03 14:51:49,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2023-05-03 14:51:49,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:51:49,568 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 14:51:49,569 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.5) internal successors, (56), 15 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-03 14:51:49,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:49,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:49,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:49,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:51:49,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:51:49,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:49,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:49,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:49,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:51:49,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:51:49,968 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 14:51:50,161 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 14:51:50,161 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-03 14:51:50,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 14:51:50,162 INFO L85 PathProgramCache]: Analyzing trace with hash 1850028499, now seen corresponding path program 2 times [2023-05-03 14:51:50,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 14:51:50,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601218772] [2023-05-03 14:51:50,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 14:51:50,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 14:51:50,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 14:51:50,192 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-05-03 14:51:50,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 14:51:50,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601218772] [2023-05-03 14:51:50,192 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601218772] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-03 14:51:50,193 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-03 14:51:50,193 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-05-03 14:51:50,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925889027] [2023-05-03 14:51:50,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-03 14:51:50,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-05-03 14:51:50,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 14:51:50,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-05-03 14:51:50,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-05-03 14:51:50,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:51:50,194 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 14:51:50,194 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-03 14:51:50,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:50,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:50,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:50,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:51:50,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:51:50,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:51:50,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:50,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:50,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:51:50,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:51:50,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:51:50,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 14:51:50,226 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-05-03 14:51:50,226 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-03 14:51:50,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 14:51:50,227 INFO L85 PathProgramCache]: Analyzing trace with hash 848035315, now seen corresponding path program 3 times [2023-05-03 14:51:50,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 14:51:50,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071099556] [2023-05-03 14:51:50,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 14:51:50,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 14:51:50,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 14:51:50,574 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:51:50,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 14:51:50,574 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071099556] [2023-05-03 14:51:50,574 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071099556] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 14:51:50,574 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [516476386] [2023-05-03 14:51:50,574 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-03 14:51:50,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 14:51:50,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 14:51:50,578 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 14:51:50,593 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 14:51:50,617 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2023-05-03 14:51:50,617 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 14:51:50,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 26 conjunts are in the unsatisfiable core [2023-05-03 14:51:50,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 14:51:51,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:51:51,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:51:51,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:51:51,025 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:51:51,026 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:51:51,026 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 48 treesize of output 24 [2023-05-03 14:51:51,038 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:51:51,038 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 14:51:51,935 INFO L356 Elim1Store]: treesize reduction 10, result has 95.6 percent of original size [2023-05-03 14:51:51,936 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 92 treesize of output 284 [2023-05-03 14:51:53,210 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-03 14:52:03,845 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:52:03,846 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [516476386] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 14:52:03,846 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 14:52:03,846 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 22 [2023-05-03 14:52:03,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241311726] [2023-05-03 14:52:03,846 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 14:52:03,847 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2023-05-03 14:52:03,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 14:52:03,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2023-05-03 14:52:03,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=389, Unknown=0, NotChecked=0, Total=506 [2023-05-03 14:52:03,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:52:03,848 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 14:52:03,848 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 3.391304347826087) internal successors, (78), 22 states have internal predecessors, (78), 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 14:52:03,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:03,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:03,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:03,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:52:03,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:52:03,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 14:52:03,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:52:04,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:04,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:04,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:04,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:52:04,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:52:04,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 14:52:04,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 14:52:04,321 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 14:52:04,520 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 14:52:04,520 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-03 14:52:04,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 14:52:04,521 INFO L85 PathProgramCache]: Analyzing trace with hash 480496761, now seen corresponding path program 4 times [2023-05-03 14:52:04,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 14:52:04,521 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054196177] [2023-05-03 14:52:04,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 14:52:04,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 14:52:04,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 14:52:04,937 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 4 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:52:04,937 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 14:52:04,937 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054196177] [2023-05-03 14:52:04,937 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054196177] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 14:52:04,937 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [224793880] [2023-05-03 14:52:04,937 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-03 14:52:04,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 14:52:04,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 14:52:04,939 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 14:52:04,962 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 14:52:04,979 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-03 14:52:04,979 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 14:52:04,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 34 conjunts are in the unsatisfiable core [2023-05-03 14:52:04,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 14:52:05,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:05,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:05,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:05,411 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:05,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:05,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:05,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:05,414 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:05,414 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:05,416 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 6 disjoint index pairs (out of 21 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 31 [2023-05-03 14:52:05,422 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 12 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:52:05,422 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 14:52:05,875 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 14:52:05,875 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 80 treesize of output 190 [2023-05-03 14:52:06,138 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 4 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:52:06,138 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [224793880] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 14:52:06,138 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 14:52:06,138 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 27 [2023-05-03 14:52:06,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057862347] [2023-05-03 14:52:06,138 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 14:52:06,139 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2023-05-03 14:52:06,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 14:52:06,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2023-05-03 14:52:06,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=611, Unknown=0, NotChecked=0, Total=756 [2023-05-03 14:52:06,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:52:06,140 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 14:52:06,140 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 3.2857142857142856) internal successors, (92), 27 states have internal predecessors, (92), 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 14:52:06,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:06,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:06,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:06,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:52:06,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:52:06,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 14:52:06,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 14:52:06,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:52:07,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:07,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:07,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:07,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:52:07,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:52:07,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 14:52:07,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 14:52:07,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-05-03 14:52:07,102 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-05-03 14:52:07,293 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 14:52:07,293 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-03 14:52:07,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 14:52:07,293 INFO L85 PathProgramCache]: Analyzing trace with hash -1952364647, now seen corresponding path program 5 times [2023-05-03 14:52:07,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 14:52:07,294 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341529293] [2023-05-03 14:52:07,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 14:52:07,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 14:52:07,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 14:52:08,116 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 13 proven. 