/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.prune.known.deadend.states.from.previous.iterations false -s ../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/array-eq-symm.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-e23131f-m [2024-05-03 03:56:53,659 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-03 03:56:53,710 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-05-03 03:56:53,713 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-03 03:56:53,713 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-03 03:56:53,714 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-05-03 03:56:53,734 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-03 03:56:53,734 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-03 03:56:53,734 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-03 03:56:53,735 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-03 03:56:53,735 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-03 03:56:53,735 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-03 03:56:53,736 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-03 03:56:53,740 INFO L153 SettingsManager]: * Use SBE=true [2024-05-03 03:56:53,741 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-03 03:56:53,741 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-03 03:56:53,742 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-03 03:56:53,744 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-03 03:56:53,745 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-03 03:56:53,745 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-03 03:56:53,746 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-03 03:56:53,746 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-03 03:56:53,746 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-03 03:56:53,746 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-03 03:56:53,746 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-03 03:56:53,747 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-03 03:56:53,747 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-03 03:56:53,747 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-03 03:56:53,747 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-03 03:56:53,747 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-03 03:56:53,748 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-03 03:56:53,748 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-03 03:56:53,748 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-03 03:56:53,749 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-05-03 03:56:53,749 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-03 03:56:53,749 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-03 03:56:53,749 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-05-03 03:56:53,749 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-05-03 03:56:53,749 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-03 03:56:53,749 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-03 03:56:53,749 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-03 03:56:53,750 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-05-03 03:56:54,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-03 03:56:54,028 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-03 03:56:54,031 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-03 03:56:54,032 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-03 03:56:54,032 INFO L274 PluginConnector]: CDTParser initialized [2024-05-03 03:56:54,034 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/array-eq-symm.wvr.c [2024-05-03 03:56:55,394 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-03 03:56:55,567 INFO L384 CDTParser]: Found 1 translation units. [2024-05-03 03:56:55,568 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/array-eq-symm.wvr.c [2024-05-03 03:56:55,574 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/480437a8e/f38781f072234ae483c48bfd11fe4c60/FLAGd52660cb7 [2024-05-03 03:56:55,585 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/480437a8e/f38781f072234ae483c48bfd11fe4c60 [2024-05-03 03:56:55,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-03 03:56:55,588 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-03 03:56:55,589 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-03 03:56:55,589 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-03 03:56:55,597 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-03 03:56:55,598 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 03:56:55" (1/1) ... [2024-05-03 03:56:55,599 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fd020ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 03:56:55, skipping insertion in model container [2024-05-03 03:56:55,599 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 03:56:55" (1/1) ... [2024-05-03 03:56:55,619 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-03 03:56:55,739 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/array-eq-symm.wvr.c[2251,2264] [2024-05-03 03:56:55,745 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-03 03:56:55,752 INFO L202 MainTranslator]: Completed pre-run [2024-05-03 03:56:55,776 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/array-eq-symm.wvr.c[2251,2264] [2024-05-03 03:56:55,778 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-03 03:56:55,789 INFO L206 MainTranslator]: Completed translation [2024-05-03 03:56:55,789 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 03:56:55 WrapperNode [2024-05-03 03:56:55,790 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-03 03:56:55,790 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-03 03:56:55,791 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-03 03:56:55,791 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-03 03:56:55,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 03:56:55" (1/1) ... [2024-05-03 03:56:55,801 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 03:56:55" (1/1) ... [2024-05-03 03:56:55,829 INFO L138 Inliner]: procedures = 23, calls = 29, calls flagged for inlining = 7, calls inlined = 9, statements flattened = 117 [2024-05-03 03:56:55,830 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-03 03:56:55,830 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-03 03:56:55,830 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-03 03:56:55,830 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-03 03:56:55,841 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 03:56:55" (1/1) ... [2024-05-03 03:56:55,842 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 03:56:55" (1/1) ... [2024-05-03 03:56:55,844 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 03:56:55" (1/1) ... [2024-05-03 03:56:55,844 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 03:56:55" (1/1) ... [2024-05-03 03:56:55,850 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 03:56:55" (1/1) ... [2024-05-03 03:56:55,852 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 03:56:55" (1/1) ... [2024-05-03 03:56:55,853 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 03:56:55" (1/1) ... [2024-05-03 03:56:55,854 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 03:56:55" (1/1) ... [2024-05-03 03:56:55,856 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-03 03:56:55,856 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-03 03:56:55,857 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-03 03:56:55,857 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-03 03:56:55,857 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 03:56:55" (1/1) ... [2024-05-03 03:56:55,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-03 03:56:55,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:56:55,885 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-03 03:56:55,910 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-03 03:56:55,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-03 03:56:55,930 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-03 03:56:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-03 03:56:55,931 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-03 03:56:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-03 03:56:55,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-03 03:56:55,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-03 03:56:55,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-03 03:56:55,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-05-03 03:56:55,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-03 03:56:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-03 03:56:55,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-03 03:56:55,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-03 03:56:55,932 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-03 03:56:56,010 INFO L241 CfgBuilder]: Building ICFG [2024-05-03 03:56:56,012 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-03 03:56:56,261 INFO L282 CfgBuilder]: Performing block encoding [2024-05-03 03:56:56,272 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-03 03:56:56,272 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2024-05-03 03:56:56,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 03:56:56 BoogieIcfgContainer [2024-05-03 03:56:56,273 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-03 03:56:56,275 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-03 03:56:56,275 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-03 03:56:56,277 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-03 03:56:56,277 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.05 03:56:55" (1/3) ... [2024-05-03 03:56:56,278 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b4acd7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 03:56:56, skipping insertion in model container [2024-05-03 03:56:56,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 03:56:55" (2/3) ... [2024-05-03 03:56:56,278 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b4acd7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 03:56:56, skipping insertion in model container [2024-05-03 03:56:56,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 03:56:56" (3/3) ... [2024-05-03 03:56:56,279 INFO L112 eAbstractionObserver]: Analyzing ICFG array-eq-symm.wvr.c [2024-05-03 03:56:56,286 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-03 03:56:56,294 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-03 03:56:56,295 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-03 03:56:56,295 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-03 03:56:56,420 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-05-03 03:56:56,519 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 03:56:56,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-03 03:56:56,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:56:56,524 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-03 03:56:56,526 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-03 03:56:56,569 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-03 03:56:56,578 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-03 03:56:56,583 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;@69769a0c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 03:56:56,583 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-03 03:56:56,591 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:56:56,674 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:56:56,674 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:56:56,675 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 03:56:56,687 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:56:56,687 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:56:56,688 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 03:56:56,699 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:56:56,699 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:56:56,699 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 03:56:56,708 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:56:56,708 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:56:56,708 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 03:56:56,717 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:56:56,717 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:56:56,717 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 03:56:56,723 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 261 states. [2024-05-03 03:56:56,723 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 03:56:56,726 INFO L78 Accepts]: Start accepts. Automaton has currently 273 states, but on-demand construction may add more states Word has length 126 [2024-05-03 03:56:56,728 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:56:56,729 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:56:56,732 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:56:56,732 INFO L85 PathProgramCache]: Analyzing trace with hash 692304398, now seen corresponding path program 1 times [2024-05-03 03:56:56,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:56:56,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404485534] [2024-05-03 03:56:56,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:56:56,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:56:56,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:56:56,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 03:56:56,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:56:56,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404485534] [2024-05-03 03:56:56,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404485534] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 03:56:56,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 03:56:56,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-03 03:56:56,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746916126] [2024-05-03 03:56:56,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 03:56:56,992 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-03 03:56:56,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:56:57,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-03 03:56:57,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-03 03:56:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:56:57,019 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:56:57,020 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 63.0) internal successors, (126), 2 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:56:57,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:56:57,021 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:56:57,067 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:56:57,068 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:56:57,068 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 03:56:57,094 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:56:57,095 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:56:57,095 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 03:56:57,112 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:56:57,113 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:56:57,113 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 03:56:57,130 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:56:57,130 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:56:57,130 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 03:56:57,136 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:56:57,137 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:56:57,137 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 03:56:57,145 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 298 states. [2024-05-03 03:56:57,145 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 03:56:57,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:56:57,146 INFO L78 Accepts]: Start accepts. Automaton has currently 310 states, but on-demand construction may add more states Word has length 121 [2024-05-03 03:56:57,147 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:56:57,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-03 03:56:57,148 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:56:57,148 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:56:57,149 INFO L85 PathProgramCache]: Analyzing trace with hash 583678158, now seen corresponding path program 1 times [2024-05-03 03:56:57,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:56:57,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105057562] [2024-05-03 03:56:57,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:56:57,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:56:57,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:56:57,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 03:56:57,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:56:57,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105057562] [2024-05-03 03:56:57,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105057562] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 03:56:57,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 03:56:57,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-03 03:56:57,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913356275] [2024-05-03 03:56:57,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 03:56:57,584 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-03 03:56:57,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:56:57,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-03 03:56:57,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-05-03 03:56:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:56:57,586 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:56:57,586 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 7 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:56:57,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:56:57,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:56:57,587 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:56:57,717 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:56:57,718 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:56:57,718 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 03:56:57,724 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:56:57,724 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:56:57,725 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 03:56:57,729 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:56:57,729 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:56:57,729 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 03:56:57,734 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:56:57,734 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:56:57,734 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 03:56:57,743 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 321 states. [2024-05-03 03:56:57,743 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 03:56:57,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:56:57,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:56:57,744 INFO L78 Accepts]: Start accepts. Automaton has currently 333 states, but on-demand construction may add more states Word has length 138 [2024-05-03 03:56:57,744 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:56:57,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-03 03:56:57,745 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:56:57,746 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:56:57,746 INFO L85 PathProgramCache]: Analyzing trace with hash -989219596, now seen corresponding path program 1 times [2024-05-03 03:56:57,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:56:57,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168634120] [2024-05-03 03:56:57,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:56:57,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:56:57,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:56:58,043 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-03 03:56:58,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:56:58,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168634120] [2024-05-03 03:56:58,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168634120] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 03:56:58,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 03:56:58,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-03 03:56:58,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505578639] [2024-05-03 03:56:58,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 03:56:58,045 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-03 03:56:58,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:56:58,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-03 03:56:58,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-05-03 03:56:58,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:56:58,046 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:56:58,046 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.428571428571427) internal successors, (136), 7 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:56:58,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:56:58,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:56:58,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:56:58,046 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:56:58,187 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:56:58,187 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:56:58,187 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 03:56:58,204 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:56:58,205 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:56:58,205 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 03:56:58,212 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:56:58,212 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:56:58,212 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 03:56:58,216 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:56:58,216 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:56:58,216 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 03:56:58,228 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 329 states. [2024-05-03 03:56:58,228 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 03:56:58,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:56:58,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:56:58,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:56:58,229 INFO L78 Accepts]: Start accepts. Automaton has currently 341 states, but on-demand construction may add more states Word has length 146 [2024-05-03 03:56:58,232 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:56:58,232 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-03 03:56:58,232 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:56:58,233 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:56:58,233 INFO L85 PathProgramCache]: Analyzing trace with hash -438705838, now seen corresponding path program 1 times [2024-05-03 03:56:58,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:56:58,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296159647] [2024-05-03 03:56:58,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:56:58,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:56:58,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:56:58,520 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-03 03:56:58,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:56:58,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296159647] [2024-05-03 03:56:58,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296159647] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:56:58,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1650407773] [2024-05-03 03:56:58,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:56:58,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:56:58,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:56:58,566 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:56:58,593 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-03 03:56:58,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:56:58,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 10 conjunts are in the unsatisfiable core [2024-05-03 03:56:58,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:56:59,028 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-03 03:56:59,028 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:56:59,305 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-03 03:56:59,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1650407773] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:56:59,306 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:56:59,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 28 [2024-05-03 03:56:59,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342591602] [2024-05-03 03:56:59,306 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:56:59,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-05-03 03:56:59,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:56:59,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-05-03 03:56:59,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=640, Unknown=0, NotChecked=0, Total=756 [2024-05-03 03:56:59,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:56:59,308 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:56:59,309 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 11.285714285714286) internal successors, (316), 28 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:56:59,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:56:59,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:56:59,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:56:59,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:56:59,309 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:56:59,845 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:56:59,845 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:56:59,845 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 03:56:59,849 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:56:59,850 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:56:59,850 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 03:56:59,853 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:56:59,853 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:56:59,853 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 03:56:59,856 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:56:59,856 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:56:59,856 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 03:56:59,874 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 347 states. [2024-05-03 03:56:59,874 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 03:56:59,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:56:59,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:56:59,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:56:59,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:56:59,875 INFO L78 Accepts]: Start accepts. Automaton has currently 359 states, but on-demand construction may add more states Word has length 162 [2024-05-03 03:56:59,876 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:56:59,882 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-05-03 03:57:00,081 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:00,082 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:57:00,082 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:57:00,082 INFO L85 PathProgramCache]: Analyzing trace with hash 1613738385, now seen corresponding path program 2 times [2024-05-03 03:57:00,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:57:00,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388088536] [2024-05-03 03:57:00,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:57:00,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:57:00,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:57:00,879 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-05-03 03:57:00,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:57:00,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388088536] [2024-05-03 03:57:00,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388088536] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:57:00,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1264784240] [2024-05-03 03:57:00,880 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-03 03:57:00,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:00,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:57:00,882 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:57:00,904 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-03 03:57:01,042 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-03 03:57:01,042 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 03:57:01,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 43 conjunts are in the unsatisfiable core [2024-05-03 03:57:01,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:57:01,657 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-05-03 03:57:01,658 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 26 treesize of output 10 [2024-05-03 03:57:01,675 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-05-03 03:57:01,675 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:57:01,826 INFO L349 Elim1Store]: treesize reduction 28, result has 63.6 percent of original size [2024-05-03 03:57:01,827 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 40 treesize of output 56 [2024-05-03 03:57:02,002 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-05-03 03:57:02,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1264784240] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:57:02,003 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:57:02,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 18, 9] total 36 [2024-05-03 03:57:02,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404129139] [2024-05-03 03:57:02,003 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:57:02,004 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-05-03 03:57:02,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:57:02,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-05-03 03:57:02,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=187, Invalid=1073, Unknown=0, NotChecked=0, Total=1260 [2024-05-03 03:57:02,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:02,006 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:57:02,007 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 10.25) internal successors, (369), 36 states have internal predecessors, (369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:57:02,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:02,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:02,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:02,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:02,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:02,007 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:57:02,828 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:02,828 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:57:02,828 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-03 03:57:02,838 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:02,839 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:02,839 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:02,847 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:02,848 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:02,848 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:02,854 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:02,854 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:02,854 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:02,866 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:02,866 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:02,866 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:02,890 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 431 states. [2024-05-03 03:57:02,890 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 03:57:02,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:02,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:02,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:02,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:02,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:02,891 INFO L78 Accepts]: Start accepts. Automaton has currently 454 states, but on-demand construction may add more states Word has length 171 [2024-05-03 03:57:02,892 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:57:02,898 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-05-03 03:57:03,097 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:03,097 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:57:03,098 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:57:03,098 INFO L85 PathProgramCache]: Analyzing trace with hash -585201468, now seen corresponding path program 1 times [2024-05-03 03:57:03,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:57:03,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106260537] [2024-05-03 03:57:03,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:57:03,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:57:03,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:57:03,379 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-05-03 03:57:03,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:57:03,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106260537] [2024-05-03 03:57:03,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106260537] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:57:03,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [867816281] [2024-05-03 03:57:03,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:57:03,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:03,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:57:03,403 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:57:03,433 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-03 03:57:03,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:57:03,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-03 03:57:03,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:57:03,839 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-05-03 03:57:03,840 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:57:04,008 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-05-03 03:57:04,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [867816281] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:57:04,009 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:57:04,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 9] total 14 [2024-05-03 03:57:04,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742959968] [2024-05-03 03:57:04,009 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:57:04,010 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-03 03:57:04,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:57:04,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-03 03:57:04,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2024-05-03 03:57:04,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:04,011 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:57:04,011 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 21.142857142857142) internal successors, (296), 14 states have internal predecessors, (296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:57:04,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:04,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:04,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:04,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:04,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:04,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:04,012 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:57:04,135 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:04,136 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:57:04,138 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:04,144 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:04,144 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:04,144 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:04,148 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:04,149 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:04,149 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:04,154 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:04,155 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:04,155 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:04,160 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:04,160 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:04,160 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:04,177 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 447 states. [2024-05-03 03:57:04,177 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:57:04,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:04,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:04,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:04,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:04,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:04,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:04,178 INFO L78 Accepts]: Start accepts. Automaton has currently 457 states, but on-demand construction may add more states Word has length 180 [2024-05-03 03:57:04,179 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:57:04,187 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-05-03 03:57:04,385 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:04,385 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:57:04,385 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:57:04,386 INFO L85 PathProgramCache]: Analyzing trace with hash 2039536261, now seen corresponding path program 2 times [2024-05-03 03:57:04,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:57:04,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094398350] [2024-05-03 03:57:04,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:57:04,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:57:04,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:57:04,659 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-05-03 03:57:04,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:57:04,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094398350] [2024-05-03 03:57:04,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094398350] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:57:04,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1240939049] [2024-05-03 03:57:04,661 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-03 03:57:04,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:04,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:57:04,678 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:57:04,714 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-03 03:57:04,787 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-03 03:57:04,788 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 03:57:04,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 14 conjunts are in the unsatisfiable core [2024-05-03 03:57:04,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:57:05,244 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-05-03 03:57:05,245 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:57:05,595 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-05-03 03:57:05,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1240939049] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:57:05,595 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:57:05,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 37 [2024-05-03 03:57:05,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583439794] [2024-05-03 03:57:05,595 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:57:05,596 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-05-03 03:57:05,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:57:05,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-05-03 03:57:05,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=225, Invalid=1107, Unknown=0, NotChecked=0, Total=1332 [2024-05-03 03:57:05,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:05,598 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:57:05,598 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 10.756756756756756) internal successors, (398), 37 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:57:05,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:05,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:05,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:05,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:05,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:05,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:05,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:05,598 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:57:05,992 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:05,992 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:57:05,993 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:05,997 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:05,998 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:05,998 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:06,001 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:06,002 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:06,002 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:06,005 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:06,005 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:06,006 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:06,009 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:06,010 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:06,010 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:06,026 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 456 states. [2024-05-03 03:57:06,026 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:57:06,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:06,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:06,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:06,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:06,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:06,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:06,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:06,027 INFO L78 Accepts]: Start accepts. Automaton has currently 466 states, but on-demand construction may add more states Word has length 188 [2024-05-03 03:57:06,028 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:57:06,044 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-03 03:57:06,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-05-03 03:57:06,235 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:57:06,235 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:57:06,236 INFO L85 PathProgramCache]: Analyzing trace with hash 182072614, now seen corresponding path program 3 times [2024-05-03 03:57:06,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:57:06,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808135478] [2024-05-03 03:57:06,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:57:06,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:57:06,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:57:06,521 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-05-03 03:57:06,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:57:06,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808135478] [2024-05-03 03:57:06,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808135478] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:57:06,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [523819811] [2024-05-03 03:57:06,522 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-03 03:57:06,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:06,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:57:06,535 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:57:06,569 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-03 03:57:06,671 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-05-03 03:57:06,671 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 03:57:06,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 14 conjunts are in the unsatisfiable core [2024-05-03 03:57:06,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:57:07,060 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-05-03 03:57:07,060 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:57:07,384 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-05-03 03:57:07,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [523819811] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:57:07,385 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:57:07,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 37 [2024-05-03 03:57:07,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665435426] [2024-05-03 03:57:07,385 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:57:07,386 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-05-03 03:57:07,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:57:07,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-05-03 03:57:07,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=225, Invalid=1107, Unknown=0, NotChecked=0, Total=1332 [2024-05-03 03:57:07,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:07,387 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:57:07,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 9.783783783783784) internal successors, (362), 37 states have internal predecessors, (362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:57:07,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:07,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:07,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:07,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:07,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:07,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:07,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:07,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:07,388 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:57:07,801 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:07,801 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:57:07,801 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:07,804 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:07,804 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:07,804 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:07,807 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:07,807 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:07,807 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:07,810 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:07,810 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:07,810 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:07,813 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:07,813 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:07,813 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:07,828 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 465 states. [2024-05-03 03:57:07,829 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:57:07,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:07,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:07,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:07,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:07,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:07,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:07,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:07,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:07,829 INFO L78 Accepts]: Start accepts. Automaton has currently 475 states, but on-demand construction may add more states Word has length 196 [2024-05-03 03:57:07,831 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:57:07,846 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-05-03 03:57:08,046 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:08,046 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:57:08,046 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:57:08,047 INFO L85 PathProgramCache]: Analyzing trace with hash -1097570300, now seen corresponding path program 4 times [2024-05-03 03:57:08,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:57:08,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238234932] [2024-05-03 03:57:08,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:57:08,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:57:08,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:57:08,858 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-03 03:57:08,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:57:08,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238234932] [2024-05-03 03:57:08,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238234932] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:57:08,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1956335228] [2024-05-03 03:57:08,859 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-03 03:57:08,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:08,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:57:08,871 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:57:08,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-03 03:57:08,963 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-03 03:57:08,964 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 03:57:08,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 47 conjunts are in the unsatisfiable core [2024-05-03 03:57:08,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:57:09,506 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-05-03 03:57:09,506 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 34 treesize of output 10 [2024-05-03 03:57:09,508 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-05-03 03:57:09,508 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:57:09,685 INFO L349 Elim1Store]: treesize reduction 30, result has 63.9 percent of original size [2024-05-03 03:57:09,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 [2024-05-03 03:57:09,902 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 1 proven. 