/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/popl20-queue-add-3.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-a4a1cd3-m [2024-05-30 16:54:23,937 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-30 16:54:23,971 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-05-30 16:54:23,973 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-30 16:54:23,974 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-30 16:54:23,974 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-05-30 16:54:23,988 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-30 16:54:23,988 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-30 16:54:23,988 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-30 16:54:23,989 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-30 16:54:23,989 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-30 16:54:23,989 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-30 16:54:23,990 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-30 16:54:23,990 INFO L153 SettingsManager]: * Use SBE=true [2024-05-30 16:54:23,990 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-30 16:54:23,990 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-30 16:54:23,991 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-30 16:54:23,991 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-30 16:54:23,991 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-30 16:54:23,991 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-30 16:54:23,992 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-30 16:54:23,992 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-30 16:54:23,992 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-30 16:54:23,992 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-30 16:54:23,993 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-30 16:54:23,993 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-30 16:54:23,993 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-30 16:54:23,993 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-30 16:54:23,993 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-30 16:54:23,994 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-30 16:54:23,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-30 16:54:23,994 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-30 16:54:23,994 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-30 16:54:23,994 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-05-30 16:54:23,995 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-30 16:54:23,995 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-30 16:54:23,995 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-05-30 16:54:23,995 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-05-30 16:54:23,995 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-30 16:54:23,995 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-30 16:54:23,995 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-30 16:54:23,996 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-05-30 16:54:24,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-30 16:54:24,274 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-30 16:54:24,276 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-30 16:54:24,276 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-30 16:54:24,277 INFO L274 PluginConnector]: CDTParser initialized [2024-05-30 16:54:24,278 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-queue-add-3.wvr.c [2024-05-30 16:54:25,412 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-30 16:54:25,590 INFO L384 CDTParser]: Found 1 translation units. [2024-05-30 16:54:25,591 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-queue-add-3.wvr.c [2024-05-30 16:54:25,598 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/81808e0d3/8f176dd0bbeb4d9099c794a645e8a4ca/FLAG20b4d3f55 [2024-05-30 16:54:25,608 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/81808e0d3/8f176dd0bbeb4d9099c794a645e8a4ca [2024-05-30 16:54:25,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-30 16:54:25,611 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-30 16:54:25,612 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-30 16:54:25,612 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-30 16:54:25,615 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-30 16:54:25,616 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.05 04:54:25" (1/1) ... [2024-05-30 16:54:25,616 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@124690dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:54:25, skipping insertion in model container [2024-05-30 16:54:25,616 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.05 04:54:25" (1/1) ... [2024-05-30 16:54:25,644 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-30 16:54:25,798 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/popl20-queue-add-3.wvr.c[3412,3425] [2024-05-30 16:54:25,804 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-30 16:54:25,811 INFO L202 MainTranslator]: Completed pre-run [2024-05-30 16:54:25,831 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/popl20-queue-add-3.wvr.c[3412,3425] [2024-05-30 16:54:25,833 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-30 16:54:25,843 INFO L206 MainTranslator]: Completed translation [2024-05-30 16:54:25,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:54:25 WrapperNode [2024-05-30 16:54:25,846 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-30 16:54:25,847 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-30 16:54:25,848 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-30 16:54:25,848 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-30 16:54:25,853 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:54:25" (1/1) ... [2024-05-30 16:54:25,858 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:54:25" (1/1) ... [2024-05-30 16:54:25,879 INFO L138 Inliner]: procedures = 25, calls = 55, calls flagged for inlining = 16, calls inlined = 18, statements flattened = 254 [2024-05-30 16:54:25,880 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-30 16:54:25,880 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-30 16:54:25,880 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-30 16:54:25,880 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-30 16:54:25,891 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:54:25" (1/1) ... [2024-05-30 16:54:25,891 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:54:25" (1/1) ... [2024-05-30 16:54:25,894 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:54:25" (1/1) ... [2024-05-30 16:54:25,894 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:54:25" (1/1) ... [2024-05-30 16:54:25,900 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:54:25" (1/1) ... [2024-05-30 16:54:25,903 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:54:25" (1/1) ... [2024-05-30 16:54:25,913 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:54:25" (1/1) ... [2024-05-30 16:54:25,915 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:54:25" (1/1) ... [2024-05-30 16:54:25,917 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-30 16:54:25,918 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-30 16:54:25,918 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-30 16:54:25,918 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-30 16:54:25,919 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:54:25" (1/1) ... [2024-05-30 16:54:25,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-30 16:54:25,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:54:25,960 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) [2024-05-30 16:54:25,966 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 [2024-05-30 16:54:25,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-30 16:54:25,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-30 16:54:25,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-30 16:54:25,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-30 16:54:25,997 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-30 16:54:25,997 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-30 16:54:25,997 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-30 16:54:25,997 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-30 16:54:25,997 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-30 16:54:25,997 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-30 16:54:25,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-30 16:54:25,997 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-30 16:54:25,998 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-30 16:54:25,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-05-30 16:54:25,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-30 16:54:25,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-30 16:54:25,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-30 16:54:25,999 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-30 16:54:26,106 INFO L241 CfgBuilder]: Building ICFG [2024-05-30 16:54:26,108 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-30 16:54:26,449 INFO L282 CfgBuilder]: Performing block encoding [2024-05-30 16:54:26,528 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-30 16:54:26,528 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2024-05-30 16:54:26,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.05 04:54:26 BoogieIcfgContainer [2024-05-30 16:54:26,528 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-30 16:54:26,530 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-30 16:54:26,530 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-30 16:54:26,533 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-30 16:54:26,533 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.05 04:54:25" (1/3) ... [2024-05-30 16:54:26,534 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dab8a80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.05 04:54:26, skipping insertion in model container [2024-05-30 16:54:26,534 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 04:54:25" (2/3) ... [2024-05-30 16:54:26,535 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dab8a80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.05 04:54:26, skipping insertion in model container [2024-05-30 16:54:26,535 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.05 04:54:26" (3/3) ... [2024-05-30 16:54:26,536 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-queue-add-3.wvr.c [2024-05-30 16:54:26,543 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-30 16:54:26,550 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-30 16:54:26,550 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-30 16:54:26,551 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-30 16:54:26,620 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-05-30 16:54:26,676 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 16:54:26,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 16:54:26,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:54:26,679 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) [2024-05-30 16:54:26,685 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 [2024-05-30 16:54:26,740 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 16:54:26,760 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-30 16:54:26,767 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;@1f40e227, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 16:54:26,767 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 16:54:26,774 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:54:26,915 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:26,915 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:26,915 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:26,943 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:26,943 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:26,943 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:26,974 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:26,974 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:26,974 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,006 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,006 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,007 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,040 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,040 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,040 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,146 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,147 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,147 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,172 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,172 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,172 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,197 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,197 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,197 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,203 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,204 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,204 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,214 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,214 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,214 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,229 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,229 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,229 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,253 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,254 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,254 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,271 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,271 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,271 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,303 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,303 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,304 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,320 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,321 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,321 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,332 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,332 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,333 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,382 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,382 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,382 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,393 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,393 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,394 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,410 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,410 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,410 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,414 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,415 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,415 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,417 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,418 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,418 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,424 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,424 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,424 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,435 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,436 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,436 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,443 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,443 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,444 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,453 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,453 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,453 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,462 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,462 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,462 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,470 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,470 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,470 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,505 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,505 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,505 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,548 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,548 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,548 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,559 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,559 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,559 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,562 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,562 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,562 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,566 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,566 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,566 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,572 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,572 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,572 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,581 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 483 states. [2024-05-30 16:54:27,581 INFO L212 cStratifiedReduction]: Copied states 21 times. [2024-05-30 16:54:27,584 INFO L78 Accepts]: Start accepts. Automaton has currently 529 states, but on-demand construction may add more states Word has length 172 [2024-05-30 16:54:27,587 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:54:27,588 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:54:27,591 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:54:27,591 INFO L85 PathProgramCache]: Analyzing trace with hash 1124404281, now seen corresponding path program 1 times [2024-05-30 16:54:27,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:54:27,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184920014] [2024-05-30 16:54:27,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:54:27,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:54:27,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:54:27,907 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-30 16:54:27,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:54:27,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184920014] [2024-05-30 16:54:27,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184920014] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 16:54:27,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 16:54:27,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-30 16:54:27,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335876725] [2024-05-30 16:54:27,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 16:54:27,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-30 16:54:27,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:54:27,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-30 16:54:27,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-30 16:54:27,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:27,939 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:54:27,941 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 86.0) internal successors, (172), 2 states have internal predecessors, (172), 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) [2024-05-30 16:54:27,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:27,942 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:54:27,983 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,984 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,984 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,987 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,987 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,988 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:27,994 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:27,994 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:27,994 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,000 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,001 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,001 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,006 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,007 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,007 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,036 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,036 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,036 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,045 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,045 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,046 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,053 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,053 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,053 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,054 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,054 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,054 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,056 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,056 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,056 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,060 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,060 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,060 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,066 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,066 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,066 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,073 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,073 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,073 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,079 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,079 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,079 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,085 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,085 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,085 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,090 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,090 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,090 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,116 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,117 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,117 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,124 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,124 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,124 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,132 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,132 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,132 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,132 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,132 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,133 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,134 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,136 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,137 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,141 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,141 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,141 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,147 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,148 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,148 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,152 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,152 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,152 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,157 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,157 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,157 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,165 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,165 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,165 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,170 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,170 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,170 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,193 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,194 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,194 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,201 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,201 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,201 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,212 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,212 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,213 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,213 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,213 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,213 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,215 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,215 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,215 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,221 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:28,221 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:28,221 INFO L395 cStratifiedReduction]: Actual level: [] [2024-05-30 16:54:28,236 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 527 states. [2024-05-30 16:54:28,236 INFO L212 cStratifiedReduction]: Copied states 21 times. [2024-05-30 16:54:28,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:28,236 INFO L78 Accepts]: Start accepts. Automaton has currently 588 states, but on-demand construction may add more states Word has length 166 [2024-05-30 16:54:28,238 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:54:28,239 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-30 16:54:28,239 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:54:28,240 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:54:28,241 INFO L85 PathProgramCache]: Analyzing trace with hash -692191038, now seen corresponding path program 1 times [2024-05-30 16:54:28,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:54:28,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875567047] [2024-05-30 16:54:28,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:54:28,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:54:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:54:28,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 16:54:28,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:54:28,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875567047] [2024-05-30 16:54:28,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [875567047] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 16:54:28,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 16:54:28,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-30 16:54:28,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391594394] [2024-05-30 16:54:28,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 16:54:28,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-30 16:54:28,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:54:28,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-30 16:54:28,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-30 16:54:28,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:28,553 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:54:28,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 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) [2024-05-30 16:54:28,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:28,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:28,554 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:54:28,603 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 282 states. [2024-05-30 16:54:28,603 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 16:54:28,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:28,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:54:28,604 INFO L78 Accepts]: Start accepts. Automaton has currently 284 states, but on-demand construction may add more states Word has length 171 [2024-05-30 16:54:28,605 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:54:28,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-30 16:54:28,605 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:54:28,606 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:54:28,606 INFO L85 PathProgramCache]: Analyzing trace with hash -99409632, now seen corresponding path program 2 times [2024-05-30 16:54:28,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:54:28,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242852226] [2024-05-30 16:54:28,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:54:28,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:54:28,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:54:28,850 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-30 16:54:28,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:54:28,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242852226] [2024-05-30 16:54:28,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1242852226] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 16:54:28,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 16:54:28,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-30 16:54:28,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23467982] [2024-05-30 16:54:28,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 16:54:28,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-30 16:54:28,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:54:28,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-30 16:54:28,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-05-30 16:54:28,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:28,852 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:54:28,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.0) internal successors, (168), 6 states have internal predecessors, (168), 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) [2024-05-30 16:54:28,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:28,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:54:28,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:28,852 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:54:28,984 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 290 states. [2024-05-30 16:54:28,984 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 16:54:28,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:28,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:54:28,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:28,990 INFO L78 Accepts]: Start accepts. Automaton has currently 292 states, but on-demand construction may add more states Word has length 179 [2024-05-30 16:54:28,990 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:54:28,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-30 16:54:28,991 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:54:28,991 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:54:28,991 INFO L85 PathProgramCache]: Analyzing trace with hash 1150725012, now seen corresponding path program 1 times [2024-05-30 16:54:28,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:54:28,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529706814] [2024-05-30 16:54:28,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:54:28,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:54:29,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:54:29,185 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-05-30 16:54:29,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:54:29,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529706814] [2024-05-30 16:54:29,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529706814] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 16:54:29,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 16:54:29,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-30 16:54:29,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718702210] [2024-05-30 16:54:29,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 16:54:29,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-30 16:54:29,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:54:29,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-30 16:54:29,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-05-30 16:54:29,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:29,188 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:54:29,188 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 29.0) internal successors, (174), 6 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 16:54:29,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:29,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:54:29,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:29,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:29,189 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:54:29,315 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 298 states. [2024-05-30 16:54:29,315 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 16:54:29,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:29,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:54:29,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:29,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:29,315 INFO L78 Accepts]: Start accepts. Automaton has currently 300 states, but on-demand construction may add more states Word has length 187 [2024-05-30 16:54:29,316 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:54:29,316 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-30 16:54:29,317 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:54:29,317 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:54:29,317 INFO L85 PathProgramCache]: Analyzing trace with hash 