199 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-05-03 14:52:08,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 14:52:08,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341529293] [2023-05-03 14:52:08,117 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341529293] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 14:52:08,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1873246870] [2023-05-03 14:52:08,117 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-03 14:52:08,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 14:52:08,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 14:52:08,121 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 14:52:08,151 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 14:52:08,175 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2023-05-03 14:52:08,175 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 14:52:08,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 59 conjunts are in the unsatisfiable core [2023-05-03 14:52:08,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 14:52:09,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:09,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:09,250 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:09,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:09,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:09,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:09,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:09,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:09,255 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:09,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:09,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:09,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:09,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:09,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:09,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:09,261 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:09,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:09,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:09,263 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:09,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:09,264 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:09,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:09,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:09,266 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:09,269 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 14:52:09,304 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 53 proven. 171 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-03 14:52:09,304 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 14:52:10,220 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:10,220 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:10,221 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:10,222 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:10,222 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:10,224 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:10,226 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:10,230 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:10,231 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:10,232 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:10,234 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:10,235 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:10,235 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:10,236 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:10,238 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:10,239 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:10,240 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:10,240 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:10,241 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:10,243 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:10,244 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:10,358 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 14:52:10,359 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 63 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 28 case distinctions, treesize of input 136 treesize of output 324 [2023-05-03 14:52:10,682 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 10 proven. 214 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-03 14:52:10,682 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1873246870] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 14:52:10,682 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 14:52:10,682 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 18, 18] total 43 [2023-05-03 14:52:10,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550846372] [2023-05-03 14:52:10,683 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 14:52:10,683 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2023-05-03 14:52:10,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 14:52:10,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2023-05-03 14:52:10,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=334, Invalid=1558, Unknown=0, NotChecked=0, Total=1892 [2023-05-03 14:52:10,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:52:10,685 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 14:52:10,685 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 3.590909090909091) internal successors, (158), 43 states have internal predecessors, (158), 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 14:52:10,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:10,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:10,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:10,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:52:10,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:52:10,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 14:52:10,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 14:52:10,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2023-05-03 14:52:10,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:52:13,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:13,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:13,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:13,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:52:13,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:52:13,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 14:52:13,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 14:52:13,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-05-03 14:52:13,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-03 14:52:13,332 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-05-03 14:52:13,529 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 14:52:13,530 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-03 14:52:13,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 14:52:13,530 INFO L85 PathProgramCache]: Analyzing trace with hash -782320995, now seen corresponding path program 6 times [2023-05-03 14:52:13,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 14:52:13,530 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139170580] [2023-05-03 14:52:13,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 14:52:13,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 14:52:13,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 14:52:14,862 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 12 proven. 196 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-05-03 14:52:14,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 14:52:14,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139170580] [2023-05-03 14:52:14,862 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139170580] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 14:52:14,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [966005637] [2023-05-03 14:52:14,863 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-03 14:52:14,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 14:52:14,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 14:52:14,864 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 14:52:14,887 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 14:52:14,911 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2023-05-03 14:52:14,912 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 14:52:14,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 76 conjunts are in the unsatisfiable core [2023-05-03 14:52:14,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 14:52:16,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,567 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:16,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,576 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:16,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,581 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:16,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,591 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:16,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,592 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:16,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,595 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:16,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,599 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:16,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:16,600 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:16,605 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 14:52:16,613 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 66 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:52:16,614 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 14:52:17,945 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,946 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,946 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,947 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,947 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,948 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,949 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,949 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,950 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,950 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,951 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,951 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,952 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,952 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,955 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,955 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,956 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,965 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,966 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,968 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,972 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,972 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,972 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,973 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,973 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,976 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,977 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,977 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,977 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,982 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,982 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,982 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,983 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,983 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,993 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:17,993 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:18,205 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 14:52:18,206 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 108 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 45 case distinctions, treesize of input 174 treesize of output 504 [2023-05-03 14:52:18,623 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 6 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:52:18,623 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [966005637] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 14:52:18,623 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 14:52:18,624 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 22, 22] total 49 [2023-05-03 14:52:18,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399810333] [2023-05-03 14:52:18,626 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 14:52:18,655 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2023-05-03 14:52:18,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 14:52:18,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2023-05-03 14:52:18,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=447, Invalid=2003, Unknown=0, NotChecked=0, Total=2450 [2023-05-03 14:52:18,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:52:18,657 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 14:52:18,658 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 3.5) internal successors, (175), 49 states have internal predecessors, (175), 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 14:52:18,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:18,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:18,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:18,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:52:18,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:52:18,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 14:52:18,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 14:52:18,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2023-05-03 14:52:18,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-03 14:52:18,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:52:26,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:26,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:26,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:26,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:52:26,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:52:26,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 14:52:26,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 14:52:26,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-05-03 14:52:26,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-03 14:52:26,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2023-05-03 14:52:26,632 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 14:52:26,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 14:52:26,816 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-03 14:52:26,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 14:52:26,816 INFO L85 PathProgramCache]: Analyzing trace with hash -828133949, now seen corresponding path program 7 times [2023-05-03 14:52:26,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 14:52:26,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306860115] [2023-05-03 14:52:26,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 14:52:26,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 14:52:26,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 14:52:28,074 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 10 proven. 