20 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-03 03:57:09,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1956335228] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:57:09,903 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:57:09,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 15, 13] total 43 [2024-05-03 03:57:09,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203320384] [2024-05-03 03:57:09,903 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:57:09,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2024-05-03 03:57:09,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:57:09,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2024-05-03 03:57:09,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=174, Invalid=1632, Unknown=0, NotChecked=0, Total=1806 [2024-05-03 03:57:09,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:09,905 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:57:09,906 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 9.976744186046512) internal successors, (429), 43 states have internal predecessors, (429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:57:09,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:09,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:09,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:09,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:09,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:09,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:09,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:09,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:09,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:09,906 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:57:10,878 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:10,878 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:57:10,878 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:10,881 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:10,881 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:10,881 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:10,907 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:10,908 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:10,908 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:10,917 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:10,917 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:10,917 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:10,930 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:10,930 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:10,930 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:10,965 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 528 states. [2024-05-03 03:57:10,965 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:57:10,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:10,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:10,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:10,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:10,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:10,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:10,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:10,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:10,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:10,966 INFO L78 Accepts]: Start accepts. Automaton has currently 550 states, but on-demand construction may add more states Word has length 205 [2024-05-03 03:57:10,967 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:57:10,973 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-05-03 03:57:11,172 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-05-03 03:57:11,173 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:57:11,173 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:57:11,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1654940593, now seen corresponding path program 5 times [2024-05-03 03:57:11,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:57:11,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388550703] [2024-05-03 03:57:11,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:57:11,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:57:11,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:57:11,639 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-03 03:57:11,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:57:11,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388550703] [2024-05-03 03:57:11,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388550703] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:57:11,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1216619316] [2024-05-03 03:57:11,639 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-03 03:57:11,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:11,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:57:11,640 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:57:11,672 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-05-03 03:57:11,787 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2024-05-03 03:57:11,787 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 03:57:11,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 25 conjunts are in the unsatisfiable core [2024-05-03 03:57:11,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:57:12,190 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-03 03:57:12,190 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:57:12,397 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-03 03:57:12,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1216619316] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:57:12,397 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:57:12,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 12] total 21 [2024-05-03 03:57:12,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948991850] [2024-05-03 03:57:12,399 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:57:12,399 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-05-03 03:57:12,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:57:12,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-05-03 03:57:12,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2024-05-03 03:57:12,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:12,401 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:57:12,401 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 15.80952380952381) internal successors, (332), 21 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:57:12,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:12,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:12,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:12,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:12,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:12,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:12,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:12,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:12,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:12,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:12,402 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:57:12,606 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:12,606 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:57:12,606 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:12,608 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:12,609 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:12,609 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:12,613 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:12,613 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:12,613 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:12,616 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:12,616 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:12,616 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:12,620 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:12,620 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:12,620 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:12,640 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 557 states. [2024-05-03 03:57:12,640 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:57:12,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:12,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:12,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:12,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:12,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:12,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:12,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:12,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:12,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:12,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:57:12,641 INFO L78 Accepts]: Start accepts. Automaton has currently 579 states, but on-demand construction may add more states Word has length 214 [2024-05-03 03:57:12,642 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:57:12,669 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-05-03 03:57:12,848 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:12,848 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:57:12,849 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:57:12,849 INFO L85 PathProgramCache]: Analyzing trace with hash 880722320, now seen corresponding path program 6 times [2024-05-03 03:57:12,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:57:12,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644072703] [2024-05-03 03:57:12,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:57:12,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:57:12,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:57:13,203 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 22 proven. 44 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-05-03 03:57:13,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:57:13,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644072703] [2024-05-03 03:57:13,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644072703] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:57:13,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [280484010] [2024-05-03 03:57:13,204 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-03 03:57:13,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:13,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:57:13,221 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:57:13,263 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-05-03 03:57:13,411 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2024-05-03 03:57:13,411 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 03:57:13,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 18 conjunts are in the unsatisfiable core [2024-05-03 03:57:13,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:57:13,928 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 39 proven. 27 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-05-03 03:57:13,928 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:57:14,449 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 39 proven. 27 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-05-03 03:57:14,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [280484010] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:57:14,450 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:57:14,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 52 [2024-05-03 03:57:14,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147163592] [2024-05-03 03:57:14,450 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:57:14,452 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2024-05-03 03:57:14,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:57:14,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2024-05-03 03:57:14,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=306, Invalid=2346, Unknown=0, NotChecked=0, Total=2652 [2024-05-03 03:57:14,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:14,456 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:57:14,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 52 states have (on average 8.153846153846153) internal successors, (424), 52 states have internal predecessors, (424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:57:14,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:14,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:14,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:14,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:14,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:14,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:14,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:14,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:14,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:14,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:57:14,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:14,457 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:57:15,632 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:15,632 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:57:15,632 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:15,635 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:15,635 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:15,635 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:15,639 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:15,639 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:15,639 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:15,643 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:15,643 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:15,643 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:15,647 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:15,647 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:15,647 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:15,669 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 575 states. [2024-05-03 03:57:15,669 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:57:15,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:15,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:15,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:15,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:15,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:15,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:15,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:15,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:15,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:57:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:57:15,670 INFO L78 Accepts]: Start accepts. Automaton has currently 597 states, but on-demand construction may add more states Word has length 230 [2024-05-03 03:57:15,671 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:57:15,692 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-05-03 03:57:15,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:15,877 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:57:15,877 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:57:15,878 INFO L85 PathProgramCache]: Analyzing trace with hash -227902385, now seen corresponding path program 7 times [2024-05-03 03:57:15,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:57:15,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784106668] [2024-05-03 03:57:15,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:57:15,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:57:15,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:57:17,535 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-05-03 03:57:17,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:57:17,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784106668] [2024-05-03 03:57:17,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1784106668] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:57:17,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [685794856] [2024-05-03 03:57:17,535 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-03 03:57:17,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:17,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:57:17,546 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:57:17,572 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-05-03 03:57:17,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:57:17,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 67 conjunts are in the unsatisfiable core [2024-05-03 03:57:17,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:57:18,780 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-05-03 03:57:18,781 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 30 treesize of output 10 [2024-05-03 03:57:18,783 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-05-03 03:57:18,783 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:57:19,078 INFO L349 Elim1Store]: treesize reduction 30, result has 63.9 percent of original size [2024-05-03 03:57:19,079 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 [2024-05-03 03:57:19,401 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 1 proven. 55 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2024-05-03 03:57:19,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [685794856] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:57:19,401 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:57:19,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 30, 17] total 62 [2024-05-03 03:57:19,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281568616] [2024-05-03 03:57:19,401 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:57:19,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2024-05-03 03:57:19,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:57:19,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2024-05-03 03:57:19,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=251, Invalid=3531, Unknown=0, NotChecked=0, Total=3782 [2024-05-03 03:57:19,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:19,404 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:57:19,404 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 7.596774193548387) internal successors, (471), 62 states have internal predecessors, (471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:57:19,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:19,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:19,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:19,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:19,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:19,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:19,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:19,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:19,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:19,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:57:19,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:57:19,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:19,405 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:57:21,560 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:21,561 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:57:21,561 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:21,563 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:21,563 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:21,563 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:21,606 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:21,606 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:21,606 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:21,621 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:21,621 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:21,621 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:21,638 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:21,638 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:21,638 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:21,682 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 638 states. [2024-05-03 03:57:21,682 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:57:21,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:21,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:21,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:21,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:21,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:21,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:21,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:21,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:21,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:21,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:57:21,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:57:21,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:57:21,683 INFO L78 Accepts]: Start accepts. Automaton has currently 672 states, but on-demand construction may add more states Word has length 239 [2024-05-03 03:57:21,684 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:57:21,690 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-05-03 03:57:21,890 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-05-03 03:57:21,890 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:57:21,891 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:57:21,891 INFO L85 PathProgramCache]: Analyzing trace with hash 1843983302, now seen corresponding path program 8 times [2024-05-03 03:57:21,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:57:21,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729613973] [2024-05-03 03:57:21,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:57:21,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:57:21,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:57:22,363 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2024-05-03 03:57:22,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:57:22,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729613973] [2024-05-03 03:57:22,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729613973] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:57:22,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [656445669] [2024-05-03 03:57:22,364 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-03 03:57:22,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:22,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:57:22,365 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:57:22,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-05-03 03:57:22,482 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-03 03:57:22,482 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 03:57:22,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 33 conjunts are in the unsatisfiable core [2024-05-03 03:57:22,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:57:23,002 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2024-05-03 03:57:23,002 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:57:23,251 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2024-05-03 03:57:23,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [656445669] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:57:23,252 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:57:23,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 15] total 28 [2024-05-03 03:57:23,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729405790] [2024-05-03 03:57:23,252 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:57:23,253 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-05-03 03:57:23,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:57:23,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-05-03 03:57:23,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=689, Unknown=0, NotChecked=0, Total=756 [2024-05-03 03:57:23,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:23,254 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:57:23,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 13.142857142857142) internal successors, (368), 28 states have internal predecessors, (368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:57:23,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:23,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:23,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:23,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:23,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:23,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:23,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:23,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:23,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:23,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:57:23,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:57:23,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:57:23,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:23,255 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:57:23,579 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:23,580 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:57:23,580 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:23,582 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:23,582 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:23,582 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:23,587 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:23,587 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:23,587 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:23,591 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:23,591 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:23,591 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:23,596 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:23,596 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:23,596 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:23,624 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 667 states. [2024-05-03 03:57:23,624 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:57:23,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:23,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:23,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:23,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:23,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:23,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:23,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:23,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:23,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:23,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:57:23,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:57:23,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:57:23,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:57:23,625 INFO L78 Accepts]: Start accepts. Automaton has currently 701 states, but on-demand construction may add more states Word has length 248 [2024-05-03 03:57:23,626 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:57:23,648 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-05-03 03:57:23,832 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:23,833 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:57:23,833 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:57:23,833 INFO L85 PathProgramCache]: Analyzing trace with hash 1729131715, now seen corresponding path program 9 times [2024-05-03 03:57:23,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:57:23,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584482627] [2024-05-03 03:57:23,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:57:23,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:57:23,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:57:24,259 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 45 proven. 77 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-05-03 03:57:24,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:57:24,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584482627] [2024-05-03 03:57:24,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584482627] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:57:24,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [297774441] [2024-05-03 03:57:24,260 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-03 03:57:24,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:24,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:57:24,278 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:57:24,305 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-05-03 03:57:24,573 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-05-03 03:57:24,574 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 03:57:24,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 22 conjunts are in the unsatisfiable core [2024-05-03 03:57:24,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:57:25,203 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 70 proven. 52 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-05-03 03:57:25,203 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:57:25,726 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 70 proven. 52 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-05-03 03:57:25,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [297774441] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:57:25,727 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:57:25,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 64 [2024-05-03 03:57:25,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835921146] [2024-05-03 03:57:25,727 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:57:25,728 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2024-05-03 03:57:25,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:57:25,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2024-05-03 03:57:25,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=437, Invalid=3595, Unknown=0, NotChecked=0, Total=4032 [2024-05-03 03:57:25,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:25,730 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:57:25,730 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 7.421875) internal successors, (475), 64 states have internal predecessors, (475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:57:25,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:25,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:25,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:25,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:25,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:25,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:25,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:25,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:25,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:25,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:57:25,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:57:25,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:57:25,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:57:25,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:25,731 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:57:27,150 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:27,151 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:57:27,151 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:27,153 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:27,153 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:27,153 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:27,158 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:27,158 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:27,158 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:27,162 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:27,162 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:27,162 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:27,166 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:27,166 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:27,166 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:27,195 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 685 states. [2024-05-03 03:57:27,195 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:57:27,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:27,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:27,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:27,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:27,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:27,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:27,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:27,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:27,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:27,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:57:27,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:57:27,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:57:27,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:57:27,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:57:27,196 INFO L78 Accepts]: Start accepts. Automaton has currently 719 states, but on-demand construction may add more states Word has length 264 [2024-05-03 03:57:27,198 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:57:27,204 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-05-03 03:57:27,403 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-05-03 03:57:27,404 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:57:27,404 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:57:27,404 INFO L85 PathProgramCache]: Analyzing trace with hash -1194144574, now seen corresponding path program 10 times [2024-05-03 03:57:27,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:57:27,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641930860] [2024-05-03 03:57:27,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:57:27,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:57:27,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:57:29,204 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 191 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-05-03 03:57:29,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:57:29,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641930860] [2024-05-03 03:57:29,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641930860] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:57:29,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [919166005] [2024-05-03 03:57:29,204 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-03 03:57:29,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:29,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:57:29,205 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:57:29,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-05-03 03:57:29,334 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-03 03:57:29,334 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 03:57:29,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 79 conjunts are in the unsatisfiable core [2024-05-03 03:57:29,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:57:30,453 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-05-03 03:57:30,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 34 treesize of output 10 [2024-05-03 03:57:30,456 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-05-03 03:57:30,456 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:57:30,828 INFO L349 Elim1Store]: treesize reduction 30, result has 63.9 percent of original size [2024-05-03 03:57:30,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 [2024-05-03 03:57:31,149 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 1 proven. 108 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-05-03 03:57:31,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [919166005] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:57:31,150 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:57:31,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 27, 21] total 78 [2024-05-03 03:57:31,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435987874] [2024-05-03 03:57:31,150 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:57:31,151 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 78 states [2024-05-03 03:57:31,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:57:31,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 78 interpolants. [2024-05-03 03:57:31,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=308, Invalid=5698, Unknown=0, NotChecked=0, Total=6006 [2024-05-03 03:57:31,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:31,153 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:57:31,154 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 78 states, 78 states have (on average 7.67948717948718) internal successors, (599), 78 states have internal predecessors, (599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:57:31,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:31,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:31,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:31,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:31,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:31,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:31,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:31,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:31,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:31,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:57:31,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:57:31,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:57:31,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:57:31,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:57:31,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:31,154 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:57:33,920 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:33,920 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:57:33,920 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:33,922 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:33,922 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:33,922 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:34,000 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:34,001 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:34,001 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:34,019 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:34,020 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:34,020 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:34,046 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:34,046 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:34,046 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:34,090 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 748 states. [2024-05-03 03:57:34,091 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:57:34,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:34,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:34,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:34,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:34,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:34,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:34,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:34,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:34,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:34,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:57:34,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:57:34,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:57:34,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:57:34,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:57:34,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:57:34,092 INFO L78 Accepts]: Start accepts. Automaton has currently 794 states, but on-demand construction may add more states Word has length 273 [2024-05-03 03:57:34,094 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:57:34,099 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-05-03 03:57:34,299 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-05-03 03:57:34,299 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:57:34,300 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:57:34,300 INFO L85 PathProgramCache]: Analyzing trace with hash 215512243, now seen corresponding path program 11 times [2024-05-03 03:57:34,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:57:34,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610371701] [2024-05-03 03:57:34,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:57:34,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:57:34,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:57:34,750 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-05-03 03:57:34,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:57:34,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610371701] [2024-05-03 03:57:34,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610371701] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:57:34,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [552866879] [2024-05-03 03:57:34,751 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-03 03:57:34,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:34,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:57:34,752 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:57:34,756 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-05-03 03:57:34,919 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2024-05-03 03:57:34,920 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 03:57:34,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 530 conjuncts, 41 conjunts are in the unsatisfiable core [2024-05-03 03:57:34,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:57:35,311 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-05-03 03:57:35,311 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:57:35,517 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-05-03 03:57:35,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [552866879] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:57:35,518 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:57:35,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22, 18] total 35 [2024-05-03 03:57:35,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113187682] [2024-05-03 03:57:35,518 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:57:35,519 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-05-03 03:57:35,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:57:35,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-05-03 03:57:35,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=1105, Unknown=0, NotChecked=0, Total=1190 [2024-05-03 03:57:35,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:35,521 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:57:35,521 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 11.542857142857143) internal successors, (404), 35 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:57:35,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:35,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:35,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:35,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:35,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:35,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:35,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:35,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:35,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:35,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:57:35,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:57:35,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:57:35,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:57:35,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:57:35,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:57:35,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:35,523 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:57:36,073 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:36,073 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:57:36,073 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:36,076 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:36,076 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:36,076 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:36,085 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:36,085 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:36,085 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:36,091 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:36,091 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:36,091 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:36,106 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:36,106 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:36,106 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:36,139 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 777 states. [2024-05-03 03:57:36,139 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:57:36,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:36,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:36,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:36,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:36,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:36,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:36,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:36,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:36,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:36,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:57:36,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:57:36,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:57:36,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:57:36,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:57:36,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:57:36,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:36,140 INFO L78 Accepts]: Start accepts. Automaton has currently 823 states, but on-demand construction may add more states Word has length 282 [2024-05-03 03:57:36,143 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:57:36,153 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-05-03 03:57:36,356 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-05-03 03:57:36,357 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:57:36,357 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:57:36,357 INFO L85 PathProgramCache]: Analyzing trace with hash 849170382, now seen corresponding path program 12 times [2024-05-03 03:57:36,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:57:36,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082628419] [2024-05-03 03:57:36,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:57:36,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:57:36,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:57:36,808 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 77 proven. 118 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-05-03 03:57:36,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:57:36,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082628419] [2024-05-03 03:57:36,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082628419] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:57:36,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [526628936] [2024-05-03 03:57:36,808 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-03 03:57:36,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:36,808 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:57:36,811 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:57:36,813 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-05-03 03:57:37,159 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2024-05-03 03:57:37,159 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 03:57:37,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 545 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-03 03:57:37,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:57:37,925 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 110 proven. 85 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-05-03 03:57:37,926 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:57:38,495 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 110 proven. 85 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-05-03 03:57:38,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [526628936] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:57:38,496 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:57:38,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 67 [2024-05-03 03:57:38,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126803364] [2024-05-03 03:57:38,496 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:57:38,497 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2024-05-03 03:57:38,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:57:38,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2024-05-03 03:57:38,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=630, Invalid=3792, Unknown=0, NotChecked=0, Total=4422 [2024-05-03 03:57:38,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:38,499 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:57:38,499 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 7.82089552238806) internal successors, (524), 67 states have internal predecessors, (524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:57:38,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:38,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:38,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:38,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:38,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:38,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:38,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:38,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:38,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:38,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:57:38,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:57:38,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:57:38,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:57:38,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:57:38,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:57:38,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:38,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:38,500 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:57:39,299 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:39,299 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:57:39,299 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:39,306 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:39,306 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:39,307 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:39,316 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:39,316 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:39,316 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:39,322 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:39,322 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:39,322 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:39,331 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:39,331 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:39,331 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:39,357 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 786 states. [2024-05-03 03:57:39,357 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:57:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:57:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:57:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:57:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:57:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:57:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:57:39,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:39,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:57:39,358 INFO L78 Accepts]: Start accepts. Automaton has currently 832 states, but on-demand construction may add more states Word has length 290 [2024-05-03 03:57:39,360 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:57:39,367 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-05-03 03:57:39,567 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-05-03 03:57:39,567 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:57:39,567 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:57:39,568 INFO L85 PathProgramCache]: Analyzing trace with hash 598679983, now seen corresponding path program 13 times [2024-05-03 03:57:39,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:57:39,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598248598] [2024-05-03 03:57:39,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:57:39,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:57:39,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:57:40,084 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 77 proven. 