172018429, now seen corresponding path program 1 times [2024-05-30 16:54:29,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:54:29,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829710586] [2024-05-30 16:54:29,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:54:29,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:54:29,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:54:29,568 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-30 16:54:29,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:54:29,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829710586] [2024-05-30 16:54:29,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829710586] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:54:29,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [811499398] [2024-05-30 16:54:29,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:54:29,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:54:29,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:54:29,638 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) [2024-05-30 16:54:29,664 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-30 16:54:29,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:54:29,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-30 16:54:29,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:54:29,924 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-30 16:54:29,924 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:54:30,137 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-30 16:54:30,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [811499398] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:54:30,137 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:54:30,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 19 [2024-05-30 16:54:30,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541237460] [2024-05-30 16:54:30,137 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:54:30,138 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-05-30 16:54:30,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:54:30,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-05-30 16:54:30,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2024-05-30 16:54:30,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:30,139 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:54:30,139 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 12.842105263157896) internal successors, (244), 19 states have internal predecessors, (244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 16:54:30,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:30,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:54:30,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:30,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:30,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:30,139 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:54:30,340 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 307 states. [2024-05-30 16:54:30,340 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 16:54:30,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:30,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:54:30,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:30,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:30,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:30,341 INFO L78 Accepts]: Start accepts. Automaton has currently 309 states, but on-demand construction may add more states Word has length 195 [2024-05-30 16:54:30,342 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:54:30,347 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-05-30 16:54:30,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:54:30,548 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:54:30,548 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:54:30,548 INFO L85 PathProgramCache]: Analyzing trace with hash 224980337, now seen corresponding path program 2 times [2024-05-30 16:54:30,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:54:30,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230511327] [2024-05-30 16:54:30,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:54:30,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:54:30,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:54:30,869 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-30 16:54:30,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:54:30,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230511327] [2024-05-30 16:54:30,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230511327] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:54:30,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [59205065] [2024-05-30 16:54:30,873 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-30 16:54:30,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:54:30,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:54:30,890 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) [2024-05-30 16:54:30,916 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-30 16:54:31,013 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-30 16:54:31,013 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:54:31,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-30 16:54:31,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:54:31,287 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-30 16:54:31,287 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:54:31,585 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-30 16:54:31,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [59205065] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:54:31,585 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:54:31,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12, 12] total 33 [2024-05-30 16:54:31,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836558388] [2024-05-30 16:54:31,585 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:54:31,586 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-05-30 16:54:31,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:54:31,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-05-30 16:54:31,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=923, Unknown=0, NotChecked=0, Total=1056 [2024-05-30 16:54:31,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:31,587 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:54:31,587 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 11.363636363636363) internal successors, (375), 33 states have internal predecessors, (375), 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) [2024-05-30 16:54:31,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:31,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:54:31,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:31,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:31,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:31,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:31,588 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:54:32,143 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 316 states. [2024-05-30 16:54:32,143 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 16:54:32,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:32,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:54:32,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:32,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:32,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:32,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:54:32,144 INFO L78 Accepts]: Start accepts. Automaton has currently 318 states, but on-demand construction may add more states Word has length 203 [2024-05-30 16:54:32,145 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:54:32,151 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-05-30 16:54:32,350 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:54:32,351 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:54:32,351 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:54:32,351 INFO L85 PathProgramCache]: Analyzing trace with hash -1370399771, now seen corresponding path program 3 times [2024-05-30 16:54:32,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:54:32,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335311550] [2024-05-30 16:54:32,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:54:32,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:54:32,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:54:33,268 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-30 16:54:33,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:54:33,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335311550] [2024-05-30 16:54:33,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1335311550] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:54:33,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [869516603] [2024-05-30 16:54:33,269 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-30 16:54:33,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:54:33,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:54:33,270 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) [2024-05-30 16:54:33,297 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-30 16:54:33,447 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-05-30 16:54:33,447 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:54:33,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 7 conjunts are in the unsatisfiable core [2024-05-30 16:54:33,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:54:33,639 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-05-30 16:54:33,639 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:54:33,699 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-05-30 16:54:33,699 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 25 treesize of output 12 [2024-05-30 16:54:33,798 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-05-30 16:54:33,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [869516603] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:54:33,798 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:54:33,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 5, 5] total 26 [2024-05-30 16:54:33,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150206831] [2024-05-30 16:54:33,798 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:54:33,799 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-30 16:54:33,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:54:33,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-30 16:54:33,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=568, Unknown=0, NotChecked=0, Total=650 [2024-05-30 16:54:33,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:33,801 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:54:33,801 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 13.307692307692308) internal successors, (346), 26 states have internal predecessors, (346), 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) [2024-05-30 16:54:33,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:33,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:54:33,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:33,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:33,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:33,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:54:33,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:33,801 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:54:34,556 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 337 states. [2024-05-30 16:54:34,556 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 16:54:34,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:34,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:54:34,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:34,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:34,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:34,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:54:34,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:54:34,557 INFO L78 Accepts]: Start accepts. Automaton has currently 339 states, but on-demand construction may add more states Word has length 216 [2024-05-30 16:54:34,559 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:54:34,564 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-05-30 16:54:34,765 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:54:34,765 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:54:34,766 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:54:34,766 INFO L85 PathProgramCache]: Analyzing trace with hash -1324749521, now seen corresponding path program 1 times [2024-05-30 16:54:34,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:54:34,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324419600] [2024-05-30 16:54:34,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:54:34,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:54:34,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:54:35,017 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2024-05-30 16:54:35,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:54:35,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324419600] [2024-05-30 16:54:35,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324419600] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:54:35,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [120822567] [2024-05-30 16:54:35,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:54:35,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:54:35,018 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:54:35,018 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) [2024-05-30 16:54:35,054 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-30 16:54:35,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:54:35,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-30 16:54:35,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:54:35,258 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2024-05-30 16:54:35,258 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:54:35,415 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2024-05-30 16:54:35,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [120822567] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:54:35,415 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:54:35,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 19 [2024-05-30 16:54:35,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92255731] [2024-05-30 16:54:35,416 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:54:35,416 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-05-30 16:54:35,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:54:35,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-05-30 16:54:35,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2024-05-30 16:54:35,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:35,418 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:54:35,418 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 12.526315789473685) internal successors, (238), 19 states have internal predecessors, (238), 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) [2024-05-30 16:54:35,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:35,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:54:35,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:35,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:35,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:35,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:54:35,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:54:35,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:35,419 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:54:35,625 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 346 states. [2024-05-30 16:54:35,625 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 16:54:35,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:35,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:54:35,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:35,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:35,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:35,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:54:35,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:54:35,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:35,626 INFO L78 Accepts]: Start accepts. Automaton has currently 348 states, but on-demand construction may add more states Word has length 224 [2024-05-30 16:54:35,627 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:54:35,646 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-30 16:54:35,833 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,SelfDestructingSolverStorable7 [2024-05-30 16:54:35,834 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:54:35,834 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:54:35,834 INFO L85 PathProgramCache]: Analyzing trace with hash -648840090, now seen corresponding path program 2 times [2024-05-30 16:54:35,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:54:35,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698429038] [2024-05-30 16:54:35,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:54:35,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:54:35,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:54:36,813 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2024-05-30 16:54:36,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:54:36,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698429038] [2024-05-30 16:54:36,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698429038] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:54:36,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [283073380] [2024-05-30 16:54:36,814 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-30 16:54:36,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:54:36,814 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:54:36,815 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) [2024-05-30 16:54:36,818 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-30 16:54:36,983 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-30 16:54:36,983 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:54:36,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 28 conjunts are in the unsatisfiable core [2024-05-30 16:54:36,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:54:37,709 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-30 16:54:37,711 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2024-05-30 16:54:37,711 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:54:37,906 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-05-30 16:54:37,907 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 24 treesize of output 11 [2024-05-30 16:54:39,299 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2024-05-30 16:54:39,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [283073380] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:54:39,299 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:54:39,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 15, 15] total 44 [2024-05-30 16:54:39,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360417380] [2024-05-30 16:54:39,300 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:54:39,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-05-30 16:54:39,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:54:39,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-05-30 16:54:39,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=262, Invalid=1630, Unknown=0, NotChecked=0, Total=1892 [2024-05-30 16:54:39,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:39,302 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:54:39,302 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 10.75) internal successors, (473), 44 states have internal predecessors, (473), 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) [2024-05-30 16:54:39,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:39,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:54:39,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:39,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:39,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:39,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:54:39,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:54:39,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:39,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:39,303 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:54:40,143 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 360 states. [2024-05-30 16:54:40,144 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 16:54:40,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:40,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:54:40,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:40,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:40,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:40,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:54:40,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:54:40,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:40,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-30 16:54:40,144 INFO L78 Accepts]: Start accepts. Automaton has currently 362 states, but on-demand construction may add more states Word has length 236 [2024-05-30 16:54:40,146 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:54:40,153 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-05-30 16:54:40,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:54:40,352 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:54:40,352 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:54:40,353 INFO L85 PathProgramCache]: Analyzing trace with hash -1617450953, now seen corresponding path program 1 times [2024-05-30 16:54:40,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:54:40,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903255935] [2024-05-30 16:54:40,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:54:40,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:54:40,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:54:42,064 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-05-30 16:54:42,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:54:42,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903255935] [2024-05-30 16:54:42,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903255935] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:54:42,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [488266416] [2024-05-30 16:54:42,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:54:42,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:54:42,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:54:42,065 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) [2024-05-30 16:54:42,108 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-30 16:54:42,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:54:42,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 512 conjuncts, 38 conjunts are in the unsatisfiable core [2024-05-30 16:54:42,227 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:54:43,059 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 5 proven. 59 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-05-30 16:54:43,059 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:54:43,153 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-05-30 16:54:43,153 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 25 treesize of output 12 [2024-05-30 16:54:44,456 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 1 proven. 63 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-05-30 16:54:44,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [488266416] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:54:44,456 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:54:44,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 20, 20] total 57 [2024-05-30 16:54:44,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720191267] [2024-05-30 16:54:44,456 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:54:44,457 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 57 states [2024-05-30 16:54:44,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:54:44,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2024-05-30 16:54:44,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=656, Invalid=2536, Unknown=0, NotChecked=0, Total=3192 [2024-05-30 16:54:44,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:44,461 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:54:44,462 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 57 states, 57 states have (on average 8.87719298245614) internal successors, (506), 57 states have internal predecessors, (506), 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) [2024-05-30 16:54:44,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:44,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:54:44,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:44,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:44,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:44,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:54:44,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:54:44,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:44,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-30 16:54:44,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:44,462 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:54:45,509 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:45,509 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:45,509 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:45,516 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:45,517 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:45,517 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:45,530 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:45,530 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:45,530 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:45,546 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:45,546 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:45,546 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:45,731 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:45,732 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:45,732 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:45,739 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:45,739 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:45,739 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:45,817 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 569 states. [2024-05-30 16:54:45,817 INFO L212 cStratifiedReduction]: Copied states 23 times. [2024-05-30 16:54:45,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:45,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:54:45,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:45,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:45,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:45,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:54:45,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:54:45,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:45,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:54:45,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:54:45,818 INFO L78 Accepts]: Start accepts. Automaton has currently 635 states, but on-demand construction may add more states Word has length 284 [2024-05-30 16:54:45,820 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:54:45,840 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-05-30 16:54:46,045 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,SelfDestructingSolverStorable9 [2024-05-30 16:54:46,045 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:54:46,046 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:54:46,046 INFO L85 PathProgramCache]: Analyzing trace with hash -1165256569, now seen corresponding path program 2 times [2024-05-30 16:54:46,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:54:46,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106268064] [2024-05-30 16:54:46,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:54:46,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:54:46,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:54:46,670 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 46 proven. 185 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-05-30 16:54:46,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:54:46,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106268064] [2024-05-30 16:54:46,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106268064] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:54:46,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [686986315] [2024-05-30 16:54:46,670 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-30 16:54:46,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:54:46,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:54:46,672 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) [2024-05-30 16:54:46,696 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-05-30 16:54:46,860 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-30 16:54:46,860 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:54:46,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 615 conjuncts, 21 conjunts are in the unsatisfiable core [2024-05-30 16:54:46,865 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:54:47,373 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 157 proven. 85 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-05-30 16:54:47,373 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:54:47,938 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 115 proven. 127 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-05-30 16:54:47,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [686986315] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:54:47,939 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:54:47,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 55 [2024-05-30 16:54:47,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718594290] [2024-05-30 16:54:47,939 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:54:47,941 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2024-05-30 16:54:47,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:54:47,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2024-05-30 16:54:47,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=457, Invalid=2513, Unknown=0, NotChecked=0, Total=2970 [2024-05-30 16:54:47,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:47,945 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:54:47,946 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 8.49090909090909) internal successors, (467), 55 states have internal predecessors, (467), 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) [2024-05-30 16:54:47,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:47,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:54:47,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:47,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:47,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:47,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:54:47,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:54:47,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:47,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:54:47,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:54:47,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:47,947 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:54:48,539 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:48,540 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:48,540 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:48,546 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:48,546 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:48,546 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:48,558 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:48,558 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:48,558 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:48,571 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:48,571 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:48,572 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:48,703 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:48,703 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:48,703 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:48,710 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:48,710 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:48,710 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:48,757 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 578 states. [2024-05-30 16:54:48,757 INFO L212 cStratifiedReduction]: Copied states 23 times. [2024-05-30 16:54:48,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:48,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:54:48,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:48,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:48,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:48,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:54:48,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:54:48,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:48,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:54:48,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:54:48,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:54:48,758 INFO L78 Accepts]: Start accepts. Automaton has currently 644 states, but on-demand construction may add more states Word has length 292 [2024-05-30 16:54:48,759 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:54:48,785 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-05-30 16:54:48,966 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:54:48,966 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:54:48,966 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:54:48,966 INFO L85 PathProgramCache]: Analyzing trace with hash -2047986541, now seen corresponding path program 3 times [2024-05-30 16:54:48,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:54:48,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639409782] [2024-05-30 16:54:48,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:54:48,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:54:49,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:54:49,602 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 76 proven. 