261 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-05-03 14:52:28,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 14:52:28,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306860115] [2023-05-03 14:52:28,075 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306860115] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 14:52:28,075 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [768566480] [2023-05-03 14:52:28,075 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-03 14:52:28,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 14:52:28,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 14:52:28,077 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 14:52:28,081 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 14:52:28,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 14:52:28,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 84 conjunts are in the unsatisfiable core [2023-05-03 14:52:28,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 14:52:30,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,159 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:30,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,164 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:30,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,168 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:30,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,173 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:30,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,178 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:30,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,181 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:30,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,183 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:30,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,185 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:30,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:30,187 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:30,193 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 185 treesize of output 67 [2023-05-03 14:52:30,203 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 76 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:52:30,204 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 14:52:32,433 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 14:52:32,434 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 14:52:34,659 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 13 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:52:34,659 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [768566480] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 14:52:34,659 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 14:52:34,659 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 24, 24] total 56 [2023-05-03 14:52:34,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848379161] [2023-05-03 14:52:34,659 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 14:52:34,660 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 57 states [2023-05-03 14:52:34,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 14:52:34,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2023-05-03 14:52:34,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=462, Invalid=2730, Unknown=0, NotChecked=0, Total=3192 [2023-05-03 14:52:34,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:52:34,661 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 14:52:34,661 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 57 states, 57 states have (on average 3.3859649122807016) internal successors, (193), 56 states have internal predecessors, (193), 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 14:52:34,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:34,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:34,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:34,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:52:34,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:52:34,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 14:52:34,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 14:52:34,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2023-05-03 14:52:34,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-03 14:52:34,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2023-05-03 14:52:34,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:52:43,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:43,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:43,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:43,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:52:43,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:52:43,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 14:52:43,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 14:52:43,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-05-03 14:52:43,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-03 14:52:43,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2023-05-03 14:52:43,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2023-05-03 14:52:43,309 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 14:52:43,494 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,SelfDestructingSolverStorable10 [2023-05-03 14:52:43,495 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-03 14:52:43,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 14:52:43,495 INFO L85 PathProgramCache]: Analyzing trace with hash -1051812575, now seen corresponding path program 8 times [2023-05-03 14:52:43,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 14:52:43,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492458922] [2023-05-03 14:52:43,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 14:52:43,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 14:52:43,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 14:52:44,567 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 11 proven. 382 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2023-05-03 14:52:44,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 14:52:44,568 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492458922] [2023-05-03 14:52:44,568 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492458922] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 14:52:44,568 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [636719015] [2023-05-03 14:52:44,568 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-03 14:52:44,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 14:52:44,568 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 14:52:44,573 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 14:52:44,593 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 14:52:44,620 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-03 14:52:44,620 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 14:52:44,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 92 conjunts are in the unsatisfiable core [2023-05-03 14:52:44,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 14:52:47,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,291 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:47,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,303 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:47,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,307 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:47,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,314 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:47,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,317 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:47,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,321 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:47,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,327 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:47,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,328 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:47,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,329 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:47,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:52:47,330 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:52:47,333 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 202 treesize of output 72 [2023-05-03 14:52:47,348 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 66 proven. 384 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:52:47,348 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 14:52:50,157 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 14:52:50,158 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 14:52:53,945 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 20 proven. 430 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:52:53,945 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [636719015] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 14:52:53,946 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 14:52:53,946 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 26, 26] total 58 [2023-05-03 14:52:53,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506854981] [2023-05-03 14:52:53,946 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 14:52:53,947 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2023-05-03 14:52:53,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 14:52:53,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2023-05-03 14:52:53,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=463, Invalid=2959, Unknown=0, NotChecked=0, Total=3422 [2023-05-03 14:52:53,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:52:53,949 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 14:52:53,949 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 3.830508474576271) internal successors, (226), 58 states have internal predecessors, (226), 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 14:52:53,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:53,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:53,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:52:53,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:52:53,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:52:53,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 14:52:53,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 14:52:53,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2023-05-03 14:52:53,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-03 14:52:53,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2023-05-03 14:52:53,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2023-05-03 14:52:53,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:53:10,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:53:10,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:53:10,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:53:10,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:53:10,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:53:10,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 14:53:10,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 14:53:10,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-05-03 14:53:10,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-03 14:53:10,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2023-05-03 14:53:10,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2023-05-03 14:53:10,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2023-05-03 14:53:10,405 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 14:53:10,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 14:53:10,591 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-03 14:53:10,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 14:53:10,592 INFO L85 PathProgramCache]: Analyzing trace with hash 1448648007, now seen corresponding path program 9 times [2023-05-03 14:53:10,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 14:53:10,592 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688272918] [2023-05-03 14:53:10,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 14:53:10,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 14:53:10,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 14:53:12,155 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 24 proven. 