118 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-05-03 03:57:40,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:57:40,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598248598] [2024-05-03 03:57:40,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598248598] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:57:40,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [384488293] [2024-05-03 03:57:40,085 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-03 03:57:40,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:40,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:57:40,086 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:57:40,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-05-03 03:57:40,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:57:40,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 559 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-03 03:57:40,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:57:40,958 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 110 proven. 85 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-05-03 03:57:40,958 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:57:41,520 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 110 proven. 85 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-05-03 03:57:41,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [384488293] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:57:41,520 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:57:41,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 67 [2024-05-03 03:57:41,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085115640] [2024-05-03 03:57:41,520 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:57:41,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2024-05-03 03:57:41,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:57:41,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2024-05-03 03:57:41,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=630, Invalid=3792, Unknown=0, NotChecked=0, Total=4422 [2024-05-03 03:57:41,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:41,523 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:57:41,523 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 7.2835820895522385) internal successors, (488), 67 states have internal predecessors, (488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:57:41,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:41,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:41,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:41,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:41,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:41,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:41,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:41,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:41,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:41,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:57:41,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:57:41,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:57:41,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:57:41,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:57:41,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:57:41,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:41,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:57:41,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:41,524 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:57:42,251 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:42,251 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:57:42,251 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:42,254 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:42,254 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:42,254 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:42,260 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:42,261 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:42,261 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:42,267 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:42,267 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:42,267 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:42,273 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:42,273 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:42,273 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:42,301 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 795 states. [2024-05-03 03:57:42,302 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:57:42,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:42,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:42,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:42,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:42,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:42,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:42,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:42,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:42,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:42,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:57:42,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:57:42,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:57:42,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:57:42,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:57:42,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:57:42,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:42,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:57:42,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:57:42,303 INFO L78 Accepts]: Start accepts. Automaton has currently 841 states, but on-demand construction may add more states Word has length 298 [2024-05-03 03:57:42,305 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:57:42,311 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-05-03 03:57:42,510 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-05-03 03:57:42,511 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:57:42,511 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:57:42,511 INFO L85 PathProgramCache]: Analyzing trace with hash -287787763, now seen corresponding path program 14 times [2024-05-03 03:57:42,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:57:42,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191748797] [2024-05-03 03:57:42,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:57:42,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:57:42,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:57:44,508 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 0 proven. 303 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-05-03 03:57:44,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:57:44,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191748797] [2024-05-03 03:57:44,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191748797] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:57:44,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [329189787] [2024-05-03 03:57:44,508 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-03 03:57:44,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:44,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:57:44,510 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:57:44,512 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-05-03 03:57:44,659 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-03 03:57:44,659 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 03:57:44,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 95 conjunts are in the unsatisfiable core [2024-05-03 03:57:44,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:57:45,957 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-05-03 03:57:45,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 34 treesize of output 10 [2024-05-03 03:57:45,960 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-05-03 03:57:45,960 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:57:46,487 INFO L349 Elim1Store]: treesize reduction 30, result has 63.9 percent of original size [2024-05-03 03:57:46,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 [2024-05-03 03:57:47,056 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 1 proven. 179 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-05-03 03:57:47,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [329189787] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:57:47,056 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:57:47,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 33, 25] total 94 [2024-05-03 03:57:47,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729814121] [2024-05-03 03:57:47,056 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:57:47,057 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 94 states [2024-05-03 03:57:47,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:57:47,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2024-05-03 03:57:47,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=366, Invalid=8376, Unknown=0, NotChecked=0, Total=8742 [2024-05-03 03:57:47,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:47,061 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:57:47,061 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 94 states, 94 states have (on average 7.202127659574468) internal successors, (677), 94 states have internal predecessors, (677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:57:47,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:47,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:47,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:47,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:47,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:47,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:47,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:47,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:47,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:47,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:57:47,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:57:47,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:57:47,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:57:47,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:57:47,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:57:47,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:47,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:57:47,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:57:47,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:47,062 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:57:50,900 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:50,900 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:57:50,900 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:50,903 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:50,903 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:50,903 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:51,012 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:51,013 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:51,013 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:51,030 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:51,030 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:51,030 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:51,052 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:51,052 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:51,053 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:51,123 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 858 states. [2024-05-03 03:57:51,123 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:57:51,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:51,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:51,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:51,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:51,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:51,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:51,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:51,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:51,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:51,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:57:51,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:57:51,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:57:51,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:57:51,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:57:51,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:57:51,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:51,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:57:51,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:57:51,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:57:51,124 INFO L78 Accepts]: Start accepts. Automaton has currently 916 states, but on-demand construction may add more states Word has length 307 [2024-05-03 03:57:51,127 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:57:51,137 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-05-03 03:57:51,337 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:51,338 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:57:51,338 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:57:51,338 INFO L85 PathProgramCache]: Analyzing trace with hash -327438136, now seen corresponding path program 15 times [2024-05-03 03:57:51,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:57:51,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572120087] [2024-05-03 03:57:51,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:57:51,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:57:51,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:57:51,986 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-05-03 03:57:51,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:57:51,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572120087] [2024-05-03 03:57:51,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572120087] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:57:51,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2009220225] [2024-05-03 03:57:51,987 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-03 03:57:51,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:51,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:57:51,988 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:57:51,990 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-05-03 03:57:52,222 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2024-05-03 03:57:52,222 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 03:57:52,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 560 conjuncts, 49 conjunts are in the unsatisfiable core [2024-05-03 03:57:52,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:57:52,752 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-05-03 03:57:52,753 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:57:53,005 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-05-03 03:57:53,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2009220225] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:57:53,005 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:57:53,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26, 21] total 42 [2024-05-03 03:57:53,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137124011] [2024-05-03 03:57:53,006 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:57:53,006 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-05-03 03:57:53,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:57:53,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-05-03 03:57:53,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=1619, Unknown=0, NotChecked=0, Total=1722 [2024-05-03 03:57:53,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:53,008 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:57:53,008 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 10.476190476190476) internal successors, (440), 42 states have internal predecessors, (440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:57:53,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:53,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:53,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:53,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:53,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:53,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:53,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:53,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:53,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:53,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:57:53,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:57:53,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:57:53,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:57:53,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:57:53,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:57:53,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:53,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:57:53,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:57:53,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:57:53,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:53,009 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:57:53,755 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:53,755 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:57:53,755 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:53,758 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:53,758 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:53,758 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:53,766 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:53,766 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:53,766 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:53,773 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:53,773 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:53,773 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:53,780 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:53,780 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:53,781 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:53,849 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 887 states. [2024-05-03 03:57:53,849 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:57:53,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:53,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:53,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:53,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:53,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:53,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:53,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:53,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:57:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:57:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:57:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:57:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:57:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:57:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:57:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:57:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:57:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:57:53,850 INFO L78 Accepts]: Start accepts. Automaton has currently 945 states, but on-demand construction may add more states Word has length 316 [2024-05-03 03:57:53,853 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:57:53,859 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2024-05-03 03:57:54,059 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:54,059 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:57:54,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:57:54,059 INFO L85 PathProgramCache]: Analyzing trace with hash 1190739201, now seen corresponding path program 16 times [2024-05-03 03:57:54,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:57:54,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481800163] [2024-05-03 03:57:54,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:57:54,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:57:54,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:57:54,628 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 118 proven. 167 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2024-05-03 03:57:54,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:57:54,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481800163] [2024-05-03 03:57:54,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481800163] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:57:54,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [566288860] [2024-05-03 03:57:54,628 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-03 03:57:54,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:54,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:57:54,632 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:57:54,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-05-03 03:57:54,775 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-03 03:57:54,775 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 03:57:54,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 531 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-03 03:57:54,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:57:55,662 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 159 proven. 126 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2024-05-03 03:57:55,662 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:57:56,787 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 159 proven. 126 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2024-05-03 03:57:56,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [566288860] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:57:56,788 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:57:56,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31, 31] total 88 [2024-05-03 03:57:56,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248568534] [2024-05-03 03:57:56,788 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:57:56,789 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 88 states [2024-05-03 03:57:56,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:57:56,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 88 interpolants. [2024-05-03 03:57:56,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=771, Invalid=6885, Unknown=0, NotChecked=0, Total=7656 [2024-05-03 03:57:56,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:56,792 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:57:56,792 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 88 states, 88 states have (on average 6.556818181818182) internal successors, (577), 88 states have internal predecessors, (577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:57:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:57:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:57:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:57:56,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:57:56,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:57:56,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:57:56,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:56,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:57:56,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:57:56,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:57:56,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:57:56,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:56,793 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:57:58,513 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:58,514 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:57:58,514 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:58,516 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:58,516 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:58,516 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:58,524 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:58,524 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:58,525 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:58,532 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:58,532 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:58,532 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:58,541 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:57:58,541 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:58,541 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:57:58,588 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 905 states. [2024-05-03 03:57:58,588 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:57:58,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:57:58,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:58,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:57:58,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:57:58,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:57:58,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:57:58,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:58,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:58,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:57:58,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:57:58,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:57:58,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:57:58,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:57:58,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:57:58,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:57:58,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:57:58,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:57:58,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:57:58,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:57:58,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:57:58,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:57:58,590 INFO L78 Accepts]: Start accepts. Automaton has currently 963 states, but on-demand construction may add more states Word has length 332 [2024-05-03 03:57:58,593 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:57:58,599 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-05-03 03:57:58,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:57:58,800 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:57:58,800 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:57:58,800 INFO L85 PathProgramCache]: Analyzing trace with hash -1895555200, now seen corresponding path program 17 times [2024-05-03 03:57:58,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:57:58,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975068908] [2024-05-03 03:57:58,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:57:58,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:57:58,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:58:00,143 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 0 proven. 269 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2024-05-03 03:58:00,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:58:00,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975068908] [2024-05-03 03:58:00,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [975068908] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:58:00,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [698013256] [2024-05-03 03:58:00,144 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-03 03:58:00,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:58:00,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:58:00,145 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:58:00,147 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-05-03 03:58:00,458 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2024-05-03 03:58:00,458 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 03:58:00,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 631 conjuncts, 95 conjunts are in the unsatisfiable core [2024-05-03 03:58:00,467 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:58:02,213 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-05-03 03:58:02,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 30 treesize of output 10 [2024-05-03 03:58:02,215 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 0 proven. 432 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2024-05-03 03:58:02,215 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:58:02,890 INFO L349 Elim1Store]: treesize reduction 30, result has 63.9 percent of original size [2024-05-03 03:58:02,891 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 [2024-05-03 03:58:03,356 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 1 proven. 268 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2024-05-03 03:58:03,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [698013256] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:58:03,357 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:58:03,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 44, 29] total 101 [2024-05-03 03:58:03,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264440238] [2024-05-03 03:58:03,357 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:58:03,358 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 101 states [2024-05-03 03:58:03,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:58:03,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2024-05-03 03:58:03,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=380, Invalid=9720, Unknown=0, NotChecked=0, Total=10100 [2024-05-03 03:58:03,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:03,361 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:58:03,362 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 101 states, 101 states have (on average 6.5049504950495045) internal successors, (657), 101 states have internal predecessors, (657), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:58:03,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:03,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:03,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:03,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:58:03,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:58:03,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:58:03,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:03,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:03,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:58:03,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:58:03,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:58:03,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:58:03,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:58:03,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:58:03,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:58:03,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:03,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:03,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:03,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:58:03,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:58:03,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:58:03,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:03,362 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:58:08,627 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:08,628 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:58:08,628 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:08,630 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:08,630 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:08,630 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:08,778 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:08,778 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:08,778 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:08,807 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:08,808 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:08,808 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:08,859 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:08,859 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:08,859 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:08,954 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 968 states. [2024-05-03 03:58:08,954 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:58:08,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:08,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:08,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:08,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:58:08,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:58:08,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:58:08,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:08,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:08,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:58:08,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:58:08,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:58:08,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:58:08,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:58:08,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:58:08,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:58:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:58:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:58:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:58:08,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 03:58:08,959 INFO L78 Accepts]: Start accepts. Automaton has currently 1038 states, but on-demand construction may add more states Word has length 341 [2024-05-03 03:58:08,963 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:58:08,974 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2024-05-03 03:58:09,168 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2024-05-03 03:58:09,168 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:58:09,168 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:58:09,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1921341365, now seen corresponding path program 18 times [2024-05-03 03:58:09,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:58:09,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107816285] [2024-05-03 03:58:09,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:58:09,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:58:09,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:58:09,854 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 0 proven. 318 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2024-05-03 03:58:09,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:58:09,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107816285] [2024-05-03 03:58:09,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107816285] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:58:09,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1043699095] [2024-05-03 03:58:09,854 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-03 03:58:09,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:58:09,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:58:09,855 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:58:09,870 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-05-03 03:58:10,319 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2024-05-03 03:58:10,319 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 03:58:10,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 646 conjuncts, 57 conjunts are in the unsatisfiable core [2024-05-03 03:58:10,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:58:11,187 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 0 proven. 318 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2024-05-03 03:58:11,188 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:58:11,646 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 0 proven. 318 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2024-05-03 03:58:11,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1043699095] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:58:11,647 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:58:11,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30, 24] total 49 [2024-05-03 03:58:11,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397169051] [2024-05-03 03:58:11,647 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:58:11,647 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-05-03 03:58:11,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:58:11,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-05-03 03:58:11,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=2231, Unknown=0, NotChecked=0, Total=2352 [2024-05-03 03:58:11,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:11,649 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:58:11,649 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 9.714285714285714) internal successors, (476), 49 states have internal predecessors, (476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:58:11,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:11,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:11,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:11,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:58:11,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:58:11,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:58:11,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:11,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:11,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:58:11,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:58:11,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:58:11,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:58:11,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:58:11,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:58:11,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:58:11,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:11,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:11,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:11,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:58:11,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:58:11,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:58:11,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 03:58:11,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:11,651 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:58:12,311 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:12,312 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:58:12,312 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:12,314 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:12,314 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:12,314 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:12,323 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:12,323 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:12,324 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:12,333 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:12,333 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:12,333 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:12,341 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:12,341 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:12,342 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:12,373 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 997 states. [2024-05-03 03:58:12,374 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:58:12,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:12,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:12,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:12,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:58:12,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:58:12,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:58:12,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:12,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:12,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:58:12,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:58:12,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:58:12,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:58:12,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:58:12,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:58:12,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:58:12,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:12,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:12,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:12,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:58:12,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:58:12,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:58:12,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 03:58:12,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 03:58:12,375 INFO L78 Accepts]: Start accepts. Automaton has currently 1067 states, but on-demand construction may add more states Word has length 350 [2024-05-03 03:58:12,378 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:58:12,385 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2024-05-03 03:58:12,585 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:58:12,585 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:58:12,586 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:58:12,586 INFO L85 PathProgramCache]: Analyzing trace with hash 1644301324, now seen corresponding path program 19 times [2024-05-03 03:58:12,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:58:12,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339363165] [2024-05-03 03:58:12,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:58:12,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:58:12,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:58:13,326 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 168 proven. 224 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2024-05-03 03:58:13,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:58:13,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339363165] [2024-05-03 03:58:13,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339363165] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:58:13,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1808157883] [2024-05-03 03:58:13,327 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-03 03:58:13,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:58:13,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:58:13,342 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:58:13,343 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-05-03 03:58:13,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:58:13,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-03 03:58:13,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:58:14,487 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 217 proven. 175 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2024-05-03 03:58:14,488 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:58:15,537 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 217 proven. 175 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2024-05-03 03:58:15,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1808157883] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:58:15,537 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:58:15,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35, 35] total 100 [2024-05-03 03:58:15,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840001716] [2024-05-03 03:58:15,538 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:58:15,538 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 100 states [2024-05-03 03:58:15,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:58:15,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 100 interpolants. [2024-05-03 03:58:15,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=974, Invalid=8926, Unknown=0, NotChecked=0, Total=9900 [2024-05-03 03:58:15,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:15,541 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:58:15,541 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 100 states, 100 states have (on average 6.28) internal successors, (628), 100 states have internal predecessors, (628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:58:15,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:15,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:15,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:15,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:58:15,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:58:15,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:58:15,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:15,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:15,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:58:15,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:58:15,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:58:15,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:58:15,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:58:15,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:58:15,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:58:15,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:15,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:15,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:15,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:58:15,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:58:15,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:58:15,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 03:58:15,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 03:58:15,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:15,542 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:58:17,596 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:17,596 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:58:17,596 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:17,598 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:17,598 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:17,598 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:17,608 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:17,608 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:17,608 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:17,616 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:17,617 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:17,617 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:17,625 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:17,625 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:17,625 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:17,653 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1015 states. [2024-05-03 03:58:17,653 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:58:17,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:17,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:17,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:17,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:58:17,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:58:17,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:58:17,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:17,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:17,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:58:17,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:58:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:58:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:58:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:58:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:58:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:58:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:58:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:58:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:58:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 03:58:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 03:58:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 03:58:17,654 INFO L78 Accepts]: Start accepts. Automaton has currently 1085 states, but on-demand construction may add more states Word has length 366 [2024-05-03 03:58:17,658 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:58:17,682 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2024-05-03 03:58:17,864 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2024-05-03 03:58:17,865 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:58:17,865 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:58:17,866 INFO L85 PathProgramCache]: Analyzing trace with hash 1894177739, now seen corresponding path program 20 times [2024-05-03 03:58:17,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:58:17,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914979934] [2024-05-03 03:58:17,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:58:17,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:58:17,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:58:20,589 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 605 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2024-05-03 03:58:20,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:58:20,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914979934] [2024-05-03 03:58:20,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914979934] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:58:20,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [145562644] [2024-05-03 03:58:20,589 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-03 03:58:20,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:58:20,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:58:20,590 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:58:20,596 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-05-03 03:58:20,788 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-03 03:58:20,788 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 03:58:20,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 689 conjuncts, 109 conjunts are in the unsatisfiable core [2024-05-03 03:58:20,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:58:23,414 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-05-03 03:58:23,414 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 30 treesize of output 10 [2024-05-03 03:58:23,417 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 596 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2024-05-03 03:58:23,417 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:58:24,343 INFO L349 Elim1Store]: treesize reduction 30, result has 63.9 percent of original size [2024-05-03 03:58:24,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 [2024-05-03 03:58:25,340 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 1 proven. 