209 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-05-30 16:54:49,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:54:49,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639409782] [2024-05-30 16:54:49,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639409782] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:54:49,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [430717397] [2024-05-30 16:54:49,602 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-30 16:54:49,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:54:49,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:54:49,603 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) [2024-05-30 16:54:49,606 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-05-30 16:54:49,912 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-05-30 16:54:49,912 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:54:49,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-30 16:54:49,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:54:50,341 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 91 proven. 38 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-05-30 16:54:50,341 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:54:50,876 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 10 proven. 119 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-05-30 16:54:50,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [430717397] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:54:50,876 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:54:50,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 15, 15] total 49 [2024-05-30 16:54:50,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840238247] [2024-05-30 16:54:50,877 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:54:50,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-05-30 16:54:50,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:54:50,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-05-30 16:54:50,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=234, Invalid=2118, Unknown=0, NotChecked=0, Total=2352 [2024-05-30 16:54:50,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:50,880 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:54:50,880 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 10.36734693877551) internal successors, (508), 49 states have internal predecessors, (508), 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) [2024-05-30 16:54:50,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:50,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:54:50,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:50,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:50,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:50,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:54:50,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:54:50,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:50,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:54:50,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:54:50,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:54:50,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:50,881 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:54:52,267 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:52,267 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:52,267 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:52,273 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:52,273 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:52,273 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:52,285 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:52,285 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:52,285 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:52,298 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:52,298 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:52,298 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:52,368 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:52,368 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:52,368 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:52,376 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:52,377 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:52,377 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:52,428 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 596 states. [2024-05-30 16:54:52,428 INFO L212 cStratifiedReduction]: Copied states 23 times. [2024-05-30 16:54:52,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:52,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:54:52,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:52,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:52,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:52,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:54:52,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:54:52,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:52,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:54:52,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:54:52,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:54:52,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:54:52,429 INFO L78 Accepts]: Start accepts. Automaton has currently 662 states, but on-demand construction may add more states Word has length 308 [2024-05-30 16:54:52,431 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:54:52,437 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-05-30 16:54:52,637 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:54:52,637 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:54:52,637 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:54:52,638 INFO L85 PathProgramCache]: Analyzing trace with hash 1231825750, now seen corresponding path program 4 times [2024-05-30 16:54:52,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:54:52,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97918408] [2024-05-30 16:54:52,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:54:52,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:54:52,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:54:53,076 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 72 proven. 128 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2024-05-30 16:54:53,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:54:53,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97918408] [2024-05-30 16:54:53,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97918408] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:54:53,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1053923667] [2024-05-30 16:54:53,077 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-30 16:54:53,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:54:53,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:54:53,089 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) [2024-05-30 16:54:53,096 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-05-30 16:54:53,234 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-30 16:54:53,235 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:54:53,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-30 16:54:53,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:54:53,917 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 166 proven. 175 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-05-30 16:54:53,917 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:54:54,562 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 129 proven. 212 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-05-30 16:54:54,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1053923667] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:54:54,563 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:54:54,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 27, 27] total 67 [2024-05-30 16:54:54,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738969060] [2024-05-30 16:54:54,563 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:54:54,565 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2024-05-30 16:54:54,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:54:54,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2024-05-30 16:54:54,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=556, Invalid=3866, Unknown=0, NotChecked=0, Total=4422 [2024-05-30 16:54:54,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:54,568 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:54:54,569 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 9.149253731343284) internal successors, (613), 67 states have internal predecessors, (613), 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) [2024-05-30 16:54:54,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:54,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:54:54,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:54,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:54,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:54,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:54:54,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:54:54,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:54,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:54:54,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:54:54,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:54:54,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:54:54,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:54,569 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:54:56,068 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:56,068 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:56,068 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:56,076 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:56,076 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:56,076 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:56,091 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:56,091 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:56,092 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:56,108 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:56,108 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:56,108 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:56,193 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:56,193 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:54:56,193 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:56,202 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:54:56,203 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:56,203 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:54:56,262 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 614 states. [2024-05-30 16:54:56,262 INFO L212 cStratifiedReduction]: Copied states 23 times. [2024-05-30 16:54:56,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:54:56,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:54:56,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:56,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:54:56,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:56,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:54:56,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:54:56,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:54:56,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:54:56,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:54:56,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:54:56,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:54:56,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:54:56,263 INFO L78 Accepts]: Start accepts. Automaton has currently 680 states, but on-demand construction may add more states Word has length 324 [2024-05-30 16:54:56,266 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:54:56,287 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-05-30 16:54:56,471 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,SelfDestructingSolverStorable12 [2024-05-30 16:54:56,472 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:54:56,472 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:54:56,472 INFO L85 PathProgramCache]: Analyzing trace with hash 2299673, now seen corresponding path program 5 times [2024-05-30 16:54:56,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:54:56,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697627045] [2024-05-30 16:54:56,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:54:56,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:54:56,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:54:58,712 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 69 proven. 329 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-05-30 16:54:58,712 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:54:58,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697627045] [2024-05-30 16:54:58,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697627045] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:54:58,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [215074202] [2024-05-30 16:54:58,713 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-30 16:54:58,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:54:58,713 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:54:58,729 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) [2024-05-30 16:54:58,731 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-05-30 16:54:59,080 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2024-05-30 16:54:59,080 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:54:59,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 51 conjunts are in the unsatisfiable core [2024-05-30 16:54:59,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:54:59,792 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 2 proven. 339 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2024-05-30 16:54:59,793 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:54:59,901 INFO L349 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2024-05-30 16:54:59,901 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 14 [2024-05-30 16:55:00,096 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 2 proven. 137 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2024-05-30 16:55:00,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [215074202] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:55:00,096 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:55:00,096 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 19, 8] total 59 [2024-05-30 16:55:00,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852761997] [2024-05-30 16:55:00,096 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:55:00,097 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2024-05-30 16:55:00,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:55:00,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2024-05-30 16:55:00,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=226, Invalid=3196, Unknown=0, NotChecked=0, Total=3422 [2024-05-30 16:55:00,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:55:00,099 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:55:00,099 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 8.898305084745763) internal successors, (525), 59 states have internal predecessors, (525), 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) [2024-05-30 16:55:00,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:55:00,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:55:00,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:55:00,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:55:00,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:55:00,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:55:00,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:55:00,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:55:00,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:55:00,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:55:00,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:55:00,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:55:00,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:55:00,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:55:00,099 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:55:02,566 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:02,566 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:55:02,566 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,572 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:02,572 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,572 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,620 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:02,620 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,620 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,633 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:02,634 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,634 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,685 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:02,685 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:55:02,685 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,696 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:02,696 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,696 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,715 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:02,716 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,716 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,729 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:02,729 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,729 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,743 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:02,743 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,743 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,785 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:02,786 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,786 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,796 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:02,796 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,796 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,808 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:02,808 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,808 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,831 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:02,831 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,831 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,842 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:02,843 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,843 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,853 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:02,854 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,854 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,865 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:02,865 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,865 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:02,962 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 754 states. [2024-05-30 16:55:02,962 INFO L212 cStratifiedReduction]: Copied states 91 times. [2024-05-30 16:55:02,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:55:02,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:55:02,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:55:02,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:55:02,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:55:02,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:55:02,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:55:02,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:55:02,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:55:02,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:55:02,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:55:02,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:55:02,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:55:02,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:55:02,963 INFO L78 Accepts]: Start accepts. Automaton has currently 796 states, but on-demand construction may add more states Word has length 337 [2024-05-30 16:55:02,964 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:55:02,985 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-05-30 16:55:03,171 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:55:03,172 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:55:03,172 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:55:03,172 INFO L85 PathProgramCache]: Analyzing trace with hash 1397914213, now seen corresponding path program 6 times [2024-05-30 16:55:03,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:55:03,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088790350] [2024-05-30 16:55:03,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:55:03,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:55:03,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:55:05,594 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 93 proven. 406 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-05-30 16:55:05,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:55:05,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088790350] [2024-05-30 16:55:05,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088790350] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:55:05,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [66817842] [2024-05-30 16:55:05,595 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-30 16:55:05,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:55:05,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:55:05,596 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) [2024-05-30 16:55:05,598 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-05-30 16:55:06,370 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2024-05-30 16:55:06,370 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:55:06,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 82 conjunts are in the unsatisfiable core [2024-05-30 16:55:06,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:55:09,006 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2024-05-30 16:55:09,129 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 30 proven. 469 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-05-30 16:55:09,129 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:55:09,523 INFO L349 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2024-05-30 16:55:09,523 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 14 [2024-05-30 16:55:12,287 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 10 proven. 489 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-05-30 16:55:12,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [66817842] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:55:12,288 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:55:12,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 44, 39] total 121 [2024-05-30 16:55:12,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776117440] [2024-05-30 16:55:12,288 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:55:12,289 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 121 states [2024-05-30 16:55:12,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:55:12,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 121 interpolants. [2024-05-30 16:55:12,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2161, Invalid=12359, Unknown=0, NotChecked=0, Total=14520 [2024-05-30 16:55:12,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:55:12,293 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:55:12,293 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 121 states, 121 states have (on average 6.520661157024794) internal successors, (789), 121 states have internal predecessors, (789), 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) [2024-05-30 16:55:12,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:55:12,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:55:12,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:55:12,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:55:12,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:55:12,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:55:12,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:55:12,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:55:12,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:55:12,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:55:12,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:55:12,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:55:12,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:55:12,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:55:12,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:55:12,294 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:55:15,326 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:15,327 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:55:15,327 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,337 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:15,337 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,337 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,349 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:15,350 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,350 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,363 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:15,363 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,363 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,404 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:15,404 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:55:15,404 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,414 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:15,415 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,415 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,429 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:15,429 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,429 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,441 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:15,442 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,442 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,455 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:15,456 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,456 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,495 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:15,495 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,495 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,506 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:15,506 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,506 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,517 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:15,518 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,518 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,766 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:15,766 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,766 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,775 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:15,776 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,776 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,785 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:15,785 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,785 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,793 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:15,793 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,793 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:15,896 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 795 states. [2024-05-30 16:55:15,896 INFO L212 cStratifiedReduction]: Copied states 91 times. [2024-05-30 16:55:15,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:55:15,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:55:15,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:55:15,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:55:15,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:55:15,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:55:15,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:55:15,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:55:15,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:55:15,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:55:15,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:55:15,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:55:15,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:55:15,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:55:15,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:55:15,898 INFO L78 Accepts]: Start accepts. Automaton has currently 837 states, but on-demand construction may add more states Word has length 355 [2024-05-30 16:55:15,900 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:55:15,906 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-05-30 16:55:16,106 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,SelfDestructingSolverStorable14 [2024-05-30 16:55:16,107 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:55:16,107 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:55:16,107 INFO L85 PathProgramCache]: Analyzing trace with hash 1363960053, now seen corresponding path program 7 times [2024-05-30 16:55:16,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:55:16,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012086834] [2024-05-30 16:55:16,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:55:16,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:55:16,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:55:17,182 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 270 proven. 389 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-05-30 16:55:17,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:55:17,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012086834] [2024-05-30 16:55:17,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012086834] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:55:17,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1033425091] [2024-05-30 16:55:17,182 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-30 16:55:17,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:55:17,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:55:17,184 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) [2024-05-30 16:55:17,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-05-30 16:55:17,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:55:17,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 743 conjuncts, 36 conjunts are in the unsatisfiable core [2024-05-30 16:55:17,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:55:18,397 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 289 proven. 370 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-05-30 16:55:18,397 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:55:19,668 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 234 proven. 