469 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-05-03 14:53:12,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 14:53:12,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688272918] [2023-05-03 14:53:12,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688272918] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 14:53:12,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [519735405] [2023-05-03 14:53:12,155 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-03 14:53:12,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 14:53:12,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 14:53:12,157 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 14:53:12,158 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 14:53:12,214 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 17 check-sat command(s) [2023-05-03 14:53:12,214 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 14:53:12,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 103 conjunts are in the unsatisfiable core [2023-05-03 14:53:12,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 14:53:15,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,320 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:15,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,340 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:15,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,347 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:15,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,354 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:15,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,362 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:15,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,363 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:15,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,370 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:15,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,374 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:15,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,377 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:15,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,379 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:15,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:15,382 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:15,383 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 14:53:15,394 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 69 proven. 454 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:53:15,394 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 14:53:18,090 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,090 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,091 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,091 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,091 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,092 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,092 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,093 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,093 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,094 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,094 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,095 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,095 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,095 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,096 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,097 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,097 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,097 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,099 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,100 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,101 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,101 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,101 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,102 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,102 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,103 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,103 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,104 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,104 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,104 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,105 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,105 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,106 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,106 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,107 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,107 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,110 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,110 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,111 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,112 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,120 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,122 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,125 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,130 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,130 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,131 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,132 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,133 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,134 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,137 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,137 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,137 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,139 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,140 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,142 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,144 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,144 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,145 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,146 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,148 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,148 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,148 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,149 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,149 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,154 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,157 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:18,597 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 14:53:18,598 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 24 select indices, 24 select index equivalence classes, 198 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 78 case distinctions, treesize of input 232 treesize of output 850 [2023-05-03 14:53:19,293 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 14 proven. 509 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:53:19,293 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [519735405] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 14:53:19,293 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 14:53:19,293 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 29, 28] total 70 [2023-05-03 14:53:19,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297104222] [2023-05-03 14:53:19,293 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 14:53:19,294 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 71 states [2023-05-03 14:53:19,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 14:53:19,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2023-05-03 14:53:19,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=740, Invalid=4230, Unknown=0, NotChecked=0, Total=4970 [2023-05-03 14:53:19,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:53:19,295 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 14:53:19,295 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 71 states, 71 states have (on average 3.619718309859155) internal successors, (257), 70 states have internal predecessors, (257), 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 14:53:19,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:53:19,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:53:19,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:53:19,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:53:19,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:53:19,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 14:53:19,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 14:53:19,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2023-05-03 14:53:19,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-03 14:53:19,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2023-05-03 14:53:19,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2023-05-03 14:53:19,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2023-05-03 14:53:19,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:53:44,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:53:44,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:53:44,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:53:44,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:53:44,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:53:44,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 14:53:44,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 14:53:44,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-05-03 14:53:44,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-03 14:53:44,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2023-05-03 14:53:44,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2023-05-03 14:53:44,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2023-05-03 14:53:44,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2023-05-03 14:53:44,684 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 14:53:44,873 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,SelfDestructingSolverStorable12 [2023-05-03 14:53:44,873 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-03 14:53:44,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 14:53:44,873 INFO L85 PathProgramCache]: Analyzing trace with hash -1348207195, now seen corresponding path program 10 times [2023-05-03 14:53:44,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 14:53:44,874 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72486194] [2023-05-03 14:53:44,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 14:53:44,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 14:53:44,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 14:53:46,379 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 13 proven. 665 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-05-03 14:53:46,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 14:53:46,380 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72486194] [2023-05-03 14:53:46,380 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72486194] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 14:53:46,380 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [759625288] [2023-05-03 14:53:46,380 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-03 14:53:46,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 14:53:46,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 14:53:46,381 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 14:53:46,385 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 14:53:46,432 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-03 14:53:46,433 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 14:53:46,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 108 conjunts are in the unsatisfiable core [2023-05-03 14:53:46,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 14:53:50,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,467 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:50,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,472 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:50,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,481 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:50,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,485 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:50,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,494 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:50,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,500 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:50,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,504 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:50,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,510 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:50,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,513 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:50,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,514 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:50,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,515 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:50,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:53:50,516 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:53:50,525 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 238 treesize of output 84 [2023-05-03 14:53:50,536 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 79 proven. 639 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:53:50,536 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 14:53:55,048 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 14:53:55,049 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 14:53:59,714 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 55 proven. 