375 refuted. 0 times theorem prover too weak. 464 trivial. 0 not checked. [2024-05-03 03:58:25,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [145562644] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:58:25,341 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:58:25,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 52, 33] total 128 [2024-05-03 03:58:25,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847578996] [2024-05-03 03:58:25,341 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:58:25,342 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 128 states [2024-05-03 03:58:25,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:58:25,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 128 interpolants. [2024-05-03 03:58:25,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=500, Invalid=15756, Unknown=0, NotChecked=0, Total=16256 [2024-05-03 03:58:25,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:25,345 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:58:25,345 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 128 states, 128 states have (on average 5.8671875) internal successors, (751), 128 states have internal predecessors, (751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:58:25,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:25,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:25,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:25,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:58:25,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:58:25,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:58:25,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:25,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:25,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:58:25,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:58:25,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:58:25,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:58:25,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:58:25,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:58:25,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:58:25,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:25,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:25,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:25,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:58:25,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:58:25,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:58:25,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 03:58:25,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 03:58:25,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 03:58:25,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:25,346 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:58:32,265 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:32,266 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:58:32,266 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:32,268 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:32,268 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:32,268 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:32,470 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:32,470 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:32,471 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:32,665 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:32,666 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:32,666 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:32,701 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:32,701 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:32,701 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:32,756 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:32,756 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:32,756 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:32,846 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1182 states. [2024-05-03 03:58:32,846 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:58:32,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:32,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:32,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:32,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:58:32,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:58:32,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:58:32,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:32,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:32,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:58:32,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:58:32,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:58:32,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:58:32,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:58:32,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:58:32,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:58:32,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:32,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:32,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:32,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:58:32,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:58:32,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:58:32,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 03:58:32,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 03:58:32,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 03:58:32,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 03:58:32,847 INFO L78 Accepts]: Start accepts. Automaton has currently 1264 states, but on-demand construction may add more states Word has length 375 [2024-05-03 03:58:32,851 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:58:32,860 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2024-05-03 03:58:33,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-05-03 03:58:33,058 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:58:33,058 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:58:33,058 INFO L85 PathProgramCache]: Analyzing trace with hash 259669962, now seen corresponding path program 21 times [2024-05-03 03:58:33,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:58:33,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683938641] [2024-05-03 03:58:33,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:58:33,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:58:33,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:58:33,934 INFO L134 CoverageAnalysis]: Checked inductivity of 898 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 464 trivial. 0 not checked. [2024-05-03 03:58:33,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:58:33,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683938641] [2024-05-03 03:58:33,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683938641] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:58:33,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1221165531] [2024-05-03 03:58:33,935 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-03 03:58:33,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:58:33,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:58:33,937 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:58:33,940 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-05-03 03:58:34,500 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-05-03 03:58:34,501 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 03:58:34,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 676 conjuncts, 65 conjunts are in the unsatisfiable core [2024-05-03 03:58:34,509 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:58:35,480 INFO L134 CoverageAnalysis]: Checked inductivity of 898 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 464 trivial. 0 not checked. [2024-05-03 03:58:35,480 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:58:36,016 INFO L134 CoverageAnalysis]: Checked inductivity of 898 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 464 trivial. 0 not checked. [2024-05-03 03:58:36,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1221165531] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:58:36,017 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:58:36,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 34, 27] total 56 [2024-05-03 03:58:36,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327802657] [2024-05-03 03:58:36,017 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:58:36,018 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 56 states [2024-05-03 03:58:36,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:58:36,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2024-05-03 03:58:36,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=2941, Unknown=0, NotChecked=0, Total=3080 [2024-05-03 03:58:36,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:36,019 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:58:36,020 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 56 states, 56 states have (on average 9.142857142857142) internal successors, (512), 56 states have internal predecessors, (512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:58:36,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:36,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:36,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:36,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:58:36,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:58:36,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:58:36,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:36,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:36,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:58:36,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:58:36,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:58:36,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:58:36,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:58:36,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:58:36,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:58:36,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:36,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:36,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:36,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:58:36,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:58:36,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:58:36,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 03:58:36,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 03:58:36,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 03:58:36,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 03:58:36,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:36,021 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:58:37,184 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:37,184 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:58:37,184 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:37,187 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:37,187 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:37,187 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:37,198 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:37,199 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:37,199 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:37,208 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:37,209 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:37,209 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:37,218 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:37,218 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:37,218 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:37,260 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1107 states. [2024-05-03 03:58:37,260 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:58:37,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:37,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:37,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:37,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:58:37,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:58:37,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:58:37,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:37,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:37,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:58:37,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:58:37,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:58:37,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:58:37,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:58:37,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:58:37,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:58:37,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:37,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:37,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:37,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:58:37,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:58:37,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:58:37,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 03:58:37,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 03:58:37,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 03:58:37,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 03:58:37,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 03:58:37,264 INFO L78 Accepts]: Start accepts. Automaton has currently 1189 states, but on-demand construction may add more states Word has length 384 [2024-05-03 03:58:37,269 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:58:37,278 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2024-05-03 03:58:37,476 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,25 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:58:37,476 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:58:37,476 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:58:37,477 INFO L85 PathProgramCache]: Analyzing trace with hash 130528063, now seen corresponding path program 22 times [2024-05-03 03:58:37,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:58:37,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851857636] [2024-05-03 03:58:37,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:58:37,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:58:37,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:58:38,328 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 227 proven. 289 refuted. 0 times theorem prover too weak. 449 trivial. 0 not checked. [2024-05-03 03:58:38,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:58:38,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851857636] [2024-05-03 03:58:38,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851857636] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:58:38,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1312118333] [2024-05-03 03:58:38,329 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-03 03:58:38,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:58:38,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:58:38,332 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:58:38,334 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-05-03 03:58:38,510 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-03 03:58:38,510 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 03:58:38,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 639 conjuncts, 38 conjunts are in the unsatisfiable core [2024-05-03 03:58:38,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:58:39,671 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 284 proven. 232 refuted. 0 times theorem prover too weak. 449 trivial. 0 not checked. [2024-05-03 03:58:39,671 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:58:41,004 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 284 proven. 232 refuted. 0 times theorem prover too weak. 449 trivial. 0 not checked. [2024-05-03 03:58:41,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1312118333] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:58:41,004 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:58:41,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39, 39] total 112 [2024-05-03 03:58:41,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560160026] [2024-05-03 03:58:41,005 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:58:41,005 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 112 states [2024-05-03 03:58:41,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:58:41,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 112 interpolants. [2024-05-03 03:58:41,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1201, Invalid=11231, Unknown=0, NotChecked=0, Total=12432 [2024-05-03 03:58:41,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:41,008 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:58:41,009 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 112 states, 112 states have (on average 6.0625) internal successors, (679), 112 states have internal predecessors, (679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:58:41,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:41,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:41,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:41,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:58:41,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:58:41,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:58:41,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:41,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:41,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:58:41,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:58:41,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:58:41,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:58:41,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:58:41,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:58:41,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:58:41,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:41,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:41,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:41,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:58:41,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:58:41,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:58:41,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 03:58:41,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 03:58:41,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 03:58:41,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 03:58:41,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 03:58:41,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:41,010 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:58:43,419 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:43,419 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:58:43,419 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:43,422 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:43,422 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:43,422 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:43,434 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:43,434 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:43,434 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:43,445 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:43,445 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:43,445 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:43,455 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:58:43,456 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:43,456 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:58:43,486 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1125 states. [2024-05-03 03:58:43,486 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:58:43,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:43,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:43,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:43,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:58:43,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:58:43,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:58:43,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:43,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:43,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:58:43,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:58:43,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:58:43,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:58:43,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:58:43,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:58:43,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:58:43,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:43,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:43,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:43,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:58:43,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:58:43,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:58:43,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 03:58:43,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 03:58:43,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 03:58:43,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 03:58:43,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 03:58:43,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 03:58:43,489 INFO L78 Accepts]: Start accepts. Automaton has currently 1207 states, but on-demand construction may add more states Word has length 400 [2024-05-03 03:58:43,493 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:58:43,502 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2024-05-03 03:58:43,702 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-05-03 03:58:43,702 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:58:43,702 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:58:43,702 INFO L85 PathProgramCache]: Analyzing trace with hash 1095032894, now seen corresponding path program 23 times [2024-05-03 03:58:43,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:58:43,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147420501] [2024-05-03 03:58:43,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:58:43,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:58:43,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:58:46,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1095 backedges. 0 proven. 795 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2024-05-03 03:58:46,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:58:46,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147420501] [2024-05-03 03:58:46,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147420501] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:58:46,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [882349192] [2024-05-03 03:58:46,878 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-03 03:58:46,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:58:46,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:58:46,880 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:58:46,881 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2024-05-03 03:58:48,438 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2024-05-03 03:58:48,439 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 03:58:48,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 747 conjuncts, 87 conjunts are in the unsatisfiable core [2024-05-03 03:58:48,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:58:50,494 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-05-03 03:58:50,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 34 treesize of output 10 [2024-05-03 03:58:50,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1095 backedges. 0 proven. 501 refuted. 0 times theorem prover too weak. 594 trivial. 0 not checked. [2024-05-03 03:58:50,497 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:58:51,648 INFO L349 Elim1Store]: treesize reduction 30, result has 63.9 percent of original size [2024-05-03 03:58:51,649 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 [2024-05-03 03:58:52,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1095 backedges. 1 proven. 500 refuted. 0 times theorem prover too weak. 594 trivial. 0 not checked. [2024-05-03 03:58:52,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [882349192] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:58:52,674 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:58:52,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [63, 39, 37] total 128 [2024-05-03 03:58:52,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426938187] [2024-05-03 03:58:52,674 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:58:52,675 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 128 states [2024-05-03 03:58:52,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:58:52,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 128 interpolants. [2024-05-03 03:58:52,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=456, Invalid=15800, Unknown=0, NotChecked=0, Total=16256 [2024-05-03 03:58:52,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:52,677 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:58:52,678 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 128 states, 128 states have (on average 6.15625) internal successors, (788), 128 states have internal predecessors, (788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:58:52,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:52,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:52,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:58:52,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:58:52,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:58:52,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:58:52,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:52,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:52,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:58:52,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:58:52,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:58:52,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:58:52,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:58:52,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:58:52,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:58:52,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:58:52,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:52,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:58:52,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:58:52,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:58:52,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:58:52,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 03:58:52,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 03:58:52,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 03:58:52,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 03:58:52,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 03:58:52,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 03:58:52,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:58:52,679 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:59:00,249 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:00,249 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:59:00,249 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:00,252 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:00,252 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:00,252 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:00,412 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:00,412 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:00,412 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:00,467 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:00,468 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:00,468 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:00,508 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:00,508 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:00,508 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:00,603 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1188 states. [2024-05-03 03:59:00,604 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:59:00,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:59:00,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:59:00,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:59:00,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:59:00,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:59:00,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:59:00,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:00,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:00,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:59:00,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:59:00,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:59:00,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:59:00,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:59:00,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:59:00,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:59:00,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:00,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:00,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:00,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:59:00,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:59:00,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:59:00,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 03:59:00,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 03:59:00,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 03:59:00,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 03:59:00,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 03:59:00,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 03:59:00,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 03:59:00,605 INFO L78 Accepts]: Start accepts. Automaton has currently 1282 states, but on-demand construction may add more states Word has length 409 [2024-05-03 03:59:00,627 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:59:00,635 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2024-05-03 03:59:00,828 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2024-05-03 03:59:00,829 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:59:00,829 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:59:00,829 INFO L85 PathProgramCache]: Analyzing trace with hash -1415672649, now seen corresponding path program 24 times [2024-05-03 03:59:00,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:59:00,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637324447] [2024-05-03 03:59:00,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:59:00,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:59:00,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:59:01,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1162 backedges. 0 proven. 568 refuted. 0 times theorem prover too weak. 594 trivial. 0 not checked. [2024-05-03 03:59:01,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:59:01,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637324447] [2024-05-03 03:59:01,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637324447] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:59:01,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1218463629] [2024-05-03 03:59:01,830 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-03 03:59:01,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:59:01,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:59:01,831 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:59:01,833 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-05-03 03:59:03,521 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2024-05-03 03:59:03,522 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 03:59:03,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 762 conjuncts, 73 conjunts are in the unsatisfiable core [2024-05-03 03:59:03,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:59:04,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1162 backedges. 0 proven. 568 refuted. 0 times theorem prover too weak. 594 trivial. 0 not checked. [2024-05-03 03:59:04,700 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:59:05,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1162 backedges. 0 proven. 568 refuted. 0 times theorem prover too weak. 594 trivial. 0 not checked. [2024-05-03 03:59:05,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1218463629] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:59:05,279 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:59:05,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 38, 30] total 63 [2024-05-03 03:59:05,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619973974] [2024-05-03 03:59:05,284 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:59:05,285 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2024-05-03 03:59:05,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:59:05,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2024-05-03 03:59:05,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=3749, Unknown=0, NotChecked=0, Total=3906 [2024-05-03 03:59:05,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:59:05,286 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:59:05,286 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 63 states have (on average 8.698412698412698) internal successors, (548), 63 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 03:59:05,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:59:05,288 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:59:06,422 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:06,422 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:59:06,422 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:06,424 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:06,425 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:06,425 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:06,440 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:06,440 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:06,440 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:06,451 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:06,451 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:06,451 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:06,462 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:06,463 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:06,463 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:06,513 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1217 states. [2024-05-03 03:59:06,513 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:59:06,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:59:06,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:59:06,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:59:06,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:59:06,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:59:06,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:59:06,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:06,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:06,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:59:06,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:59:06,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:59:06,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:59:06,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:59:06,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:59:06,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:59:06,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:06,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:06,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:06,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:59:06,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:59:06,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:59:06,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 03:59:06,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 03:59:06,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 03:59:06,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 03:59:06,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 03:59:06,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 03:59:06,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 03:59:06,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:06,518 INFO L78 Accepts]: Start accepts. Automaton has currently 1311 states, but on-demand construction may add more states Word has length 418 [2024-05-03 03:59:06,523 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:59:06,534 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2024-05-03 03:59:06,731 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-05-03 03:59:06,732 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:59:06,732 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:59:06,732 INFO L85 PathProgramCache]: Analyzing trace with hash 1434023498, now seen corresponding path program 25 times [2024-05-03 03:59:06,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:59:06,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565062830] [2024-05-03 03:59:06,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:59:06,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:59:06,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:59:07,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1238 backedges. 295 proven. 362 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2024-05-03 03:59:07,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:59:07,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565062830] [2024-05-03 03:59:07,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565062830] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:59:07,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1833824387] [2024-05-03 03:59:07,659 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-03 03:59:07,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:59:07,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:59:07,661 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:59:07,663 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2024-05-03 03:59:07,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:59:07,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 777 conjuncts, 42 conjunts are in the unsatisfiable core [2024-05-03 03:59:07,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:59:08,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1238 backedges. 360 proven. 297 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2024-05-03 03:59:08,831 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:59:09,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1238 backedges. 360 proven. 297 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2024-05-03 03:59:09,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1833824387] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:59:09,932 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:59:09,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 43, 43] total 124 [2024-05-03 03:59:09,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4819517] [2024-05-03 03:59:09,932 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:59:09,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 124 states [2024-05-03 03:59:09,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:59:09,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 124 interpolants. [2024-05-03 03:59:09,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1452, Invalid=13800, Unknown=0, NotChecked=0, Total=15252 [2024-05-03 03:59:09,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:59:09,944 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:59:09,945 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 124 states, 124 states have (on average 5.887096774193548) internal successors, (730), 124 states have internal predecessors, (730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:59:09,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:59:09,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:59:09,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:59:09,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:59:09,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:59:09,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:59:09,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:09,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:09,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:59:09,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:59:09,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:59:09,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:59:09,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:59:09,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:59:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:59:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:59:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:59:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:59:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 03:59:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 03:59:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 03:59:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 03:59:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 03:59:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 03:59:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 03:59:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:59:09,946 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:59:12,917 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:12,917 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:59:12,918 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:12,920 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:12,920 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:12,920 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:12,933 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:12,934 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:12,934 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:12,946 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:12,946 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:12,946 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:12,958 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:12,959 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:12,959 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:12,987 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1235 states. [2024-05-03 03:59:12,988 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:59:12,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:59:12,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:59:12,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:59:12,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:59:12,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:59:12,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:59:12,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:12,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:12,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:59:12,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:59:12,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:59:12,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:59:12,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:59:12,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:59:12,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:59:12,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:12,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:12,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:12,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:59:12,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:59:12,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:59:12,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 03:59:12,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 03:59:12,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 03:59:12,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 03:59:12,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 03:59:12,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 03:59:12,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 03:59:12,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:12,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 03:59:12,989 INFO L78 Accepts]: Start accepts. Automaton has currently 1329 states, but on-demand construction may add more states Word has length 434 [2024-05-03 03:59:12,995 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:59:13,002 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2024-05-03 03:59:13,202 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,29 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:59:13,203 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:59:13,203 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:59:13,203 INFO L85 PathProgramCache]: Analyzing trace with hash -1795067767, now seen corresponding path program 26 times [2024-05-03 03:59:13,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:59:13,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194451043] [2024-05-03 03:59:13,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:59:13,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:59:13,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:59:16,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1384 backedges. 0 proven. 1011 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2024-05-03 03:59:16,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:59:16,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194451043] [2024-05-03 03:59:16,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194451043] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:59:16,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1268923658] [2024-05-03 03:59:16,974 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-03 03:59:16,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:59:16,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:59:16,976 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:59:16,978 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2024-05-03 03:59:17,208 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-03 03:59:17,208 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 03:59:17,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 805 conjuncts, 159 conjunts are in the unsatisfiable core [2024-05-03 03:59:17,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:59:20,214 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-05-03 03:59:20,215 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 34 treesize of output 10 [2024-05-03 03:59:20,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1384 backedges. 0 proven. 1360 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-05-03 03:59:20,221 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:59:21,821 INFO L349 Elim1Store]: treesize reduction 30, result has 63.9 percent of original size [2024-05-03 03:59:21,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 [2024-05-03 03:59:23,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1384 backedges. 1 proven. 643 refuted. 0 times theorem prover too weak. 740 trivial. 0 not checked. [2024-05-03 03:59:23,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1268923658] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:59:23,316 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:59:23,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [69, 57, 41] total 158 [2024-05-03 03:59:23,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434413728] [2024-05-03 03:59:23,317 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:59:23,317 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 158 states [2024-05-03 03:59:23,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:59:23,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 158 interpolants. [2024-05-03 03:59:23,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=598, Invalid=24208, Unknown=0, NotChecked=0, Total=24806 [2024-05-03 03:59:23,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:59:23,320 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:59:23,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 158 states, 158 states have (on average 6.2594936708860756) internal successors, (989), 158 states have internal predecessors, (989), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:59:23,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:59:23,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:59:23,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:59:23,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:59:23,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:59:23,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:59:23,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:23,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:23,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:59:23,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:59:23,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:59:23,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:59:23,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:59:23,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:59:23,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:59:23,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:23,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:23,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:23,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:59:23,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:59:23,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:59:23,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 03:59:23,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 03:59:23,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 03:59:23,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 03:59:23,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 03:59:23,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 03:59:23,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 03:59:23,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:23,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 03:59:23,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:59:23,322 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:59:34,141 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:34,141 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:59:34,141 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:34,143 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:34,144 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:34,144 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:34,475 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:34,475 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:34,475 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:34,524 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:34,524 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:34,524 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:34,582 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:34,582 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:34,582 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:34,696 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1298 states. [2024-05-03 03:59:34,697 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 03:59:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 03:59:34,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 03:59:34,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 03:59:34,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 03:59:34,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:34,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 03:59:34,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 03:59:34,698 INFO L78 Accepts]: Start accepts. Automaton has currently 1404 states, but on-demand construction may add more states Word has length 443 [2024-05-03 03:59:34,703 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:59:34,713 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2024-05-03 03:59:34,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,30 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:59:34,913 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:59:34,914 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:59:34,914 INFO L85 PathProgramCache]: Analyzing trace with hash -1400364852, now seen corresponding path program 27 times [2024-05-03 03:59:34,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:59:34,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411113599] [2024-05-03 03:59:34,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:59:34,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:59:34,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:59:36,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1460 backedges. 