425 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-05-30 16:55:19,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1033425091] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:55:19,668 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:55:19,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36, 36] total 100 [2024-05-30 16:55:19,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977421200] [2024-05-30 16:55:19,669 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:55:19,669 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 100 states [2024-05-30 16:55:19,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:55:19,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 100 interpolants. [2024-05-30 16:55:19,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1481, Invalid=8419, Unknown=0, NotChecked=0, Total=9900 [2024-05-30 16:55:19,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:55:19,674 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:55:19,674 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 100 states, 100 states have (on average 6.7) internal successors, (670), 100 states have internal predecessors, (670), 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) [2024-05-30 16:55:19,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:55:19,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:55:19,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:55:19,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:55:19,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:55:19,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:55:19,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:55:19,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:55:19,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:55:19,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:55:19,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:55:19,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:55:19,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:55:19,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:55:19,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:55:19,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:55:19,675 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:55:20,858 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:20,858 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:55:20,858 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:20,864 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:20,864 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:20,864 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:20,875 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:20,875 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:20,875 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:20,993 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:20,994 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:20,994 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:21,016 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:21,016 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:55:21,016 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:21,026 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:21,026 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:21,026 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:21,040 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:21,040 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:21,040 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:21,052 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:21,052 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:21,052 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:21,063 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:21,063 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:21,063 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:21,102 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:21,103 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:21,103 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:21,112 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:21,112 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:21,112 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:21,124 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:21,124 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:21,124 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:21,148 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:21,149 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:21,149 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:21,158 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:21,158 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:21,158 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:21,167 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:21,167 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:21,167 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:21,176 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:21,176 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:21,176 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:21,236 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 804 states. [2024-05-30 16:55:21,236 INFO L212 cStratifiedReduction]: Copied states 91 times. [2024-05-30 16:55:21,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:55:21,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:55:21,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:55:21,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:55:21,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:55:21,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:55:21,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:55:21,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:55:21,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:55:21,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:55:21,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:55:21,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:55:21,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:55:21,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:55:21,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:55:21,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:55:21,237 INFO L78 Accepts]: Start accepts. Automaton has currently 846 states, but on-demand construction may add more states Word has length 363 [2024-05-30 16:55:21,240 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:55:21,262 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-05-30 16:55:21,445 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,SelfDestructingSolverStorable15 [2024-05-30 16:55:21,445 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:55:21,446 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:55:21,446 INFO L85 PathProgramCache]: Analyzing trace with hash 90357609, now seen corresponding path program 8 times [2024-05-30 16:55:21,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:55:21,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233211057] [2024-05-30 16:55:21,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:55:21,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:55:21,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:55:23,925 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 156 proven. 584 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-05-30 16:55:23,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:55:23,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233211057] [2024-05-30 16:55:23,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233211057] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:55:23,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1225613523] [2024-05-30 16:55:23,926 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-30 16:55:23,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:55:23,926 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:55:23,927 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) [2024-05-30 16:55:23,929 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-05-30 16:55:24,154 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-30 16:55:24,155 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:55:24,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 46 conjunts are in the unsatisfiable core [2024-05-30 16:55:24,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:55:25,403 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 8 [2024-05-30 16:55:25,598 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 1 proven. 292 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2024-05-30 16:55:25,598 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:55:26,076 INFO L349 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2024-05-30 16:55:26,077 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 25 treesize of output 13 [2024-05-30 16:55:27,977 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 2 proven. 291 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2024-05-30 16:55:27,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1225613523] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:55:27,977 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:55:27,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 25, 25] total 95 [2024-05-30 16:55:27,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16195340] [2024-05-30 16:55:27,978 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:55:28,000 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 95 states [2024-05-30 16:55:28,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:55:28,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 95 interpolants. [2024-05-30 16:55:28,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=849, Invalid=8081, Unknown=0, NotChecked=0, Total=8930 [2024-05-30 16:55:28,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:55:28,003 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:55:28,004 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 95 states, 95 states have (on average 7.71578947368421) internal successors, (733), 95 states have internal predecessors, (733), 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) [2024-05-30 16:55:28,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:55:28,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:55:28,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:55:28,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:55:28,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:55:28,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:55:28,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:55:28,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:55:28,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:55:28,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:55:28,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:55:28,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:55:28,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:55:28,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:55:28,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:55:28,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:55:28,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:55:28,004 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:55:31,878 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:31,878 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:55:31,879 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:31,884 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:31,884 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:31,884 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:31,899 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:31,899 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:31,899 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:31,911 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:31,911 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:31,911 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:32,081 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:32,081 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:55:32,081 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:32,087 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:32,088 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:32,088 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:32,164 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 737 states. [2024-05-30 16:55:32,165 INFO L212 cStratifiedReduction]: Copied states 23 times. [2024-05-30 16:55:32,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:55:32,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:55:32,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:55:32,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:55:32,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:55:32,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:55:32,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:55:32,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:55:32,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:55:32,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:55:32,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:55:32,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:55:32,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:55:32,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:55:32,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:55:32,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:55:32,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:55:32,165 INFO L78 Accepts]: Start accepts. Automaton has currently 806 states, but on-demand construction may add more states Word has length 389 [2024-05-30 16:55:32,168 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:55:32,174 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-05-30 16:55:32,374 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,SelfDestructingSolverStorable16 [2024-05-30 16:55:32,374 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:55:32,374 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:55:32,374 INFO L85 PathProgramCache]: Analyzing trace with hash -1697905728, now seen corresponding path program 9 times [2024-05-30 16:55:32,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:55:32,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973994857] [2024-05-30 16:55:32,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:55:32,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:55:32,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:55:33,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1031 backedges. 8 proven. 402 refuted. 0 times theorem prover too weak. 621 trivial. 0 not checked. [2024-05-30 16:55:33,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:55:33,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973994857] [2024-05-30 16:55:33,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [973994857] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:55:33,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1496840654] [2024-05-30 16:55:33,852 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-30 16:55:33,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:55:33,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:55:33,853 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) [2024-05-30 16:55:33,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-05-30 16:55:34,346 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-05-30 16:55:34,346 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:55:34,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 654 conjuncts, 37 conjunts are in the unsatisfiable core [2024-05-30 16:55:34,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:55:35,347 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-30 16:55:35,347 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 51 treesize of output 46 [2024-05-30 16:55:35,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1031 backedges. 207 proven. 169 refuted. 0 times theorem prover too weak. 655 trivial. 0 not checked. [2024-05-30 16:55:35,620 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:55:36,415 INFO L349 Elim1Store]: treesize reduction 15, result has 48.3 percent of original size [2024-05-30 16:55:36,415 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 48 treesize of output 27 [2024-05-30 16:55:37,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1031 backedges. 11 proven. 365 refuted. 0 times theorem prover too weak. 655 trivial. 0 not checked. [2024-05-30 16:55:37,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1496840654] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:55:37,166 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:55:37,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 28, 28] total 82 [2024-05-30 16:55:37,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591858292] [2024-05-30 16:55:37,166 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:55:37,167 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 82 states [2024-05-30 16:55:37,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:55:37,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2024-05-30 16:55:37,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=707, Invalid=5935, Unknown=0, NotChecked=0, Total=6642 [2024-05-30 16:55:37,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:55:37,169 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:55:37,170 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 82 states, 82 states have (on average 7.365853658536586) internal successors, (604), 82 states have internal predecessors, (604), 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) [2024-05-30 16:55:37,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:55:37,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:55:37,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:55:37,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:55:37,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:55:37,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:55:37,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:55:37,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:55:37,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:55:37,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:55:37,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:55:37,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:55:37,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:55:37,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:55:37,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:55:37,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:55:37,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:55:37,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:55:37,171 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:55:39,264 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:39,264 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:55:39,264 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:39,270 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:39,270 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:39,270 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:39,281 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:39,281 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:39,281 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:39,293 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:39,293 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:39,293 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:39,491 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:39,492 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:55:39,492 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:39,498 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:39,498 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:39,498 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:39,594 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 746 states. [2024-05-30 16:55:39,594 INFO L212 cStratifiedReduction]: Copied states 23 times. [2024-05-30 16:55:39,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:55:39,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:55:39,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:55:39,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:55:39,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:55:39,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:55:39,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:55:39,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:55:39,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:55:39,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:55:39,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:55:39,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:55:39,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:55:39,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:55:39,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:55:39,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:55:39,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:55:39,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-30 16:55:39,595 INFO L78 Accepts]: Start accepts. Automaton has currently 815 states, but on-demand construction may add more states Word has length 397 [2024-05-30 16:55:39,598 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:55:39,605 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-05-30 16:55:39,798 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,SelfDestructingSolverStorable17 [2024-05-30 16:55:39,799 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:55:39,799 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:55:39,799 INFO L85 PathProgramCache]: Analyzing trace with hash -1478305303, now seen corresponding path program 10 times [2024-05-30 16:55:39,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:55:39,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868331268] [2024-05-30 16:55:39,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:55:39,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:55:39,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:55:42,747 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 212 proven. 693 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-05-30 16:55:42,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:55:42,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868331268] [2024-05-30 16:55:42,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868331268] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:55:42,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1204785102] [2024-05-30 16:55:42,748 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-30 16:55:42,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:55:42,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:55:42,749 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) [2024-05-30 16:55:42,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-05-30 16:55:42,957 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-30 16:55:42,957 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:55:42,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 98 conjunts are in the unsatisfiable core [2024-05-30 16:55:42,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:55:45,247 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2024-05-30 16:55:45,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 7 proven. 898 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-05-30 16:55:45,381 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:55:46,222 INFO L349 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2024-05-30 16:55:46,223 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 14 [2024-05-30 16:55:49,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 7 proven. 898 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-05-30 16:55:49,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1204785102] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:55:49,081 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:55:49,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 49, 49] total 146 [2024-05-30 16:55:49,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240180671] [2024-05-30 16:55:49,082 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:55:49,083 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 146 states [2024-05-30 16:55:49,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:55:49,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 146 interpolants. [2024-05-30 16:55:49,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2908, Invalid=18262, Unknown=0, NotChecked=0, Total=21170 [2024-05-30 16:55:49,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:55:49,087 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:55:49,087 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 146 states, 146 states have (on average 6.308219178082192) internal successors, (921), 146 states have internal predecessors, (921), 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) [2024-05-30 16:55:49,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:55:49,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:55:49,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:55:49,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:55:49,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:55:49,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:55:49,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:55:49,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:55:49,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:55:49,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:55:49,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:55:49,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:55:49,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:55:49,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:55:49,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:55:49,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:55:49,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:55:49,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-30 16:55:49,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:55:49,088 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:55:54,139 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:54,139 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:55:54,140 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:54,145 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:54,145 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:54,145 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:54,156 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:54,156 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:54,156 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:54,168 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:54,168 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:54,168 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:54,233 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:54,234 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:55:54,234 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:54,241 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:55:54,241 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:54,241 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:55:54,352 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 771 states. [2024-05-30 16:55:54,352 INFO L212 cStratifiedReduction]: Copied states 23 times. [2024-05-30 16:55:54,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:55:54,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:55:54,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:55:54,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:55:54,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:55:54,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:55:54,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:55:54,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:55:54,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:55:54,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:55:54,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:55:54,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:55:54,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:55:54,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:55:54,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:55:54,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:55:54,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:55:54,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-30 16:55:54,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-30 16:55:54,353 INFO L78 Accepts]: Start accepts. Automaton has currently 840 states, but on-demand construction may add more states Word has length 410 [2024-05-30 16:55:54,356 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:55:54,380 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-05-30 16:55:54,562 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:55:54,562 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:55:54,563 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:55:54,563 INFO L85 PathProgramCache]: Analyzing trace with hash 383638297, now seen corresponding path program 11 times [2024-05-30 16:55:54,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:55:54,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699229049] [2024-05-30 16:55:54,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:55:54,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:55:54,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:55:57,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1233 backedges. 256 proven. 802 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-05-30 16:55:57,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:55:57,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699229049] [2024-05-30 16:55:57,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699229049] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:55:57,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1264132390] [2024-05-30 16:55:57,637 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-30 16:55:57,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:55:57,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:55:57,638 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) [2024-05-30 16:55:57,640 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-05-30 16:55:58,856 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 14 check-sat command(s) [2024-05-30 16:55:58,856 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:55:58,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 846 conjuncts, 50 conjunts are in the unsatisfiable core [2024-05-30 16:55:58,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:55:59,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 8 [2024-05-30 16:55:59,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1233 backedges. 0 proven. 479 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2024-05-30 16:55:59,940 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:56:00,145 INFO L349 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2024-05-30 16:56:00,146 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 25 treesize of output 13 [2024-05-30 16:56:00,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1233 backedges. 2 proven. 297 refuted. 0 times theorem prover too weak. 934 trivial. 0 not checked. [2024-05-30 16:56:00,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1264132390] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:56:00,336 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:56:00,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 23, 8] total 81 [2024-05-30 16:56:00,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833987612] [2024-05-30 16:56:00,337 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:56:00,337 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 81 states [2024-05-30 16:56:00,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:56:00,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2024-05-30 16:56:00,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=444, Invalid=6036, Unknown=0, NotChecked=0, Total=6480 [2024-05-30 16:56:00,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:56:00,339 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:56:00,339 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 81 states, 81 states have (on average 7.728395061728395) internal successors, (626), 81 states have internal predecessors, (626), 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) [2024-05-30 16:56:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:56:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:56:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:56:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:56:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:56:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:56:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:56:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:56:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:56:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:56:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:56:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:56:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:56:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:56:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:56:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:56:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:56:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-30 16:56:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-30 16:56:00,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:56:00,340 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:56:04,686 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:04,686 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:56:04,686 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:04,691 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:04,692 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:04,692 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:04,707 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:04,707 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:04,707 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:04,723 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:04,723 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:04,723 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:04,913 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:04,913 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:04,913 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:04,920 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:04,920 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:04,920 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:05,061 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:05,061 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:05,061 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:05,072 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:05,072 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:05,072 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:05,205 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:05,205 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:56:05,205 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:05,211 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:05,212 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:05,212 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:05,317 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 955 states. [2024-05-30 16:56:05,317 INFO L212 cStratifiedReduction]: Copied states 53 times. [2024-05-30 16:56:05,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:56:05,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:56:05,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:56:05,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:56:05,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:56:05,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:56:05,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:56:05,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:56:05,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:56:05,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:56:05,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:56:05,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:56:05,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:56:05,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:56:05,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:56:05,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:56:05,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:56:05,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-30 16:56:05,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-30 16:56:05,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-30 16:56:05,318 INFO L78 Accepts]: Start accepts. Automaton has currently 1082 states, but on-demand construction may add more states Word has length 442 [2024-05-30 16:56:05,321 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:56:05,342 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-05-30 16:56:05,529 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:56:05,529 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:56:05,529 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:56:05,530 INFO L85 PathProgramCache]: Analyzing trace with hash 181845707, now seen corresponding path program 12 times [2024-05-30 16:56:05,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:56:05,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107934873] [2024-05-30 16:56:05,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:56:05,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:56:05,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:56:06,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1538 backedges. 