663 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:53:59,714 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [759625288] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 14:53:59,714 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 14:53:59,714 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 30, 30] total 72 [2023-05-03 14:53:59,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493318208] [2023-05-03 14:53:59,715 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 14:53:59,715 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2023-05-03 14:53:59,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 14:53:59,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2023-05-03 14:53:59,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=626, Invalid=4630, Unknown=0, NotChecked=0, Total=5256 [2023-05-03 14:53:59,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:53:59,717 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 14:53:59,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 73 states have (on average 3.9726027397260273) internal successors, (290), 72 states have internal predecessors, (290), 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 14:53:59,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:53:59,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:53:59,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:53:59,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:53:59,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:53:59,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 14:53:59,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 14:53:59,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2023-05-03 14:53:59,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-03 14:53:59,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2023-05-03 14:53:59,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2023-05-03 14:53:59,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2023-05-03 14:53:59,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2023-05-03 14:53:59,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:54:22,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:54:22,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:54:22,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:54:22,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:54:22,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:54:22,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 14:54:22,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 14:54:22,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-05-03 14:54:22,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-03 14:54:22,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2023-05-03 14:54:22,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2023-05-03 14:54:22,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2023-05-03 14:54:22,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2023-05-03 14:54:22,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2023-05-03 14:54:22,102 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-05-03 14:54:22,277 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,SelfDestructingSolverStorable13 [2023-05-03 14:54:22,277 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-03 14:54:22,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 14:54:22,278 INFO L85 PathProgramCache]: Analyzing trace with hash 232557259, now seen corresponding path program 11 times [2023-05-03 14:54:22,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 14:54:22,278 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065604139] [2023-05-03 14:54:22,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 14:54:22,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 14:54:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 14:54:24,188 INFO L134 CoverageAnalysis]: Checked inductivity of 809 backedges. 20 proven. 749 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-05-03 14:54:24,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 14:54:24,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065604139] [2023-05-03 14:54:24,188 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065604139] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 14:54:24,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [562435329] [2023-05-03 14:54:24,188 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-03 14:54:24,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 14:54:24,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 14:54:24,191 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 14:54:24,192 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 14:54:24,256 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 17 check-sat command(s) [2023-05-03 14:54:24,257 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 14:54:24,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 115 conjunts are in the unsatisfiable core [2023-05-03 14:54:24,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 14:54:28,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,968 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:28,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,970 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:28,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,995 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:28,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:28,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,000 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:29,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,003 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:29,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,009 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:29,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,013 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:29,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,015 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:29,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,018 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:29,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,022 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:29,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,026 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:29,026 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:29,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:54:29,027 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:29,029 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 14:54:29,037 INFO L134 CoverageAnalysis]: Checked inductivity of 809 backedges. 80 proven. 729 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:54:29,037 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 14:54:32,843 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,844 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,845 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,845 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,846 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,847 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,848 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,849 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,851 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,852 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,852 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,853 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,853 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,853 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,854 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,854 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,855 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,855 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,855 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,858 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,859 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,859 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,860 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,860 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,861 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,862 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,862 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,875 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,878 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,879 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,879 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,879 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,881 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,881 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,883 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,884 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,884 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,884 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,886 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,888 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,888 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,889 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,889 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,889 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,890 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,890 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,891 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,891 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,893 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,893 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,893 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,894 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,895 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,895 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,895 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,899 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,903 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,904 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,905 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,906 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,910 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,911 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,911 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,912 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,912 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,913 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,914 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,914 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,914 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,915 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,919 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,919 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,920 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,920 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,921 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,921 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,921 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,922 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,923 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,923 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,925 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,926 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,928 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,929 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,931 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,932 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,933 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,935 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,936 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,936 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:32,937 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:54:33,677 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 14:54:33,678 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 14:54:34,702 INFO L134 CoverageAnalysis]: Checked inductivity of 809 backedges. 47 proven. 