0 proven. 720 refuted. 0 times theorem prover too weak. 740 trivial. 0 not checked. [2024-05-03 03:59:36,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:59:36,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411113599] [2024-05-03 03:59:36,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [411113599] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:59:36,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2038317397] [2024-05-03 03:59:36,215 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-03 03:59:36,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:59:36,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:59:36,216 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:59:36,217 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2024-05-03 03:59:38,566 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2024-05-03 03:59:38,566 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 03:59:38,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 792 conjuncts, 81 conjunts are in the unsatisfiable core [2024-05-03 03:59:38,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:59:39,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1460 backedges. 0 proven. 720 refuted. 0 times theorem prover too weak. 740 trivial. 0 not checked. [2024-05-03 03:59:39,917 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:59:40,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1460 backedges. 0 proven. 720 refuted. 0 times theorem prover too weak. 740 trivial. 0 not checked. [2024-05-03 03:59:40,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2038317397] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:59:40,723 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:59:40,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 42, 33] total 70 [2024-05-03 03:59:40,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512715210] [2024-05-03 03:59:40,724 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:59:40,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2024-05-03 03:59:40,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:59:40,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2024-05-03 03:59:40,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=175, Invalid=4655, Unknown=0, NotChecked=0, Total=4830 [2024-05-03 03:59:40,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:59:40,725 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:59:40,726 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 70 states, 70 states have (on average 8.342857142857143) internal successors, (584), 70 states have internal predecessors, (584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:59:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:59:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:59:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:59:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:59:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:59:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:59:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:59:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:59:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:59:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:59:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:59:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:59:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:59:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:59:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:59:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:59:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 03:59:40,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 03:59:40,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 03:59:40,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 03:59:40,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 03:59:40,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 03:59:40,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 03:59:40,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:40,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 03:59:40,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 03:59:40,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:59:40,727 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:59:42,546 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:42,547 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:59:42,547 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:42,549 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:42,549 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:42,549 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:42,564 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:42,564 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:42,564 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:42,578 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:42,578 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:42,578 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:42,592 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:42,592 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:42,592 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:42,640 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1327 states. [2024-05-03 03:59:42,640 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:59:42,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:59:42,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:59:42,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:59:42,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:59:42,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:59:42,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:59:42,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 03:59:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-03 03:59:42,641 INFO L78 Accepts]: Start accepts. Automaton has currently 1433 states, but on-demand construction may add more states Word has length 452 [2024-05-03 03:59:42,648 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:59:42,658 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 0 [2024-05-03 03:59:42,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2024-05-03 03:59:42,856 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:59:42,856 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:59:42,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1828214653, now seen corresponding path program 28 times [2024-05-03 03:59:42,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:59:42,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712836447] [2024-05-03 03:59:42,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:59:42,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:59:42,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:59:44,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1545 backedges. 372 proven. 443 refuted. 0 times theorem prover too weak. 730 trivial. 0 not checked. [2024-05-03 03:59:44,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:59:44,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712836447] [2024-05-03 03:59:44,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712836447] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:59:44,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [444334616] [2024-05-03 03:59:44,009 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-03 03:59:44,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:59:44,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:59:44,010 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:59:44,016 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2024-05-03 03:59:44,257 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-03 03:59:44,257 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 03:59:44,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 747 conjuncts, 46 conjunts are in the unsatisfiable core [2024-05-03 03:59:44,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 03:59:45,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1545 backedges. 445 proven. 370 refuted. 0 times theorem prover too weak. 730 trivial. 0 not checked. [2024-05-03 03:59:45,562 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 03:59:47,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1545 backedges. 445 proven. 370 refuted. 0 times theorem prover too weak. 730 trivial. 0 not checked. [2024-05-03 03:59:47,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [444334616] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 03:59:47,203 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 03:59:47,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 47, 47] total 136 [2024-05-03 03:59:47,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37363195] [2024-05-03 03:59:47,203 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 03:59:47,204 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 136 states [2024-05-03 03:59:47,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 03:59:47,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 136 interpolants. [2024-05-03 03:59:47,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1727, Invalid=16633, Unknown=0, NotChecked=0, Total=18360 [2024-05-03 03:59:47,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:59:47,208 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 03:59:47,208 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 136 states, 136 states have (on average 5.742647058823529) internal successors, (781), 136 states have internal predecessors, (781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 03:59:47,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:59:47,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:59:47,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:59:47,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:59:47,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:59:47,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:59:47,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:47,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:47,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:59:47,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:59:47,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:59:47,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:59:47,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:59:47,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:59:47,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:59:47,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:47,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:47,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:47,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:59:47,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:59:47,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:59:47,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 03:59:47,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 03:59:47,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 03:59:47,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 03:59:47,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 03:59:47,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 03:59:47,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 03:59:47,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:47,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 03:59:47,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 03:59:47,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-03 03:59:47,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:59:47,209 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 03:59:50,224 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:50,224 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 03:59:50,224 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:50,227 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:50,227 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:50,227 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:50,242 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:50,242 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:50,242 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:50,256 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:50,256 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:50,256 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:50,270 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 03:59:50,270 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:50,270 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 03:59:50,303 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1345 states. [2024-05-03 03:59:50,303 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 03:59:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 03:59:50,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 03:59:50,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 03:59:50,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 03:59:50,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 03:59:50,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 03:59:50,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-03 03:59:50,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-03 03:59:50,305 INFO L78 Accepts]: Start accepts. Automaton has currently 1451 states, but on-demand construction may add more states Word has length 468 [2024-05-03 03:59:50,311 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 03:59:50,334 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Ended with exit code 0 [2024-05-03 03:59:50,534 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2024-05-03 03:59:50,534 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 03:59:50,535 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 03:59:50,535 INFO L85 PathProgramCache]: Analyzing trace with hash -1800302852, now seen corresponding path program 29 times [2024-05-03 03:59:50,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 03:59:50,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633012440] [2024-05-03 03:59:50,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 03:59:50,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 03:59:50,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 03:59:54,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1707 backedges. 0 proven. 1253 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2024-05-03 03:59:54,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 03:59:54,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633012440] [2024-05-03 03:59:54,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [633012440] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 03:59:54,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1015085694] [2024-05-03 03:59:54,578 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-03 03:59:54,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 03:59:54,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 03:59:54,579 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 03:59:54,581 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2024-05-03 04:00:00,536 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 12 check-sat command(s) [2024-05-03 04:00:00,536 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:00:00,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 863 conjuncts, 103 conjunts are in the unsatisfiable core [2024-05-03 04:00:00,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:00:03,707 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-05-03 04:00:03,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 34 treesize of output 10 [2024-05-03 04:00:03,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1707 backedges. 0 proven. 805 refuted. 0 times theorem prover too weak. 902 trivial. 0 not checked. [2024-05-03 04:00:03,709 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:00:05,688 INFO L349 Elim1Store]: treesize reduction 30, result has 63.9 percent of original size [2024-05-03 04:00:05,689 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 [2024-05-03 04:00:07,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1707 backedges. 1 proven. 804 refuted. 0 times theorem prover too weak. 902 trivial. 0 not checked. [2024-05-03 04:00:07,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1015085694] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:00:07,515 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:00:07,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [75, 47, 45] total 156 [2024-05-03 04:00:07,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545101363] [2024-05-03 04:00:07,515 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:00:07,516 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 156 states [2024-05-03 04:00:07,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:00:07,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 156 interpolants. [2024-05-03 04:00:07,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=548, Invalid=23632, Unknown=0, NotChecked=0, Total=24180 [2024-05-03 04:00:07,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:00:07,519 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:00:07,520 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 156 states, 156 states have (on average 5.846153846153846) internal successors, (912), 156 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:00:07,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:00:07,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:00:07,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:00:07,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:00:07,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:00:07,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:00:07,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:00:07,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:00:07,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:00:07,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:00:07,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:00:07,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:00:07,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:00:07,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:00:07,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:00:07,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:00:07,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:00:07,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:00:07,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:00:07,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:00:07,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:00:07,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:00:07,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:00:07,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:00:07,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:00:07,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:00:07,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:00:07,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:00:07,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:00:07,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:00:07,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:00:07,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:00:07,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:00:07,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:00:07,522 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:00:20,672 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:00:20,672 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:00:20,672 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:20,674 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:00:20,674 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:20,674 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:21,049 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:00:21,049 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:21,050 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:21,118 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:00:21,119 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:21,119 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:21,176 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:00:21,176 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:21,176 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:21,303 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1408 states. [2024-05-03 04:00:21,303 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 04:00:21,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:00:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:00:21,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:00:21,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:00:21,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:00:21,305 INFO L78 Accepts]: Start accepts. Automaton has currently 1526 states, but on-demand construction may add more states Word has length 477 [2024-05-03 04:00:21,312 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:00:21,322 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Forceful destruction successful, exit code 0 [2024-05-03 04:00:21,513 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2024-05-03 04:00:21,513 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:00:21,514 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:00:21,514 INFO L85 PathProgramCache]: Analyzing trace with hash -1424518215, now seen corresponding path program 30 times [2024-05-03 04:00:21,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:00:21,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646290256] [2024-05-03 04:00:21,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:00:21,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:00:21,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:00:23,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1792 backedges. 0 proven. 890 refuted. 0 times theorem prover too weak. 902 trivial. 0 not checked. [2024-05-03 04:00:23,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:00:23,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646290256] [2024-05-03 04:00:23,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646290256] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:00:23,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1463932208] [2024-05-03 04:00:23,140 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-03 04:00:23,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:00:23,140 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:00:23,141 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:00:23,143 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2024-05-03 04:00:28,793 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 12 check-sat command(s) [2024-05-03 04:00:28,794 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:00:28,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 878 conjuncts, 89 conjunts are in the unsatisfiable core [2024-05-03 04:00:28,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:00:29,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1792 backedges. 0 proven. 890 refuted. 0 times theorem prover too weak. 902 trivial. 0 not checked. [2024-05-03 04:00:29,772 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:00:30,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1792 backedges. 0 proven. 890 refuted. 0 times theorem prover too weak. 902 trivial. 0 not checked. [2024-05-03 04:00:30,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1463932208] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:00:30,347 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:00:30,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [46, 46, 36] total 77 [2024-05-03 04:00:30,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668392221] [2024-05-03 04:00:30,347 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:00:30,348 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 77 states [2024-05-03 04:00:30,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:00:30,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 77 interpolants. [2024-05-03 04:00:30,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=5659, Unknown=0, NotChecked=0, Total=5852 [2024-05-03 04:00:30,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:00:30,350 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:00:30,350 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 77 states, 77 states have (on average 8.051948051948052) internal successors, (620), 77 states have internal predecessors, (620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:00:30,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:00:30,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:00:30,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:00:30,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:00:30,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:00:30,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:00:30,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:00:30,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:00:30,352 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:00:32,585 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:00:32,585 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:00:32,585 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:32,587 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:00:32,587 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:32,587 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:32,605 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:00:32,606 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:32,606 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:32,621 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:00:32,621 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:32,621 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:32,637 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:00:32,637 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:32,637 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:32,707 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1437 states. [2024-05-03 04:00:32,708 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 04:00:32,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:00:32,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:00:32,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:00:32,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:00:32,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:00:32,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:00:32,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:00:32,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:00:32,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:00:32,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:00:32,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:00:32,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:00:32,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:00:32,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:00:32,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:00:32,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:00:32,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:00:32,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:00:32,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:00:32,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:00:32,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:00:32,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:00:32,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:00:32,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:00:32,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:00:32,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:00:32,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:00:32,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:00:32,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:00:32,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:00:32,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:00:32,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:00:32,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:00:32,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:00:32,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:00:32,709 INFO L78 Accepts]: Start accepts. Automaton has currently 1555 states, but on-demand construction may add more states Word has length 486 [2024-05-03 04:00:32,716 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:00:32,730 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Forceful destruction successful, exit code 0 [2024-05-03 04:00:32,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,34 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:00:32,929 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:00:32,929 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:00:32,929 INFO L85 PathProgramCache]: Analyzing trace with hash -1865412984, now seen corresponding path program 31 times [2024-05-03 04:00:32,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:00:32,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365589463] [2024-05-03 04:00:32,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:00:32,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:00:32,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:00:34,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1886 backedges. 458 proven. 532 refuted. 0 times theorem prover too weak. 896 trivial. 0 not checked. [2024-05-03 04:00:34,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:00:34,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365589463] [2024-05-03 04:00:34,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365589463] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:00:34,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [455775272] [2024-05-03 04:00:34,180 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-03 04:00:34,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:00:34,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:00:34,181 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:00:34,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2024-05-03 04:00:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:00:34,426 INFO L262 TraceCheckSpWp]: Trace formula consists of 893 conjuncts, 50 conjunts are in the unsatisfiable core [2024-05-03 04:00:34,429 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:00:35,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1886 backedges. 539 proven. 451 refuted. 0 times theorem prover too weak. 896 trivial. 0 not checked. [2024-05-03 04:00:35,706 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:00:37,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1886 backedges. 539 proven. 451 refuted. 0 times theorem prover too weak. 896 trivial. 0 not checked. [2024-05-03 04:00:37,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [455775272] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:00:37,256 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:00:37,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51, 51] total 148 [2024-05-03 04:00:37,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250567498] [2024-05-03 04:00:37,257 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:00:37,257 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 148 states [2024-05-03 04:00:37,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:00:37,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 148 interpolants. [2024-05-03 04:00:37,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2026, Invalid=19730, Unknown=0, NotChecked=0, Total=21756 [2024-05-03 04:00:37,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:00:37,266 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:00:37,267 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 148 states, 148 states have (on average 5.621621621621622) internal successors, (832), 148 states have internal predecessors, (832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:00:37,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:00:37,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:00:37,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:00:37,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:00:37,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:00:37,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:00:37,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:00:37,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:00:37,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:00:37,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:00:37,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:00:37,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:00:37,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:00:37,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:00:37,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:00:37,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:00:37,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:00:37,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:00:37,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:00:37,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:00:37,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:00:37,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:00:37,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:00:37,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:00:37,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:00:37,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:00:37,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:00:37,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:00:37,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:00:37,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:00:37,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:00:37,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:00:37,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:00:37,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:00:37,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:00:37,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:00:37,273 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:00:41,124 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:00:41,124 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:00:41,124 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:41,126 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:00:41,127 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:41,127 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:41,143 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:00:41,143 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:41,143 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:41,159 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:00:41,159 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:41,159 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:41,174 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:00:41,174 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:41,174 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:00:41,210 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1455 states. [2024-05-03 04:00:41,210 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:00:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:00:41,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:00:41,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:00:41,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:00:41,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:00:41,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:00:41,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:00:41,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:00:41,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:00:41,212 INFO L78 Accepts]: Start accepts. Automaton has currently 1573 states, but on-demand construction may add more states Word has length 502 [2024-05-03 04:00:41,218 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:00:41,226 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Ended with exit code 0 [2024-05-03 04:00:41,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2024-05-03 04:00:41,425 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:00:41,425 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:00:41,425 INFO L85 PathProgramCache]: Analyzing trace with hash 1486156615, now seen corresponding path program 32 times [2024-05-03 04:00:41,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:00:41,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152163503] [2024-05-03 04:00:41,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:00:41,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:00:41,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:00:46,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2064 backedges. 0 proven. 1521 refuted. 0 times theorem prover too weak. 543 trivial. 0 not checked. [2024-05-03 04:00:46,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:00:46,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152163503] [2024-05-03 04:00:46,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152163503] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:00:46,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1118111473] [2024-05-03 04:00:46,308 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-03 04:00:46,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:00:46,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:00:46,309 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:00:46,311 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2024-05-03 04:00:46,670 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-03 04:00:46,670 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:00:46,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 921 conjuncts, 143 conjunts are in the unsatisfiable core [2024-05-03 04:00:46,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:00:51,540 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-05-03 04:00:51,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 34 treesize of output 10 [2024-05-03 04:00:51,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2064 backedges. 0 proven. 1512 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2024-05-03 04:00:51,543 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:00:53,836 INFO L349 Elim1Store]: treesize reduction 30, result has 63.9 percent of original size [2024-05-03 04:00:53,836 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 [2024-05-03 04:00:55,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2064 backedges. 1 proven. 983 refuted. 0 times theorem prover too weak. 1080 trivial. 0 not checked. [2024-05-03 04:00:55,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1118111473] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:00:55,950 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:00:55,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [81, 69, 49] total 190 [2024-05-03 04:00:55,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606888370] [2024-05-03 04:00:55,950 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:00:55,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 190 states [2024-05-03 04:00:55,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:00:55,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 190 interpolants. [2024-05-03 04:00:55,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=714, Invalid=35196, Unknown=0, NotChecked=0, Total=35910 [2024-05-03 04:00:55,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:00:56,013 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:00:56,014 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 190 states, 190 states have (on average 5.610526315789474) internal successors, (1066), 190 states have internal predecessors, (1066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:00:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:00:56,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:00:56,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:00:56,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:00:56,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:00:56,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:00:56,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:00:56,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:00:56,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:00:56,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:00:56,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:00:56,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:00:56,015 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:01:13,351 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:01:13,352 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:01:13,352 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:13,355 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:01:13,355 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:13,355 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:13,840 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:01:13,840 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:13,840 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:13,892 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:01:13,893 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:13,893 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:13,976 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:01:13,976 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:13,976 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:14,112 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1518 states. [2024-05-03 04:01:14,112 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 04:01:14,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:01:14,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:01:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:01:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:01:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:01:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:01:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:01:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:01:14,114 INFO L78 Accepts]: Start accepts. Automaton has currently 1648 states, but on-demand construction may add more states Word has length 511 [2024-05-03 04:01:14,121 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:01:14,129 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Forceful destruction successful, exit code 0 [2024-05-03 04:01:14,328 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2024-05-03 04:01:14,328 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:01:14,329 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:01:14,329 INFO L85 PathProgramCache]: Analyzing trace with hash -666315826, now seen corresponding path program 33 times [2024-05-03 04:01:14,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:01:14,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102152095] [2024-05-03 04:01:14,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:01:14,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:01:14,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:01:15,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2158 backedges. 0 proven. 1078 refuted. 0 times theorem prover too weak. 1080 trivial. 0 not checked. [2024-05-03 04:01:15,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:01:15,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102152095] [2024-05-03 04:01:15,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102152095] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:01:15,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [55830115] [2024-05-03 04:01:15,958 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-03 04:01:15,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:01:15,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:01:15,959 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:01:15,961 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2024-05-03 04:01:17,099 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 12 check-sat command(s) [2024-05-03 04:01:17,100 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:01:17,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 908 conjuncts, 97 conjunts are in the unsatisfiable core [2024-05-03 04:01:17,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:01:18,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2158 backedges. 0 proven. 1078 refuted. 0 times theorem prover too weak. 1080 trivial. 0 not checked. [2024-05-03 04:01:18,677 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:01:19,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2158 backedges. 0 proven. 1078 refuted. 0 times theorem prover too weak. 1080 trivial. 0 not checked. [2024-05-03 04:01:19,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [55830115] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:01:19,598 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:01:19,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 50, 39] total 84 [2024-05-03 04:01:19,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964727372] [2024-05-03 04:01:19,599 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:01:19,599 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 84 states [2024-05-03 04:01:19,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:01:19,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2024-05-03 04:01:19,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=211, Invalid=6761, Unknown=0, NotChecked=0, Total=6972 [2024-05-03 04:01:19,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:01:19,601 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:01:19,602 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 84 states, 84 states have (on average 7.809523809523809) internal successors, (656), 84 states have internal predecessors, (656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:01:19,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:01:19,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:01:19,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:01:19,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:01:19,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:01:19,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:01:19,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:01:19,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:01:19,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:01:19,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:01:19,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:01:19,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:01:19,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:01:19,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:01:19,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:01:19,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:01:19,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:01:19,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:01:19,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:01:19,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:01:19,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:01:19,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:01:19,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:01:19,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:01:19,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:01:19,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:01:19,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:01:19,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:01:19,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:01:19,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:01:19,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:01:19,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:01:19,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:01:19,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:01:19,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:01:19,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:01:19,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:01:19,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:01:19,603 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:01:22,472 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:01:22,473 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:01:22,473 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:22,475 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:01:22,475 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:22,476 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:22,501 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:01:22,501 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:22,501 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:22,522 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:01:22,523 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:22,523 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:22,544 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:01:22,544 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:22,544 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:22,609 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1547 states. [2024-05-03 04:01:22,609 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 04:01:22,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:01:22,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:01:22,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:01:22,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:01:22,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:01:22,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:01:22,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:01:22,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:01:22,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:01:22,611 INFO L78 Accepts]: Start accepts. Automaton has currently 1677 states, but on-demand construction may add more states Word has length 520 [2024-05-03 04:01:22,618 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:01:22,627 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Forceful destruction successful, exit code 0 [2024-05-03 04:01:22,826 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2024-05-03 04:01:22,827 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:01:22,827 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:01:22,827 INFO L85 PathProgramCache]: Analyzing trace with hash -284710469, now seen corresponding path program 34 times [2024-05-03 04:01:22,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:01:22,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827409243] [2024-05-03 04:01:22,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:01:22,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:01:22,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:01:24,347 INFO L134 CoverageAnalysis]: Checked inductivity of 2261 backedges. 