236 proven. 448 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2024-05-30 16:56:06,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:56:06,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107934873] [2024-05-30 16:56:06,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107934873] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:56:06,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1800984269] [2024-05-30 16:56:06,254 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-30 16:56:06,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:56:06,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:56:06,255 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) [2024-05-30 16:56:06,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-05-30 16:56:09,547 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 15 check-sat command(s) [2024-05-30 16:56:09,547 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:56:09,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 915 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-30 16:56:09,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:56:10,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1538 backedges. 267 proven. 417 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2024-05-30 16:56:10,560 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:56:12,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1538 backedges. 354 proven. 330 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2024-05-30 16:56:12,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1800984269] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:56:12,285 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:56:12,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 29, 29] total 81 [2024-05-30 16:56:12,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202223609] [2024-05-30 16:56:12,285 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:56:12,286 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 81 states [2024-05-30 16:56:12,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:56:12,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2024-05-30 16:56:12,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1125, Invalid=5355, Unknown=0, NotChecked=0, Total=6480 [2024-05-30 16:56:12,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:56:12,288 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:56:12,288 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 81 states, 81 states have (on average 9.814814814814815) internal successors, (795), 81 states have internal predecessors, (795), 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) [2024-05-30 16:56:12,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:56:12,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:56:12,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:56:12,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:56:12,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:56:12,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:56:12,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:56:12,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:56:12,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:56:12,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:56:12,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:56:12,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:56:12,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:56:12,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:56:12,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:56:12,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:56:12,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:56:12,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-30 16:56:12,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-30 16:56:12,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-30 16:56:12,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:56:12,289 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:56:13,564 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:13,564 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:56:13,564 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:13,569 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:13,569 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:13,569 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:13,583 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:13,583 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:13,583 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:13,599 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:13,599 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:13,599 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:13,629 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:13,629 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:13,629 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:13,635 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:13,635 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:13,635 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:13,669 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:13,669 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:13,669 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:13,680 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:13,680 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:13,680 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:13,801 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:13,801 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:56:13,801 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:13,807 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:13,807 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:13,807 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:13,852 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 964 states. [2024-05-30 16:56:13,852 INFO L212 cStratifiedReduction]: Copied states 53 times. [2024-05-30 16:56:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:56:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:56:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:56:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:56:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:56:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:56:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:56:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:56:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:56:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:56:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:56:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:56:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:56:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:56:13,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:56:13,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:56:13,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:56:13,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-30 16:56:13,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-30 16:56:13,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-30 16:56:13,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-30 16:56:13,853 INFO L78 Accepts]: Start accepts. Automaton has currently 1091 states, but on-demand construction may add more states Word has length 450 [2024-05-30 16:56:13,856 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:56:13,866 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-05-30 16:56:14,064 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-05-30 16:56:14,064 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:56:14,065 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:56:14,065 INFO L85 PathProgramCache]: Analyzing trace with hash 806430274, now seen corresponding path program 13 times [2024-05-30 16:56:14,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:56:14,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221660426] [2024-05-30 16:56:14,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:56:14,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:56:14,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:56:15,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1595 backedges. 594 proven. 769 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2024-05-30 16:56:15,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:56:15,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221660426] [2024-05-30 16:56:15,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221660426] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:56:15,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1960640756] [2024-05-30 16:56:15,560 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-30 16:56:15,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:56:15,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:56:15,562 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) [2024-05-30 16:56:15,593 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-05-30 16:56:15,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:56:15,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 929 conjuncts, 48 conjunts are in the unsatisfiable core [2024-05-30 16:56:15,795 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:56:17,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1595 backedges. 621 proven. 742 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2024-05-30 16:56:17,316 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:56:18,771 INFO L134 CoverageAnalysis]: Checked inductivity of 1595 backedges. 542 proven. 821 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2024-05-30 16:56:18,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1960640756] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:56:18,776 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:56:18,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 48, 48] total 136 [2024-05-30 16:56:18,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808073695] [2024-05-30 16:56:18,776 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:56:18,777 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 136 states [2024-05-30 16:56:18,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:56:18,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 136 interpolants. [2024-05-30 16:56:18,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2677, Invalid=15683, Unknown=0, NotChecked=0, Total=18360 [2024-05-30 16:56:18,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:56:18,791 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:56:18,791 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 136 states, 136 states have (on average 6.492647058823529) internal successors, (883), 136 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) [2024-05-30 16:56:18,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:56:18,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:56:18,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:56:18,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:56:18,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:56:18,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:56:18,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:56:18,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:56:18,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:56:18,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:56:18,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:56:18,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:56:18,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:56:18,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:56:18,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:56:18,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:56:18,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:56:18,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-30 16:56:18,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-30 16:56:18,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-30 16:56:18,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-30 16:56:18,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:56:18,792 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:56:20,269 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:20,269 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:56:20,269 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:20,275 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:20,275 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:20,275 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:20,290 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:20,290 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:20,290 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:20,305 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:20,305 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:20,305 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:20,337 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:20,338 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:20,338 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:20,344 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:20,344 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:20,344 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:20,380 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:20,380 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:20,380 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:20,391 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:20,391 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:20,391 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:20,432 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:20,432 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:56:20,433 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:20,439 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:20,439 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:20,439 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:20,474 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 973 states. [2024-05-30 16:56:20,475 INFO L212 cStratifiedReduction]: Copied states 53 times. [2024-05-30 16:56:20,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:56:20,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:56:20,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:56:20,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:56:20,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:56:20,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:56:20,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:56:20,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:56:20,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:56:20,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:56:20,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:56:20,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:56:20,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:56:20,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:56:20,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:56:20,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:56:20,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:56:20,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-30 16:56:20,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-30 16:56:20,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-30 16:56:20,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-30 16:56:20,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-05-30 16:56:20,476 INFO L78 Accepts]: Start accepts. Automaton has currently 1100 states, but on-demand construction may add more states Word has length 458 [2024-05-30 16:56:20,479 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:56:20,485 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2024-05-30 16:56:20,685 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:56:20,685 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:56:20,685 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:56:20,686 INFO L85 PathProgramCache]: Analyzing trace with hash -1955751602, now seen corresponding path program 14 times [2024-05-30 16:56:20,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:56:20,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013250956] [2024-05-30 16:56:20,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:56:20,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:56:20,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:56:24,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1708 backedges. 412 proven. 1064 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2024-05-30 16:56:24,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:56:24,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013250956] [2024-05-30 16:56:24,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013250956] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:56:24,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [639525883] [2024-05-30 16:56:24,472 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-30 16:56:24,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:56:24,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:56:24,473 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) [2024-05-30 16:56:24,475 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-05-30 16:56:24,747 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-30 16:56:24,747 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:56:24,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 943 conjuncts, 64 conjunts are in the unsatisfiable core [2024-05-30 16:56:24,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:56:26,355 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 8 [2024-05-30 16:56:26,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1708 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2024-05-30 16:56:26,580 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:56:27,385 INFO L349 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2024-05-30 16:56:27,386 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 25 treesize of output 13 [2024-05-30 16:56:30,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1708 backedges. 2 proven. 739 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2024-05-30 16:56:30,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [639525883] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:56:30,669 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:56:30,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [65, 35, 35] total 130 [2024-05-30 16:56:30,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334012567] [2024-05-30 16:56:30,670 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:56:30,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 130 states [2024-05-30 16:56:30,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:56:30,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 130 interpolants. [2024-05-30 16:56:30,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1586, Invalid=15184, Unknown=0, NotChecked=0, Total=16770 [2024-05-30 16:56:30,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:56:30,673 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:56:30,673 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 130 states, 130 states have (on average 7.076923076923077) internal successors, (920), 130 states have internal predecessors, (920), 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) [2024-05-30 16:56:30,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:56:30,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:56:30,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:56:30,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:56:30,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:56:30,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:56:30,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:56:30,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:56:30,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:56:30,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:56:30,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:56:30,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:56:30,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:56:30,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:56:30,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:56:30,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:56:30,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:56:30,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-30 16:56:30,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-30 16:56:30,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-30 16:56:30,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-30 16:56:30,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-05-30 16:56:30,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:56:30,674 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:56:37,182 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:37,182 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:56:37,182 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:37,194 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:37,194 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:37,194 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:37,210 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:37,210 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:37,210 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:37,226 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:37,226 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:37,226 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:37,314 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:37,314 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:37,314 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:37,320 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:37,320 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:37,320 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:37,441 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:37,441 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:37,441 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:37,448 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:37,448 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:37,448 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:37,494 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:37,494 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:37,494 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:37,507 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:37,507 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:37,507 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:37,542 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:37,542 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:56:37,542 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:37,548 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:37,548 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:37,548 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:37,631 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1056 states. [2024-05-30 16:56:37,631 INFO L212 cStratifiedReduction]: Copied states 68 times. [2024-05-30 16:56:37,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:56:37,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:56:37,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:56:37,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:56:37,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:56:37,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:56:37,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:56:37,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:56:37,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:56:37,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:56:37,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:56:37,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:56:37,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:56:37,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:56:37,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:56:37,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:56:37,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:56:37,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-30 16:56:37,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-30 16:56:37,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-30 16:56:37,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-30 16:56:37,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-05-30 16:56:37,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2024-05-30 16:56:37,632 INFO L78 Accepts]: Start accepts. Automaton has currently 1192 states, but on-demand construction may add more states Word has length 484 [2024-05-30 16:56:37,636 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:56:37,645 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2024-05-30 16:56:37,842 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,SelfDestructingSolverStorable22 [2024-05-30 16:56:37,842 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:56:37,843 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:56:37,843 INFO L85 PathProgramCache]: Analyzing trace with hash -1525670901, now seen corresponding path program 15 times [2024-05-30 16:56:37,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:56:37,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129578740] [2024-05-30 16:56:37,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:56:37,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:56:37,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:56:42,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2005 backedges. 503 proven. 1205 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-05-30 16:56:42,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:56:42,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129578740] [2024-05-30 16:56:42,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129578740] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:56:42,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [123970925] [2024-05-30 16:56:42,337 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-30 16:56:42,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:56:42,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:56:42,338 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) [2024-05-30 16:56:42,340 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-05-30 16:56:43,381 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2024-05-30 16:56:43,382 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:56:43,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 816 conjuncts, 53 conjunts are in the unsatisfiable core [2024-05-30 16:56:43,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:56:45,869 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-30 16:56:45,869 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 77 treesize of output 74 [2024-05-30 16:56:46,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2005 backedges. 459 proven. 370 refuted. 0 times theorem prover too weak. 1176 trivial. 0 not checked. [2024-05-30 16:56:46,229 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:56:47,786 INFO L349 Elim1Store]: treesize reduction 25, result has 49.0 percent of original size [2024-05-30 16:56:47,786 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 73 treesize of output 43 [2024-05-30 16:56:48,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2005 backedges. 30 proven. 799 refuted. 0 times theorem prover too weak. 1176 trivial. 