762 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:54:34,702 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [562435329] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 14:54:34,702 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 14:54:34,702 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 32, 32] total 79 [2023-05-03 14:54:34,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714108464] [2023-05-03 14:54:34,702 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 14:54:34,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 80 states [2023-05-03 14:54:34,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 14:54:34,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2023-05-03 14:54:34,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=775, Invalid=5545, Unknown=0, NotChecked=0, Total=6320 [2023-05-03 14:54:34,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:54:34,705 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 14:54:34,705 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 80 states, 80 states have (on average 3.8625) internal successors, (309), 79 states have internal predecessors, (309), 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 14:54:34,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:54:34,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:54:34,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:54:34,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:54:34,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:54:34,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 14:54:34,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 14:54:34,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2023-05-03 14:54:34,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-03 14:54:34,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2023-05-03 14:54:34,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2023-05-03 14:54:34,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2023-05-03 14:54:34,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2023-05-03 14:54:34,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2023-05-03 14:54:34,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:55:24,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:55:24,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:55:24,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:55:24,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:55:24,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:55:24,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 14:55:24,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 14:55:24,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-05-03 14:55:24,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-03 14:55:24,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2023-05-03 14:55:24,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2023-05-03 14:55:24,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2023-05-03 14:55:24,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2023-05-03 14:55:24,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2023-05-03 14:55:24,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 322 states. [2023-05-03 14:55:24,055 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2023-05-03 14:55:24,239 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,SelfDestructingSolverStorable14 [2023-05-03 14:55:24,239 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-03 14:55:24,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 14:55:24,240 INFO L85 PathProgramCache]: Analyzing trace with hash 1712839721, now seen corresponding path program 12 times [2023-05-03 14:55:24,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 14:55:24,240 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846300027] [2023-05-03 14:55:24,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 14:55:24,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 14:55:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 14:55:26,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1050 backedges. 21 proven. 1000 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-05-03 14:55:26,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 14:55:26,512 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846300027] [2023-05-03 14:55:26,512 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846300027] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 14:55:26,512 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1945564127] [2023-05-03 14:55:26,512 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-03 14:55:26,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 14:55:26,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 14:55:26,513 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 14:55:26,514 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 14:55:26,569 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 17 check-sat command(s) [2023-05-03 14:55:26,569 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 14:55:26,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 122 conjunts are in the unsatisfiable core [2023-05-03 14:55:26,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 14:55:32,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:32,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:32,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:32,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:32,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:32,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:32,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:32,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:32,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:32,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:32,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:32,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:32,990 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:55:32,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:32,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:32,993 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:55:32,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:32,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:32,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:32,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:32,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:32,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:32,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:32,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,004 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:55:33,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,013 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:55:33,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,023 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:55:33,023 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:55:33,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,032 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:55:33,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,039 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:55:33,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,040 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:55:33,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,049 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:55:33,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,054 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:55:33,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,057 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:55:33,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,058 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:55:33,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:55:33,060 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:55:33,061 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 270 treesize of output 96 [2023-05-03 14:55:33,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1050 backedges. 66 proven. 984 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:55:33,075 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 14:55:39,881 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 14:55:39,882 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 14:55:50,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1050 backedges. 72 proven. 978 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:55:50,056 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1945564127] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 14:55:50,056 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 14:55:50,056 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 34, 34] total 86 [2023-05-03 14:55:50,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197259888] [2023-05-03 14:55:50,056 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 14:55:50,057 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 87 states [2023-05-03 14:55:50,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 14:55:50,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 87 interpolants. [2023-05-03 14:55:50,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=801, Invalid=6681, Unknown=0, NotChecked=0, Total=7482 [2023-05-03 14:55:50,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:55:50,059 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 14:55:50,059 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 87 states, 87 states have (on average 4.137931034482759) internal successors, (360), 86 states have internal predecessors, (360), 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 14:55:50,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:55:50,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:55:50,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:55:50,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:55:50,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:55:50,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 14:55:50,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 14:55:50,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2023-05-03 14:55:50,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-03 14:55:50,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2023-05-03 14:55:50,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2023-05-03 14:55:50,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2023-05-03 14:55:50,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2023-05-03 14:55:50,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2023-05-03 14:55:50,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 322 states. [2023-05-03 14:55:50,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:57:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:57:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:57:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:57:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:57:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:57:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 14:57:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 14:57:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-05-03 14:57:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-03 14:57:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2023-05-03 14:57:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2023-05-03 14:57:10,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2023-05-03 14:57:10,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2023-05-03 14:57:10,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2023-05-03 14:57:10,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 322 states. [2023-05-03 14:57:10,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 556 states. [2023-05-03 14:57:10,475 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 14:57:10,661 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,SelfDestructingSolverStorable15 [2023-05-03 14:57:10,661 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-03 14:57:10,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 14:57:10,662 INFO L85 PathProgramCache]: Analyzing trace with hash -802654641, now seen corresponding path program 13 times [2023-05-03 14:57:10,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 14:57:10,662 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506042736] [2023-05-03 14:57:10,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 14:57:10,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 14:57:10,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 14:57:13,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 25 proven. 1100 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-05-03 14:57:13,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 14:57:13,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506042736] [2023-05-03 14:57:13,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506042736] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 14:57:13,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2124150274] [2023-05-03 14:57:13,227 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-03 14:57:13,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 14:57:13,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 14:57:13,229 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 14:57:13,240 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 14:57:13,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 14:57:13,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 132 conjunts are in the unsatisfiable core [2023-05-03 14:57:13,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 14:57:20,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,777 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:57:20,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,784 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:57:20,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,796 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:57:20,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,811 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:57:20,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,820 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:57:20,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,824 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:57:20,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,831 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:57:20,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,838 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:57:20,838 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:57:20,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,846 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:57:20,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,847 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:57:20,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,851 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:57:20,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,853 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:57:20,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:57:20,856 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:57:20,857 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:57:20,858 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 293 treesize of output 103 [2023-05-03 14:57:20,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 82 proven. 1077 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:57:20,867 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 14:57:29,044 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 14:57:29,045 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 14:57:50,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 76 proven. 