553 proven. 629 refuted. 0 times theorem prover too weak. 1079 trivial. 0 not checked. [2024-05-03 04:01:24,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:01:24,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827409243] [2024-05-03 04:01:24,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827409243] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:01:24,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [977650203] [2024-05-03 04:01:24,348 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-03 04:01:24,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:01:24,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:01:24,349 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:01:24,351 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2024-05-03 04:01:24,595 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-03 04:01:24,596 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:01:24,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 855 conjuncts, 54 conjunts are in the unsatisfiable core [2024-05-03 04:01:24,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:01:26,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2261 backedges. 642 proven. 540 refuted. 0 times theorem prover too weak. 1079 trivial. 0 not checked. [2024-05-03 04:01:26,386 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:01:28,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2261 backedges. 642 proven. 540 refuted. 0 times theorem prover too weak. 1079 trivial. 0 not checked. [2024-05-03 04:01:28,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [977650203] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:01:28,202 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:01:28,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 160 [2024-05-03 04:01:28,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047426042] [2024-05-03 04:01:28,202 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:01:28,203 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 160 states [2024-05-03 04:01:28,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:01:28,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 160 interpolants. [2024-05-03 04:01:28,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2349, Invalid=23091, Unknown=0, NotChecked=0, Total=25440 [2024-05-03 04:01:28,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:01:28,207 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:01:28,207 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 160 states, 160 states have (on average 5.51875) internal successors, (883), 160 states have internal predecessors, (883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:01:28,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:01:28,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:01:28,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:01:28,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:01:28,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:01:28,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:01:28,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:01:28,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:01:28,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:01:28,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:01:28,209 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:01:33,539 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:01:33,539 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:01:33,539 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:33,541 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:01:33,541 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:33,541 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:33,560 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:01:33,560 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:33,560 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:33,577 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:01:33,577 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:33,577 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:33,594 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:01:33,594 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:33,594 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:01:33,644 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1565 states. [2024-05-03 04:01:33,644 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:01:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:01:33,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:01:33,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:01:33,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:01:33,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:01:33,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:01:33,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:01:33,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:01:33,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:01:33,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:01:33,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:01:33,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:01:33,646 INFO L78 Accepts]: Start accepts. Automaton has currently 1695 states, but on-demand construction may add more states Word has length 536 [2024-05-03 04:01:33,654 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:01:33,660 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Ended with exit code 0 [2024-05-03 04:01:33,860 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2024-05-03 04:01:33,860 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:01:33,860 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:01:33,860 INFO L85 PathProgramCache]: Analyzing trace with hash -211375174, now seen corresponding path program 35 times [2024-05-03 04:01:33,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:01:33,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569955082] [2024-05-03 04:01:33,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:01:33,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:01:33,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:01:39,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2455 backedges. 0 proven. 1815 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-05-03 04:01:39,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:01:39,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569955082] [2024-05-03 04:01:39,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569955082] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:01:39,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1675101222] [2024-05-03 04:01:39,223 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-03 04:01:39,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:01:39,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:01:39,224 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:01:39,229 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2024-05-03 04:01:52,026 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 14 check-sat command(s) [2024-05-03 04:01:52,026 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:01:52,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 121 conjunts are in the unsatisfiable core [2024-05-03 04:01:52,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:01:56,702 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-05-03 04:01:56,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 30 treesize of output 10 [2024-05-03 04:01:56,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2455 backedges. 0 proven. 1181 refuted. 0 times theorem prover too weak. 1274 trivial. 0 not checked. [2024-05-03 04:01:56,705 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:01:58,862 INFO L349 Elim1Store]: treesize reduction 30, result has 63.9 percent of original size [2024-05-03 04:01:58,862 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 [2024-05-03 04:02:00,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2455 backedges. 1 proven. 1180 refuted. 0 times theorem prover too weak. 1274 trivial. 0 not checked. [2024-05-03 04:02:00,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1675101222] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:02:00,827 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:02:00,828 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [87, 58, 53] total 186 [2024-05-03 04:02:00,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41866907] [2024-05-03 04:02:00,828 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:02:00,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 186 states [2024-05-03 04:02:00,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:02:00,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 186 interpolants. [2024-05-03 04:02:00,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=652, Invalid=33758, Unknown=0, NotChecked=0, Total=34410 [2024-05-03 04:02:00,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:02:00,833 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:02:00,833 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 186 states, 186 states have (on average 5.56989247311828) internal successors, (1036), 186 states have internal predecessors, (1036), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:02:00,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:02:00,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:02:00,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:02:00,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:02:00,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:02:00,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:02:00,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:02:00,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:02:00,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:02:00,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:02:00,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:02:00,835 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:02:20,544 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:02:20,544 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:02:20,545 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:20,547 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:02:20,547 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:20,547 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:21,044 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:02:21,044 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:21,044 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:21,135 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:02:21,135 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:21,135 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:21,242 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:02:21,242 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:21,242 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:21,431 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1628 states. [2024-05-03 04:02:21,431 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 04:02:21,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:02:21,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:02:21,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:02:21,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:02:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:02:21,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:02:21,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:02:21,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:02:21,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:02:21,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:02:21,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:02:21,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:02:21,433 INFO L78 Accepts]: Start accepts. Automaton has currently 1770 states, but on-demand construction may add more states Word has length 545 [2024-05-03 04:02:21,441 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:02:21,454 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Forceful destruction successful, exit code 0 [2024-05-03 04:02:21,654 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2024-05-03 04:02:21,655 INFO L420 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:02:21,655 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:02:21,655 INFO L85 PathProgramCache]: Analyzing trace with hash 1591995579, now seen corresponding path program 36 times [2024-05-03 04:02:21,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:02:21,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428191249] [2024-05-03 04:02:21,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:02:21,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:02:21,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:02:23,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2558 backedges. 0 proven. 1284 refuted. 0 times theorem prover too weak. 1274 trivial. 0 not checked. [2024-05-03 04:02:23,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:02:23,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428191249] [2024-05-03 04:02:23,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428191249] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:02:23,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1730664085] [2024-05-03 04:02:23,670 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-03 04:02:23,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:02:23,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:02:23,672 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:02:23,674 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2024-05-03 04:02:30,275 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 14 check-sat command(s) [2024-05-03 04:02:30,275 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:02:30,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 994 conjuncts, 117 conjunts are in the unsatisfiable core [2024-05-03 04:02:30,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:02:35,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2558 backedges. 606 proven. 1315 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-05-03 04:02:35,429 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:02:41,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2558 backedges. 583 proven. 1338 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-05-03 04:02:41,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1730664085] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:02:41,296 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:02:41,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 85, 85] total 190 [2024-05-03 04:02:41,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599330555] [2024-05-03 04:02:41,296 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:02:41,297 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 190 states [2024-05-03 04:02:41,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:02:41,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 190 interpolants. [2024-05-03 04:02:41,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2394, Invalid=33516, Unknown=0, NotChecked=0, Total=35910 [2024-05-03 04:02:41,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:02:41,300 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:02:41,301 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 190 states, 190 states have (on average 5.757894736842105) internal successors, (1094), 190 states have internal predecessors, (1094), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:02:41,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:02:41,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:02:41,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:02:41,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:02:41,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:02:41,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:02:41,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:02:41,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:02:41,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:02:41,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:02:41,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:02:41,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:02:41,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:02:41,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:02:41,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:02:41,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:02:41,302 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:02:47,266 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:02:47,266 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:02:47,266 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:47,268 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:02:47,268 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:47,268 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:47,290 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:02:47,290 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:47,290 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:47,310 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:02:47,310 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:47,310 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:47,330 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:02:47,330 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:47,330 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:47,399 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1666 states. [2024-05-03 04:02:47,399 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 04:02:47,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:02:47,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:02:47,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:02:47,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:02:47,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:02:47,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:02:47,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:02:47,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:02:47,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:02:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:02:47,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:02:47,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:02:47,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:02:47,401 INFO L78 Accepts]: Start accepts. Automaton has currently 1808 states, but on-demand construction may add more states Word has length 562 [2024-05-03 04:02:47,409 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:02:47,420 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Forceful destruction successful, exit code 0 [2024-05-03 04:02:47,620 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,40 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:02:47,620 INFO L420 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:02:47,620 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:02:47,620 INFO L85 PathProgramCache]: Analyzing trace with hash -1010203356, now seen corresponding path program 37 times [2024-05-03 04:02:47,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:02:47,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561949424] [2024-05-03 04:02:47,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:02:47,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:02:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:02:49,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 657 proven. 734 refuted. 0 times theorem prover too weak. 1384 trivial. 0 not checked. [2024-05-03 04:02:49,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:02:49,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561949424] [2024-05-03 04:02:49,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561949424] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:02:49,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1096589352] [2024-05-03 04:02:49,327 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-03 04:02:49,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:02:49,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:02:49,328 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:02:49,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2024-05-03 04:02:49,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:02:49,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 1023 conjuncts, 58 conjunts are in the unsatisfiable core [2024-05-03 04:02:49,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:02:51,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 754 proven. 637 refuted. 0 times theorem prover too weak. 1384 trivial. 0 not checked. [2024-05-03 04:02:51,519 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:02:52,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 754 proven. 637 refuted. 0 times theorem prover too weak. 1384 trivial. 0 not checked. [2024-05-03 04:02:52,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1096589352] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:02:52,739 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:02:52,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 59, 59] total 147 [2024-05-03 04:02:52,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572026106] [2024-05-03 04:02:52,740 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:02:52,740 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 147 states [2024-05-03 04:02:52,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:02:52,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 147 interpolants. [2024-05-03 04:02:52,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2766, Invalid=18696, Unknown=0, NotChecked=0, Total=21462 [2024-05-03 04:02:52,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:02:52,744 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:02:52,744 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 147 states, 147 states have (on average 5.850340136054422) internal successors, (860), 147 states have internal predecessors, (860), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:02:52,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:02:52,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:02:52,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:02:52,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:02:52,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:02:52,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:02:52,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:02:52,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:02:52,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:02:52,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:02:52,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:02:52,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:02:52,746 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:02:54,376 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:02:54,377 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:02:54,377 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:54,379 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:02:54,379 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:54,379 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:54,402 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:02:54,402 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:54,402 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:54,423 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:02:54,423 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:54,423 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:54,445 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:02:54,445 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:54,445 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:02:54,473 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1675 states. [2024-05-03 04:02:54,473 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:02:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:02:54,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:02:54,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:02:54,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:02:54,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:02:54,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:02:54,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:02:54,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:02:54,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:02:54,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:02:54,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:02:54,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:02:54,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:02:54,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:02:54,476 INFO L78 Accepts]: Start accepts. Automaton has currently 1817 states, but on-demand construction may add more states Word has length 570 [2024-05-03 04:02:54,485 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:02:54,492 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Ended with exit code 0 [2024-05-03 04:02:54,688 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,41 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:02:54,688 INFO L420 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:02:54,689 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:02:54,689 INFO L85 PathProgramCache]: Analyzing trace with hash 2047730693, now seen corresponding path program 38 times [2024-05-03 04:02:54,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:02:54,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757792881] [2024-05-03 04:02:54,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:02:54,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:02:54,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:02:58,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2880 backedges. 0 proven. 1396 refuted. 0 times theorem prover too weak. 1484 trivial. 0 not checked. [2024-05-03 04:02:58,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:02:58,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757792881] [2024-05-03 04:02:58,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757792881] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:02:58,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [700711118] [2024-05-03 04:02:58,196 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-03 04:02:58,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:02:58,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:02:58,197 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:02:58,198 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2024-05-03 04:02:58,507 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-03 04:02:58,507 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:02:58,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 1037 conjuncts, 223 conjunts are in the unsatisfiable core [2024-05-03 04:02:58,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:03:04,515 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-05-03 04:03:04,515 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 34 treesize of output 10 [2024-05-03 04:03:04,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2880 backedges. 0 proven. 2856 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-05-03 04:03:04,517 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:03:06,558 INFO L349 Elim1Store]: treesize reduction 30, result has 63.9 percent of original size [2024-05-03 04:03:06,558 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 [2024-05-03 04:03:09,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2880 backedges. 1 proven. 1395 refuted. 0 times theorem prover too weak. 1484 trivial. 0 not checked. [2024-05-03 04:03:09,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [700711118] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:03:09,065 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:03:09,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [68, 81, 57] total 197 [2024-05-03 04:03:09,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217791282] [2024-05-03 04:03:09,066 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:03:09,067 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 197 states [2024-05-03 04:03:09,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:03:09,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 197 interpolants. [2024-05-03 04:03:09,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=680, Invalid=37932, Unknown=0, NotChecked=0, Total=38612 [2024-05-03 04:03:09,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:03:09,072 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:03:09,072 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 197 states, 197 states have (on average 6.086294416243655) internal successors, (1199), 197 states have internal predecessors, (1199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:03:09,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:03:09,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:03:09,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:03:09,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:03:09,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:03:09,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:03:09,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:03:09,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:03:09,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:03:09,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:03:09,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:03:09,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:03:09,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:03:09,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:03:09,074 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:03:26,880 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:03:26,880 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:03:26,880 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:26,883 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:03:26,883 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:26,883 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:27,275 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:03:27,276 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:27,276 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:27,336 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:03:27,336 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:27,336 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:27,406 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:03:27,406 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:27,406 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:27,518 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1738 states. [2024-05-03 04:03:27,518 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 04:03:27,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:03:27,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:03:27,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:03:27,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:03:27,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:03:27,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:03:27,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:03:27,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:03:27,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:03:27,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:03:27,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:03:27,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:03:27,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:03:27,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:03:27,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:03:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:03:27,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 197 states. [2024-05-03 04:03:27,521 INFO L78 Accepts]: Start accepts. Automaton has currently 1892 states, but on-demand construction may add more states Word has length 579 [2024-05-03 04:03:27,532 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:03:27,540 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Forceful destruction successful, exit code 0 [2024-05-03 04:03:27,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,42 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:03:27,740 INFO L420 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:03:27,740 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:03:27,740 INFO L85 PathProgramCache]: Analyzing trace with hash 106944720, now seen corresponding path program 39 times [2024-05-03 04:03:27,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:03:27,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728565221] [2024-05-03 04:03:27,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:03:27,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:03:27,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:03:30,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2992 backedges. 0 proven. 1508 refuted. 0 times theorem prover too weak. 1484 trivial. 0 not checked. [2024-05-03 04:03:30,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:03:30,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728565221] [2024-05-03 04:03:30,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728565221] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:03:30,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [58845362] [2024-05-03 04:03:30,065 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-03 04:03:30,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:03:30,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:03:30,066 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:03:30,069 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2024-05-03 04:03:37,777 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 14 check-sat command(s) [2024-05-03 04:03:37,778 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:03:37,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 1024 conjuncts, 113 conjunts are in the unsatisfiable core [2024-05-03 04:03:37,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:03:39,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2992 backedges. 0 proven. 1508 refuted. 0 times theorem prover too weak. 1484 trivial. 0 not checked. [2024-05-03 04:03:39,843 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:03:40,630 INFO L134 CoverageAnalysis]: Checked inductivity of 2992 backedges. 0 proven. 1508 refuted. 0 times theorem prover too weak. 1484 trivial. 0 not checked. [2024-05-03 04:03:40,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [58845362] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:03:40,631 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:03:40,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [58, 58, 45] total 98 [2024-05-03 04:03:40,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724409895] [2024-05-03 04:03:40,631 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:03:40,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 98 states [2024-05-03 04:03:40,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:03:40,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2024-05-03 04:03:40,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=247, Invalid=9259, Unknown=0, NotChecked=0, Total=9506 [2024-05-03 04:03:40,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:03:40,634 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:03:40,634 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 98 states, 98 states have (on average 7.428571428571429) internal successors, (728), 98 states have internal predecessors, (728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:03:40,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:03:40,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:03:40,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:03:40,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:03:40,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:03:40,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:03:40,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:03:40,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:03:40,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:03:40,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:03:40,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:03:40,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:03:40,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 197 states. [2024-05-03 04:03:40,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:03:40,636 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:03:42,911 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:03:42,911 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:03:42,911 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:42,916 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:03:42,917 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:42,917 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:42,942 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:03:42,942 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:42,942 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:42,966 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:03:42,966 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:42,966 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:42,991 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:03:42,991 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:42,992 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:43,061 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1767 states. [2024-05-03 04:03:43,061 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 04:03:43,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:03:43,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:03:43,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:03:43,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:03:43,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:03:43,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:03:43,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:03:43,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:03:43,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:03:43,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:03:43,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:03:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:03:43,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:03:43,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:03:43,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 197 states. [2024-05-03 04:03:43,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-03 04:03:43,063 INFO L78 Accepts]: Start accepts. Automaton has currently 1921 states, but on-demand construction may add more states Word has length 588 [2024-05-03 04:03:43,131 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:03:43,142 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Ended with exit code 0 [2024-05-03 04:03:43,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43,43 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:03:43,332 INFO L420 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:03:43,333 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:03:43,333 INFO L85 PathProgramCache]: Analyzing trace with hash -1687016967, now seen corresponding path program 40 times [2024-05-03 04:03:43,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:03:43,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376829310] [2024-05-03 04:03:43,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:03:43,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:03:43,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:03:45,317 INFO L134 CoverageAnalysis]: Checked inductivity of 3113 backedges. 770 proven. 847 refuted. 0 times theorem prover too weak. 1496 trivial. 0 not checked. [2024-05-03 04:03:45,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:03:45,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376829310] [2024-05-03 04:03:45,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376829310] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:03:45,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [91468445] [2024-05-03 04:03:45,318 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-03 04:03:45,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:03:45,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:03:45,319 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:03:45,319 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2024-05-03 04:03:45,609 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-03 04:03:45,609 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:03:45,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 963 conjuncts, 62 conjunts are in the unsatisfiable core [2024-05-03 04:03:45,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:03:47,176 INFO L134 CoverageAnalysis]: Checked inductivity of 3113 backedges. 875 proven. 742 refuted. 0 times theorem prover too weak. 1496 trivial. 0 not checked. [2024-05-03 04:03:47,176 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:03:49,105 INFO L134 CoverageAnalysis]: Checked inductivity of 3113 backedges. 875 proven. 742 refuted. 0 times theorem prover too weak. 1496 trivial. 0 not checked. [2024-05-03 04:03:49,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [91468445] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:03:49,105 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:03:49,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [63, 63, 63] total 184 [2024-05-03 04:03:49,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164528966] [2024-05-03 04:03:49,106 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:03:49,106 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 184 states [2024-05-03 04:03:49,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:03:49,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 184 interpolants. [2024-05-03 04:03:49,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3067, Invalid=30605, Unknown=0, NotChecked=0, Total=33672 [2024-05-03 04:03:49,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:03:49,112 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:03:49,112 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 184 states, 184 states have (on average 5.353260869565218) internal successors, (985), 184 states have internal predecessors, (985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:03:49,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:03:49,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:03:49,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:03:49,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:03:49,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:03:49,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:03:49,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:03:49,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:03:49,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:03:49,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:03:49,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:03:49,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:03:49,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:03:49,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:03:49,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:03:49,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:03:49,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:03:49,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 197 states. [2024-05-03 04:03:49,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-03 04:03:49,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:03:49,114 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:03:55,155 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:03:55,155 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:03:55,155 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:55,158 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:03:55,158 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:55,158 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:55,183 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:03:55,183 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:55,183 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:55,206 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:03:55,206 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:55,206 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:55,229 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:03:55,229 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:55,229 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:03:55,269 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1785 states. [2024-05-03 04:03:55,269 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 04:03:55,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:03:55,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:03:55,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:03:55,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:03:55,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:03:55,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:03:55,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:03:55,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:03:55,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:03:55,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:03:55,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:03:55,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:03:55,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:03:55,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:03:55,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 197 states. [2024-05-03 04:03:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-03 04:03:55,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:03:55,271 INFO L78 Accepts]: Start accepts. Automaton has currently 1939 states, but on-demand construction may add more states Word has length 604 [2024-05-03 04:03:55,280 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:03:55,291 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2024-05-03 04:03:55,487 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44,44 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:03:55,487 INFO L420 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:03:55,487 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:03:55,487 INFO L85 PathProgramCache]: Analyzing trace with hash 1283503736, now seen corresponding path program 41 times [2024-05-03 04:03:55,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:03:55,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555606581] [2024-05-03 04:03:55,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:03:55,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:03:55,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:04:01,358 INFO L134 CoverageAnalysis]: Checked inductivity of 3339 backedges. 0 proven. 2481 refuted. 0 times theorem prover too weak. 858 trivial. 0 not checked. [2024-05-03 04:04:01,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:04:01,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555606581] [2024-05-03 04:04:01,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555606581] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:04:01,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [549278935] [2024-05-03 04:04:01,358 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-03 04:04:01,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:04:01,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:04:01,359 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:04:01,360 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2024-05-03 04:04:16,341 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2024-05-03 04:04:16,341 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:04:16,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 1095 conjuncts, 129 conjunts are in the unsatisfiable core [2024-05-03 04:04:16,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:04:20,560 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-05-03 04:04:20,560 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 30 treesize of output 10 [2024-05-03 04:04:20,563 INFO L134 CoverageAnalysis]: Checked inductivity of 3339 backedges. 0 proven. 1629 refuted. 0 times theorem prover too weak. 1710 trivial. 0 not checked. [2024-05-03 04:04:20,563 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:04:23,240 INFO L349 Elim1Store]: treesize reduction 30, result has 63.9 percent of original size [2024-05-03 04:04:23,240 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 [2024-05-03 04:04:25,448 INFO L134 CoverageAnalysis]: Checked inductivity of 3339 backedges. 1 proven. 1628 refuted. 0 times theorem prover too weak. 1710 trivial. 0 not checked. [2024-05-03 04:04:25,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [549278935] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:04:25,449 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:04:25,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [99, 66, 61] total 214 [2024-05-03 04:04:25,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449989964] [2024-05-03 04:04:25,449 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:04:25,450 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 214 states [2024-05-03 04:04:25,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:04:25,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 214 interpolants. [2024-05-03 04:04:25,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=744, Invalid=44838, Unknown=0, NotChecked=0, Total=45582 [2024-05-03 04:04:25,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:04:25,455 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:04:25,456 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 214 states, 214 states have (on average 5.481308411214953) internal successors, (1173), 214 states have internal predecessors, (1173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:04:25,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:04:25,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:04:25,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:04:25,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:04:25,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:04:25,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:04:25,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:04:25,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:04:25,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:04:25,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:04:25,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:04:25,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:04:25,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:04:25,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:04:25,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:04:25,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:04:25,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:04:25,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:04:25,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 197 states. [2024-05-03 04:04:25,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-03 04:04:25,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:04:25,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:04:25,457 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:04:48,796 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:04:48,796 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:04:48,796 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:04:48,799 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:04:48,799 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:04:48,799 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:04:49,532 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:04:49,532 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:04:49,532 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:04:49,607 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:04:49,608 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:04:49,608 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:04:49,698 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:04:49,698 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:04:49,698 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:04:49,873 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1848 states. [2024-05-03 04:04:49,874 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:04:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:04:49,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:04:49,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:04:49,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:04:49,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:04:49,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:04:49,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:04:49,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:04:49,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:04:49,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:04:49,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:04:49,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:04:49,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:04:49,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:04:49,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:04:49,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:04:49,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:04:49,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:04:49,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 197 states. [2024-05-03 04:04:49,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-03 04:04:49,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:04:49,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2024-05-03 04:04:49,875 INFO L78 Accepts]: Start accepts. Automaton has currently 2014 states, but on-demand construction may add more states Word has length 613 [2024-05-03 04:04:49,886 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:04:49,899 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2024-05-03 04:04:50,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2024-05-03 04:04:50,090 INFO L420 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:04:50,090 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:04:50,090 INFO L85 PathProgramCache]: Analyzing trace with hash -805890115, now seen corresponding path program 42 times [2024-05-03 04:04:50,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:04:50,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292632246] [2024-05-03 04:04:50,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:04:50,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:04:50,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:04:52,642 INFO L134 CoverageAnalysis]: Checked inductivity of 3460 backedges. 0 proven. 1750 refuted. 0 times theorem prover too weak. 1710 trivial. 0 not checked. [2024-05-03 04:04:52,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:04:52,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292632246] [2024-05-03 04:04:52,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292632246] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:04:52,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1141408091] [2024-05-03 04:04:52,643 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-03 04:04:52,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:04:52,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:04:52,644 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:04:52,646 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2024-05-03 04:05:04,858 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2024-05-03 04:05:04,858 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:05:04,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 1110 conjuncts, 121 conjunts are in the unsatisfiable core [2024-05-03 04:05:04,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:05:06,428 INFO L134 CoverageAnalysis]: Checked inductivity of 3460 backedges. 0 proven. 1750 refuted. 0 times theorem prover too weak. 1710 trivial. 0 not checked. [2024-05-03 04:05:06,428 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:05:07,342 INFO L134 CoverageAnalysis]: Checked inductivity of 3460 backedges. 0 proven. 1750 refuted. 0 times theorem prover too weak. 1710 trivial. 0 not checked. [2024-05-03 04:05:07,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1141408091] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:05:07,342 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:05:07,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [62, 62, 48] total 105 [2024-05-03 04:05:07,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635769607] [2024-05-03 04:05:07,342 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:05:07,343 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 105 states [2024-05-03 04:05:07,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:05:07,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 105 interpolants. [2024-05-03 04:05:07,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=265, Invalid=10655, Unknown=0, NotChecked=0, Total=10920 [2024-05-03 04:05:07,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:05:07,345 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:05:07,345 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 105 states, 105 states have (on average 7.276190476190476) internal successors, (764), 105 states have internal predecessors, (764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:05:07,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:05:07,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:05:07,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:05:07,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:05:07,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:05:07,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:05:07,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:05:07,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:05:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:05:07,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:05:07,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:05:07,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:05:07,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 197 states. [2024-05-03 04:05:07,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-03 04:05:07,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:05:07,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2024-05-03 04:05:07,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:05:07,347 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:05:09,841 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:05:09,842 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:05:09,842 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:05:09,844 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:05:09,844 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:05:09,856 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:05:09,884 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:05:09,885 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:05:09,885 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:05:09,911 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:05:09,911 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:05:09,911 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:05:09,938 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:05:09,938 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:05:09,938 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:05:10,008 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1877 states. [2024-05-03 04:05:10,008 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:05:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:05:10,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:05:10,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:05:10,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:05:10,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:05:10,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:05:10,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:05:10,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:05:10,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:05:10,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:05:10,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:05:10,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:05:10,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:05:10,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:05:10,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:05:10,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:05:10,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 197 states. [2024-05-03 04:05:10,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-03 04:05:10,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:05:10,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2024-05-03 04:05:10,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-03 04:05:10,010 INFO L78 Accepts]: Start accepts. Automaton has currently 2043 states, but on-demand construction may add more states Word has length 622 [2024-05-03 04:05:10,024 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:05:10,037 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Ended with exit code 0 [2024-05-03 04:05:10,227 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 46 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46 [2024-05-03 04:05:10,227 INFO L420 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:05:10,228 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:05:10,228 INFO L85 PathProgramCache]: Analyzing trace with hash -481507068, now seen corresponding path program 43 times [2024-05-03 04:05:10,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:05:10,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992222378] [2024-05-03 04:05:10,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:05:10,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:05:10,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:05:12,170 INFO L134 CoverageAnalysis]: Checked inductivity of 3590 backedges. 892 proven. 968 refuted. 0 times theorem prover too weak. 1730 trivial. 0 not checked. [2024-05-03 04:05:12,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:05:12,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992222378] [2024-05-03 04:05:12,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992222378] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:05:12,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1590046475] [2024-05-03 04:05:12,171 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-03 04:05:12,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:05:12,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:05:12,172 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:05:12,172 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Waiting until timeout for monitored process [2024-05-03 04:05:12,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:05:12,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 1125 conjuncts, 66 conjunts are in the unsatisfiable core [2024-05-03 04:05:12,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:05:14,207 INFO L134 CoverageAnalysis]: Checked inductivity of 3590 backedges. 1005 proven. 855 refuted. 0 times theorem prover too weak. 1730 trivial. 0 not checked. [2024-05-03 04:05:14,207 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:05:16,462 INFO L134 CoverageAnalysis]: Checked inductivity of 3590 backedges. 1005 proven. 855 refuted. 0 times theorem prover too weak. 1730 trivial. 0 not checked. [2024-05-03 04:05:16,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1590046475] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:05:16,463 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:05:16,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [67, 67, 67] total 196 [2024-05-03 04:05:16,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657059878] [2024-05-03 04:05:16,463 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:05:16,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 196 states [2024-05-03 04:05:16,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:05:16,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 196 interpolants. [2024-05-03 04:05:16,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3462, Invalid=34758, Unknown=0, NotChecked=0, Total=38220 [2024-05-03 04:05:16,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:05:16,473 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:05:16,473 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 196 states, 196 states have (on average 5.285714285714286) internal successors, (1036), 196 states have internal predecessors, (1036), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:05:16,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:05:16,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:05:16,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:05:16,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:05:16,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:05:16,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:05:16,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:05:16,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:05:16,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:05:16,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:05:16,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:05:16,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:05:16,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 197 states. [2024-05-03 04:05:16,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-03 04:05:16,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:05:16,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2024-05-03 04:05:16,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-03 04:05:16,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:05:16,475 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:05:21,720 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:05:21,720 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:05:21,720 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:05:21,724 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:05:21,724 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:05:21,724 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:05:21,761 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:05:21,762 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:05:21,762 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:05:21,796 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:05:21,797 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:05:21,797 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:05:21,832 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:05:21,832 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:05:21,832 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:05:21,890 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1895 states. [2024-05-03 04:05:21,890 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 04:05:21,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:05:21,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:05:21,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:05:21,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:05:21,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:05:21,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:05:21,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:05:21,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:05:21,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:05:21,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:05:21,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:05:21,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:05:21,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:05:21,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:05:21,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:05:21,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:05:21,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:05:21,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:05:21,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:05:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:05:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:05:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:05:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:05:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:05:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:05:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:05:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:05:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:05:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:05:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:05:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:05:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:05:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:05:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:05:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:05:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:05:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:05:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:05:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:05:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:05:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:05:21,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:05:21,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 197 states. [2024-05-03 04:05:21,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-03 04:05:21,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:05:21,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2024-05-03 04:05:21,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-03 04:05:21,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2024-05-03 04:05:21,893 INFO L78 Accepts]: Start accepts. Automaton has currently 2061 states, but on-demand construction may add more states Word has length 638 [2024-05-03 04:05:21,908 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:05:21,917 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Ended with exit code 0 [2024-05-03 04:05:22,118 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47,47 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:05:22,119 INFO L420 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:05:22,119 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:05:22,119 INFO L85 PathProgramCache]: Analyzing trace with hash 1490600643, now seen corresponding path program 44 times [2024-05-03 04:05:22,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:05:22,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077085596] [2024-05-03 04:05:22,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:05:22,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:05:22,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:05:29,017 INFO L134 CoverageAnalysis]: Checked inductivity of 3832 backedges. 0 proven. 2853 refuted. 0 times theorem prover too weak. 979 trivial. 0 not checked. [2024-05-03 04:05:29,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:05:29,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077085596] [2024-05-03 04:05:29,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1077085596] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:05:29,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1077937773] [2024-05-03 04:05:29,017 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-03 04:05:29,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:05:29,018 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:05:29,019 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:05:29,021 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Waiting until timeout for monitored process [2024-05-03 04:05:29,405 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-03 04:05:29,405 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:05:29,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 1153 conjuncts, 191 conjunts are in the unsatisfiable core [2024-05-03 04:05:29,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:05:36,608 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-05-03 04:05:36,608 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 34 treesize of output 10 [2024-05-03 04:05:36,612 INFO L134 CoverageAnalysis]: Checked inductivity of 3832 backedges. 0 proven. 2844 refuted. 0 times theorem prover too weak. 988 trivial. 0 not checked. [2024-05-03 04:05:36,612 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:05:40,278 INFO L349 Elim1Store]: treesize reduction 30, result has 63.9 percent of original size [2024-05-03 04:05:40,279 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 [2024-05-03 04:05:42,800 INFO L134 CoverageAnalysis]: Checked inductivity of 3832 backedges. 1 proven. 1879 refuted. 0 times theorem prover too weak. 1952 trivial. 0 not checked. [2024-05-03 04:05:42,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1077937773] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:05:42,800 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:05:42,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [105, 93, 65] total 254 [2024-05-03 04:05:42,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812125300] [2024-05-03 04:05:42,800 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:05:42,801 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 254 states [2024-05-03 04:05:42,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:05:42,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 254 interpolants. [2024-05-03 04:05:42,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=946, Invalid=63316, Unknown=0, NotChecked=0, Total=64262 [2024-05-03 04:05:42,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:05:42,807 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:05:42,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 254 states, 254 states have (on average 5.299212598425197) internal successors, (1346), 254 states have internal predecessors, (1346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:05:42,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:05:42,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:05:42,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:05:42,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:05:42,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:05:42,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:05:42,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:05:42,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:05:42,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:05:42,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:05:42,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:05:42,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:05:42,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:05:42,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 197 states. [2024-05-03 04:05:42,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-03 04:05:42,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:05:42,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2024-05-03 04:05:42,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-03 04:05:42,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2024-05-03 04:05:42,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:05:42,809 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:06:18,528 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:06:18,528 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:06:18,528 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:18,531 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:06:18,531 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:18,531 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:19,611 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:06:19,611 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:19,611 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:19,709 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:06:19,709 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:19,709 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:19,821 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:06:19,821 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:19,821 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:20,072 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1958 states. [2024-05-03 04:06:20,072 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 04:06:20,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:06:20,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:06:20,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:06:20,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:06:20,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:06:20,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:06:20,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:06:20,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:06:20,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:06:20,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:06:20,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:06:20,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:06:20,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:06:20,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 197 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:06:20,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2024-05-03 04:06:20,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-03 04:06:20,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2024-05-03 04:06:20,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 227 states. [2024-05-03 04:06:20,074 INFO L78 Accepts]: Start accepts. Automaton has currently 2136 states, but on-demand construction may add more states Word has length 647 [2024-05-03 04:06:20,086 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:06:20,092 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Forceful destruction successful, exit code 0 [2024-05-03 04:06:20,292 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48,48 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:06:20,293 INFO L420 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:06:20,293 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:06:20,293 INFO L85 PathProgramCache]: Analyzing trace with hash 695250898, now seen corresponding path program 45 times [2024-05-03 04:06:20,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:06:20,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388409323] [2024-05-03 04:06:20,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:06:20,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:06:20,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:06:23,254 INFO L134 CoverageAnalysis]: Checked inductivity of 3962 backedges. 0 proven. 2010 refuted. 0 times theorem prover too weak. 1952 trivial. 0 not checked. [2024-05-03 04:06:23,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:06:23,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388409323] [2024-05-03 04:06:23,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388409323] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:06:23,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1123105974] [2024-05-03 04:06:23,254 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-03 04:06:23,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:06:23,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:06:23,255 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:06:23,257 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Waiting until timeout for monitored process [2024-05-03 04:06:36,586 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2024-05-03 04:06:36,586 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:06:36,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 1140 conjuncts, 129 conjunts are in the unsatisfiable core [2024-05-03 04:06:36,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:06:38,892 INFO L134 CoverageAnalysis]: Checked inductivity of 3962 backedges. 0 proven. 2010 refuted. 0 times theorem prover too weak. 1952 trivial. 0 not checked. [2024-05-03 04:06:38,892 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:06:39,845 INFO L134 CoverageAnalysis]: Checked inductivity of 3962 backedges. 0 proven. 2010 refuted. 0 times theorem prover too weak. 1952 trivial. 0 not checked. [2024-05-03 04:06:39,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1123105974] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:06:39,846 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:06:39,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [66, 66, 51] total 112 [2024-05-03 04:06:39,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009794739] [2024-05-03 04:06:39,846 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:06:39,847 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 112 states [2024-05-03 04:06:39,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:06:39,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 112 interpolants. [2024-05-03 04:06:39,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=283, Invalid=12149, Unknown=0, NotChecked=0, Total=12432 [2024-05-03 04:06:39,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:06:39,849 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:06:39,850 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 112 states, 112 states have (on average 7.142857142857143) internal successors, (800), 112 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:06:39,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:06:39,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:06:39,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:06:39,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:06:39,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:06:39,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:06:39,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:06:39,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:06:39,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:06:39,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:06:39,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:06:39,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:06:39,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:06:39,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:06:39,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 197 states. [2024-05-03 04:06:39,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-03 04:06:39,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:06:39,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2024-05-03 04:06:39,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-03 04:06:39,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2024-05-03 04:06:39,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 227 states. [2024-05-03 04:06:39,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:06:39,851 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:06:43,913 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:06:43,913 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:06:43,913 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:43,916 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:06:43,916 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:43,916 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:43,946 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:06:43,946 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:43,946 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:43,973 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:06:43,973 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:43,973 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:44,001 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:06:44,001 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:44,001 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:44,099 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1987 states. [2024-05-03 04:06:44,099 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 04:06:44,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:06:44,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:06:44,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:06:44,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:06:44,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:06:44,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:06:44,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:06:44,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:06:44,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:06:44,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:06:44,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:06:44,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:06:44,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:06:44,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:06:44,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:06:44,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:06:44,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:06:44,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:06:44,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:06:44,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:06:44,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:06:44,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:06:44,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:06:44,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:06:44,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:06:44,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:06:44,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:06:44,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:06:44,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:06:44,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:06:44,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:06:44,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:06:44,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:06:44,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:06:44,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:06:44,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:06:44,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:06:44,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:06:44,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:06:44,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:06:44,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:06:44,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:06:44,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 197 states. [2024-05-03 04:06:44,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-03 04:06:44,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:06:44,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2024-05-03 04:06:44,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-03 04:06:44,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2024-05-03 04:06:44,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 227 states. [2024-05-03 04:06:44,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-03 04:06:44,104 INFO L78 Accepts]: Start accepts. Automaton has currently 2165 states, but on-demand construction may add more states Word has length 656 [2024-05-03 04:06:44,117 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:06:44,128 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Ended with exit code 0 [2024-05-03 04:06:44,328 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 49 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2024-05-03 04:06:44,328 INFO L420 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:06:44,329 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:06:44,329 INFO L85 PathProgramCache]: Analyzing trace with hash -189507529, now seen corresponding path program 46 times [2024-05-03 04:06:44,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:06:44,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703248361] [2024-05-03 04:06:44,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:06:44,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:06:44,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:06:46,465 INFO L134 CoverageAnalysis]: Checked inductivity of 4101 backedges. 1023 proven. 1097 refuted. 0 times theorem prover too weak. 1981 trivial. 0 not checked. [2024-05-03 04:06:46,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:06:46,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703248361] [2024-05-03 04:06:46,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703248361] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:06:46,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1642444241] [2024-05-03 04:06:46,465 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-03 04:06:46,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:06:46,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:06:46,467 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:06:46,468 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Waiting until timeout for monitored process [2024-05-03 04:06:46,835 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-03 04:06:46,835 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:06:46,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 1071 conjuncts, 70 conjunts are in the unsatisfiable core [2024-05-03 04:06:46,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:06:48,669 INFO L134 CoverageAnalysis]: Checked inductivity of 4101 backedges. 1144 proven. 976 refuted. 0 times theorem prover too weak. 1981 trivial. 0 not checked. [2024-05-03 04:06:48,670 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:06:51,090 INFO L134 CoverageAnalysis]: Checked inductivity of 4101 backedges. 1144 proven. 976 refuted. 0 times theorem prover too weak. 1981 trivial. 0 not checked. [2024-05-03 04:06:51,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1642444241] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:06:51,090 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:06:51,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [71, 71, 71] total 208 [2024-05-03 04:06:51,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232851881] [2024-05-03 04:06:51,090 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:06:51,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 208 states [2024-05-03 04:06:51,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:06:51,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 208 interpolants. [2024-05-03 04:06:51,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3881, Invalid=39175, Unknown=0, NotChecked=0, Total=43056 [2024-05-03 04:06:51,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:06:51,096 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:06:51,097 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 208 states, 208 states have (on average 5.225961538461538) internal successors, (1087), 208 states have internal predecessors, (1087), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:06:51,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:06:51,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:06:51,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:06:51,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:06:51,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:06:51,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:06:51,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:06:51,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:06:51,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:06:51,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:06:51,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:06:51,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:06:51,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:06:51,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:06:51,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:06:51,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:06:51,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:06:51,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 197 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2024-05-03 04:06:51,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 227 states. [2024-05-03 04:06:51,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-03 04:06:51,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:06:51,099 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:06:57,351 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:06:57,351 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:06:57,351 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:57,354 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:06:57,354 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:57,354 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:57,396 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:06:57,397 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:57,397 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:57,426 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:06:57,427 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:57,427 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:57,456 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:06:57,456 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:57,456 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:06:57,505 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 2005 states. [2024-05-03 04:06:57,505 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 04:06:57,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:06:57,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:06:57,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:06:57,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:06:57,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:06:57,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:06:57,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:06:57,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:06:57,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:06:57,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:06:57,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:06:57,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:06:57,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:06:57,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:06:57,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:06:57,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:06:57,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:06:57,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:06:57,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:06:57,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:06:57,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:06:57,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:06:57,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:06:57,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:06:57,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:06:57,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:06:57,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:06:57,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:06:57,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:06:57,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:06:57,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:06:57,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:06:57,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:06:57,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:06:57,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:06:57,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:06:57,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:06:57,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:06:57,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:06:57,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:06:57,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:06:57,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:06:57,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 197 states. [2024-05-03 04:06:57,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-03 04:06:57,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:06:57,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2024-05-03 04:06:57,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-03 04:06:57,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2024-05-03 04:06:57,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 227 states. [2024-05-03 04:06:57,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-03 04:06:57,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-05-03 04:06:57,507 INFO L78 Accepts]: Start accepts. Automaton has currently 2183 states, but on-demand construction may add more states Word has length 672 [2024-05-03 04:06:57,520 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:06:57,528 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Forceful destruction successful, exit code 0 [2024-05-03 04:06:57,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,50 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:06:57,728 INFO L420 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:06:57,728 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:06:57,729 INFO L85 PathProgramCache]: Analyzing trace with hash -199479498, now seen corresponding path program 47 times [2024-05-03 04:06:57,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:06:57,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926309221] [2024-05-03 04:06:57,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:06:57,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:06:57,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:07:05,027 INFO L134 CoverageAnalysis]: Checked inductivity of 4359 backedges. 0 proven. 3251 refuted. 0 times theorem prover too weak. 1108 trivial. 0 not checked. [2024-05-03 04:07:05,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:07:05,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926309221] [2024-05-03 04:07:05,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926309221] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:07:05,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1942962745] [2024-05-03 04:07:05,027 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-03 04:07:05,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:07:05,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:07:05,029 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:07:05,030 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Waiting until timeout for monitored process [2024-05-03 04:08:10,247 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 18 check-sat command(s) [2024-05-03 04:08:10,247 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:08:10,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 1211 conjuncts, 153 conjunts are in the unsatisfiable core [2024-05-03 04:08:10,299 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:08:16,966 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-05-03 04:08:16,966 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 30 treesize of output 10 [2024-05-03 04:08:16,969 INFO L134 CoverageAnalysis]: Checked inductivity of 4359 backedges. 0 proven. 2149 refuted. 0 times theorem prover too weak. 2210 trivial. 0 not checked. [2024-05-03 04:08:16,969 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:08:20,266 INFO L349 Elim1Store]: treesize reduction 30, result has 63.9 percent of original size [2024-05-03 04:08:20,266 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 [2024-05-03 04:08:23,356 INFO L134 CoverageAnalysis]: Checked inductivity of 4359 backedges. 1 proven. 2148 refuted. 0 times theorem prover too weak. 2210 trivial. 0 not checked. [2024-05-03 04:08:23,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1942962745] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:08:23,357 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:08:23,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [111, 74, 69] total 242 [2024-05-03 04:08:23,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909218631] [2024-05-03 04:08:23,357 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:08:23,358 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 242 states [2024-05-03 04:08:23,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:08:23,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 242 interpolants. [2024-05-03 04:08:23,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=836, Invalid=57486, Unknown=0, NotChecked=0, Total=58322 [2024-05-03 04:08:23,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:08:23,369 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:08:23,370 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 242 states, 242 states have (on average 5.305785123966942) internal successors, (1284), 242 states have internal predecessors, (1284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:08:23,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:08:23,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:08:23,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:08:23,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:08:23,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:08:23,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:08:23,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:08:23,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:08:23,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:08:23,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:08:23,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:08:23,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:08:23,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:08:23,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 197 states. [2024-05-03 04:08:23,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-03 04:08:23,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:08:23,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2024-05-03 04:08:23,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-03 04:08:23,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2024-05-03 04:08:23,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 227 states. [2024-05-03 04:08:23,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-03 04:08:23,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-05-03 04:08:23,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:08:23,372 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:08:53,381 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:08:53,381 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:08:53,381 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:08:53,383 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:08:53,383 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:08:53,384 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:08:54,327 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:08:54,328 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:08:54,328 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:08:54,414 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:08:54,414 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:08:54,414 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:08:54,522 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:08:54,522 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:08:54,522 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:08:54,722 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 2068 states. [2024-05-03 04:08:54,722 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 04:08:54,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:08:54,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:08:54,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:08:54,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:08:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:08:54,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:08:54,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:08:54,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:08:54,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:08:54,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:08:54,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:08:54,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:08:54,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:08:54,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:08:54,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:08:54,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:08:54,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:08:54,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:08:54,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 197 states. [2024-05-03 04:08:54,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-03 04:08:54,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:08:54,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2024-05-03 04:08:54,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-03 04:08:54,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2024-05-03 04:08:54,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 227 states. [2024-05-03 04:08:54,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-03 04:08:54,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-05-03 04:08:54,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2024-05-03 04:08:54,725 INFO L78 Accepts]: Start accepts. Automaton has currently 2258 states, but on-demand construction may add more states Word has length 681 [2024-05-03 04:08:54,738 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:08:54,758 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Ended with exit code 0 [2024-05-03 04:08:54,958 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51,51 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:08:54,958 INFO L420 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:08:54,958 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:08:54,959 INFO L85 PathProgramCache]: Analyzing trace with hash 1111790783, now seen corresponding path program 48 times [2024-05-03 04:08:54,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:08:54,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994779839] [2024-05-03 04:08:54,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:08:54,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:08:55,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:08:58,380 INFO L134 CoverageAnalysis]: Checked inductivity of 4498 backedges. 0 proven. 2288 refuted. 0 times theorem prover too weak. 2210 trivial. 0 not checked. [2024-05-03 04:08:58,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:08:58,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1994779839] [2024-05-03 04:08:58,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1994779839] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:08:58,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1369281286] [2024-05-03 04:08:58,381 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-03 04:08:58,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:08:58,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:08:58,382 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:08:58,383 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Waiting until timeout for monitored process [2024-05-03 04:09:14,107 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 18 check-sat command(s) [2024-05-03 04:09:14,108 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:09:14,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 1226 conjuncts, 153 conjunts are in the unsatisfiable core [2024-05-03 04:09:14,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:09:16,879 INFO L134 CoverageAnalysis]: Checked inductivity of 4498 backedges. 0 proven. 2288 refuted. 0 times theorem prover too weak. 2210 trivial. 0 not checked. [2024-05-03 04:09:16,879 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:09:18,537 INFO L134 CoverageAnalysis]: Checked inductivity of 4498 backedges. 0 proven. 2288 refuted. 0 times theorem prover too weak. 2210 trivial. 0 not checked. [2024-05-03 04:09:18,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1369281286] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:09:18,537 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:09:18,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [70, 70, 54] total 119 [2024-05-03 04:09:18,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916120355] [2024-05-03 04:09:18,537 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:09:18,538 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 119 states [2024-05-03 04:09:18,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:09:18,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 119 interpolants. [2024-05-03 04:09:18,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=301, Invalid=13741, Unknown=0, NotChecked=0, Total=14042 [2024-05-03 04:09:18,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:09:18,540 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:09:18,541 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 119 states, 119 states have (on average 7.025210084033613) internal successors, (836), 119 states have internal predecessors, (836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:09:18,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:09:18,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:09:18,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:09:18,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:09:18,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:09:18,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:09:18,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:09:18,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:09:18,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:09:18,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:09:18,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:09:18,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:09:18,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:09:18,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:09:18,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:09:18,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:09:18,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:09:18,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:09:18,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:09:18,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 197 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 227 states. [2024-05-03 04:09:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-03 04:09:18,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-05-03 04:09:18,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2024-05-03 04:09:18,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:09:18,543 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:09:24,335 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:09:24,335 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:09:24,335 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:09:24,338 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:09:24,338 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:09:24,338 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:09:24,371 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:09:24,371 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:09:24,371 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:09:24,405 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:09:24,405 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:09:24,405 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:09:24,435 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:09:24,435 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:09:24,435 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:09:24,556 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 2097 states. [2024-05-03 04:09:24,556 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 04:09:24,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:09:24,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:09:24,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:09:24,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:09:24,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:09:24,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:09:24,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:09:24,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:09:24,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:09:24,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:09:24,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:09:24,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:09:24,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 197 states. [2024-05-03 04:09:24,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-03 04:09:24,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:09:24,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2024-05-03 04:09:24,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-03 04:09:24,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2024-05-03 04:09:24,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 227 states. [2024-05-03 04:09:24,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-03 04:09:24,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-05-03 04:09:24,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2024-05-03 04:09:24,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-03 04:09:24,558 INFO L78 Accepts]: Start accepts. Automaton has currently 2287 states, but on-demand construction may add more states Word has length 690 [2024-05-03 04:09:24,572 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:09:24,586 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Forceful destruction successful, exit code 0 [2024-05-03 04:09:24,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52,52 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:09:24,775 INFO L420 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:09:24,775 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:09:24,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1760826558, now seen corresponding path program 49 times [2024-05-03 04:09:24,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:09:24,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581223519] [2024-05-03 04:09:24,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:09:24,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:09:24,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:09:27,532 INFO L134 CoverageAnalysis]: Checked inductivity of 4646 backedges. 1163 proven. 1234 refuted. 0 times theorem prover too weak. 2249 trivial. 0 not checked. [2024-05-03 04:09:27,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:09:27,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581223519] [2024-05-03 04:09:27,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581223519] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:09:27,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1754738992] [2024-05-03 04:09:27,533 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-03 04:09:27,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:09:27,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:09:27,534 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:09:27,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Waiting until timeout for monitored process [2024-05-03 04:09:27,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:09:27,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 1241 conjuncts, 74 conjunts are in the unsatisfiable core [2024-05-03 04:09:27,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:09:30,443 INFO L134 CoverageAnalysis]: Checked inductivity of 4646 backedges. 1292 proven. 1105 refuted. 0 times theorem prover too weak. 2249 trivial. 0 not checked. [2024-05-03 04:09:30,444 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:09:33,716 INFO L134 CoverageAnalysis]: Checked inductivity of 4646 backedges. 1292 proven. 1105 refuted. 0 times theorem prover too weak. 2249 trivial. 0 not checked. [2024-05-03 04:09:33,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1754738992] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:09:33,716 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:09:33,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [75, 75, 75] total 220 [2024-05-03 04:09:33,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [401651302] [2024-05-03 04:09:33,717 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:09:33,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 220 states [2024-05-03 04:09:33,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:09:33,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 220 interpolants. [2024-05-03 04:09:33,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4324, Invalid=43856, Unknown=0, NotChecked=0, Total=48180 [2024-05-03 04:09:33,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:09:33,725 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:09:33,726 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 220 states, 220 states have (on average 5.172727272727273) internal successors, (1138), 220 states have internal predecessors, (1138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:09:33,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:09:33,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:09:33,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:09:33,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:09:33,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:09:33,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:09:33,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:09:33,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:09:33,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:09:33,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:09:33,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:09:33,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:09:33,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:09:33,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:09:33,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:09:33,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:09:33,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:09:33,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 197 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-03 04:09:33,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2024-05-03 04:09:33,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 227 states. [2024-05-03 04:09:33,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-03 04:09:33,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-05-03 04:09:33,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2024-05-03 04:09:33,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-03 04:09:33,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:09:33,728 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:09:41,325 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:09:41,325 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:09:41,325 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:09:41,328 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:09:41,328 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:09:41,328 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:09:41,361 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:09:41,361 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:09:41,361 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:09:41,392 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:09:41,392 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:09:41,393 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:09:41,424 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:09:41,424 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:09:41,424 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, thread2Thread1of1ForFork0_#t~post6, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:09:41,489 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 2115 states. [2024-05-03 04:09:41,489 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:09:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 197 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 227 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-03 04:09:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2024-05-03 04:09:41,492 INFO L78 Accepts]: Start accepts. Automaton has currently 2305 states, but on-demand construction may add more states Word has length 706 [2024-05-03 04:09:41,506 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:09:41,513 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Ended with exit code 0 [2024-05-03 04:09:41,713 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53,53 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:09:41,715 INFO L420 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:09:41,715 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:09:41,715 INFO L85 PathProgramCache]: Analyzing trace with hash -714993791, now seen corresponding path program 50 times [2024-05-03 04:09:41,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:09:41,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869319159] [2024-05-03 04:09:41,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:09:41,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:09:41,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:09:50,516 INFO L134 CoverageAnalysis]: Checked inductivity of 4920 backedges. 0 proven. 3675 refuted. 0 times theorem prover too weak. 1245 trivial. 0 not checked. [2024-05-03 04:09:50,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:09:50,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869319159] [2024-05-03 04:09:50,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869319159] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 04:09:50,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [456620461] [2024-05-03 04:09:50,516 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-03 04:09:50,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 04:09:50,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:09:50,517 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 04:09:50,519 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Waiting until timeout for monitored process [2024-05-03 04:09:51,012 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-03 04:09:51,012 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 04:09:51,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 1269 conjuncts, 295 conjunts are in the unsatisfiable core [2024-05-03 04:09:51,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 04:10:00,280 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-05-03 04:10:00,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 30 treesize of output 10 [2024-05-03 04:10:00,283 INFO L134 CoverageAnalysis]: Checked inductivity of 4920 backedges. 0 proven. 4896 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-05-03 04:10:00,283 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 04:10:04,300 INFO L349 Elim1Store]: treesize reduction 30, result has 63.9 percent of original size [2024-05-03 04:10:04,300 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 [2024-05-03 04:10:08,337 INFO L134 CoverageAnalysis]: Checked inductivity of 4920 backedges. 1 proven. 2435 refuted. 0 times theorem prover too weak. 2484 trivial. 0 not checked. [2024-05-03 04:10:08,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [456620461] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 04:10:08,337 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 04:10:08,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [117, 144, 73] total 290 [2024-05-03 04:10:08,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811950928] [2024-05-03 04:10:08,337 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 04:10:08,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 290 states [2024-05-03 04:10:08,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:10:08,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 290 interpolants. [2024-05-03 04:10:08,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1091, Invalid=82719, Unknown=0, NotChecked=0, Total=83810 [2024-05-03 04:10:08,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:10:08,344 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:10:08,345 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 290 states, 290 states have (on average 5.562068965517241) internal successors, (1613), 290 states have internal predecessors, (1613), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:10:08,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:10:08,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:10:08,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 04:10:08,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 04:10:08,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-03 04:10:08,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 04:10:08,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:10:08,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:10:08,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 04:10:08,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-03 04:10:08,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 04:10:08,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-03 04:10:08,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-03 04:10:08,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 04:10:08,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-03 04:10:08,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-03 04:10:08,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:10:08,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:10:08,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-03 04:10:08,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-03 04:10:08,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 04:10:08,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-05-03 04:10:08,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 04:10:08,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-03 04:10:08,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-03 04:10:08,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-03 04:10:08,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-03 04:10:08,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-05-03 04:10:08,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 04:10:08,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-05-03 04:10:08,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:10:08,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-03 04:10:08,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-03 04:10:08,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2024-05-03 04:10:08,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-03 04:10:08,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-05-03 04:10:08,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-05-03 04:10:08,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-03 04:10:08,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-05-03 04:10:08,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2024-05-03 04:10:08,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-03 04:10:08,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-05-03 04:10:08,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 197 states. [2024-05-03 04:10:08,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-03 04:10:08,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-05-03 04:10:08,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2024-05-03 04:10:08,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-03 04:10:08,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2024-05-03 04:10:08,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 227 states. [2024-05-03 04:10:08,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-03 04:10:08,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-05-03 04:10:08,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2024-05-03 04:10:08,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-03 04:10:08,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2024-05-03 04:10:08,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:10:08,347 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:10:58,442 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:10:58,442 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-03 04:10:58,442 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:10:58,444 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-03 04:10:58,444 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-03 04:10:58,445 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~0#1, ~B~0.offset, ULTIMATE.start_create_fresh_int_array_#t~malloc17#1.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, thread2Thread1of1ForFork0_#t~mem4, thread2Thread1of1ForFork0_#t~mem5, ~B~0.base, thread1Thread1of1ForFork1_#t~mem1, thread1Thread1of1ForFork1_#t~mem2, ~A~0.offset, ULTIMATE.start_main_#t~ret9#1.offset, ~A~0.base, ULTIMATE.start_create_fresh_int_array_#t~post18#1, ULTIMATE.start_main_#t~ret10#1.offset, #memory_int, thread1Thread1of1ForFork1_#t~post3, ~i_AB~0, ~i_BA~0, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] Received shutdown request... [2024-05-03 04:10:58,665 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1280 states. [2024-05-03 04:10:58,665 INFO L212 cStratifiedReduction]: Copied states 13 times. [2024-05-03 04:10:58,677 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Forceful destruction successful, exit code 0 [2024-05-03 04:10:58,695 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-03 04:10:58,695 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-03 04:10:58,695 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-03 04:10:58,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 54 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable54 [2024-05-03 04:10:58,866 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DynamicStratifiedReduction. [2024-05-03 04:10:58,868 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-03 04:10:58,915 INFO L445 BasicCegarLoop]: Path program histogram: [50, 2, 1, 1, 1] [2024-05-03 04:10:58,916 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (1/3) [2024-05-03 04:10:58,918 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-03 04:10:58,918 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-05-03 04:10:58,920 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.05 04:10:58 BasicIcfg [2024-05-03 04:10:58,920 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-03 04:10:58,920 INFO L158 Benchmark]: Toolchain (without parser) took 843331.89ms. Allocated memory was 254.8MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 188.7MB in the beginning and 726.6MB in the end (delta: -537.9MB). Peak memory consumption was 909.1MB. Max. memory is 8.0GB. [2024-05-03 04:10:58,920 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 163.6MB. Free memory is still 95.0MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-03 04:10:58,920 INFO L158 Benchmark]: CACSL2BoogieTranslator took 200.77ms. Allocated memory is still 254.8MB. Free memory was 188.1MB in the beginning and 176.5MB in the end (delta: 11.7MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-05-03 04:10:58,920 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.23ms. Allocated memory is still 254.8MB. Free memory was 176.5MB in the beginning and 174.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-03 04:10:58,920 INFO L158 Benchmark]: Boogie Preprocessor took 25.82ms. Allocated memory is still 254.8MB. Free memory was 174.5MB in the beginning and 172.9MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-03 04:10:58,920 INFO L158 Benchmark]: RCFGBuilder took 416.19ms. Allocated memory is still 254.8MB. Free memory was 172.9MB in the beginning and 155.1MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2024-05-03 04:10:58,921 INFO L158 Benchmark]: TraceAbstraction took 842645.15ms. Allocated memory was 254.8MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 154.1MB in the beginning and 726.6MB in the end (delta: -572.5MB). Peak memory consumption was 873.5MB. Max. memory is 8.0GB. [2024-05-03 04:10:58,921 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 163.6MB. Free memory is still 95.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 200.77ms. Allocated memory is still 254.8MB. Free memory was 188.1MB in the beginning and 176.5MB in the end (delta: 11.7MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 39.23ms. Allocated memory is still 254.8MB. Free memory was 176.5MB in the beginning and 174.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 25.82ms. Allocated memory is still 254.8MB. Free memory was 174.5MB in the beginning and 172.9MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 416.19ms. Allocated memory is still 254.8MB. Free memory was 172.9MB in the beginning and 155.1MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * TraceAbstraction took 842645.15ms. Allocated memory was 254.8MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 154.1MB in the beginning and 726.6MB in the end (delta: -572.5MB). Peak memory consumption was 873.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 25969, independent: 23521, independent conditional: 23521, independent unconditional: 0, dependent: 2448, dependent conditional: 2448, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23521, independent: 23521, independent conditional: 23521, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 23521, independent: 23521, independent conditional: 23521, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23521, independent: 23521, independent conditional: 0, independent unconditional: 23521, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 23521, independent: 23521, independent conditional: 0, independent unconditional: 23521, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 23521, independent: 23521, independent conditional: 0, independent unconditional: 23521, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 23521, independent: 23521, independent conditional: 0, independent unconditional: 23521, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 23521, independent: 23521, independent conditional: 0, independent unconditional: 23521, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 23521, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 23521, unknown conditional: 0, unknown unconditional: 23521] , Statistics on independence cache: Total cache size (in pairs): 23521, Positive cache size: 23521, Positive conditional cache size: 0, Positive unconditional cache size: 23521, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 2448 - StatisticsResult: Reduction benchmarks 16.8ms Time before loop, 115.1ms Time in loop, 0.1s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 9, Reduction States: 261, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 12.7ms Time before loop, 111.1ms Time in loop, 0.1s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 9, Reduction States: 298, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 75.9ms Time before loop, 79.4ms Time in loop, 0.2s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 8, Reduction States: 321, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 30.4ms Time before loop, 150.8ms Time in loop, 0.2s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 8, Reduction States: 329, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 271.6ms Time before loop, 292.7ms Time in loop, 0.6s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 8, Reduction States: 347, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 129.2ms Time before loop, 753.3ms Time in loop, 0.9s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 9, Reduction States: 431, Duplicate States: 0, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 24.2ms Time before loop, 140.4ms Time in loop, 0.2s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 447, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 270.7ms Time before loop, 157.0ms Time in loop, 0.4s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 456, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 76.4ms Time before loop, 363.9ms Time in loop, 0.4s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 465, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 146.8ms Time before loop, 911.8ms Time in loop, 1.1s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 528, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 26.4ms Time before loop, 211.5ms Time in loop, 0.2s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 557, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 603.5ms Time before loop, 607.8ms Time in loop, 1.2s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 575, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 390.2ms Time before loop, 1886.8ms Time in loop, 2.3s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 638, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 29.6ms Time before loop, 338.5ms Time in loop, 0.4s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 667, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 738.9ms Time before loop, 724.9ms Time in loop, 1.5s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 685, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 467.2ms Time before loop, 2468.9ms Time in loop, 2.9s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 748, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 44.0ms Time before loop, 572.0ms Time in loop, 0.6s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 777, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 613.4ms Time before loop, 243.5ms Time in loop, 0.9s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 786, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 84.3ms Time before loop, 692.8ms Time in loop, 0.8s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 795, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 671.7ms Time before loop, 3388.8ms Time in loop, 4.1s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 858, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 37.4ms Time before loop, 802.8ms Time in loop, 0.8s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 887, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 924.5ms Time before loop, 870.5ms Time in loop, 1.8s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 905, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 986.0ms Time before loop, 4605.1ms Time in loop, 5.6s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 968, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 42.7ms Time before loop, 679.2ms Time in loop, 0.7s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 997, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 1119.0ms Time before loop, 991.4ms Time in loop, 2.1s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1015, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 1174.3ms Time before loop, 6324.9ms Time in loop, 7.5s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 10, Reduction States: 1182, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 55.3ms Time before loop, 1182.7ms Time in loop, 1.2s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1107, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 1105.9ms Time before loop, 1370.0ms Time in loop, 2.5s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1125, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 1334.4ms Time before loop, 6590.2ms Time in loop, 7.9s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1188, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 37.9ms Time before loop, 1187.3ms Time in loop, 1.2s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1217, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 1721.1ms Time before loop, 1320.1ms Time in loop, 3.0s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1235, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 1792.2ms Time before loop, 9582.2ms Time in loop, 11.4s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1298, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 63.1ms Time before loop, 1849.8ms Time in loop, 1.9s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1327, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 1507.6ms Time before loop, 1586.1ms Time in loop, 3.1s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1345, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 2390.0ms Time before loop, 11391.4ms Time in loop, 13.8s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1408, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 98.5ms Time before loop, 2257.3ms Time in loop, 2.4s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1437, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 1921.6ms Time before loop, 2015.3ms Time in loop, 3.9s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1455, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 3502.9ms Time before loop, 14594.1ms Time in loop, 18.1s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1518, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 65.7ms Time before loop, 2940.0ms Time in loop, 3.0s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1547, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 2690.6ms Time before loop, 2744.7ms Time in loop, 5.4s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1565, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 3533.1ms Time before loop, 17063.2ms Time in loop, 20.6s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1628, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 210.4ms Time before loop, 5886.3ms Time in loop, 6.1s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1666, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 1471.5ms Time before loop, 256.0ms Time in loop, 1.7s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1675, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 4313.1ms Time before loop, 14130.5ms Time in loop, 18.4s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1738, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 54.5ms Time before loop, 2370.5ms Time in loop, 2.4s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1767, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 3067.0ms Time before loop, 3087.5ms Time in loop, 6.2s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1785, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 4496.7ms Time before loop, 19919.1ms Time in loop, 24.4s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1848, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 56.4ms Time before loop, 2604.9ms Time in loop, 2.7s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1877, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 2570.4ms Time before loop, 2844.9ms Time in loop, 5.4s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1895, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 7133.1ms Time before loop, 30129.4ms Time in loop, 37.3s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1958, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 64.7ms Time before loop, 4182.8ms Time in loop, 4.2s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 1987, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 3276.4ms Time before loop, 3129.6ms Time in loop, 6.4s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 2005, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 5750.2ms Time before loop, 25599.4ms Time in loop, 31.3s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 2068, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 99.5ms Time before loop, 5913.7ms Time in loop, 6.0s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 2097, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 3881.9ms Time before loop, 3879.6ms Time in loop, 7.8s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 9, Reduction States: 2115, Duplicate States: 13, Protected Variables: 19 - StatisticsResult: Reduction benchmarks 8867.9ms Time before loop, 41449.9ms Time in loop, 50.3s Time in total, Has Loop: 1, wrong guesses: 1, overall guesses: 5, Reduction States: 1280, Duplicate States: 13, Protected Variables: 20 - StatisticsResult: Visitor Statistics States: 216, Transitions: 234, Traversal time: 0.1s - StatisticsResult: Visitor Statistics States: 216, Transitions: 239, Traversal time: 0.1s - StatisticsResult: Visitor Statistics States: 218, Transitions: 238, Traversal time: 0.2s - StatisticsResult: Visitor Statistics States: 225, Transitions: 245, Traversal time: 0.2s - StatisticsResult: Visitor Statistics States: 241, Transitions: 261, Traversal time: 0.6s - StatisticsResult: Visitor Statistics States: 318, Transitions: 351, Traversal time: 0.9s - StatisticsResult: Visitor Statistics States: 315, Transitions: 346, Traversal time: 0.2s - StatisticsResult: Visitor Statistics States: 323, Transitions: 354, Traversal time: 0.4s - StatisticsResult: Visitor Statistics States: 331, Transitions: 362, Traversal time: 0.4s - StatisticsResult: Visitor Statistics States: 388, Transitions: 427, Traversal time: 1.1s - StatisticsResult: Visitor Statistics States: 397, Transitions: 436, Traversal time: 0.2s - StatisticsResult: Visitor Statistics States: 413, Transitions: 452, Traversal time: 1.2s - StatisticsResult: Visitor Statistics States: 470, Transitions: 517, Traversal time: 2.3s - StatisticsResult: Visitor Statistics States: 479, Transitions: 526, Traversal time: 0.4s - StatisticsResult: Visitor Statistics States: 495, Transitions: 542, Traversal time: 1.5s - StatisticsResult: Visitor Statistics States: 552, Transitions: 607, Traversal time: 2.9s - StatisticsResult: Visitor Statistics States: 561, Transitions: 616, Traversal time: 0.6s - StatisticsResult: Visitor Statistics States: 569, Transitions: 624, Traversal time: 0.9s - StatisticsResult: Visitor Statistics States: 577, Transitions: 632, Traversal time: 0.8s - StatisticsResult: Visitor Statistics States: 634, Transitions: 697, Traversal time: 4.1s - StatisticsResult: Visitor Statistics States: 643, Transitions: 706, Traversal time: 0.8s - StatisticsResult: Visitor Statistics States: 659, Transitions: 722, Traversal time: 1.8s - StatisticsResult: Visitor Statistics States: 716, Transitions: 787, Traversal time: 5.6s - StatisticsResult: Visitor Statistics States: 725, Transitions: 796, Traversal time: 0.7s - StatisticsResult: Visitor Statistics States: 741, Transitions: 812, Traversal time: 2.1s - StatisticsResult: Visitor Statistics States: 895, Transitions: 991, Traversal time: 7.5s - StatisticsResult: Visitor Statistics States: 807, Transitions: 886, Traversal time: 1.2s - StatisticsResult: Visitor Statistics States: 823, Transitions: 902, Traversal time: 2.5s - StatisticsResult: Visitor Statistics States: 880, Transitions: 967, Traversal time: 7.9s - StatisticsResult: Visitor Statistics States: 889, Transitions: 976, Traversal time: 1.2s - StatisticsResult: Visitor Statistics States: 905, Transitions: 992, Traversal time: 3.0s - StatisticsResult: Visitor Statistics States: 962, Transitions: 1057, Traversal time: 11.4s - StatisticsResult: Visitor Statistics States: 971, Transitions: 1066, Traversal time: 1.9s - StatisticsResult: Visitor Statistics States: 987, Transitions: 1082, Traversal time: 3.1s - StatisticsResult: Visitor Statistics States: 1044, Transitions: 1147, Traversal time: 13.8s - StatisticsResult: Visitor Statistics States: 1053, Transitions: 1156, Traversal time: 2.4s - StatisticsResult: Visitor Statistics States: 1069, Transitions: 1172, Traversal time: 3.9s - StatisticsResult: Visitor Statistics States: 1126, Transitions: 1237, Traversal time: 18.1s - StatisticsResult: Visitor Statistics States: 1135, Transitions: 1246, Traversal time: 3.0s - StatisticsResult: Visitor Statistics States: 1151, Transitions: 1262, Traversal time: 5.4s - StatisticsResult: Visitor Statistics States: 1208, Transitions: 1327, Traversal time: 20.6s - StatisticsResult: Visitor Statistics States: 1225, Transitions: 1344, Traversal time: 6.1s - StatisticsResult: Visitor Statistics States: 1233, Transitions: 1352, Traversal time: 1.7s - StatisticsResult: Visitor Statistics States: 1290, Transitions: 1417, Traversal time: 18.4s - StatisticsResult: Visitor Statistics States: 1299, Transitions: 1426, Traversal time: 2.4s - StatisticsResult: Visitor Statistics States: 1315, Transitions: 1442, Traversal time: 6.2s - StatisticsResult: Visitor Statistics States: 1372, Transitions: 1507, Traversal time: 24.4s - StatisticsResult: Visitor Statistics States: 1381, Transitions: 1516, Traversal time: 2.7s - StatisticsResult: Visitor Statistics States: 1397, Transitions: 1532, Traversal time: 5.4s - StatisticsResult: Visitor Statistics States: 1454, Transitions: 1597, Traversal time: 37.3s - StatisticsResult: Visitor Statistics States: 1463, Transitions: 1606, Traversal time: 4.2s - StatisticsResult: Visitor Statistics States: 1479, Transitions: 1622, Traversal time: 6.4s - StatisticsResult: Visitor Statistics States: 1536, Transitions: 1687, Traversal time: 31.3s - StatisticsResult: Visitor Statistics States: 1545, Transitions: 1696, Traversal time: 6.0s - StatisticsResult: Visitor Statistics States: 1561, Transitions: 1712, Traversal time: 7.8s - StatisticsResult: Visitor Statistics States: 813, Transitions: 859, Traversal time: 50.3s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 1105, RedundantProofs: 38, ProvenStates: 3898, Times there's more than one choice: 2211, Avg number of choices: 20.572601334017445 - TimeoutResultAtElement [Line: 85]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DynamicStratifiedReduction. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 5 procedures, 192 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 842.4s, OverallIterations: 55, TraceHistogramMax: 0, PathProgramHistogramMax: 50, EmptinessCheckTime: 348.2s, 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: 4610, 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: 1.7s SsaConstructionTime, 169.7s SatisfiabilityAnalysisTime, 303.7s InterpolantComputationTime, 43957 NumberOfCodeBlocks, 43625 NumberOfCodeBlocksAsserted, 343 NumberOfCheckSat, 65584 ConstructedInterpolants, 34 QuantifiedInterpolants, 474208 SizeOfPredicates, 2531 NumberOfNonLiveVariables, 39646 ConjunctsInSsa, 4153 ConjunctsInUnsatCore, 159 InterpolantComputations, 3 PerfectInterpolantSequences, 137750/257069 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