0 not checked. [2024-05-30 16:56:48,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [123970925] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:56:48,795 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:56:48,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [69, 39, 39] total 141 [2024-05-30 16:56:48,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466394657] [2024-05-30 16:56:48,796 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:56:48,796 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 141 states [2024-05-30 16:56:48,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:56:48,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 141 interpolants. [2024-05-30 16:56:48,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1477, Invalid=18263, Unknown=0, NotChecked=0, Total=19740 [2024-05-30 16:56:48,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:56:48,799 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:56:48,799 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 141 states, 141 states have (on average 6.092198581560283) internal successors, (859), 141 states have internal predecessors, (859), 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) [2024-05-30 16:56:48,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:56:48,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:56:48,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:56:48,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:56:48,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:56:48,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:56:48,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:56:48,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:56:48,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:56:48,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:56:48,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:56:48,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:56:48,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:56:48,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:56:48,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:56:48,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:56:48,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:56:48,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-30 16:56:48,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-30 16:56:48,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-30 16:56:48,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-30 16:56:48,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-05-30 16:56:48,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2024-05-30 16:56:48,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:56:48,800 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:56:56,242 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:56,242 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:56:56,242 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:56,248 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:56,248 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:56,248 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:56,261 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:56,262 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:56,262 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:56,277 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:56,277 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:56,277 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:56,304 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:56,305 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:56,305 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:56,310 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:56,310 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:56,310 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:56,452 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:56,452 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:56,452 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:56,459 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:56,459 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:56,459 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:56,505 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:56,505 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:56,505 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:56,515 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:56,515 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:56,515 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:56,553 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:56,554 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:56:56,554 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:56,560 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:56:56,560 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:56,560 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:56:56,652 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1074 states. [2024-05-30 16:56:56,652 INFO L212 cStratifiedReduction]: Copied states 68 times. [2024-05-30 16:56:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:56:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:56:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:56:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:56:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:56:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:56:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:56:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:56:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:56:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:56:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:56:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:56:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:56:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:56:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:56:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:56:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:56:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-30 16:56:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-30 16:56:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-30 16:56:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-30 16:56:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-05-30 16:56:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2024-05-30 16:56:56,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2024-05-30 16:56:56,654 INFO L78 Accepts]: Start accepts. Automaton has currently 1210 states, but on-demand construction may add more states Word has length 500 [2024-05-30 16:56:56,658 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:56:56,667 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2024-05-30 16:56:56,865 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:56:56,865 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:56:56,865 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:56:56,865 INFO L85 PathProgramCache]: Analyzing trace with hash -288696114, now seen corresponding path program 16 times [2024-05-30 16:56:56,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:56:56,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167196145] [2024-05-30 16:56:56,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:56:56,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:56:56,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:57:02,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2207 backedges. 26 proven. 1811 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-05-30 16:57:02,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:57:02,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167196145] [2024-05-30 16:57:02,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167196145] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:57:02,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1027861050] [2024-05-30 16:57:02,421 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-30 16:57:02,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:57:02,421 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:57:02,423 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) [2024-05-30 16:57:02,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-05-30 16:57:04,536 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-30 16:57:04,536 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:57:04,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 906 conjuncts, 130 conjunts are in the unsatisfiable core [2024-05-30 16:57:04,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:57:08,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2024-05-30 16:57:08,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2207 backedges. 9 proven. 1828 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-05-30 16:57:08,608 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:57:09,535 INFO L349 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2024-05-30 16:57:09,536 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 14 [2024-05-30 16:57:13,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2207 backedges. 9 proven. 1828 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-05-30 16:57:13,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1027861050] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:57:13,956 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:57:13,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [71, 66, 66] total 195 [2024-05-30 16:57:13,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428585742] [2024-05-30 16:57:13,956 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:57:13,957 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 195 states [2024-05-30 16:57:13,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:57:13,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 195 interpolants. [2024-05-30 16:57:13,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4862, Invalid=32968, Unknown=0, NotChecked=0, Total=37830 [2024-05-30 16:57:13,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:57:13,961 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:57:13,961 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 195 states, 195 states have (on average 5.856410256410256) internal successors, (1142), 195 states have internal predecessors, (1142), 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) [2024-05-30 16:57:13,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:57:13,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:57:13,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:57:13,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:57:13,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:57:13,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:57:13,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:57:13,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:57:13,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:57:13,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:57:13,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:57:13,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:57:13,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:57:13,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:57:13,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:57:13,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:57:13,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:57:13,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-30 16:57:13,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-30 16:57:13,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-30 16:57:13,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-30 16:57:13,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-05-30 16:57:13,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2024-05-30 16:57:13,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2024-05-30 16:57:13,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:57:13,962 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:57:22,073 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:57:22,073 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:57:22,073 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:22,078 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:57:22,078 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:22,078 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:22,092 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:57:22,092 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:22,092 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:22,135 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:57:22,135 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:22,135 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:22,163 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:57:22,163 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:22,163 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:22,170 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:57:22,170 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:22,170 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:22,212 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:57:22,212 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:22,212 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:22,219 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:57:22,219 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:22,219 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:22,332 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:57:22,333 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:22,333 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:22,347 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:57:22,348 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:22,348 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:22,380 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:57:22,380 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:57:22,380 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:22,387 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:57:22,387 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:22,387 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:22,509 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1099 states. [2024-05-30 16:57:22,509 INFO L212 cStratifiedReduction]: Copied states 68 times. [2024-05-30 16:57:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:57:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:57:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:57:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:57:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:57:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:57:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:57:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:57:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:57:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:57:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:57:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:57:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:57:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:57:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:57:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:57:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:57:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-30 16:57:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-30 16:57:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-30 16:57:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-30 16:57:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-05-30 16:57:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2024-05-30 16:57:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2024-05-30 16:57:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-05-30 16:57:22,510 INFO L78 Accepts]: Start accepts. Automaton has currently 1235 states, but on-demand construction may add more states Word has length 513 [2024-05-30 16:57:22,516 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:57:22,524 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2024-05-30 16:57:22,724 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,SelfDestructingSolverStorable24 [2024-05-30 16:57:22,724 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:57:22,724 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:57:22,724 INFO L85 PathProgramCache]: Analyzing trace with hash 1827422076, now seen corresponding path program 17 times [2024-05-30 16:57:22,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:57:22,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154046688] [2024-05-30 16:57:22,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:57:22,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:57:22,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:57:27,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2420 backedges. 15 proven. 2035 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-05-30 16:57:27,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:57:27,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154046688] [2024-05-30 16:57:27,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1154046688] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:57:27,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [464769493] [2024-05-30 16:57:27,839 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-30 16:57:27,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:57:27,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:57:27,840 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) [2024-05-30 16:57:27,840 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-05-30 16:57:39,423 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 19 check-sat command(s) [2024-05-30 16:57:39,424 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:57:39,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 1046 conjuncts, 70 conjunts are in the unsatisfiable core [2024-05-30 16:57:39,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:57:41,236 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 8 [2024-05-30 16:57:41,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2420 backedges. 0 proven. 1025 refuted. 0 times theorem prover too weak. 1395 trivial. 0 not checked. [2024-05-30 16:57:41,304 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:57:41,609 INFO L349 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2024-05-30 16:57:41,609 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 25 treesize of output 13 [2024-05-30 16:57:41,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2420 backedges. 4 proven. 629 refuted. 0 times theorem prover too weak. 1787 trivial. 0 not checked. [2024-05-30 16:57:41,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [464769493] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:57:41,920 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:57:41,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [74, 33, 10] total 109 [2024-05-30 16:57:41,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830871995] [2024-05-30 16:57:41,921 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:57:41,921 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 109 states [2024-05-30 16:57:41,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:57:41,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 109 interpolants. [2024-05-30 16:57:41,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=639, Invalid=11133, Unknown=0, NotChecked=0, Total=11772 [2024-05-30 16:57:41,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:57:41,923 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:57:41,923 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 109 states, 109 states have (on average 7.128440366972477) internal successors, (777), 109 states have internal predecessors, (777), 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) [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-05-30 16:57:41,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:57:41,924 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:57:49,457 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:57:49,457 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:57:49,458 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:49,463 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:57:49,467 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:49,468 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:49,488 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:57:49,489 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:49,489 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:49,511 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:57:49,512 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:49,512 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:49,697 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:57:49,697 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:49,697 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:49,704 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:57:49,704 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:49,704 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:49,826 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:57:49,826 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:49,827 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:49,834 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:57:49,834 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:49,834 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:50,185 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:57:50,186 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:50,187 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:50,201 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:57:50,201 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:50,201 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:50,414 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:57:50,414 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:57:50,415 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:50,421 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:57:50,422 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:50,422 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:57:50,511 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1233 states. [2024-05-30 16:57:50,512 INFO L212 cStratifiedReduction]: Copied states 81 times. [2024-05-30 16:57:50,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:57:50,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:57:50,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:57:50,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:57:50,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:57:50,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:57:50,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:57:50,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:57:50,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:57:50,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:57:50,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:57:50,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:57:50,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:57:50,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:57:50,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:57:50,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:57:50,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:57:50,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-30 16:57:50,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-30 16:57:50,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-30 16:57:50,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-30 16:57:50,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-05-30 16:57:50,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2024-05-30 16:57:50,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2024-05-30 16:57:50,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-05-30 16:57:50,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2024-05-30 16:57:50,513 INFO L78 Accepts]: Start accepts. Automaton has currently 1411 states, but on-demand construction may add more states Word has length 545 [2024-05-30 16:57:50,518 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:57:50,530 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2024-05-30 16:57:50,730 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,SelfDestructingSolverStorable25 [2024-05-30 16:57:50,730 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:57:50,730 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:57:50,731 INFO L85 PathProgramCache]: Analyzing trace with hash 1128826902, now seen corresponding path program 18 times [2024-05-30 16:57:50,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:57:50,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966102955] [2024-05-30 16:57:50,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:57:50,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:57:50,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:57:51,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2839 backedges. 494 proven. 810 refuted. 0 times theorem prover too weak. 1535 trivial. 0 not checked. [2024-05-30 16:57:51,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:57:51,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966102955] [2024-05-30 16:57:51,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966102955] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:57:51,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1290414442] [2024-05-30 16:57:51,935 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-30 16:57:51,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:57:51,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:57:51,936 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) [2024-05-30 16:57:51,941 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-05-30 16:58:32,233 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 20 check-sat command(s) [2024-05-30 16:58:32,234 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:58:32,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 1115 conjuncts, 61 conjunts are in the unsatisfiable core [2024-05-30 16:58:32,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:58:33,943 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-30 16:58:33,943 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 77 treesize of output 74 [2024-05-30 16:58:34,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2839 backedges. 619 proven. 449 refuted. 0 times theorem prover too weak. 1771 trivial. 0 not checked. [2024-05-30 16:58:34,270 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:58:35,755 INFO L349 Elim1Store]: treesize reduction 25, result has 49.0 percent of original size [2024-05-30 16:58:35,755 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 72 treesize of output 43 [2024-05-30 16:58:36,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2839 backedges. 25 proven. 1043 refuted. 0 times theorem prover too weak. 1771 trivial. 0 not checked. [2024-05-30 16:58:36,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1290414442] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:58:36,660 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:58:36,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 42, 42] total 111 [2024-05-30 16:58:36,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220040350] [2024-05-30 16:58:36,661 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:58:36,661 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 111 states [2024-05-30 16:58:36,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:58:36,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 111 interpolants. [2024-05-30 16:58:36,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1605, Invalid=10605, Unknown=0, NotChecked=0, Total=12210 [2024-05-30 16:58:36,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:58:36,664 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:58:36,664 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 111 states, 111 states have (on average 6.54054054054054) internal successors, (726), 111 states have internal predecessors, (726), 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) [2024-05-30 16:58:36,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:58:36,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:58:36,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:58:36,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:58:36,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:58:36,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:58:36,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:58:36,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:58:36,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:58:36,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:58:36,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:58:36,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:58:36,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:58:36,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:58:36,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:58:36,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:58:36,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:58:36,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-30 16:58:36,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-30 16:58:36,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-30 16:58:36,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-30 16:58:36,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-05-30 16:58:36,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2024-05-30 16:58:36,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2024-05-30 16:58:36,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-05-30 16:58:36,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2024-05-30 16:58:36,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:58:36,665 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:58:38,831 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:58:38,832 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:58:38,832 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:58:38,837 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:58:38,837 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:58:38,838 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:58:38,856 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:58:38,856 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:58:38,858 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:58:38,880 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:58:38,880 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:58:38,880 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:58:38,915 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:58:38,915 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:58:38,915 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:58:38,921 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:58:38,922 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:58:38,922 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:58:38,972 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:58:38,973 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:58:38,973 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:58:38,980 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:58:38,980 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:58:38,980 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:58:39,144 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:58:39,144 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:58:39,144 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:58:39,157 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:58:39,158 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:58:39,158 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:58:39,226 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:58:39,226 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:58:39,226 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:58:39,232 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:58:39,233 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:58:39,233 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:58:39,313 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1242 states. [2024-05-30 16:58:39,313 INFO L212 cStratifiedReduction]: Copied states 81 times. [2024-05-30 16:58:39,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:58:39,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:58:39,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:58:39,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:58:39,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:58:39,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:58:39,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:58:39,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:58:39,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:58:39,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:58:39,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:58:39,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:58:39,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:58:39,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:58:39,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:58:39,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:58:39,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:58:39,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-30 16:58:39,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-30 16:58:39,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-30 16:58:39,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-30 16:58:39,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-05-30 16:58:39,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2024-05-30 16:58:39,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2024-05-30 16:58:39,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-05-30 16:58:39,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2024-05-30 16:58:39,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-30 16:58:39,316 INFO L78 Accepts]: Start accepts. Automaton has currently 1420 states, but on-demand construction may add more states Word has length 553 [2024-05-30 16:58:39,326 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:58:39,358 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2024-05-30 16:58:39,539 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,25 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:58:39,540 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:58:39,540 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:58:39,540 INFO L85 PathProgramCache]: Analyzing trace with hash -1886484033, now seen corresponding path program 19 times [2024-05-30 16:58:39,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:58:39,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864670940] [2024-05-30 16:58:39,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:58:39,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:58:39,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:58:43,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2920 backedges. 282 proven. 1605 refuted. 0 times theorem prover too weak. 1033 trivial. 0 not checked. [2024-05-30 16:58:43,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:58:43,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864670940] [2024-05-30 16:58:43,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864670940] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:58:43,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1465806235] [2024-05-30 16:58:43,337 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-30 16:58:43,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:58:43,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:58:43,338 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) [2024-05-30 16:58:43,340 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-05-30 16:58:43,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:58:43,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 1129 conjuncts, 112 conjunts are in the unsatisfiable core [2024-05-30 16:58:43,928 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:58:48,761 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-30 16:58:48,762 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 24 treesize of output 17 [2024-05-30 16:58:48,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2920 backedges. 453 proven. 2016 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2024-05-30 16:58:48,975 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:58:50,034 INFO L349 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2024-05-30 16:58:50,035 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 14 [2024-05-30 16:58:57,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2920 backedges. 192 proven. 