1083 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:57:50,098 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2124150274] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 14:57:50,098 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 14:57:50,098 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 36, 36] total 91 [2023-05-03 14:57:50,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476938134] [2023-05-03 14:57:50,098 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 14:57:50,098 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 92 states [2023-05-03 14:57:50,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 14:57:50,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 92 interpolants. [2023-05-03 14:57:50,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=888, Invalid=7484, Unknown=0, NotChecked=0, Total=8372 [2023-05-03 14:57:50,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:57:50,100 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 14:57:50,101 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 92 states, 92 states have (on average 4.043478260869565) internal successors, (372), 91 states have internal predecessors, (372), 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 14:57:50,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:57:50,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:57:50,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:57:50,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:57:50,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:57:50,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 14:57:50,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 14:57:50,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2023-05-03 14:57:50,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-03 14:57:50,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2023-05-03 14:57:50,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2023-05-03 14:57:50,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2023-05-03 14:57:50,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2023-05-03 14:57:50,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2023-05-03 14:57:50,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 322 states. [2023-05-03 14:57:50,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 556 states. [2023-05-03 14:57:50,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 14:59:15,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:59:15,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:59:15,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 14:59:15,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 14:59:15,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 14:59:15,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 14:59:15,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 14:59:15,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-05-03 14:59:15,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-03 14:59:15,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2023-05-03 14:59:15,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2023-05-03 14:59:15,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2023-05-03 14:59:15,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2023-05-03 14:59:15,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2023-05-03 14:59:15,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 322 states. [2023-05-03 14:59:15,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 556 states. [2023-05-03 14:59:15,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 449 states. [2023-05-03 14:59:15,043 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2023-05-03 14:59:15,229 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 14:59:15,229 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-03 14:59:15,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 14:59:15,230 INFO L85 PathProgramCache]: Analyzing trace with hash -1578944339, now seen corresponding path program 14 times [2023-05-03 14:59:15,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 14:59:15,230 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460901242] [2023-05-03 14:59:15,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 14:59:15,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 14:59:15,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 14:59:18,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1446 backedges. 17 proven. 1387 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-05-03 14:59:18,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 14:59:18,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460901242] [2023-05-03 14:59:18,986 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460901242] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 14:59:18,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2039181319] [2023-05-03 14:59:18,986 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-03 14:59:18,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 14:59:18,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 14:59:18,987 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 14:59:18,988 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 14:59:19,039 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-03 14:59:19,039 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 14:59:19,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 140 conjunts are in the unsatisfiable core [2023-05-03 14:59:19,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 14:59:30,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,939 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:59:30,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,955 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:59:30,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,960 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:59:30,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,969 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:59:30,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,971 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:59:30,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,979 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:59:30,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,989 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:59:30,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,998 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:59:30,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:30,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,002 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:59:31,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,007 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:59:31,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,012 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:59:31,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,025 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:59:31,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,029 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:59:31,030 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:59:31,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 14:59:31,031 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:59:31,032 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 14:59:31,033 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 14:59:31,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1446 backedges. 66 proven. 1380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 14:59:31,049 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 14:59:41,495 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 14:59:41,495 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 15:00:00,255 INFO L134 CoverageAnalysis]: Checked inductivity of 1446 backedges. 110 proven. 1336 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 15:00:00,256 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2039181319] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 15:00:00,256 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 15:00:00,256 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 38, 38] total 96 [2023-05-03 15:00:00,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402587103] [2023-05-03 15:00:00,256 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 15:00:00,256 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 97 states [2023-05-03 15:00:00,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 15:00:00,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 97 interpolants. [2023-05-03 15:00:00,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=951, Invalid=8361, Unknown=0, NotChecked=0, Total=9312 [2023-05-03 15:00:00,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 15:00:00,258 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 15:00:00,259 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 97 states, 97 states have (on average 4.237113402061856) internal successors, (411), 96 states have internal predecessors, (411), 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 15:00:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 15:00:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 15:00:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 15:00:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 15:00:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 15:00:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 15:00:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 15:00:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2023-05-03 15:00:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-03 15:00:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2023-05-03 15:00:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2023-05-03 15:00:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2023-05-03 15:00:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2023-05-03 15:00:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2023-05-03 15:00:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 322 states. [2023-05-03 15:00:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 556 states. [2023-05-03 15:00:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 449 states. [2023-05-03 15:00:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 15:01:25,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 15:01:25,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 15:01:25,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 15:01:25,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 15:01:25,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 15:01:25,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 15:01:25,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 15:01:25,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-05-03 15:01:25,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-03 15:01:25,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2023-05-03 15:01:25,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2023-05-03 15:01:25,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2023-05-03 15:01:25,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2023-05-03 15:01:25,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2023-05-03 15:01:25,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 322 states. [2023-05-03 15:01:25,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 556 states. [2023-05-03 15:01:25,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 449 states. [2023-05-03 15:01:25,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 469 states. [2023-05-03 15:01:25,056 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 15:01:25,241 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,SelfDestructingSolverStorable17 [2023-05-03 15:01:25,241 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-03 15:01:25,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 15:01:25,241 INFO L85 PathProgramCache]: Analyzing trace with hash -877305901, now seen corresponding path program 15 times [2023-05-03 15:01:25,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 15:01:25,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776305623] [2023-05-03 15:01:25,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 15:01:25,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 15:01:25,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 15:01:29,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1573 backedges. 18 proven. 