2277 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2024-05-30 16:58:57,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1465806235] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:58:57,643 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:58:57,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 75, 75] total 205 [2024-05-30 16:58:57,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913979705] [2024-05-30 16:58:57,643 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:58:57,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 205 states [2024-05-30 16:58:57,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:58:57,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 205 interpolants. [2024-05-30 16:58:57,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4377, Invalid=37443, Unknown=0, NotChecked=0, Total=41820 [2024-05-30 16:58:57,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:58:57,647 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:58:57,649 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 205 states, 205 states have (on average 6.068292682926829) internal successors, (1244), 205 states have internal predecessors, (1244), 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) [2024-05-30 16:58:57,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:58:57,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:58:57,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:58:57,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:58:57,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:58:57,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:58:57,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:58:57,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:58:57,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:58:57,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:58:57,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:58:57,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:58:57,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:58:57,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:58:57,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:58:57,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:58:57,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:58:57,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-30 16:58:57,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-30 16:58:57,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-30 16:58:57,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-30 16:58:57,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-05-30 16:58:57,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2024-05-30 16:58:57,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2024-05-30 16:58:57,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-05-30 16:58:57,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2024-05-30 16:58:57,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-30 16:58:57,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:58:57,651 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:59:11,030 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:59:11,030 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:59:11,030 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:11,036 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:59:11,036 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:11,036 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:11,055 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:59:11,056 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:11,056 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:11,076 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:59:11,077 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:11,077 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:11,111 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:59:11,111 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:11,111 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:11,117 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:59:11,118 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:11,118 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:11,169 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:59:11,170 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:11,170 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:11,177 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:59:11,177 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:11,177 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:11,258 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:59:11,258 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:11,258 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:11,271 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:59:11,271 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:11,271 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:11,425 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:59:11,425 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:59:11,425 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:11,431 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:59:11,431 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:11,432 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:11,525 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1260 states. [2024-05-30 16:59:11,525 INFO L212 cStratifiedReduction]: Copied states 81 times. [2024-05-30 16:59:11,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:59:11,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:59:11,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:59:11,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:59:11,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:59:11,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:59:11,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:59:11,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:59:11,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:59:11,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:59:11,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:59:11,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:59:11,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:59:11,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:59:11,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:59:11,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:59:11,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:59:11,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-30 16:59:11,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-30 16:59:11,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-30 16:59:11,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-30 16:59:11,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-05-30 16:59:11,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2024-05-30 16:59:11,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2024-05-30 16:59:11,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-05-30 16:59:11,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2024-05-30 16:59:11,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-30 16:59:11,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 158 states. [2024-05-30 16:59:11,526 INFO L78 Accepts]: Start accepts. Automaton has currently 1438 states, but on-demand construction may add more states Word has length 569 [2024-05-30 16:59:11,532 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:59:11,541 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2024-05-30 16:59:11,739 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,SelfDestructingSolverStorable27 [2024-05-30 16:59:11,739 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:59:11,740 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:59:11,740 INFO L85 PathProgramCache]: Analyzing trace with hash -873073188, now seen corresponding path program 20 times [2024-05-30 16:59:11,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:59:11,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251387503] [2024-05-30 16:59:11,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:59:11,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:59:11,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:59:17,168 INFO L134 CoverageAnalysis]: Checked inductivity of 3162 backedges. 29 proven. 2100 refuted. 0 times theorem prover too weak. 1033 trivial. 0 not checked. [2024-05-30 16:59:17,168 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:59:17,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251387503] [2024-05-30 16:59:17,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251387503] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:59:17,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1151085099] [2024-05-30 16:59:17,169 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-30 16:59:17,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:59:17,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:59:17,170 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) [2024-05-30 16:59:17,172 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2024-05-30 16:59:19,881 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-30 16:59:19,881 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:59:19,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 1157 conjuncts, 128 conjunts are in the unsatisfiable core [2024-05-30 16:59:19,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 16:59:24,524 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2024-05-30 16:59:24,690 INFO L134 CoverageAnalysis]: Checked inductivity of 3162 backedges. 11 proven. 2611 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2024-05-30 16:59:24,690 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 16:59:26,240 INFO L349 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2024-05-30 16:59:26,240 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 14 [2024-05-30 16:59:32,608 INFO L134 CoverageAnalysis]: Checked inductivity of 3162 backedges. 44 proven. 2578 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2024-05-30 16:59:32,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1151085099] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 16:59:32,608 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 16:59:32,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [64, 77, 77] total 214 [2024-05-30 16:59:32,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424333442] [2024-05-30 16:59:32,609 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 16:59:32,610 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 214 states [2024-05-30 16:59:32,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 16:59:32,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 214 interpolants. [2024-05-30 16:59:32,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5216, Invalid=40366, Unknown=0, NotChecked=0, Total=45582 [2024-05-30 16:59:32,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:59:32,614 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 16:59:32,614 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 214 states, 214 states have (on average 5.962616822429907) internal successors, (1276), 214 states have internal predecessors, (1276), 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) [2024-05-30 16:59:32,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:59:32,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 158 states. [2024-05-30 16:59:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:59:32,616 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 16:59:46,040 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:59:46,041 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:59:46,041 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:46,046 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:59:46,046 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:46,047 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:46,065 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:59:46,066 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:46,066 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:46,086 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:59:46,086 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:46,087 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:46,121 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:59:46,121 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:46,121 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:46,128 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:59:46,128 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:46,128 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:46,179 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:59:46,179 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:46,179 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:46,186 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:59:46,186 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:46,186 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:46,353 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:59:46,353 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:46,353 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:46,366 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:59:46,367 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:46,367 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:46,433 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:59:46,434 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 16:59:46,434 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:46,440 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 16:59:46,440 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:46,441 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 16:59:46,569 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1294 states. [2024-05-30 16:59:46,569 INFO L212 cStratifiedReduction]: Copied states 81 times. [2024-05-30 16:59:46,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 16:59:46,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 16:59:46,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:59:46,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 16:59:46,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:59:46,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 16:59:46,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 16:59:46,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 16:59:46,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-30 16:59:46,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-30 16:59:46,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-30 16:59:46,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-30 16:59:46,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:59:46,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 16:59:46,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-30 16:59:46,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-05-30 16:59:46,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-05-30 16:59:46,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-30 16:59:46,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-30 16:59:46,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-30 16:59:46,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-30 16:59:46,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-05-30 16:59:46,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2024-05-30 16:59:46,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2024-05-30 16:59:46,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-05-30 16:59:46,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2024-05-30 16:59:46,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-30 16:59:46,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 158 states. [2024-05-30 16:59:46,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2024-05-30 16:59:46,570 INFO L78 Accepts]: Start accepts. Automaton has currently 1472 states, but on-demand construction may add more states Word has length 590 [2024-05-30 16:59:46,576 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 16:59:46,585 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2024-05-30 16:59:46,785 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,SelfDestructingSolverStorable28 [2024-05-30 16:59:46,785 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 16:59:46,785 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 16:59:46,785 INFO L85 PathProgramCache]: Analyzing trace with hash -105173175, now seen corresponding path program 21 times [2024-05-30 16:59:46,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 16:59:46,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111531815] [2024-05-30 16:59:46,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 16:59:46,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 16:59:46,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 16:59:54,130 INFO L134 CoverageAnalysis]: Checked inductivity of 3511 backedges. 154 proven. 2720 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-05-30 16:59:54,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 16:59:54,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111531815] [2024-05-30 16:59:54,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111531815] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 16:59:54,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [626657163] [2024-05-30 16:59:54,132 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-30 16:59:54,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 16:59:54,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 16:59:54,132 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) [2024-05-30 16:59:54,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-05-30 16:59:58,428 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 14 check-sat command(s) [2024-05-30 16:59:58,428 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 16:59:58,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 1016 conjuncts, 39 conjunts are in the unsatisfiable core [2024-05-30 16:59:58,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 17:00:05,845 INFO L349 Elim1Store]: treesize reduction 30, result has 82.7 percent of original size [2024-05-30 17:00:05,845 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 101 treesize of output 174 [2024-05-30 17:00:06,150 INFO L134 CoverageAnalysis]: Checked inductivity of 3511 backedges. 26 proven. 944 refuted. 11 times theorem prover too weak. 2530 trivial. 0 not checked. [2024-05-30 17:00:06,150 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 17:00:08,798 INFO L349 Elim1Store]: treesize reduction 25, result has 49.0 percent of original size [2024-05-30 17:00:08,799 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 73 treesize of output 43 [2024-05-30 17:00:09,994 INFO L134 CoverageAnalysis]: Checked inductivity of 3511 backedges. 57 proven. 924 refuted. 0 times theorem prover too weak. 2530 trivial. 0 not checked. [2024-05-30 17:00:09,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [626657163] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 17:00:09,994 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 17:00:09,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [86, 23, 21] total 125 [2024-05-30 17:00:09,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35813324] [2024-05-30 17:00:09,994 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 17:00:09,995 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 125 states [2024-05-30 17:00:09,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 17:00:09,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 125 interpolants. [2024-05-30 17:00:09,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1098, Invalid=14401, Unknown=1, NotChecked=0, Total=15500 [2024-05-30 17:00:09,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 17:00:09,997 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 17:00:09,998 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 125 states, 125 states have (on average 7.584) internal successors, (948), 125 states have internal predecessors, (948), 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) [2024-05-30 17:00:09,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 17:00:09,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 17:00:09,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 17:00:09,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 17:00:09,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 17:00:09,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 17:00:09,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 17:00:09,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 17:00:09,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-30 17:00:09,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-30 17:00:09,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-30 17:00:09,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-30 17:00:09,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 17:00:09,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 17:00:09,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-30 17:00:09,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-05-30 17:00:09,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-05-30 17:00:09,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-30 17:00:09,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-30 17:00:09,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-30 17:00:09,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-30 17:00:09,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-05-30 17:00:09,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2024-05-30 17:00:09,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2024-05-30 17:00:09,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-05-30 17:00:09,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2024-05-30 17:00:09,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-30 17:00:09,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 158 states. [2024-05-30 17:00:09,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2024-05-30 17:00:09,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 17:00:09,999 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 17:00:11,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-05-30 17:00:20,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-05-30 17:00:21,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-05-30 17:00:23,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-05-30 17:00:29,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-05-30 17:00:34,841 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-05-30 17:00:37,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-05-30 17:00:38,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-05-30 17:00:43,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-05-30 17:00:45,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-05-30 17:00:46,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-05-30 17:00:48,628 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:00:48,628 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 17:00:48,628 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:00:48,634 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:00:48,634 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:00:48,634 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:00:48,654 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:00:48,654 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:00:48,654 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:00:48,676 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:00:48,676 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:00:48,676 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:00:49,485 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:00:49,485 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:00:49,485 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:00:49,492 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:00:49,492 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:00:49,492 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:00:49,812 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:00:49,812 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:00:49,812 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:00:49,825 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:00:49,825 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:00:49,825 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:00:50,101 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1492 states. [2024-05-30 17:00:50,102 INFO L212 cStratifiedReduction]: Copied states 43 times. [2024-05-30 17:00:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 17:00:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 17:00:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 17:00:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 17:00:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 17:00:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 17:00:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 17:00:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 17:00:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-30 17:00:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-30 17:00:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-30 17:00:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-30 17:00:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 17:00:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 17:00:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-30 17:00:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-05-30 17:00:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-05-30 17:00:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-30 17:00:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-30 17:00:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-30 17:00:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-30 17:00:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-05-30 17:00:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2024-05-30 17:00:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2024-05-30 17:00:50,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-05-30 17:00:50,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2024-05-30 17:00:50,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-30 17:00:50,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 158 states. [2024-05-30 17:00:50,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2024-05-30 17:00:50,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2024-05-30 17:00:50,103 INFO L78 Accepts]: Start accepts. Automaton has currently 1871 states, but on-demand construction may add more states Word has length 612 [2024-05-30 17:00:50,110 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 17:00:50,119 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2024-05-30 17:00:50,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,28 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 17:00:50,319 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 17:00:50,319 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 17:00:50,319 INFO L85 PathProgramCache]: Analyzing trace with hash 2139337385, now seen corresponding path program 22 times [2024-05-30 17:00:50,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 17:00:50,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143854189] [2024-05-30 17:00:50,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 17:00:50,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 17:00:50,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 17:00:57,956 INFO L134 CoverageAnalysis]: Checked inductivity of 3847 backedges. 37 proven. 3171 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2024-05-30 17:00:57,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 17:00:57,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143854189] [2024-05-30 17:00:57,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143854189] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 17:00:57,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [294982409] [2024-05-30 17:00:57,956 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-30 17:00:57,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 17:00:57,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 17:00:57,957 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) [2024-05-30 17:00:57,958 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2024-05-30 17:01:00,415 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-30 17:01:00,415 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 17:01:00,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 1109 conjuncts, 154 conjunts are in the unsatisfiable core [2024-05-30 17:01:00,429 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 17:01:06,652 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2024-05-30 17:01:06,826 INFO L134 CoverageAnalysis]: Checked inductivity of 3847 backedges. 25 proven. 3183 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2024-05-30 17:01:06,827 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 17:01:08,373 INFO L349 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2024-05-30 17:01:08,373 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 14 [2024-05-30 17:01:16,013 INFO L134 CoverageAnalysis]: Checked inductivity of 3847 backedges. 58 proven. 3150 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2024-05-30 17:01:16,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [294982409] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 17:01:16,014 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 17:01:16,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [89, 84, 84] total 249 [2024-05-30 17:01:16,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962659807] [2024-05-30 17:01:16,014 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 17:01:16,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 249 states [2024-05-30 17:01:16,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 17:01:16,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 249 interpolants. [2024-05-30 17:01:16,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9219, Invalid=52533, Unknown=0, NotChecked=0, Total=61752 [2024-05-30 17:01:16,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 17:01:16,021 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 17:01:16,022 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 249 states, 249 states have (on average 5.610441767068273) internal successors, (1397), 249 states have internal predecessors, (1397), 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) [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-30 17:01:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 158 states. [2024-05-30 17:01:16,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2024-05-30 17:01:16,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2024-05-30 17:01:16,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 17:01:16,023 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 17:01:28,698 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:01:28,698 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 17:01:28,698 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:01:28,704 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:01:28,704 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:01:28,704 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:01:28,723 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:01:28,724 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:01:28,724 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:01:28,745 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:01:28,745 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:01:28,745 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:01:28,782 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:01:28,782 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n2~0, ~q2_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:01:28,782 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:01:28,789 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:01:28,789 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:01:28,789 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:01:28,930 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:01:28,930 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:01:28,930 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:01:28,943 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:01:28,943 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:01:28,943 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:01:29,081 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1517 states. [2024-05-30 17:01:29,082 INFO L212 cStratifiedReduction]: Copied states 43 times. [2024-05-30 17:01:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 17:01:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 17:01:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 17:01:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 17:01:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 17:01:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 17:01:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 17:01:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 17:01:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-30 17:01:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-30 17:01:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-30 17:01:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-30 17:01:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 17:01:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 17:01:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-30 17:01:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-05-30 17:01:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-05-30 17:01:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-30 17:01:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-30 17:01:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-30 17:01:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-30 17:01:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-05-30 17:01:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2024-05-30 17:01:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2024-05-30 17:01:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-05-30 17:01:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2024-05-30 17:01:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-30 17:01:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 158 states. [2024-05-30 17:01:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2024-05-30 17:01:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2024-05-30 17:01:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2024-05-30 17:01:29,083 INFO L78 Accepts]: Start accepts. Automaton has currently 1896 states, but on-demand construction may add more states Word has length 625 [2024-05-30 17:01:29,090 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 17:01:29,098 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2024-05-30 17:01:29,298 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,29 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 17:01:29,298 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 17:01:29,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 17:01:29,299 INFO L85 PathProgramCache]: Analyzing trace with hash 1969698101, now seen corresponding path program 23 times [2024-05-30 17:01:29,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 17:01:29,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673772848] [2024-05-30 17:01:29,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 17:01:29,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 17:01:29,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 17:01:37,379 INFO L134 CoverageAnalysis]: Checked inductivity of 4125 backedges. 26 proven. 3460 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2024-05-30 17:01:37,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 17:01:37,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673772848] [2024-05-30 17:01:37,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673772848] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 17:01:37,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [789194790] [2024-05-30 17:01:37,380 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-30 17:01:37,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 17:01:37,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 17:01:37,381 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) [2024-05-30 17:01:37,383 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2024-05-30 17:02:57,246 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 24 check-sat command(s) [2024-05-30 17:02:57,247 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 17:02:57,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 1265 conjuncts, 81 conjunts are in the unsatisfiable core [2024-05-30 17:02:57,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 17:02:59,398 INFO L134 CoverageAnalysis]: Checked inductivity of 4125 backedges. 20 proven. 2327 refuted. 0 times theorem prover too weak. 1778 trivial. 0 not checked. [2024-05-30 17:02:59,398 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-30 17:02:59,864 INFO L349 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2024-05-30 17:02:59,865 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 14 [2024-05-30 17:03:00,197 INFO L134 CoverageAnalysis]: Checked inductivity of 4125 backedges. 20 proven. 1402 refuted. 0 times theorem prover too weak. 2703 trivial. 0 not checked. [2024-05-30 17:03:00,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [789194790] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-30 17:03:00,198 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-30 17:03:00,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [92, 35, 22] total 133 [2024-05-30 17:03:00,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997872690] [2024-05-30 17:03:00,198 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-30 17:03:00,199 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 133 states [2024-05-30 17:03:00,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 17:03:00,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 133 interpolants. [2024-05-30 17:03:00,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=823, Invalid=16733, Unknown=0, NotChecked=0, Total=17556 [2024-05-30 17:03:00,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 17:03:00,201 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 17:03:00,202 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 133 states, 133 states have (on average 7.2330827067669174) internal successors, (962), 133 states have internal predecessors, (962), 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) [2024-05-30 17:03:00,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 17:03:00,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 17:03:00,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 17:03:00,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 17:03:00,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 17:03:00,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-30 17:03:00,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-30 17:03:00,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 17:03:00,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-30 17:03:00,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-30 17:03:00,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-30 17:03:00,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-30 17:03:00,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 17:03:00,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-30 17:03:00,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-30 17:03:00,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-05-30 17:03:00,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-05-30 17:03:00,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-30 17:03:00,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-30 17:03:00,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-30 17:03:00,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-30 17:03:00,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-05-30 17:03:00,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2024-05-30 17:03:00,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2024-05-30 17:03:00,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-05-30 17:03:00,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2024-05-30 17:03:00,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-30 17:03:00,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 158 states. [2024-05-30 17:03:00,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2024-05-30 17:03:00,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2024-05-30 17:03:00,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2024-05-30 17:03:00,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 17:03:00,203 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 17:03:09,536 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:03:09,536 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 17:03:09,536 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:09,542 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:03:09,542 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:09,542 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:09,561 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:03:09,561 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:09,561 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:09,582 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:03:09,582 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:09,582 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,138 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:03:11,139 INFO L394 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-30 17:03:11,139 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,148 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:03:11,149 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,149 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,177 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:03:11,177 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,177 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,418 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:03:11,419 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,419 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,467 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:03:11,467 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,467 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,490 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:03:11,491 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,491 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,619 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:03:11,619 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,619 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,629 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:03:11,630 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,630 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,642 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:03:11,642 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,642 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,726 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:03:11,726 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,726 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,740 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:03:11,740 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,740 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,753 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:03:11,753 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,753 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,764 INFO L393 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-30 17:03:11,765 INFO L394 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,765 INFO L395 cStratifiedReduction]: Actual level: [ULTIMATE.start_create_fresh_int_array_~i~1#1, ~q2_back~0, ULTIMATE.start_create_fresh_int_array_#t~malloc28#1.offset, ULTIMATE.start_main_#t~ret17#1.offset, ULTIMATE.start_main_#t~ret18#1.offset, ULTIMATE.start_create_fresh_int_array_~size#1, ~q1~0.offset, ULTIMATE.start_create_fresh_int_array_#res#1.offset, ULTIMATE.start_create_fresh_int_array_#in~size#1, ~n1~0, ~n2~0, ~q1~0.base, ~q2_front~0, ~q1_back~0, ~q1_front~0, ~q2~0.offset, ULTIMATE.start_create_fresh_int_array_#t~post29#1, #memory_int, ~q2~0.base, thread2Thread1of1ForFork0_~j~0#1, thread3Thread1of1ForFork1_~k~0#1, ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset] [2024-05-30 17:03:11,979 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1511 states. [2024-05-30 17:03:11,980 INFO L212 cStratifiedReduction]: Copied states 128 times. [2024-05-30 17:03:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 17:03:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 17:03:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 17:03:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 17:03:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 17:03:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-30 17:03:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-30 17:03:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 17:03:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-30 17:03:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-30 17:03:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-30 17:03:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-30 17:03:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 17:03:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-30 17:03:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-30 17:03:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-05-30 17:03:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-05-30 17:03:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-30 17:03:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-30 17:03:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-05-30 17:03:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-30 17:03:11,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-05-30 17:03:11,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-05-30 17:03:11,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 146 states. [2024-05-30 17:03:11,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-05-30 17:03:11,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 149 states. [2024-05-30 17:03:11,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-30 17:03:11,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2024-05-30 17:03:11,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 165 states. [2024-05-30 17:03:11,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2024-05-30 17:03:11,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2024-05-30 17:03:11,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-05-30 17:03:11,981 INFO L78 Accepts]: Start accepts. Automaton has currently 1691 states, but on-demand construction may add more states Word has length 663 [2024-05-30 17:03:11,988 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 17:03:12,008 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2024-05-30 17:03:12,202 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,30 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 17:03:12,202 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 17:03:12,202 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 17:03:12,203 INFO L85 PathProgramCache]: Analyzing trace with hash -2078778467, now seen corresponding path program 24 times [2024-05-30 17:03:12,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 17:03:12,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889227725] [2024-05-30 17:03:12,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 17:03:12,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 17:03:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 17:03:14,107 INFO L134 CoverageAnalysis]: Checked inductivity of 4889 backedges. 844 proven. 1469 refuted. 0 times theorem prover too weak. 2576 trivial. 0 not checked. [2024-05-30 17:03:14,108 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 17:03:14,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889227725] [2024-05-30 17:03:14,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889227725] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-30 17:03:14,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1722147008] [2024-05-30 17:03:14,108 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-30 17:03:14,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 17:03:14,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 17:03:14,117 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) [2024-05-30 17:03:14,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2024-05-30 17:08:20,678 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 26 check-sat command(s) [2024-05-30 17:08:20,678 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-30 17:08:20,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 1345 conjuncts, 43 conjunts are in the unsatisfiable core [2024-05-30 17:08:20,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2024-05-30 17:08:21,785 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-30 17:08:21,792 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 [2024-05-30 17:08:21,804 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 [2024-05-30 17:08:21,898 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-30 17:08:21,927 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Ended with exit code 0 [2024-05-30 17:08:22,099 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,SelfDestructingSolverStorable32 [2024-05-30 17:08:22,099 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 664 with TraceHistMax 25,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 55 known predicates. [2024-05-30 17:08:22,123 INFO L445 BasicCegarLoop]: Path program histogram: [24, 3, 2, 2, 1, 1] [2024-05-30 17:08:22,124 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (1/4) [2024-05-30 17:08:22,126 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-30 17:08:22,126 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-05-30 17:08:22,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.05 05:08:22 BasicIcfg [2024-05-30 17:08:22,128 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-30 17:08:22,128 INFO L158 Benchmark]: Toolchain (without parser) took 836517.49ms. Allocated memory was 311.4MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 245.0MB in the beginning and 635.4MB in the end (delta: -390.4MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2024-05-30 17:08:22,128 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 181.4MB. Free memory was 112.5MB in the beginning and 112.3MB in the end (delta: 164.3kB). There was no memory consumed. Max. memory is 8.0GB. [2024-05-30 17:08:22,128 INFO L158 Benchmark]: CACSL2BoogieTranslator took 235.21ms. Allocated memory is still 311.4MB. Free memory was 244.5MB in the beginning and 231.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-05-30 17:08:22,128 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.36ms. Allocated memory is still 311.4MB. Free memory was 231.9MB in the beginning and 229.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-30 17:08:22,128 INFO L158 Benchmark]: Boogie Preprocessor took 36.90ms. Allocated memory is still 311.4MB. Free memory was 229.8MB in the beginning and 227.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-30 17:08:22,129 INFO L158 Benchmark]: RCFGBuilder took 610.75ms. Allocated memory is still 311.4MB. Free memory was 227.7MB in the beginning and 267.5MB in the end (delta: -39.8MB). Peak memory consumption was 29.4MB. Max. memory is 8.0GB. [2024-05-30 17:08:22,129 INFO L158 Benchmark]: TraceAbstraction took 835597.40ms. Allocated memory was 311.4MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 266.4MB in the beginning and 635.4MB in the end (delta: -369.0MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2024-05-30 17:08:22,130 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 181.4MB. Free memory was 112.5MB in the beginning and 112.3MB in the end (delta: 164.3kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 235.21ms. Allocated memory is still 311.4MB. Free memory was 244.5MB in the beginning and 231.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 32.36ms. Allocated memory is still 311.4MB. Free memory was 231.9MB in the beginning and 229.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 36.90ms. Allocated memory is still 311.4MB. Free memory was 229.8MB in the beginning and 227.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 610.75ms. Allocated memory is still 311.4MB. Free memory was 227.7MB in the beginning and 267.5MB in the end (delta: -39.8MB). Peak memory consumption was 29.4MB. Max. memory is 8.0GB. * TraceAbstraction took 835597.40ms. Allocated memory was 311.4MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 266.4MB in the beginning and 635.4MB in the end (delta: -369.0MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 13432, independent: 11564, independent conditional: 11564, independent unconditional: 0, dependent: 1868, dependent conditional: 1868, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11840, independent: 11564, independent conditional: 11564, independent unconditional: 0, dependent: 276, dependent conditional: 276, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11840, independent: 11564, independent conditional: 11564, independent unconditional: 0, dependent: 276, dependent conditional: 276, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17870, independent: 11564, independent conditional: 0, independent unconditional: 11564, dependent: 6306, dependent conditional: 6030, dependent unconditional: 276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 17870, independent: 11564, independent conditional: 0, independent unconditional: 11564, dependent: 6306, dependent conditional: 0, dependent unconditional: 6306, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17870, independent: 11564, independent conditional: 0, independent unconditional: 11564, dependent: 6306, dependent conditional: 0, dependent unconditional: 6306, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 11840, independent: 11564, independent conditional: 0, independent unconditional: 11564, dependent: 276, dependent conditional: 0, dependent unconditional: 276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 11840, independent: 11564, independent conditional: 0, independent unconditional: 11564, dependent: 276, dependent conditional: 0, dependent unconditional: 276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 276, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 276, dependent conditional: 0, dependent unconditional: 276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 276, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 276, dependent conditional: 0, dependent unconditional: 276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 276, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 276, dependent conditional: 0, dependent unconditional: 276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 708, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 708, dependent conditional: 0, dependent unconditional: 708, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 17870, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 6030, dependent conditional: 0, dependent unconditional: 6030, unknown: 11840, unknown conditional: 0, unknown unconditional: 11840] , Statistics on independence cache: Total cache size (in pairs): 11840, Positive cache size: 11564, Positive conditional cache size: 0, Positive unconditional cache size: 11564, Negative cache size: 276, Negative conditional cache size: 0, Negative unconditional cache size: 276, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6030, Maximal queried relation: 32, Independence queries for same thread: 1592 - StatisticsResult: Reduction benchmarks 27.3ms Time before loop, 780.1ms Time in loop, 0.8s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 37, Reduction States: 483, Duplicate States: 21, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 12.9ms Time before loop, 280.7ms Time in loop, 0.3s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 37, Reduction States: 527, Duplicate States: 21, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 15.7ms Time before loop, 33.4ms Time in loop, 0.0s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 4, Reduction States: 282, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 51.6ms Time before loop, 80.0ms Time in loop, 0.1s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 4, Reduction States: 290, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 21.9ms Time before loop, 104.0ms Time in loop, 0.1s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 4, Reduction States: 298, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 117.5ms Time before loop, 83.3ms Time in loop, 0.2s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 4, Reduction States: 307, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 346.8ms Time before loop, 208.7ms Time in loop, 0.6s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 4, Reduction States: 316, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 505.2ms Time before loop, 249.4ms Time in loop, 0.8s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 4, Reduction States: 337, Duplicate States: 0, Protected Variables: 15 - StatisticsResult: Reduction benchmarks 45.2ms Time before loop, 161.4ms Time in loop, 0.2s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 4, Reduction States: 346, Duplicate States: 0, Protected Variables: 15 - StatisticsResult: Reduction benchmarks 118.4ms Time before loop, 722.0ms Time in loop, 0.8s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 4, Reduction States: 360, Duplicate States: 0, Protected Variables: 16 - StatisticsResult: Reduction benchmarks 719.9ms Time before loop, 634.9ms Time in loop, 1.4s Time in total, Has Loop: 1, wrong guesses: 2, overall guesses: 18, Reduction States: 569, Duplicate States: 23, Protected Variables: 16 - StatisticsResult: Reduction benchmarks 447.1ms Time before loop, 363.0ms Time in loop, 0.8s Time in total, Has Loop: 1, wrong guesses: 2, overall guesses: 18, Reduction States: 578, Duplicate States: 23, Protected Variables: 16 - StatisticsResult: Reduction benchmarks 822.0ms Time before loop, 725.5ms Time in loop, 1.5s Time in total, Has Loop: 1, wrong guesses: 2, overall guesses: 18, Reduction States: 596, Duplicate States: 23, Protected Variables: 16 - StatisticsResult: Reduction benchmarks 801.2ms Time before loop, 891.7ms Time in loop, 1.7s Time in total, Has Loop: 1, wrong guesses: 2, overall guesses: 18, Reduction States: 614, Duplicate States: 23, Protected Variables: 16 - StatisticsResult: Reduction benchmarks 1661.1ms Time before loop, 1200.9ms Time in loop, 2.9s Time in total, Has Loop: 1, wrong guesses: 2, overall guesses: 28, Reduction States: 754, Duplicate States: 91, Protected Variables: 16 - StatisticsResult: Reduction benchmarks 2237.4ms Time before loop, 1364.8ms Time in loop, 3.6s Time in total, Has Loop: 1, wrong guesses: 2, overall guesses: 28, Reduction States: 795, Duplicate States: 91, Protected Variables: 16 - StatisticsResult: Reduction benchmarks 1031.1ms Time before loop, 530.2ms Time in loop, 1.6s Time in total, Has Loop: 1, wrong guesses: 2, overall guesses: 28, Reduction States: 804, Duplicate States: 91, Protected Variables: 16 - StatisticsResult: Reduction benchmarks 2405.4ms Time before loop, 1754.6ms Time in loop, 4.2s Time in total, Has Loop: 1, wrong guesses: 2, overall guesses: 19, Reduction States: 737, Duplicate States: 23, Protected Variables: 16 - StatisticsResult: Reduction benchmarks 257.7ms Time before loop, 2165.8ms Time in loop, 2.4s Time in total, Has Loop: 1, wrong guesses: 2, overall guesses: 19, Reduction States: 746, Duplicate States: 23, Protected Variables: 16 - StatisticsResult: Reduction benchmarks 4327.3ms Time before loop, 936.2ms Time in loop, 5.3s Time in total, Has Loop: 1, wrong guesses: 2, overall guesses: 19, Reduction States: 771, Duplicate States: 23, Protected Variables: 16 - StatisticsResult: Reduction benchmarks 2886.6ms Time before loop, 2089.7ms Time in loop, 5.0s Time in total, Has Loop: 1, wrong guesses: 3, overall guesses: 26, Reduction States: 955, Duplicate States: 53, Protected Variables: 20 - StatisticsResult: Reduction benchmarks 159.9ms Time before loop, 1402.3ms Time in loop, 1.6s Time in total, Has Loop: 1, wrong guesses: 3, overall guesses: 26, Reduction States: 964, Duplicate States: 53, Protected Variables: 20 - StatisticsResult: Reduction benchmarks 1296.3ms Time before loop, 386.0ms Time in loop, 1.7s Time in total, Has Loop: 1, wrong guesses: 3, overall guesses: 26, Reduction States: 973, Duplicate States: 53, Protected Variables: 20 - StatisticsResult: Reduction benchmarks 3759.0ms Time before loop, 3197.8ms Time in loop, 7.0s Time in total, Has Loop: 1, wrong guesses: 4, overall guesses: 29, Reduction States: 1056, Duplicate States: 68, Protected Variables: 20 - StatisticsResult: Reduction benchmarks 4907.2ms Time before loop, 2944.8ms Time in loop, 7.9s Time in total, Has Loop: 1, wrong guesses: 4, overall guesses: 29, Reduction States: 1074, Duplicate States: 68, Protected Variables: 20 - StatisticsResult: Reduction benchmarks 6948.4ms Time before loop, 1597.9ms Time in loop, 8.5s Time in total, Has Loop: 1, wrong guesses: 4, overall guesses: 29, Reduction States: 1099, Duplicate States: 68, Protected Variables: 20 - StatisticsResult: Reduction benchmarks 5251.5ms Time before loop, 3335.4ms Time in loop, 8.6s Time in total, Has Loop: 1, wrong guesses: 4, overall guesses: 32, Reduction States: 1233, Duplicate States: 81, Protected Variables: 20 - StatisticsResult: Reduction benchmarks 377.9ms Time before loop, 2269.5ms Time in loop, 2.6s Time in total, Has Loop: 1, wrong guesses: 4, overall guesses: 32, Reduction States: 1242, Duplicate States: 81, Protected Variables: 20 - StatisticsResult: Reduction benchmarks 7871.8ms Time before loop, 6001.9ms Time in loop, 13.9s Time in total, Has Loop: 1, wrong guesses: 4, overall guesses: 32, Reduction States: 1260, Duplicate States: 81, Protected Variables: 20 - StatisticsResult: Reduction benchmarks 8152.0ms Time before loop, 5801.2ms Time in loop, 14.0s Time in total, Has Loop: 1, wrong guesses: 4, overall guesses: 32, Reduction States: 1294, Duplicate States: 81, Protected Variables: 20 - StatisticsResult: Reduction benchmarks 7772.6ms Time before loop, 32329.7ms Time in loop, 40.1s Time in total, Has Loop: 1, wrong guesses: 2, overall guesses: 29, Reduction States: 1492, Duplicate States: 43, Protected Variables: 20 - StatisticsResult: Reduction benchmarks 11240.3ms Time before loop, 1818.3ms Time in loop, 13.1s Time in total, Has Loop: 1, wrong guesses: 2, overall guesses: 29, Reduction States: 1517, Duplicate States: 43, Protected Variables: 20 - StatisticsResult: Reduction benchmarks 7010.1ms Time before loop, 4766.3ms Time in loop, 11.8s Time in total, Has Loop: 1, wrong guesses: 2, overall guesses: 40, Reduction States: 1511, Duplicate States: 128, Protected Variables: 22 - StatisticsResult: Visitor Statistics States: 421, Transitions: 544, Traversal time: 0.8s - StatisticsResult: Visitor Statistics States: 421, Transitions: 550, Traversal time: 0.3s - StatisticsResult: Visitor Statistics States: 192, Transitions: 201, Traversal time: 0.0s - StatisticsResult: Visitor Statistics States: 199, Transitions: 208, Traversal time: 0.1s - StatisticsResult: Visitor Statistics States: 206, Transitions: 215, Traversal time: 0.1s - StatisticsResult: Visitor Statistics States: 214, Transitions: 223, Traversal time: 0.2s - StatisticsResult: Visitor Statistics States: 222, Transitions: 231, Traversal time: 0.6s - StatisticsResult: Visitor Statistics States: 235, Transitions: 245, Traversal time: 0.8s - StatisticsResult: Visitor Statistics States: 243, Transitions: 253, Traversal time: 0.2s - StatisticsResult: Visitor Statistics States: 255, Transitions: 266, Traversal time: 0.8s - StatisticsResult: Visitor Statistics States: 392, Transitions: 454, Traversal time: 1.4s - StatisticsResult: Visitor Statistics States: 400, Transitions: 462, Traversal time: 0.8s - StatisticsResult: Visitor Statistics States: 416, Transitions: 478, Traversal time: 1.5s - StatisticsResult: Visitor Statistics States: 432, Transitions: 494, Traversal time: 1.7s - StatisticsResult: Visitor Statistics States: 554, Transitions: 675, Traversal time: 2.9s - StatisticsResult: Visitor Statistics States: 572, Transitions: 693, Traversal time: 3.6s - StatisticsResult: Visitor Statistics States: 580, Transitions: 701, Traversal time: 1.6s - StatisticsResult: Visitor Statistics States: 497, Transitions: 561, Traversal time: 4.2s - StatisticsResult: Visitor Statistics States: 505, Transitions: 569, Traversal time: 2.4s - StatisticsResult: Visitor Statistics States: 518, Transitions: 582, Traversal time: 5.3s - StatisticsResult: Visitor Statistics States: 657, Transitions: 789, Traversal time: 5.0s - StatisticsResult: Visitor Statistics States: 665, Transitions: 797, Traversal time: 1.6s - StatisticsResult: Visitor Statistics States: 673, Transitions: 805, Traversal time: 1.7s - StatisticsResult: Visitor Statistics States: 735, Transitions: 892, Traversal time: 7.0s - StatisticsResult: Visitor Statistics States: 751, Transitions: 908, Traversal time: 7.9s - StatisticsResult: Visitor Statistics States: 764, Transitions: 921, Traversal time: 8.5s - StatisticsResult: Visitor Statistics States: 853, Transitions: 1061, Traversal time: 8.6s - StatisticsResult: Visitor Statistics States: 861, Transitions: 1069, Traversal time: 2.6s - StatisticsResult: Visitor Statistics States: 877, Transitions: 1085, Traversal time: 13.9s - StatisticsResult: Visitor Statistics States: 898, Transitions: 1106, Traversal time: 14.0s - StatisticsResult: Visitor Statistics States: 1045, Transitions: 1333, Traversal time: 40.1s - StatisticsResult: Visitor Statistics States: 1058, Transitions: 1346, Traversal time: 13.1s - StatisticsResult: Visitor Statistics States: 1010, Transitions: 1264, Traversal time: 11.8s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 431, RedundantProofs: 27, ProvenStates: 2699, Times there's more than one choice: 2031, Avg number of choices: 17.397554649870322 - TimeoutResultAtElement [Line: 126]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 664 with TraceHistMax 25,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 55 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 7 procedures, 231 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 835.4s, OverallIterations: 33, TraceHistogramMax: 0, PathProgramHistogramMax: 24, EmptinessCheckTime: 165.0s, 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: 2191, 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: 1.2s SsaConstructionTime, 151.7s SatisfiabilityAnalysisTime, 197.9s InterpolantComputationTime, 22810 NumberOfCodeBlocks, 22325 NumberOfCodeBlocksAsserted, 203 NumberOfCheckSat, 33783 ConstructedInterpolants, 200 QuantifiedInterpolants, 334775 SizeOfPredicates, 752 NumberOfNonLiveVariables, 21928 ConjunctsInSsa, 1540 ConjunctsInUnsatCore, 88 InterpolantComputations, 4 PerfectInterpolantSequences, 51927/117446 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