1513 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-05-03 15:01:29,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 15:01:29,328 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776305623] [2023-05-03 15:01:29,328 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1776305623] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 15:01:29,328 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [107461681] [2023-05-03 15:01:29,328 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-03 15:01:29,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 15:01:29,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 15:01:29,329 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 15:01:29,330 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 15:01:29,404 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 22 check-sat command(s) [2023-05-03 15:01:29,404 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 15:01:29,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 146 conjunts are in the unsatisfiable core [2023-05-03 15:01:29,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 15:01:57,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,455 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 15:01:57,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,471 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 15:01:57,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,488 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 15:01:57,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,491 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 15:01:57,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,509 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 15:01:57,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,511 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 15:01:57,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,520 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 15:01:57,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,527 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 15:01:57,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,534 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 15:01:57,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,538 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 15:01:57,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,544 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 15:01:57,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,552 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 15:01:57,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,557 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 15:01:57,557 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 15:01:57,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,561 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 15:01:57,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 15:01:57,565 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 15:01:57,565 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 15:01:57,565 INFO L244 Elim1Store]: Index analysis took 111 ms [2023-05-03 15:01:57,567 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 321 treesize of output 115 [2023-05-03 15:01:57,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1573 backedges. 26 proven. 1547 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 15:01:57,583 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 15:04:08,028 WARN L233 SmtUtils]: Spent 1.85m on a formula simplification. DAG size of input: 2914 DAG size of output: 2711 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2023-05-03 15:04:08,041 INFO L356 Elim1Store]: treesize reduction 620, result has 92.9 percent of original size [2023-05-03 15:04:08,044 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 50 select indices, 50 select index equivalence classes, 0 disjoint index pairs (out of 1225 index pairs), introduced 50 new quantified variables, introduced 1225 case distinctions, treesize of input 368 treesize of output 8274 Received shutdown request... [2023-05-03 15:04:20,274 WARN L249 SmtUtils]: Removed 2 from assertion stack [2023-05-03 15:04:20,275 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2023-05-03 15:04:20,290 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-03 15:04:20,290 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-03 15:04:20,291 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2023-05-03 15:04:20,291 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-03 15:04:20,476 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 15:04:20,476 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 162 with TraceHistMax 27,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 39ms.. [2023-05-03 15:04:20,478 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2023-05-03 15:04:20,478 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2023-05-03 15:04:20,478 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2023-05-03 15:04:20,505 INFO L444 BasicCegarLoop]: Path program histogram: [15, 2, 1, 1] [2023-05-03 15:04:20,508 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-03 15:04:20,508 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-03 15:04:20,510 INFO L202 PluginConnector]: Adding new model send-receive.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.05 03:04:20 BasicIcfg [2023-05-03 15:04:20,510 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-03 15:04:20,511 INFO L158 Benchmark]: Toolchain (without parser) took 754104.64ms. Allocated memory was 194.0MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 153.6MB in the beginning and 1.1GB in the end (delta: -982.3MB). Peak memory consumption was 2.4GB. Max. memory is 8.0GB. [2023-05-03 15:04:20,511 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.12ms. Allocated memory is still 194.0MB. Free memory was 154.7MB in the beginning and 154.6MB in the end (delta: 136.3kB). There was no memory consumed. Max. memory is 8.0GB. [2023-05-03 15:04:20,511 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.60ms. Allocated memory is still 194.0MB. Free memory was 153.4MB in the beginning and 152.0MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-03 15:04:20,511 INFO L158 Benchmark]: Boogie Preprocessor took 20.21ms. Allocated memory is still 194.0MB. Free memory was 152.0MB in the beginning and 151.0MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-03 15:04:20,511 INFO L158 Benchmark]: RCFGBuilder took 255.16ms. Allocated memory is still 194.0MB. Free memory was 150.8MB in the beginning and 140.5MB in the end (delta: 10.3MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2023-05-03 15:04:20,512 INFO L158 Benchmark]: TraceAbstraction took 753796.37ms. Allocated memory was 194.0MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 139.3MB in the beginning and 1.1GB in the end (delta: -996.5MB). Peak memory consumption was 2.4GB. Max. memory is 8.0GB. [2023-05-03 15:04:20,513 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 0.12ms. Allocated memory is still 194.0MB. Free memory was 154.7MB in the beginning and 154.6MB in the end (delta: 136.3kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 21.60ms. Allocated memory is still 194.0MB. Free memory was 153.4MB in the beginning and 152.0MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 20.21ms. Allocated memory is still 194.0MB. Free memory was 152.0MB in the beginning and 151.0MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 255.16ms. Allocated memory is still 194.0MB. Free memory was 150.8MB in the beginning and 140.5MB in the end (delta: 10.3MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * TraceAbstraction took 753796.37ms. Allocated memory was 194.0MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 139.3MB in the beginning and 1.1GB in the end (delta: -996.5MB). Peak memory consumption was 2.4GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 859533, independent: 622800, independent conditional: 622371, independent unconditional: 429, dependent: 236733, dependent conditional: 236725, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 675152, independent: 622800, independent conditional: 622371, independent unconditional: 429, dependent: 52352, dependent conditional: 52344, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 675152, independent: 622800, independent conditional: 622371, independent unconditional: 429, dependent: 52352, dependent conditional: 52344, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1433914, independent: 622800, independent conditional: 6263, independent unconditional: 616537, dependent: 811114, dependent conditional: 752499, dependent unconditional: 58615, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1433914, independent: 622800, independent conditional: 6263, independent unconditional: 616537, dependent: 811114, dependent conditional: 336519, dependent unconditional: 474595, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1433914, independent: 622800, independent conditional: 6263, independent unconditional: 616537, dependent: 811114, dependent conditional: 336519, dependent unconditional: 474595, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4551, independent: 2032, independent conditional: 1660, independent unconditional: 372, dependent: 2519, dependent conditional: 2509, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4551, independent: 368, independent conditional: 0, independent unconditional: 368, dependent: 4183, dependent conditional: 0, dependent unconditional: 4183, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4183, independent: 1664, independent conditional: 1660, independent unconditional: 4, dependent: 2519, dependent conditional: 2509, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4183, independent: 1664, independent conditional: 1660, independent unconditional: 4, dependent: 2519, dependent conditional: 2509, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10062, independent: 3644, independent conditional: 3630, independent unconditional: 15, dependent: 6418, dependent conditional: 6344, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1433914, independent: 620768, independent conditional: 4603, independent unconditional: 616165, dependent: 808595, dependent conditional: 334010, dependent unconditional: 474585, unknown: 4551, unknown conditional: 4169, unknown unconditional: 382] , Statistics on independence cache: Total cache size (in pairs): 4551, Positive cache size: 2032, Positive conditional cache size: 1660, Positive unconditional cache size: 372, Negative cache size: 2519, Negative conditional cache size: 2509, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 415980, Maximal queried relation: 18, Independence queries for same thread: 184381 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 70, Number of trivial persistent sets: 57, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 437, independent: 429, independent conditional: 0, independent unconditional: 429, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 859533, independent: 622800, independent conditional: 622371, independent unconditional: 429, dependent: 236733, dependent conditional: 236725, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 675152, independent: 622800, independent conditional: 622371, independent unconditional: 429, dependent: 52352, dependent conditional: 52344, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 675152, independent: 622800, independent conditional: 622371, independent unconditional: 429, dependent: 52352, dependent conditional: 52344, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1433914, independent: 622800, independent conditional: 6263, independent unconditional: 616537, dependent: 811114, dependent conditional: 752499, dependent unconditional: 58615, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1433914, independent: 622800, independent conditional: 6263, independent unconditional: 616537, dependent: 811114, dependent conditional: 336519, dependent unconditional: 474595, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1433914, independent: 622800, independent conditional: 6263, independent unconditional: 616537, dependent: 811114, dependent conditional: 336519, dependent unconditional: 474595, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4551, independent: 2032, independent conditional: 1660, independent unconditional: 372, dependent: 2519, dependent conditional: 2509, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4551, independent: 368, independent conditional: 0, independent unconditional: 368, dependent: 4183, dependent conditional: 0, dependent unconditional: 4183, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4183, independent: 1664, independent conditional: 1660, independent unconditional: 4, dependent: 2519, dependent conditional: 2509, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4183, independent: 1664, independent conditional: 1660, independent unconditional: 4, dependent: 2519, dependent conditional: 2509, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10062, independent: 3644, independent conditional: 3630, independent unconditional: 15, dependent: 6418, dependent conditional: 6344, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1433914, independent: 620768, independent conditional: 4603, independent unconditional: 616165, dependent: 808595, dependent conditional: 334010, dependent unconditional: 474585, unknown: 4551, unknown conditional: 4169, unknown unconditional: 382] , Statistics on independence cache: Total cache size (in pairs): 4551, Positive cache size: 2032, Positive conditional cache size: 1660, Positive unconditional cache size: 372, Negative cache size: 2519, Negative conditional cache size: 2509, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 415980, Maximal queried relation: 18, Independence queries for same thread: 184381 - TimeoutResultAtElement [Line: 69]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 162 with TraceHistMax 27,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 39ms.. - TimeoutResultAtElement [Line: 63]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 162 with TraceHistMax 27,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 39ms.. - TimeoutResultAtElement [Line: 63]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 162 with TraceHistMax 27,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 39ms.. - TimeoutResultAtElement [Line: 64]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 162 with TraceHistMax 27,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 39ms.. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 45 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 753.6s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 15, EmptinessCheckTime: 385.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 2705, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 188.9s InterpolantComputationTime, 2540 NumberOfCodeBlocks, 2540 NumberOfCodeBlocksAsserted, 105 NumberOfCheckSat, 3714 ConstructedInterpolants, 292 QuantifiedInterpolants, 274903 SizeOfPredicates, 63 NumberOfNonLiveVariables, 2602 ConjunctsInSsa, 1119 ConjunctsInUnsatCore, 46 InterpolantComputations, 4 PerfectInterpolantSequences, 1720/21041 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown