/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/NewStatesSleep.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-1-dsl.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-e23131f-m [2024-05-03 08:01:02,621 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-03 08:01:02,684 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-03 08:01:02,688 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-03 08:01:02,689 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-03 08:01:02,708 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-03 08:01:02,709 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-03 08:01:02,709 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-03 08:01:02,710 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-03 08:01:02,713 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-03 08:01:02,713 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-03 08:01:02,713 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-03 08:01:02,713 INFO L153 SettingsManager]: * Use SBE=true [2024-05-03 08:01:02,715 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-03 08:01:02,715 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-03 08:01:02,715 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-03 08:01:02,715 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-03 08:01:02,715 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-03 08:01:02,716 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-03 08:01:02,716 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-03 08:01:02,716 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-03 08:01:02,716 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-03 08:01:02,716 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-03 08:01:02,717 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-03 08:01:02,717 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-03 08:01:02,717 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-03 08:01:02,717 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-03 08:01:02,717 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-03 08:01:02,717 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-03 08:01:02,718 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-03 08:01:02,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-03 08:01:02,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-03 08:01:02,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-03 08:01:02,719 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-03 08:01:02,719 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-03 08:01:02,719 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-03 08:01:02,719 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-03 08:01:02,720 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-03 08:01:02,720 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-03 08:01:02,720 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-05-03 08:01:02,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-03 08:01:02,929 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-03 08:01:02,931 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-03 08:01:02,932 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-03 08:01:02,932 INFO L274 PluginConnector]: CDTParser initialized [2024-05-03 08:01:02,933 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-1-dsl.wvr.c [2024-05-03 08:01:03,958 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-03 08:01:04,122 INFO L384 CDTParser]: Found 1 translation units. [2024-05-03 08:01:04,122 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-1-dsl.wvr.c [2024-05-03 08:01:04,129 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7ff646108/2013174a6e464405a3d23c5a15ec37f0/FLAGde7af8306 [2024-05-03 08:01:04,139 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7ff646108/2013174a6e464405a3d23c5a15ec37f0 [2024-05-03 08:01:04,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-03 08:01:04,142 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-03 08:01:04,144 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-03 08:01:04,144 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-03 08:01:04,148 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-03 08:01:04,149 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 08:01:04" (1/1) ... [2024-05-03 08:01:04,149 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@595464d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 08:01:04, skipping insertion in model container [2024-05-03 08:01:04,150 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 08:01:04" (1/1) ... [2024-05-03 08:01:04,170 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-03 08:01:04,291 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/parallel-parallel-sum-1-dsl.wvr.c[4372,4385] [2024-05-03 08:01:04,299 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-03 08:01:04,306 INFO L202 MainTranslator]: Completed pre-run [2024-05-03 08:01:04,329 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/parallel-parallel-sum-1-dsl.wvr.c[4372,4385] [2024-05-03 08:01:04,332 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-03 08:01:04,344 INFO L206 MainTranslator]: Completed translation [2024-05-03 08:01:04,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 08:01:04 WrapperNode [2024-05-03 08:01:04,344 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-03 08:01:04,345 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-03 08:01:04,345 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-03 08:01:04,345 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-03 08:01:04,350 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 08:01:04" (1/1) ... [2024-05-03 08:01:04,360 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 08:01:04" (1/1) ... [2024-05-03 08:01:04,381 INFO L138 Inliner]: procedures = 29, calls = 95, calls flagged for inlining = 21, calls inlined = 27, statements flattened = 303 [2024-05-03 08:01:04,381 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-03 08:01:04,381 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-03 08:01:04,381 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-03 08:01:04,382 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-03 08:01:04,388 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 08:01:04" (1/1) ... [2024-05-03 08:01:04,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 08:01:04" (1/1) ... [2024-05-03 08:01:04,392 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 08:01:04" (1/1) ... [2024-05-03 08:01:04,392 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 08:01:04" (1/1) ... [2024-05-03 08:01:04,404 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 08:01:04" (1/1) ... [2024-05-03 08:01:04,407 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 08:01:04" (1/1) ... [2024-05-03 08:01:04,409 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 08:01:04" (1/1) ... [2024-05-03 08:01:04,411 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 08:01:04" (1/1) ... [2024-05-03 08:01:04,413 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-03 08:01:04,414 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-03 08:01:04,415 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-03 08:01:04,415 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-03 08:01:04,415 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 08:01:04" (1/1) ... [2024-05-03 08:01:04,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-03 08:01:04,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:01:04,450 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-03 08:01:04,460 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-03 08:01:04,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-03 08:01:04,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-03 08:01:04,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-03 08:01:04,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-03 08:01:04,491 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-03 08:01:04,491 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-03 08:01:04,491 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-03 08:01:04,491 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-03 08:01:04,491 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-03 08:01:04,491 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-03 08:01:04,491 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-05-03 08:01:04,491 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-05-03 08:01:04,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-03 08:01:04,493 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-05-03 08:01:04,493 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-05-03 08:01:04,493 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-05-03 08:01:04,494 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-05-03 08:01:04,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-03 08:01:04,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-03 08:01:04,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-05-03 08:01:04,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-03 08:01:04,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-03 08:01:04,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-03 08:01:04,495 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-03 08:01:04,617 INFO L241 CfgBuilder]: Building ICFG [2024-05-03 08:01:04,618 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-03 08:01:05,086 INFO L282 CfgBuilder]: Performing block encoding [2024-05-03 08:01:05,271 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-03 08:01:05,271 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2024-05-03 08:01:05,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 08:01:05 BoogieIcfgContainer [2024-05-03 08:01:05,272 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-03 08:01:05,274 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-03 08:01:05,274 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-03 08:01:05,277 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-03 08:01:05,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.05 08:01:04" (1/3) ... [2024-05-03 08:01:05,278 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58d11a80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 08:01:05, skipping insertion in model container [2024-05-03 08:01:05,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 08:01:04" (2/3) ... [2024-05-03 08:01:05,279 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58d11a80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 08:01:05, skipping insertion in model container [2024-05-03 08:01:05,279 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 08:01:05" (3/3) ... [2024-05-03 08:01:05,280 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-1-dsl.wvr.c [2024-05-03 08:01:05,287 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-03 08:01:05,294 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-03 08:01:05,294 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-03 08:01:05,294 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-03 08:01:05,399 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-05-03 08:01:05,454 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 08:01:05,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-03 08:01:05,454 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:01:05,457 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-03 08:01:05,486 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-03 08:01:05,501 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-03 08:01:05,505 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-05-03 08:01:05,512 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1ebb39b4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 08:01:05,512 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-03 08:01:05,517 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2024-05-03 08:01:05,518 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-05-03 08:01:05,525 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-03 08:01:05,528 INFO L308 ceAbstractionStarter]: Result for error location thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (1/11) [2024-05-03 08:01:05,539 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 08:01:05,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-03 08:01:05,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:01:05,566 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-03 08:01:05,570 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-03 08:01:05,570 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-05-03 08:01:05,571 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1ebb39b4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 08:01:05,571 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-03 08:01:05,571 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2024-05-03 08:01:05,571 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-05-03 08:01:05,572 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-03 08:01:05,573 INFO L308 ceAbstractionStarter]: Result for error location thread1Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/11) [2024-05-03 08:01:05,576 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 08:01:05,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-03 08:01:05,576 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:01:05,580 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-05-03 08:01:05,583 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-03 08:01:05,586 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-03 08:01:05,586 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-03 08:01:05,587 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1ebb39b4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 08:01:05,587 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-03 08:01:05,588 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2024-05-03 08:01:05,716 INFO L78 Accepts]: Start accepts. Automaton has currently 347 states, but on-demand construction may add more states Word has length 197 [2024-05-03 08:01:05,718 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:01:05,719 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:01:05,723 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:01:05,723 INFO L85 PathProgramCache]: Analyzing trace with hash 927049608, now seen corresponding path program 1 times [2024-05-03 08:01:05,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:01:05,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403944890] [2024-05-03 08:01:05,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:01:05,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:01:05,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:01:06,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 08:01:06,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:01:06,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403944890] [2024-05-03 08:01:06,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [403944890] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 08:01:06,012 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 08:01:06,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-03 08:01:06,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930284939] [2024-05-03 08:01:06,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 08:01:06,019 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-03 08:01:06,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:01:06,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-03 08:01:06,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-03 08:01:06,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:06,049 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:01:06,050 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 98.5) internal successors, (197), 2 states have internal predecessors, (197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:01:06,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:06,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:06,106 INFO L78 Accepts]: Start accepts. Automaton has currently 305 states, but on-demand construction may add more states Word has length 193 [2024-05-03 08:01:06,107 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:01:06,107 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-03 08:01:06,108 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:01:06,108 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:01:06,108 INFO L85 PathProgramCache]: Analyzing trace with hash 2023355671, now seen corresponding path program 1 times [2024-05-03 08:01:06,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:01:06,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087839113] [2024-05-03 08:01:06,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:01:06,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:01:06,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:01:06,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 08:01:06,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:01:06,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087839113] [2024-05-03 08:01:06,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2087839113] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 08:01:06,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 08:01:06,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-03 08:01:06,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075497289] [2024-05-03 08:01:06,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 08:01:06,621 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-03 08:01:06,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:01:06,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-03 08:01:06,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-03 08:01:06,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:06,629 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:01:06,629 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 32.166666666666664) internal successors, (193), 6 states have internal predecessors, (193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:01:06,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:06,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:06,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:06,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:01:06,793 INFO L78 Accepts]: Start accepts. Automaton has currently 329 states, but on-demand construction may add more states Word has length 198 [2024-05-03 08:01:06,796 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:01:06,796 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-03 08:01:06,797 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:01:06,798 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:01:06,798 INFO L85 PathProgramCache]: Analyzing trace with hash -75404601, now seen corresponding path program 1 times [2024-05-03 08:01:06,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:01:06,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258564239] [2024-05-03 08:01:06,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:01:06,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:01:06,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:01:06,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 08:01:06,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:01:06,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258564239] [2024-05-03 08:01:06,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258564239] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 08:01:06,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 08:01:06,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-03 08:01:06,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982453447] [2024-05-03 08:01:06,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 08:01:06,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-03 08:01:06,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:01:06,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-03 08:01:06,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-03 08:01:06,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:06,946 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:01:06,951 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:01:06,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:06,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:01:06,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:07,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:07,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:01:07,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:01:07,010 INFO L78 Accepts]: Start accepts. Automaton has currently 383 states, but on-demand construction may add more states Word has length 198 [2024-05-03 08:01:07,012 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:01:07,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-03 08:01:07,012 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:01:07,012 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:01:07,012 INFO L85 PathProgramCache]: Analyzing trace with hash -787929977, now seen corresponding path program 2 times [2024-05-03 08:01:07,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:01:07,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420027904] [2024-05-03 08:01:07,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:01:07,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:01:07,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:01:07,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 08:01:07,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:01:07,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420027904] [2024-05-03 08:01:07,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420027904] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 08:01:07,218 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 08:01:07,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-03 08:01:07,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537530003] [2024-05-03 08:01:07,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 08:01:07,219 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-03 08:01:07,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:01:07,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-03 08:01:07,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-05-03 08:01:07,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:07,220 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:01:07,220 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 28.285714285714285) internal successors, (198), 7 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:01:07,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:07,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:01:07,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:01:07,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:01:07,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:01:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:01:07,351 INFO L78 Accepts]: Start accepts. Automaton has currently 391 states, but on-demand construction may add more states Word has length 206 [2024-05-03 08:01:07,352 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:01:07,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-03 08:01:07,352 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:01:07,352 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:01:07,353 INFO L85 PathProgramCache]: Analyzing trace with hash 1283033475, now seen corresponding path program 1 times [2024-05-03 08:01:07,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:01:07,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270629687] [2024-05-03 08:01:07,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:01:07,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:01:07,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:01:07,617 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 08:01:07,617 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:01:07,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270629687] [2024-05-03 08:01:07,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [270629687] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:01:07,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2137610285] [2024-05-03 08:01:07,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:01:07,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:01:07,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:01:07,624 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:01:07,649 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-03 08:01:07,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:01:07,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 8 conjunts are in the unsatisfiable core [2024-05-03 08:01:07,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:01:08,078 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 08:01:08,078 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:01:08,318 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 08:01:08,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2137610285] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 08:01:08,319 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 08:01:08,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 19 [2024-05-03 08:01:08,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838860939] [2024-05-03 08:01:08,319 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 08:01:08,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-05-03 08:01:08,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:01:08,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-05-03 08:01:08,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2024-05-03 08:01:08,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:08,320 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:01:08,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 15.105263157894736) internal successors, (287), 19 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:01:08,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:08,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:01:08,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:01:08,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:01:08,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:08,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:08,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:01:08,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:01:08,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:01:08,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:01:08,608 INFO L78 Accepts]: Start accepts. Automaton has currently 400 states, but on-demand construction may add more states Word has length 214 [2024-05-03 08:01:08,609 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:01:08,615 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-05-03 08:01:08,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:01:08,815 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:01:08,816 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:01:08,816 INFO L85 PathProgramCache]: Analyzing trace with hash 111358591, now seen corresponding path program 2 times [2024-05-03 08:01:08,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:01:08,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827985444] [2024-05-03 08:01:08,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:01:08,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:01:08,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:01:09,045 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-03 08:01:09,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:01:09,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827985444] [2024-05-03 08:01:09,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827985444] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:01:09,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2079460202] [2024-05-03 08:01:09,046 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-03 08:01:09,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:01:09,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:01:09,047 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:01:09,052 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-03 08:01:09,212 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-03 08:01:09,212 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 08:01:09,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 8 conjunts are in the unsatisfiable core [2024-05-03 08:01:09,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:01:09,347 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-03 08:01:09,348 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:01:09,505 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-03 08:01:09,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2079460202] provided 1 perfect and 1 imperfect interpolant sequences [2024-05-03 08:01:09,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-05-03 08:01:09,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9, 9] total 19 [2024-05-03 08:01:09,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132441670] [2024-05-03 08:01:09,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 08:01:09,506 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-05-03 08:01:09,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:01:09,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-03 08:01:09,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=262, Unknown=0, NotChecked=0, Total=342 [2024-05-03 08:01:09,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:09,507 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:01:09,507 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 23.666666666666668) internal successors, (213), 9 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:01:09,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:09,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:01:09,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:01:09,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:01:09,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:01:09,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:09,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:09,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:01:09,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:01:09,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:01:09,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:01:09,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:01:09,848 INFO L78 Accepts]: Start accepts. Automaton has currently 2338 states, but on-demand construction may add more states Word has length 214 [2024-05-03 08:01:09,849 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:01:09,859 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-03 08:01:10,055 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,SelfDestructingSolverStorable5 [2024-05-03 08:01:10,056 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:01:10,056 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:01:10,056 INFO L85 PathProgramCache]: Analyzing trace with hash -831143734, now seen corresponding path program 1 times [2024-05-03 08:01:10,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:01:10,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790923512] [2024-05-03 08:01:10,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:01:10,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:01:10,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:01:10,303 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-03 08:01:10,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:01:10,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790923512] [2024-05-03 08:01:10,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1790923512] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:01:10,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1930762190] [2024-05-03 08:01:10,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:01:10,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:01:10,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:01:10,305 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:01:10,307 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-03 08:01:10,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:01:10,448 INFO L262 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 8 conjunts are in the unsatisfiable core [2024-05-03 08:01:10,451 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:01:10,618 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-03 08:01:10,619 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:01:10,810 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-03 08:01:10,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1930762190] provided 1 perfect and 1 imperfect interpolant sequences [2024-05-03 08:01:10,811 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-05-03 08:01:10,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9, 9] total 19 [2024-05-03 08:01:10,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875234472] [2024-05-03 08:01:10,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 08:01:10,811 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-05-03 08:01:10,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:01:10,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-03 08:01:10,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=262, Unknown=0, NotChecked=0, Total=342 [2024-05-03 08:01:10,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:10,812 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:01:10,813 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 23.666666666666668) internal successors, (213), 9 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:01:10,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:10,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:01:10,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:01:10,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:01:10,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:01:10,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:01:10,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:11,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:11,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:01:11,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:01:11,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:01:11,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:01:11,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:01:11,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:01:11,048 INFO L78 Accepts]: Start accepts. Automaton has currently 1879 states, but on-demand construction may add more states Word has length 219 [2024-05-03 08:01:11,050 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:01:11,057 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-05-03 08:01:11,255 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:01:11,255 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:01:11,256 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:01:11,256 INFO L85 PathProgramCache]: Analyzing trace with hash -2058899276, now seen corresponding path program 1 times [2024-05-03 08:01:11,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:01:11,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212266962] [2024-05-03 08:01:11,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:01:11,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:01:11,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:01:13,929 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 08:01:13,929 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:01:13,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212266962] [2024-05-03 08:01:13,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212266962] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:01:13,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2136307861] [2024-05-03 08:01:13,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:01:13,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:01:13,930 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:01:13,931 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:01:13,956 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-03 08:01:14,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:01:14,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 562 conjuncts, 48 conjunts are in the unsatisfiable core [2024-05-03 08:01:14,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:01:14,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:01:14,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-03 08:01:14,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:01:14,772 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-03 08:01:14,830 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 15 treesize of output 7 [2024-05-03 08:01:14,862 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-03 08:01:14,862 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:01:15,198 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t6~0.base_23| Int)) (or (< |v_thread4Thread1of1ForFork4_~#t6~0.base_23| (+ |c_#StackHeapBarrier| 1)) (forall ((v_ArrVal_390 (Array Int Int)) (v_ArrVal_389 (Array Int Int))) (= (select (select (store (store |c_#memory_int| |c_thread4Thread1of1ForFork4_~#t5~0.base| v_ArrVal_389) |v_thread4Thread1of1ForFork4_~#t6~0.base_23| v_ArrVal_390) c_~X_0~0.base) (+ c_~X_0~0.offset 4)) c_~s_2~0)))) is different from false [2024-05-03 08:01:15,674 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t5~0.base_23| Int)) (let ((.cse0 (+ |c_#StackHeapBarrier| 1))) (or (< |v_thread4Thread1of1ForFork4_~#t5~0.base_23| .cse0) (forall ((|v_thread4Thread1of1ForFork4_~#t6~0.base_23| Int)) (or (forall ((v_ArrVal_390 (Array Int Int)) (v_ArrVal_389 (Array Int Int))) (= (select (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_23| v_ArrVal_389) |v_thread4Thread1of1ForFork4_~#t6~0.base_23| v_ArrVal_390) c_~X_0~0.base) (+ c_~X_0~0.offset 4)) c_~s_2~0)) (< |v_thread4Thread1of1ForFork4_~#t6~0.base_23| .cse0)))))) is different from false [2024-05-03 08:01:17,912 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_390 (Array Int Int)) (|v_thread4Thread1of1ForFork4_~#t5~0.base_23| Int) (v_ArrVal_389 (Array Int Int)) (|v_thread4Thread1of1ForFork4_~#t6~0.base_23| Int)) (let ((.cse0 (+ |c_#StackHeapBarrier| 1))) (or (< |v_thread4Thread1of1ForFork4_~#t5~0.base_23| .cse0) (= (select (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_23| v_ArrVal_389) |v_thread4Thread1of1ForFork4_~#t6~0.base_23| v_ArrVal_390) c_~X_0~0.base) (+ c_~X_0~0.offset 4)) (+ c_~t_5~0 c_~s_2~0)) (< |v_thread4Thread1of1ForFork4_~#t6~0.base_23| .cse0)))) is different from false [2024-05-03 08:01:18,014 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:01:18,015 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 218 treesize of output 142 [2024-05-03 08:01:18,020 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 25 [2024-05-03 08:01:18,024 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 24 [2024-05-03 08:01:18,332 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 2 not checked. [2024-05-03 08:01:18,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2136307861] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 08:01:18,332 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 08:01:18,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 19, 19] total 56 [2024-05-03 08:01:18,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963073991] [2024-05-03 08:01:18,333 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 08:01:18,333 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 56 states [2024-05-03 08:01:18,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:01:18,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2024-05-03 08:01:18,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=175, Invalid=2541, Unknown=52, NotChecked=312, Total=3080 [2024-05-03 08:01:18,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:18,335 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:01:18,335 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 56 states, 56 states have (on average 8.589285714285714) internal successors, (481), 56 states have internal predecessors, (481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:01:18,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:18,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:01:18,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:01:18,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:01:18,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:01:18,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:01:18,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:01:18,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:21,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:21,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:01:21,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:01:21,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:01:21,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:01:21,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:01:21,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:01:21,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-03 08:01:21,852 INFO L78 Accepts]: Start accepts. Automaton has currently 1963 states, but on-demand construction may add more states Word has length 224 [2024-05-03 08:01:21,853 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:01:21,860 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-05-03 08:01:22,059 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,SelfDestructingSolverStorable7 [2024-05-03 08:01:22,059 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:01:22,060 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:01:22,061 INFO L85 PathProgramCache]: Analyzing trace with hash 2065010320, now seen corresponding path program 2 times [2024-05-03 08:01:22,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:01:22,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529524254] [2024-05-03 08:01:22,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:01:22,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:01:22,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:01:22,315 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-03 08:01:22,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:01:22,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529524254] [2024-05-03 08:01:22,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529524254] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:01:22,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2017642999] [2024-05-03 08:01:22,316 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-03 08:01:22,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:01:22,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:01:22,317 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:01:22,319 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-05-03 08:01:22,590 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-03 08:01:22,590 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 08:01:22,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 6 conjunts are in the unsatisfiable core [2024-05-03 08:01:22,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:01:22,740 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-03 08:01:22,740 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:01:22,850 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-03 08:01:22,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2017642999] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 08:01:22,850 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 08:01:22,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 7, 7] total 17 [2024-05-03 08:01:22,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009267793] [2024-05-03 08:01:22,851 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 08:01:22,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-05-03 08:01:22,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:01:22,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-05-03 08:01:22,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=224, Unknown=0, NotChecked=0, Total=272 [2024-05-03 08:01:22,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:22,852 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:01:22,853 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 20.764705882352942) internal successors, (353), 17 states have internal predecessors, (353), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:01:22,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:22,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:01:22,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:01:22,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:01:22,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:01:22,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:01:22,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:01:22,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-03 08:01:22,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:23,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:23,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:01:23,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:01:23,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:01:23,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:01:23,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:01:23,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:01:23,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-03 08:01:23,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-03 08:01:23,417 INFO L78 Accepts]: Start accepts. Automaton has currently 1997 states, but on-demand construction may add more states Word has length 227 [2024-05-03 08:01:23,419 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:01:23,432 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-05-03 08:01:23,627 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:01:23,628 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:01:23,628 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:01:23,628 INFO L85 PathProgramCache]: Analyzing trace with hash -2131562079, now seen corresponding path program 1 times [2024-05-03 08:01:23,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:01:23,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156199631] [2024-05-03 08:01:23,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:01:23,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:01:23,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:01:23,889 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-03 08:01:23,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:01:23,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156199631] [2024-05-03 08:01:23,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156199631] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:01:23,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1411199885] [2024-05-03 08:01:23,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:01:23,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:01:23,890 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:01:23,891 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:01:23,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-05-03 08:01:24,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:01:24,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 11 conjunts are in the unsatisfiable core [2024-05-03 08:01:24,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:01:24,267 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 12 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-03 08:01:24,267 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:01:24,508 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-03 08:01:24,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1411199885] provided 1 perfect and 1 imperfect interpolant sequences [2024-05-03 08:01:24,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-05-03 08:01:24,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [12, 12] total 27 [2024-05-03 08:01:24,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490926856] [2024-05-03 08:01:24,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 08:01:24,509 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-05-03 08:01:24,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:01:24,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-03 08:01:24,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=140, Invalid=562, Unknown=0, NotChecked=0, Total=702 [2024-05-03 08:01:24,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:24,510 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:01:24,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 18.833333333333332) internal successors, (226), 12 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:01:24,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:24,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:01:24,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:01:24,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:01:24,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:01:24,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:01:24,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:01:24,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-03 08:01:24,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-03 08:01:24,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:26,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:26,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:01:26,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:01:26,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:01:26,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:01:26,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:01:26,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:01:26,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:01:26,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:01:26,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:01:26,359 INFO L78 Accepts]: Start accepts. Automaton has currently 4230 states, but on-demand construction may add more states Word has length 232 [2024-05-03 08:01:26,361 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:01:26,366 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-05-03 08:01:26,561 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-05-03 08:01:26,562 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:01:26,562 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:01:26,562 INFO L85 PathProgramCache]: Analyzing trace with hash 1372270811, now seen corresponding path program 3 times [2024-05-03 08:01:26,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:01:26,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751932786] [2024-05-03 08:01:26,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:01:26,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:01:26,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:01:26,807 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-05-03 08:01:26,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:01:26,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751932786] [2024-05-03 08:01:26,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [751932786] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:01:26,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1913789009] [2024-05-03 08:01:26,808 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-03 08:01:26,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:01:26,808 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:01:26,809 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:01:26,833 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-05-03 08:01:27,153 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-05-03 08:01:27,154 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 08:01:27,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 6 conjunts are in the unsatisfiable core [2024-05-03 08:01:27,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:01:27,275 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-05-03 08:01:27,275 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:01:27,379 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-05-03 08:01:27,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1913789009] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 08:01:27,379 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 08:01:27,379 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 7, 7] total 17 [2024-05-03 08:01:27,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111352230] [2024-05-03 08:01:27,379 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 08:01:27,380 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-05-03 08:01:27,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:01:27,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-05-03 08:01:27,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2024-05-03 08:01:27,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:27,381 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:01:27,381 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 21.58823529411765) internal successors, (367), 17 states have internal predecessors, (367), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:01:27,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:27,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:01:27,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:01:27,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:01:27,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:01:27,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:01:27,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:01:27,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:01:27,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:01:27,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:01:27,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:27,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:01:27,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:01:27,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:01:27,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:01:27,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:01:27,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:01:27,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:01:27,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:01:27,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:01:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:01:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:01:27,924 INFO L78 Accepts]: Start accepts. Automaton has currently 4503 states, but on-demand construction may add more states Word has length 237 [2024-05-03 08:01:27,925 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:01:27,933 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-05-03 08:01:28,134 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,SelfDestructingSolverStorable10 [2024-05-03 08:01:28,134 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:01:28,134 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:01:28,135 INFO L85 PathProgramCache]: Analyzing trace with hash -1219555639, now seen corresponding path program 4 times [2024-05-03 08:01:28,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:01:28,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797796330] [2024-05-03 08:01:28,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:01:28,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:01:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:01:31,138 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 08:01:31,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:01:31,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797796330] [2024-05-03 08:01:31,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797796330] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:01:31,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1201633023] [2024-05-03 08:01:31,139 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-03 08:01:31,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:01:31,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:01:31,140 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:01:31,140 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-05-03 08:01:31,356 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-03 08:01:31,356 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 08:01:31,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 608 conjuncts, 76 conjunts are in the unsatisfiable core [2024-05-03 08:01:31,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:01:32,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:01:32,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2024-05-03 08:01:32,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:01:32,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2024-05-03 08:01:32,714 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:01:32,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 12 [2024-05-03 08:01:32,741 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-03 08:01:32,741 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:01:33,011 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_676 (Array Int Int)) (v_ArrVal_675 (Array Int Int))) (= (let ((.cse0 (select (store (store |c_#memory_int| |c_thread4Thread1of1ForFork4_~#t5~0.base| v_ArrVal_675) |c_thread4Thread1of1ForFork4_~#t6~0.base| v_ArrVal_676) c_~X_0~0.base)) (.cse1 (* 4 c_~i_7~0))) (+ c_~s_6~0 (select .cse0 (+ c_~X_0~0.offset 4 .cse1)) (select .cse0 (+ 8 c_~X_0~0.offset .cse1)))) c_~s_2~0)) is different from false [2024-05-03 08:01:33,020 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_676 (Array Int Int)) (v_ArrVal_675 (Array Int Int))) (= (let ((.cse0 (select (store (store |c_#memory_int| |c_thread4Thread1of1ForFork4_~#t5~0.base| v_ArrVal_675) |c_thread4Thread1of1ForFork4_~#t6~0.base| v_ArrVal_676) c_~X_0~0.base))) (+ (select .cse0 (+ 8 c_~X_0~0.offset)) (select .cse0 (+ c_~X_0~0.offset 4)))) c_~s_2~0)) is different from false [2024-05-03 08:01:33,029 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t6~0.base_33| Int)) (or (< |v_thread4Thread1of1ForFork4_~#t6~0.base_33| (+ |c_#StackHeapBarrier| 1)) (forall ((v_ArrVal_676 (Array Int Int)) (v_ArrVal_675 (Array Int Int))) (= (let ((.cse0 (select (store (store |c_#memory_int| |c_thread4Thread1of1ForFork4_~#t5~0.base| v_ArrVal_675) |v_thread4Thread1of1ForFork4_~#t6~0.base_33| v_ArrVal_676) c_~X_0~0.base))) (+ (select .cse0 (+ c_~X_0~0.offset 4)) (select .cse0 (+ 8 c_~X_0~0.offset)))) c_~s_2~0)))) is different from false [2024-05-03 08:01:33,040 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t6~0.base_33| Int) (|v_thread4Thread1of1ForFork4_~#t5~0.base_33| Int) (v_ArrVal_676 (Array Int Int)) (v_ArrVal_675 (Array Int Int))) (let ((.cse0 (+ |c_#StackHeapBarrier| 1))) (or (< |v_thread4Thread1of1ForFork4_~#t5~0.base_33| .cse0) (= (let ((.cse1 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_33| v_ArrVal_675) |v_thread4Thread1of1ForFork4_~#t6~0.base_33| v_ArrVal_676) c_~X_0~0.base))) (+ (select .cse1 (+ c_~X_0~0.offset 4)) (select .cse1 (+ 8 c_~X_0~0.offset)))) c_~s_2~0) (< |v_thread4Thread1of1ForFork4_~#t6~0.base_33| .cse0)))) is different from false [2024-05-03 08:01:35,173 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t6~0.base_33| Int) (|v_thread4Thread1of1ForFork4_~#t5~0.base_33| Int) (v_ArrVal_676 (Array Int Int)) (v_ArrVal_675 (Array Int Int))) (let ((.cse1 (+ |c_#StackHeapBarrier| 1))) (or (= (let ((.cse0 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_33| v_ArrVal_675) |v_thread4Thread1of1ForFork4_~#t6~0.base_33| v_ArrVal_676) c_~X_0~0.base))) (+ (select .cse0 (+ c_~X_0~0.offset 4)) (select .cse0 (+ 8 c_~X_0~0.offset)))) (+ c_~t_5~0 c_~s_2~0)) (< |v_thread4Thread1of1ForFork4_~#t5~0.base_33| .cse1) (< |v_thread4Thread1of1ForFork4_~#t6~0.base_33| .cse1)))) is different from false [2024-05-03 08:01:37,232 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t6~0.base_33| Int) (|v_thread4Thread1of1ForFork4_~#t5~0.base_33| Int) (v_ArrVal_676 (Array Int Int)) (v_ArrVal_675 (Array Int Int))) (let ((.cse0 (+ |c_#StackHeapBarrier| 1))) (or (< |v_thread4Thread1of1ForFork4_~#t5~0.base_33| .cse0) (= (let ((.cse1 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_33| v_ArrVal_675) |v_thread4Thread1of1ForFork4_~#t6~0.base_33| v_ArrVal_676) c_~X_0~0.base))) (+ (select .cse1 (+ c_~X_0~0.offset 4)) (select .cse1 (+ 8 c_~X_0~0.offset)))) (+ (select (select |c_#memory_int| c_~X_0~0.base) (+ c_~X_0~0.offset 4 (* 4 c_~i_3~0))) c_~s_2~0)) (< |v_thread4Thread1of1ForFork4_~#t6~0.base_33| .cse0)))) is different from false [2024-05-03 08:02:04,808 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:02:04,808 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 350 treesize of output 216 [2024-05-03 08:02:04,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 31 [2024-05-03 08:02:04,822 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:02:04,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 30 [2024-05-03 08:02:07,273 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 27 trivial. 9 not checked. [2024-05-03 08:02:07,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1201633023] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 08:02:07,274 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 08:02:07,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 27, 23] total 78 [2024-05-03 08:02:07,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922688522] [2024-05-03 08:02:07,274 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 08:02:07,274 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 78 states [2024-05-03 08:02:07,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:02:07,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 78 interpolants. [2024-05-03 08:02:07,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=250, Invalid=4852, Unknown=34, NotChecked=870, Total=6006 [2024-05-03 08:02:07,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:02:07,277 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:02:07,277 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 78 states, 78 states have (on average 6.897435897435898) internal successors, (538), 78 states have internal predecessors, (538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:02:07,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:02:07,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:02:07,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:02:07,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:02:07,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:02:07,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:02:07,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:02:07,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:02:07,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:02:07,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:02:07,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:02:07,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:02:12,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:02:12,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:02:12,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:02:12,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:02:12,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:02:12,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:02:12,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:02:12,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:02:12,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:02:12,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:02:12,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:02:12,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-03 08:02:12,795 INFO L78 Accepts]: Start accepts. Automaton has currently 4596 states, but on-demand construction may add more states Word has length 250 [2024-05-03 08:02:12,796 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:02:12,802 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-05-03 08:02:12,997 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:02:12,997 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:02:12,997 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:02:12,997 INFO L85 PathProgramCache]: Analyzing trace with hash 377000087, now seen corresponding path program 5 times [2024-05-03 08:02:12,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:02:12,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681722949] [2024-05-03 08:02:12,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:02:12,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:02:13,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:02:13,284 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 17 proven. 44 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-05-03 08:02:13,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:02:13,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681722949] [2024-05-03 08:02:13,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681722949] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:02:13,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [444366449] [2024-05-03 08:02:13,285 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-03 08:02:13,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:02:13,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:02:13,286 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:02:13,288 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-05-03 08:02:13,501 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2024-05-03 08:02:13,502 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 08:02:13,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 638 conjuncts, 8 conjunts are in the unsatisfiable core [2024-05-03 08:02:13,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:02:13,696 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-05-03 08:02:13,697 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:02:13,835 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-05-03 08:02:13,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [444366449] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 08:02:13,835 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 08:02:13,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 9, 9] total 25 [2024-05-03 08:02:13,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475255120] [2024-05-03 08:02:13,836 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 08:02:13,836 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-05-03 08:02:13,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:02:13,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-05-03 08:02:13,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=522, Unknown=0, NotChecked=0, Total=600 [2024-05-03 08:02:13,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:02:13,837 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:02:13,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 16.16) internal successors, (404), 25 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:02:13,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:02:13,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:02:13,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:02:13,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:02:13,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:02:13,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:02:13,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:02:13,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:02:13,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:02:13,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:02:13,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:02:13,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-03 08:02:13,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:02:15,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:02:15,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:02:15,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:02:15,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:02:15,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:02:15,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:02:15,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:02:15,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:02:15,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:02:15,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:02:15,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:02:15,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:02:15,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:02:15,029 INFO L78 Accepts]: Start accepts. Automaton has currently 7610 states, but on-demand construction may add more states Word has length 250 [2024-05-03 08:02:15,031 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:02:15,036 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-05-03 08:02:15,231 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,SelfDestructingSolverStorable12 [2024-05-03 08:02:15,231 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:02:15,231 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:02:15,231 INFO L85 PathProgramCache]: Analyzing trace with hash 452045224, now seen corresponding path program 6 times [2024-05-03 08:02:15,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:02:15,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104235293] [2024-05-03 08:02:15,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:02:15,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:02:15,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:02:15,557 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 17 proven. 44 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-05-03 08:02:15,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:02:15,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104235293] [2024-05-03 08:02:15,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104235293] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:02:15,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1223041870] [2024-05-03 08:02:15,557 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-03 08:02:15,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:02:15,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:02:15,559 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:02:15,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-05-03 08:02:15,791 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2024-05-03 08:02:15,791 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 08:02:15,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 638 conjuncts, 8 conjunts are in the unsatisfiable core [2024-05-03 08:02:15,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:02:15,970 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 13 proven. 17 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-05-03 08:02:15,970 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:02:16,121 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 13 proven. 17 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-05-03 08:02:16,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1223041870] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 08:02:16,121 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 08:02:16,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 9, 9] total 22 [2024-05-03 08:02:16,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147052476] [2024-05-03 08:02:16,121 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 08:02:16,122 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-05-03 08:02:16,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:02:16,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-05-03 08:02:16,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=390, Unknown=0, NotChecked=0, Total=462 [2024-05-03 08:02:16,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:02:16,123 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:02:16,123 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 17.727272727272727) internal successors, (390), 22 states have internal predecessors, (390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:02:16,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:02:16,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:02:16,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:02:16,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:02:16,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:02:16,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:02:16,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:02:16,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:02:16,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:02:16,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:02:16,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:02:16,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:02:16,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:02:16,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:02:17,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:02:17,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:02:17,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:02:17,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:02:17,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:02:17,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:02:17,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:02:17,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:02:17,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:02:17,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:02:17,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:02:17,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:02:17,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:02:17,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:02:17,035 INFO L78 Accepts]: Start accepts. Automaton has currently 8523 states, but on-demand construction may add more states Word has length 255 [2024-05-03 08:02:17,036 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:02:17,044 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-05-03 08:02:17,236 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,SelfDestructingSolverStorable13 [2024-05-03 08:02:17,237 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:02:17,237 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:02:17,237 INFO L85 PathProgramCache]: Analyzing trace with hash -649785828, now seen corresponding path program 7 times [2024-05-03 08:02:17,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:02:17,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132523147] [2024-05-03 08:02:17,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:02:17,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:02:17,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:02:21,513 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 12 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 08:02:21,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:02:21,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132523147] [2024-05-03 08:02:21,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2132523147] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:02:21,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [625599826] [2024-05-03 08:02:21,514 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-03 08:02:21,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:02:21,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:02:21,515 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:02:21,516 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-05-03 08:02:21,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:02:21,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 654 conjuncts, 90 conjunts are in the unsatisfiable core [2024-05-03 08:02:21,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:02:22,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:02:22,925 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2024-05-03 08:02:23,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:02:23,024 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2024-05-03 08:02:23,414 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:02:23,414 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 15 [2024-05-03 08:02:23,438 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-03 08:02:23,439 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:02:23,903 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_906 (Array Int Int)) (v_ArrVal_905 (Array Int Int))) (= (let ((.cse0 (select (store (store |c_#memory_int| |c_thread4Thread1of1ForFork4_~#t5~0.base| v_ArrVal_905) |c_thread4Thread1of1ForFork4_~#t6~0.base| v_ArrVal_906) c_~X_0~0.base)) (.cse1 (* 4 c_~i_7~0))) (+ c_~s_6~0 (select .cse0 (+ c_~X_0~0.offset 12 .cse1)) (select .cse0 (+ c_~X_0~0.offset 4 .cse1)) (select .cse0 (+ 8 c_~X_0~0.offset .cse1)))) c_~s_2~0)) is different from false [2024-05-03 08:02:24,049 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t6~0.base_40| Int)) (or (forall ((v_ArrVal_906 (Array Int Int)) (v_ArrVal_905 (Array Int Int))) (= (let ((.cse0 (select (store (store |c_#memory_int| |c_thread4Thread1of1ForFork4_~#t5~0.base| v_ArrVal_905) |v_thread4Thread1of1ForFork4_~#t6~0.base_40| v_ArrVal_906) c_~X_0~0.base))) (+ (select .cse0 (+ 8 c_~X_0~0.offset)) (select .cse0 (+ c_~X_0~0.offset 4)) (select .cse0 (+ c_~X_0~0.offset 12)))) c_~s_2~0)) (< |v_thread4Thread1of1ForFork4_~#t6~0.base_40| (+ |c_#StackHeapBarrier| 1)))) is different from false [2024-05-03 08:02:25,173 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t5~0.base_40| Int)) (let ((.cse1 (+ |c_#StackHeapBarrier| 1))) (or (forall ((|v_thread4Thread1of1ForFork4_~#t6~0.base_40| Int)) (or (forall ((v_ArrVal_906 (Array Int Int)) (v_ArrVal_905 (Array Int Int))) (= (let ((.cse0 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_40| v_ArrVal_905) |v_thread4Thread1of1ForFork4_~#t6~0.base_40| v_ArrVal_906) c_~X_0~0.base))) (+ (select .cse0 (+ 8 c_~X_0~0.offset)) (select .cse0 (+ c_~X_0~0.offset 4)) (select .cse0 (+ c_~X_0~0.offset 12)))) c_~s_2~0)) (< |v_thread4Thread1of1ForFork4_~#t6~0.base_40| .cse1))) (< |v_thread4Thread1of1ForFork4_~#t5~0.base_40| .cse1)))) is different from false [2024-05-03 08:02:25,345 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t5~0.base_40| Int) (|v_thread4Thread1of1ForFork4_~#t6~0.base_40| Int) (v_ArrVal_906 (Array Int Int)) (v_ArrVal_905 (Array Int Int))) (let ((.cse0 (+ |c_#StackHeapBarrier| 1))) (or (< |v_thread4Thread1of1ForFork4_~#t5~0.base_40| .cse0) (< |v_thread4Thread1of1ForFork4_~#t6~0.base_40| .cse0) (= (let ((.cse1 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_40| v_ArrVal_905) |v_thread4Thread1of1ForFork4_~#t6~0.base_40| v_ArrVal_906) c_~X_0~0.base))) (+ (select .cse1 (+ 8 c_~X_0~0.offset)) (select .cse1 (+ c_~X_0~0.offset 4)) (select .cse1 (+ c_~X_0~0.offset 12)))) (+ c_~t_5~0 c_~s_2~0))))) is different from false [2024-05-03 08:02:27,447 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t5~0.base_40| Int) (|v_thread4Thread1of1ForFork4_~#t6~0.base_40| Int) (v_ArrVal_906 (Array Int Int)) (v_ArrVal_905 (Array Int Int))) (let ((.cse1 (+ |c_#StackHeapBarrier| 1))) (or (= (let ((.cse0 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_40| v_ArrVal_905) |v_thread4Thread1of1ForFork4_~#t6~0.base_40| v_ArrVal_906) c_~X_0~0.base))) (+ (select .cse0 (+ 8 c_~X_0~0.offset)) (select .cse0 (+ c_~X_0~0.offset 4)) (select .cse0 (+ c_~X_0~0.offset 12)))) (+ (select (select |c_#memory_int| c_~X_0~0.base) (+ c_~X_0~0.offset 4 (* 4 c_~i_3~0))) c_~s_2~0)) (< |v_thread4Thread1of1ForFork4_~#t5~0.base_40| .cse1) (< |v_thread4Thread1of1ForFork4_~#t6~0.base_40| .cse1)))) is different from false [2024-05-03 08:04:06,215 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:04:06,215 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 232 treesize of output 184 [2024-05-03 08:04:06,223 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:04:06,224 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 106 treesize of output 82 [2024-05-03 08:04:06,232 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:04:06,233 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 34 [2024-05-03 08:04:13,024 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 52 trivial. 16 not checked. [2024-05-03 08:04:13,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [625599826] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 08:04:13,024 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 08:04:13,024 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [46, 33, 27] total 94 [2024-05-03 08:04:13,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770076852] [2024-05-03 08:04:13,024 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 08:04:13,025 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 94 states [2024-05-03 08:04:13,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:04:13,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2024-05-03 08:04:13,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=341, Invalid=7416, Unknown=95, NotChecked=890, Total=8742 [2024-05-03 08:04:13,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:04:13,028 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:04:13,028 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 94 states, 94 states have (on average 6.212765957446808) internal successors, (584), 94 states have internal predecessors, (584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:04:13,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:04:13,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:04:13,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:04:13,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:04:13,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:04:13,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:04:13,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:04:13,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:04:13,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:04:13,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:04:13,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:04:13,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:04:13,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:04:13,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:04:13,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:04:21,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:04:21,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:04:21,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:04:21,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:04:21,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:04:21,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:04:21,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:04:21,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:04:21,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:04:21,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:04:21,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:04:21,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:04:21,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:04:21,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:04:21,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-03 08:04:21,325 INFO L78 Accepts]: Start accepts. Automaton has currently 8607 states, but on-demand construction may add more states Word has length 260 [2024-05-03 08:04:21,327 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:04:21,334 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-05-03 08:04:21,528 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,SelfDestructingSolverStorable14 [2024-05-03 08:04:21,528 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:04:21,528 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:04:21,528 INFO L85 PathProgramCache]: Analyzing trace with hash -2124262872, now seen corresponding path program 8 times [2024-05-03 08:04:21,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:04:21,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343301975] [2024-05-03 08:04:21,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:04:21,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:04:21,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:04:21,870 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 26 proven. 64 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-05-03 08:04:21,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:04:21,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343301975] [2024-05-03 08:04:21,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343301975] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:04:21,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [645806278] [2024-05-03 08:04:21,871 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-03 08:04:21,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:04:21,871 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:04:21,872 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:04:21,875 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-05-03 08:04:22,082 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-03 08:04:22,082 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 08:04:22,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 670 conjuncts, 10 conjunts are in the unsatisfiable core [2024-05-03 08:04:22,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:04:22,317 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 38 proven. 21 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-05-03 08:04:22,317 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:04:22,473 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 38 proven. 21 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-05-03 08:04:22,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [645806278] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 08:04:22,473 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 08:04:22,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 11, 11] total 27 [2024-05-03 08:04:22,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186836427] [2024-05-03 08:04:22,474 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 08:04:22,477 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-03 08:04:22,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:04:22,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-05-03 08:04:22,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=598, Unknown=0, NotChecked=0, Total=702 [2024-05-03 08:04:22,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:04:22,481 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:04:22,482 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 14.777777777777779) internal successors, (399), 27 states have internal predecessors, (399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:04:22,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:04:22,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:04:22,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:04:22,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:04:22,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:04:22,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:04:22,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:04:22,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:04:22,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:04:22,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:04:22,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:04:22,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:04:22,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:04:22,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:04:22,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-03 08:04:22,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:04:23,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:04:23,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:04:23,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:04:23,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:04:23,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:04:23,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:04:23,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:04:23,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:04:23,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:04:23,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:04:23,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:04:23,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:04:23,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:04:23,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:04:23,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-03 08:04:23,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-03 08:04:23,452 INFO L78 Accepts]: Start accepts. Automaton has currently 8669 states, but on-demand construction may add more states Word has length 263 [2024-05-03 08:04:23,454 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:04:23,461 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-05-03 08:04:23,659 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,SelfDestructingSolverStorable15 [2024-05-03 08:04:23,659 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:04:23,660 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:04:23,660 INFO L85 PathProgramCache]: Analyzing trace with hash 1649595791, now seen corresponding path program 1 times [2024-05-03 08:04:23,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:04:23,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39448973] [2024-05-03 08:04:23,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:04:23,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:04:23,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:04:23,998 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 38 proven. 68 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-03 08:04:23,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:04:23,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39448973] [2024-05-03 08:04:23,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39448973] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:04:23,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1024426879] [2024-05-03 08:04:23,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:04:23,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:04:23,998 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:04:24,008 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:04:24,011 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-05-03 08:04:24,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:04:24,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-03 08:04:24,192 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:04:24,574 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 60 proven. 46 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-03 08:04:24,575 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:04:24,959 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 93 proven. 13 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-03 08:04:24,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1024426879] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 08:04:24,959 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 08:04:24,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 18] total 43 [2024-05-03 08:04:24,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952657778] [2024-05-03 08:04:24,960 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 08:04:24,960 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2024-05-03 08:04:24,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:04:24,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2024-05-03 08:04:24,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=317, Invalid=1489, Unknown=0, NotChecked=0, Total=1806 [2024-05-03 08:04:24,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:04:24,961 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:04:24,962 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 9.209302325581396) internal successors, (396), 43 states have internal predecessors, (396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:04:24,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:04:24,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:04:24,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:04:24,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:04:24,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:04:24,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:04:24,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:04:24,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:04:24,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:04:24,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:04:24,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:04:24,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:04:24,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:04:24,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:04:24,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-03 08:04:24,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-03 08:04:24,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:04:28,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:04:28,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:04:28,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:04:28,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:04:28,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:04:28,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:04:28,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:04:28,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:04:28,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:04:28,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:04:28,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:04:28,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:04:28,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:04:28,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:04:28,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:04:28,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:04:28,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:04:28,030 INFO L78 Accepts]: Start accepts. Automaton has currently 12442 states, but on-demand construction may add more states Word has length 268 [2024-05-03 08:04:28,032 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:04:28,040 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-05-03 08:04:28,233 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-05-03 08:04:28,233 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:04:28,233 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:04:28,233 INFO L85 PathProgramCache]: Analyzing trace with hash 252891059, now seen corresponding path program 9 times [2024-05-03 08:04:28,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:04:28,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176837488] [2024-05-03 08:04:28,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:04:28,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:04:28,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:04:28,589 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 38 proven. 68 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-05-03 08:04:28,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:04:28,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176837488] [2024-05-03 08:04:28,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176837488] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:04:28,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [881776649] [2024-05-03 08:04:28,589 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-03 08:04:28,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:04:28,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:04:28,591 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:04:28,616 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-05-03 08:04:28,905 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-05-03 08:04:28,905 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 08:04:28,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 670 conjuncts, 10 conjunts are in the unsatisfiable core [2024-05-03 08:04:28,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:04:29,121 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 27 proven. 32 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-05-03 08:04:29,121 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:04:29,304 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 27 proven. 32 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-05-03 08:04:29,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [881776649] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 08:04:29,304 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 08:04:29,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 11, 11] total 27 [2024-05-03 08:04:29,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396080904] [2024-05-03 08:04:29,304 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 08:04:29,305 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-03 08:04:29,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:04:29,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-05-03 08:04:29,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=599, Unknown=0, NotChecked=0, Total=702 [2024-05-03 08:04:29,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:04:29,306 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:04:29,306 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 15.296296296296296) internal successors, (413), 27 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:04:29,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:04:29,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:04:29,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:04:29,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:04:29,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:04:29,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:04:29,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:04:29,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:04:29,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:04:29,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:04:29,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:04:29,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:04:29,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:04:29,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:04:29,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:04:29,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:04:29,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:04:29,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:04:30,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:04:30,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:04:30,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:04:30,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:04:30,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:04:30,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:04:30,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:04:30,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:04:30,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:04:30,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:04:30,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:04:30,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:04:30,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:04:30,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:04:30,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:04:30,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:04:30,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:04:30,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:04:30,656 INFO L78 Accepts]: Start accepts. Automaton has currently 13839 states, but on-demand construction may add more states Word has length 273 [2024-05-03 08:04:30,658 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:04:30,664 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-05-03 08:04:30,859 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-05-03 08:04:30,859 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:04:30,859 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:04:30,860 INFO L85 PathProgramCache]: Analyzing trace with hash 1018230513, now seen corresponding path program 10 times [2024-05-03 08:04:30,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:04:30,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222562306] [2024-05-03 08:04:30,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:04:30,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:04:30,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:04:35,275 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 3 proven. 158 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 08:04:35,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:04:35,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222562306] [2024-05-03 08:04:35,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222562306] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:04:35,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1794285576] [2024-05-03 08:04:35,275 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-03 08:04:35,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:04:35,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:04:35,276 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:04:35,277 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-05-03 08:04:35,532 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-03 08:04:35,532 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 08:04:35,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 700 conjuncts, 118 conjunts are in the unsatisfiable core [2024-05-03 08:04:35,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:04:37,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:04:37,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 21 [2024-05-03 08:04:37,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:04:37,327 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 21 [2024-05-03 08:04:37,867 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:04:37,868 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 17 [2024-05-03 08:04:37,891 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-03 08:04:37,892 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:04:38,509 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1224 (Array Int Int)) (v_ArrVal_1223 (Array Int Int))) (= (let ((.cse0 (select (store (store |c_#memory_int| |c_thread4Thread1of1ForFork4_~#t5~0.base| v_ArrVal_1223) |c_thread4Thread1of1ForFork4_~#t6~0.base| v_ArrVal_1224) c_~X_0~0.base)) (.cse1 (* 4 c_~i_7~0))) (+ c_~s_6~0 (select .cse0 (+ c_~X_0~0.offset 4 .cse1)) (select .cse0 (+ c_~X_0~0.offset 12 .cse1)) (select .cse0 (+ 16 c_~X_0~0.offset .cse1)) (select .cse0 (+ 8 c_~X_0~0.offset .cse1)))) c_~s_2~0)) is different from false [2024-05-03 08:04:38,520 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1224 (Array Int Int)) (v_ArrVal_1223 (Array Int Int))) (= (let ((.cse0 (select (store (store |c_#memory_int| |c_thread4Thread1of1ForFork4_~#t5~0.base| v_ArrVal_1223) |c_thread4Thread1of1ForFork4_~#t6~0.base| v_ArrVal_1224) c_~X_0~0.base))) (+ (select .cse0 (+ 16 c_~X_0~0.offset)) (select .cse0 (+ 8 c_~X_0~0.offset)) (select .cse0 (+ c_~X_0~0.offset 12)) (select .cse0 (+ c_~X_0~0.offset 4)))) c_~s_2~0)) is different from false [2024-05-03 08:04:40,534 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t6~0.base_50| Int) (v_ArrVal_1224 (Array Int Int)) (v_ArrVal_1223 (Array Int Int))) (or (< |v_thread4Thread1of1ForFork4_~#t6~0.base_50| (+ |c_#StackHeapBarrier| 1)) (= (let ((.cse0 (select (store (store |c_#memory_int| |c_thread4Thread1of1ForFork4_~#t5~0.base| v_ArrVal_1223) |v_thread4Thread1of1ForFork4_~#t6~0.base_50| v_ArrVal_1224) c_~X_0~0.base))) (+ (select .cse0 (+ 16 c_~X_0~0.offset)) (select .cse0 (+ c_~X_0~0.offset 4)) (select .cse0 (+ 8 c_~X_0~0.offset)) (select .cse0 (+ c_~X_0~0.offset 12)))) c_~s_2~0))) is different from false [2024-05-03 08:04:40,549 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t5~0.base_50| Int)) (let ((.cse0 (+ |c_#StackHeapBarrier| 1))) (or (forall ((|v_thread4Thread1of1ForFork4_~#t6~0.base_50| Int) (v_ArrVal_1224 (Array Int Int)) (v_ArrVal_1223 (Array Int Int))) (or (< |v_thread4Thread1of1ForFork4_~#t6~0.base_50| .cse0) (= (let ((.cse1 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_50| v_ArrVal_1223) |v_thread4Thread1of1ForFork4_~#t6~0.base_50| v_ArrVal_1224) c_~X_0~0.base))) (+ (select .cse1 (+ c_~X_0~0.offset 12)) (select .cse1 (+ 16 c_~X_0~0.offset)) (select .cse1 (+ 8 c_~X_0~0.offset)) (select .cse1 (+ c_~X_0~0.offset 4)))) c_~s_2~0))) (< |v_thread4Thread1of1ForFork4_~#t5~0.base_50| .cse0)))) is different from false [2024-05-03 08:04:40,732 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t5~0.base_50| Int) (|v_thread4Thread1of1ForFork4_~#t6~0.base_50| Int) (v_ArrVal_1224 (Array Int Int)) (v_ArrVal_1223 (Array Int Int))) (let ((.cse0 (+ |c_#StackHeapBarrier| 1))) (or (< |v_thread4Thread1of1ForFork4_~#t6~0.base_50| .cse0) (< |v_thread4Thread1of1ForFork4_~#t5~0.base_50| .cse0) (= (+ c_~t_5~0 c_~s_2~0) (let ((.cse1 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_50| v_ArrVal_1223) |v_thread4Thread1of1ForFork4_~#t6~0.base_50| v_ArrVal_1224) c_~X_0~0.base))) (+ (select .cse1 (+ c_~X_0~0.offset 12)) (select .cse1 (+ 16 c_~X_0~0.offset)) (select .cse1 (+ 8 c_~X_0~0.offset)) (select .cse1 (+ c_~X_0~0.offset 4)))))))) is different from false [2024-05-03 08:04:40,797 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t5~0.base_50| Int) (|v_thread4Thread1of1ForFork4_~#t6~0.base_50| Int) (v_ArrVal_1224 (Array Int Int)) (v_ArrVal_1223 (Array Int Int))) (let ((.cse0 (+ |c_#StackHeapBarrier| 1))) (or (< |v_thread4Thread1of1ForFork4_~#t6~0.base_50| .cse0) (< |v_thread4Thread1of1ForFork4_~#t5~0.base_50| .cse0) (= (+ (select (select |c_#memory_int| c_~X_0~0.base) (+ c_~X_0~0.offset 4 (* 4 c_~i_3~0))) c_~s_2~0) (let ((.cse1 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_50| v_ArrVal_1223) |v_thread4Thread1of1ForFork4_~#t6~0.base_50| v_ArrVal_1224) c_~X_0~0.base))) (+ (select .cse1 (+ c_~X_0~0.offset 12)) (select .cse1 (+ 16 c_~X_0~0.offset)) (select .cse1 (+ 8 c_~X_0~0.offset)) (select .cse1 (+ c_~X_0~0.offset 4)))))))) is different from false [2024-05-03 08:04:42,847 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t5~0.base_50| Int) (|v_thread4Thread1of1ForFork4_~#t6~0.base_50| Int) (v_ArrVal_1224 (Array Int Int)) (v_ArrVal_1223 (Array Int Int))) (let ((.cse1 (+ |c_#StackHeapBarrier| 1))) (or (= (+ (select (select |c_#memory_int| c_~X_0~0.base) (+ c_~X_0~0.offset 4 (* 4 c_~i_3~0))) c_~t_5~0 c_~s_2~0) (let ((.cse0 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_50| v_ArrVal_1223) |v_thread4Thread1of1ForFork4_~#t6~0.base_50| v_ArrVal_1224) c_~X_0~0.base))) (+ (select .cse0 (+ c_~X_0~0.offset 12)) (select .cse0 (+ 16 c_~X_0~0.offset)) (select .cse0 (+ 8 c_~X_0~0.offset)) (select .cse0 (+ c_~X_0~0.offset 4))))) (< |v_thread4Thread1of1ForFork4_~#t6~0.base_50| .cse1) (< |v_thread4Thread1of1ForFork4_~#t5~0.base_50| .cse1)))) is different from false [2024-05-03 08:04:44,869 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t5~0.base_50| Int) (|v_thread4Thread1of1ForFork4_~#t6~0.base_50| Int) (v_ArrVal_1224 (Array Int Int)) (v_ArrVal_1223 (Array Int Int))) (let ((.cse3 (+ |c_#StackHeapBarrier| 1))) (or (= (let ((.cse0 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_50| v_ArrVal_1223) |v_thread4Thread1of1ForFork4_~#t6~0.base_50| v_ArrVal_1224) c_~X_0~0.base))) (+ (select .cse0 (+ c_~X_0~0.offset 12)) (select .cse0 (+ 16 c_~X_0~0.offset)) (select .cse0 (+ 8 c_~X_0~0.offset)) (select .cse0 (+ c_~X_0~0.offset 4)))) (let ((.cse1 (select |c_#memory_int| c_~X_0~0.base)) (.cse2 (* 4 c_~i_3~0))) (+ (select .cse1 (+ 8 c_~X_0~0.offset .cse2)) (select .cse1 (+ c_~X_0~0.offset 4 .cse2)) c_~s_2~0))) (< |v_thread4Thread1of1ForFork4_~#t6~0.base_50| .cse3) (< |v_thread4Thread1of1ForFork4_~#t5~0.base_50| .cse3)))) is different from false [2024-05-03 08:06:24,360 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:06:24,360 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 598 treesize of output 402 [2024-05-03 08:06:24,371 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 39 [2024-05-03 08:06:24,383 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:06:24,383 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 70 treesize of output 38 [2024-05-03 08:06:31,376 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 85 trivial. 33 not checked. [2024-05-03 08:06:31,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1794285576] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 08:06:31,377 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 08:06:31,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 39, 31] total 108 [2024-05-03 08:06:31,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174048086] [2024-05-03 08:06:31,377 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 08:06:31,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 108 states [2024-05-03 08:06:31,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:06:31,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 108 interpolants. [2024-05-03 08:06:31,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=434, Invalid=9416, Unknown=82, NotChecked=1624, Total=11556 [2024-05-03 08:06:31,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:06:31,381 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:06:31,381 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 108 states, 108 states have (on average 5.583333333333333) internal successors, (603), 108 states have internal predecessors, (603), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:06:31,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:06:31,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:06:31,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:06:31,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:06:31,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:06:31,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:06:31,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:06:31,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:06:31,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:06:31,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:06:31,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:06:31,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:06:31,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:06:31,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:06:31,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:06:31,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:06:31,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:06:31,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:06:31,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:06:41,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:06:41,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:06:41,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:06:41,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:06:41,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:06:41,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:06:41,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:06:41,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:06:41,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:06:41,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:06:41,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:06:41,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:06:41,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:06:41,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:06:41,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:06:41,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:06:41,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:06:41,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:06:41,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-05-03 08:06:41,144 INFO L78 Accepts]: Start accepts. Automaton has currently 13923 states, but on-demand construction may add more states Word has length 278 [2024-05-03 08:06:41,147 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:06:41,152 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2024-05-03 08:06:41,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:06:41,347 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:06:41,348 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:06:41,348 INFO L85 PathProgramCache]: Analyzing trace with hash -660625805, now seen corresponding path program 11 times [2024-05-03 08:06:41,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:06:41,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15222721] [2024-05-03 08:06:41,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:06:41,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:06:41,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:06:41,741 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 44 proven. 101 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-05-03 08:06:41,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:06:41,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15222721] [2024-05-03 08:06:41,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15222721] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:06:41,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1531123814] [2024-05-03 08:06:41,742 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-03 08:06:41,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:06:41,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:06:41,743 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:06:41,746 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-05-03 08:06:41,994 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2024-05-03 08:06:41,995 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 08:06:41,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 716 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-03 08:06:41,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:06:42,253 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 60 proven. 38 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-05-03 08:06:42,253 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:06:42,433 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 60 proven. 38 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-05-03 08:06:42,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1531123814] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 08:06:42,433 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 08:06:42,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 13, 13] total 32 [2024-05-03 08:06:42,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186406788] [2024-05-03 08:06:42,434 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 08:06:42,434 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-05-03 08:06:42,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:06:42,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-05-03 08:06:42,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=141, Invalid=851, Unknown=0, NotChecked=0, Total=992 [2024-05-03 08:06:42,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:06:42,435 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:06:42,436 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 12.875) internal successors, (412), 32 states have internal predecessors, (412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:06:42,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:06:42,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:06:42,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:06:42,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:06:42,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:06:42,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:06:42,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:06:42,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:06:42,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:06:42,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:06:42,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:06:42,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:06:42,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:06:42,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:06:42,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:06:42,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:06:42,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:06:42,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:06:42,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-05-03 08:06:42,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:06:43,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:06:43,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:06:43,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:06:43,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:06:43,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:06:43,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:06:43,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:06:43,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:06:43,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:06:43,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:06:43,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:06:43,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:06:43,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:06:43,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:06:43,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:06:43,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:06:43,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:06:43,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:06:43,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-05-03 08:06:43,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-03 08:06:43,839 INFO L78 Accepts]: Start accepts. Automaton has currently 13999 states, but on-demand construction may add more states Word has length 281 [2024-05-03 08:06:43,841 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:06:43,847 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-05-03 08:06:44,041 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:06:44,042 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:06:44,042 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:06:44,042 INFO L85 PathProgramCache]: Analyzing trace with hash 1595871462, now seen corresponding path program 2 times [2024-05-03 08:06:44,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:06:44,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148637407] [2024-05-03 08:06:44,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:06:44,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:06:44,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:06:44,441 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 67 proven. 97 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-05-03 08:06:44,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:06:44,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148637407] [2024-05-03 08:06:44,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148637407] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:06:44,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1140328490] [2024-05-03 08:06:44,442 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-03 08:06:44,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:06:44,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:06:44,443 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:06:44,468 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-05-03 08:06:44,654 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-03 08:06:44,654 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 08:06:44,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 714 conjuncts, 20 conjunts are in the unsatisfiable core [2024-05-03 08:06:44,659 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:06:45,171 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 85 proven. 79 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-05-03 08:06:45,171 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:06:45,674 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 126 proven. 38 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-05-03 08:06:45,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1140328490] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 08:06:45,674 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 08:06:45,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 51 [2024-05-03 08:06:45,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176737483] [2024-05-03 08:06:45,675 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 08:06:45,675 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2024-05-03 08:06:45,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:06:45,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2024-05-03 08:06:45,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=434, Invalid=2116, Unknown=0, NotChecked=0, Total=2550 [2024-05-03 08:06:45,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:06:45,677 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:06:45,677 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 8.843137254901961) internal successors, (451), 51 states have internal predecessors, (451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:06:45,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:06:45,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:06:45,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:06:45,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:06:45,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:06:45,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:06:45,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:06:45,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:06:45,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:06:45,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:06:45,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:06:45,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:06:45,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:06:45,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:06:45,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:06:45,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:06:45,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:06:45,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:06:45,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-05-03 08:06:45,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-03 08:06:45,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:06:49,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:06:49,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:06:49,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:06:49,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:06:49,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:06:49,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:06:49,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:06:49,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:06:49,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:06:49,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:06:49,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:06:49,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:06:49,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:06:49,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:06:49,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:06:49,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:06:49,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:06:49,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:06:49,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-05-03 08:06:49,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 08:06:49,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:06:49,653 INFO L78 Accepts]: Start accepts. Automaton has currently 18570 states, but on-demand construction may add more states Word has length 286 [2024-05-03 08:06:49,656 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:06:49,662 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2024-05-03 08:06:49,856 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,SelfDestructingSolverStorable20 [2024-05-03 08:06:49,856 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:06:49,857 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:06:49,857 INFO L85 PathProgramCache]: Analyzing trace with hash 183921472, now seen corresponding path program 12 times [2024-05-03 08:06:49,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:06:49,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583338471] [2024-05-03 08:06:49,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:06:49,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:06:49,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:06:50,266 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 67 proven. 97 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-05-03 08:06:50,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:06:50,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583338471] [2024-05-03 08:06:50,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [583338471] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:06:50,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [316503701] [2024-05-03 08:06:50,267 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-03 08:06:50,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:06:50,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:06:50,268 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:06:50,268 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-05-03 08:06:50,664 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-05-03 08:06:50,664 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 08:06:50,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 730 conjuncts, 20 conjunts are in the unsatisfiable core [2024-05-03 08:06:50,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:06:51,182 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 85 proven. 79 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-05-03 08:06:51,182 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:06:51,743 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 126 proven. 38 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-05-03 08:06:51,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [316503701] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 08:06:51,743 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 08:06:51,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 51 [2024-05-03 08:06:51,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431932321] [2024-05-03 08:06:51,743 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 08:06:51,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2024-05-03 08:06:51,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:06:51,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2024-05-03 08:06:51,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=434, Invalid=2116, Unknown=0, NotChecked=0, Total=2550 [2024-05-03 08:06:51,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:06:51,745 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:06:51,745 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 8.764705882352942) internal successors, (447), 51 states have internal predecessors, (447), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:06:51,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:06:51,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:06:51,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:06:51,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:06:51,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:06:51,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:06:51,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:06:51,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:06:51,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:06:51,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:06:51,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:06:51,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:06:51,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:06:51,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:06:51,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:06:51,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:06:51,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:06:51,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:06:51,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-05-03 08:06:51,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 08:06:51,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:06:51,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:06:53,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:06:53,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:06:53,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:06:53,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:06:53,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:06:53,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:06:53,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:06:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:06:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:06:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:06:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:06:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:06:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:06:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:06:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:06:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:06:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:06:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:06:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-05-03 08:06:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 08:06:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:06:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:06:53,142 INFO L78 Accepts]: Start accepts. Automaton has currently 20443 states, but on-demand construction may add more states Word has length 291 [2024-05-03 08:06:53,145 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:06:53,154 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2024-05-03 08:06:53,345 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:06:53,346 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:06:53,346 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:06:53,346 INFO L85 PathProgramCache]: Analyzing trace with hash -1502508156, now seen corresponding path program 13 times [2024-05-03 08:06:53,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:06:53,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126644817] [2024-05-03 08:06:53,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:06:53,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:06:53,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:06:59,161 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 8 proven. 238 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 08:06:59,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:06:59,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126644817] [2024-05-03 08:06:59,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126644817] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:06:59,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2022991516] [2024-05-03 08:06:59,162 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-03 08:06:59,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:06:59,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:06:59,163 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:06:59,163 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-05-03 08:06:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:06:59,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 746 conjuncts, 130 conjunts are in the unsatisfiable core [2024-05-03 08:06:59,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:07:01,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:07:01,261 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 34 [2024-05-03 08:07:01,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:07:01,382 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 34 [2024-05-03 08:07:02,262 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:07:02,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 79 treesize of output 19 [2024-05-03 08:07:02,287 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 244 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-03 08:07:02,287 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:07:03,059 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1558 (Array Int Int))) (= (let ((.cse0 (select (store |c_#memory_int| |c_thread4Thread1of1ForFork4_~#t6~0.base| v_ArrVal_1558) c_~X_0~0.base)) (.cse1 (* 4 c_~i_7~0))) (+ c_~s_6~0 (select .cse0 (+ 8 c_~X_0~0.offset .cse1)) (select .cse0 (+ c_~X_0~0.offset 20 .cse1)) (select .cse0 (+ c_~X_0~0.offset 12 .cse1)) (select .cse0 (+ c_~X_0~0.offset 4 .cse1)) (select .cse0 (+ 16 c_~X_0~0.offset .cse1)))) c_~s_2~0)) is different from false [2024-05-03 08:07:03,089 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1558 (Array Int Int)) (v_ArrVal_1557 (Array Int Int))) (= (let ((.cse0 (select (store (store |c_#memory_int| |c_thread4Thread1of1ForFork4_~#t5~0.base| v_ArrVal_1557) |c_thread4Thread1of1ForFork4_~#t6~0.base| v_ArrVal_1558) c_~X_0~0.base)) (.cse1 (* 4 c_~i_7~0))) (+ (select .cse0 (+ 16 c_~X_0~0.offset .cse1)) c_~s_6~0 (select .cse0 (+ 8 c_~X_0~0.offset .cse1)) (select .cse0 (+ c_~X_0~0.offset 12 .cse1)) (select .cse0 (+ c_~X_0~0.offset 20 .cse1)) (select .cse0 (+ c_~X_0~0.offset 4 .cse1)))) c_~s_2~0)) is different from false [2024-05-03 08:07:03,100 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1558 (Array Int Int)) (v_ArrVal_1557 (Array Int Int))) (= (let ((.cse0 (select (store (store |c_#memory_int| |c_thread4Thread1of1ForFork4_~#t5~0.base| v_ArrVal_1557) |c_thread4Thread1of1ForFork4_~#t6~0.base| v_ArrVal_1558) c_~X_0~0.base))) (+ (select .cse0 (+ c_~X_0~0.offset 4)) (select .cse0 (+ 8 c_~X_0~0.offset)) (select .cse0 (+ 16 c_~X_0~0.offset)) (select .cse0 (+ c_~X_0~0.offset 12)) (select .cse0 (+ c_~X_0~0.offset 20)))) c_~s_2~0)) is different from false [2024-05-03 08:07:04,923 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t5~0.base_61| Int)) (let ((.cse0 (+ |c_#StackHeapBarrier| 1))) (or (< |v_thread4Thread1of1ForFork4_~#t5~0.base_61| .cse0) (forall ((|v_thread4Thread1of1ForFork4_~#t6~0.base_61| Int)) (or (forall ((v_ArrVal_1558 (Array Int Int)) (v_ArrVal_1557 (Array Int Int))) (= (let ((.cse1 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_61| v_ArrVal_1557) |v_thread4Thread1of1ForFork4_~#t6~0.base_61| v_ArrVal_1558) c_~X_0~0.base))) (+ (select .cse1 (+ 8 c_~X_0~0.offset)) (select .cse1 (+ c_~X_0~0.offset 4)) (select .cse1 (+ c_~X_0~0.offset 12)) (select .cse1 (+ c_~X_0~0.offset 20)) (select .cse1 (+ 16 c_~X_0~0.offset)))) c_~s_2~0)) (< |v_thread4Thread1of1ForFork4_~#t6~0.base_61| .cse0)))))) is different from false [2024-05-03 08:07:05,107 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1558 (Array Int Int)) (|v_thread4Thread1of1ForFork4_~#t5~0.base_61| Int) (v_ArrVal_1557 (Array Int Int)) (|v_thread4Thread1of1ForFork4_~#t6~0.base_61| Int)) (let ((.cse1 (+ |c_#StackHeapBarrier| 1))) (or (= (let ((.cse0 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_61| v_ArrVal_1557) |v_thread4Thread1of1ForFork4_~#t6~0.base_61| v_ArrVal_1558) c_~X_0~0.base))) (+ (select .cse0 (+ 8 c_~X_0~0.offset)) (select .cse0 (+ c_~X_0~0.offset 4)) (select .cse0 (+ c_~X_0~0.offset 12)) (select .cse0 (+ c_~X_0~0.offset 20)) (select .cse0 (+ 16 c_~X_0~0.offset)))) (+ c_~t_5~0 c_~s_2~0)) (< |v_thread4Thread1of1ForFork4_~#t5~0.base_61| .cse1) (< |v_thread4Thread1of1ForFork4_~#t6~0.base_61| .cse1)))) is different from false [2024-05-03 08:07:07,170 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1558 (Array Int Int)) (|v_thread4Thread1of1ForFork4_~#t5~0.base_61| Int) (v_ArrVal_1557 (Array Int Int)) (|v_thread4Thread1of1ForFork4_~#t6~0.base_61| Int)) (let ((.cse0 (+ |c_#StackHeapBarrier| 1))) (or (< |v_thread4Thread1of1ForFork4_~#t5~0.base_61| .cse0) (< |v_thread4Thread1of1ForFork4_~#t6~0.base_61| .cse0) (= (let ((.cse1 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_61| v_ArrVal_1557) |v_thread4Thread1of1ForFork4_~#t6~0.base_61| v_ArrVal_1558) c_~X_0~0.base))) (+ (select .cse1 (+ 8 c_~X_0~0.offset)) (select .cse1 (+ c_~X_0~0.offset 4)) (select .cse1 (+ c_~X_0~0.offset 12)) (select .cse1 (+ c_~X_0~0.offset 20)) (select .cse1 (+ 16 c_~X_0~0.offset)))) (+ (select (select |c_#memory_int| c_~X_0~0.base) (+ c_~X_0~0.offset 4 (* 4 c_~i_3~0))) c_~s_2~0))))) is different from false [2024-05-03 08:07:09,213 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1558 (Array Int Int)) (|v_thread4Thread1of1ForFork4_~#t5~0.base_61| Int) (v_ArrVal_1557 (Array Int Int)) (|v_thread4Thread1of1ForFork4_~#t6~0.base_61| Int)) (let ((.cse0 (+ |c_#StackHeapBarrier| 1))) (or (< |v_thread4Thread1of1ForFork4_~#t5~0.base_61| .cse0) (= (+ (select (select |c_#memory_int| c_~X_0~0.base) (+ c_~X_0~0.offset 4 (* 4 c_~i_3~0))) c_~t_5~0 c_~s_2~0) (let ((.cse1 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_61| v_ArrVal_1557) |v_thread4Thread1of1ForFork4_~#t6~0.base_61| v_ArrVal_1558) c_~X_0~0.base))) (+ (select .cse1 (+ 8 c_~X_0~0.offset)) (select .cse1 (+ c_~X_0~0.offset 4)) (select .cse1 (+ c_~X_0~0.offset 12)) (select .cse1 (+ c_~X_0~0.offset 20)) (select .cse1 (+ 16 c_~X_0~0.offset))))) (< |v_thread4Thread1of1ForFork4_~#t6~0.base_61| .cse0)))) is different from false [2024-05-03 08:07:11,232 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1558 (Array Int Int)) (|v_thread4Thread1of1ForFork4_~#t5~0.base_61| Int) (v_ArrVal_1557 (Array Int Int)) (|v_thread4Thread1of1ForFork4_~#t6~0.base_61| Int)) (let ((.cse3 (+ |c_#StackHeapBarrier| 1))) (or (= (let ((.cse0 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_61| v_ArrVal_1557) |v_thread4Thread1of1ForFork4_~#t6~0.base_61| v_ArrVal_1558) c_~X_0~0.base))) (+ (select .cse0 (+ 8 c_~X_0~0.offset)) (select .cse0 (+ c_~X_0~0.offset 4)) (select .cse0 (+ c_~X_0~0.offset 12)) (select .cse0 (+ c_~X_0~0.offset 20)) (select .cse0 (+ 16 c_~X_0~0.offset)))) (let ((.cse1 (select |c_#memory_int| c_~X_0~0.base)) (.cse2 (* 4 c_~i_3~0))) (+ (select .cse1 (+ 8 c_~X_0~0.offset .cse2)) (select .cse1 (+ c_~X_0~0.offset 4 .cse2)) c_~s_2~0))) (< |v_thread4Thread1of1ForFork4_~#t5~0.base_61| .cse3) (< |v_thread4Thread1of1ForFork4_~#t6~0.base_61| .cse3)))) is different from false [2024-05-03 08:07:13,279 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1558 (Array Int Int)) (|v_thread4Thread1of1ForFork4_~#t5~0.base_61| Int) (v_ArrVal_1557 (Array Int Int)) (|v_thread4Thread1of1ForFork4_~#t6~0.base_61| Int)) (let ((.cse0 (+ |c_#StackHeapBarrier| 1))) (or (< |v_thread4Thread1of1ForFork4_~#t5~0.base_61| .cse0) (= (let ((.cse1 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_61| v_ArrVal_1557) |v_thread4Thread1of1ForFork4_~#t6~0.base_61| v_ArrVal_1558) c_~X_0~0.base))) (+ (select .cse1 (+ 8 c_~X_0~0.offset)) (select .cse1 (+ c_~X_0~0.offset 4)) (select .cse1 (+ c_~X_0~0.offset 12)) (select .cse1 (+ c_~X_0~0.offset 20)) (select .cse1 (+ 16 c_~X_0~0.offset)))) (let ((.cse2 (select |c_#memory_int| c_~X_0~0.base)) (.cse3 (* 4 c_~i_3~0))) (+ (select .cse2 (+ 8 c_~X_0~0.offset .cse3)) (select .cse2 (+ c_~X_0~0.offset 4 .cse3)) c_~t_5~0 c_~s_2~0))) (< |v_thread4Thread1of1ForFork4_~#t6~0.base_61| .cse0)))) is different from false [2024-05-03 08:07:15,317 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1558 (Array Int Int)) (|v_thread4Thread1of1ForFork4_~#t5~0.base_61| Int) (v_ArrVal_1557 (Array Int Int)) (|v_thread4Thread1of1ForFork4_~#t6~0.base_61| Int)) (let ((.cse3 (+ |c_#StackHeapBarrier| 1))) (or (= (let ((.cse0 (select |c_#memory_int| c_~X_0~0.base)) (.cse1 (* 4 c_~i_3~0))) (+ (select .cse0 (+ 8 c_~X_0~0.offset .cse1)) (select .cse0 (+ c_~X_0~0.offset 12 .cse1)) (select .cse0 (+ c_~X_0~0.offset 4 .cse1)) c_~s_2~0)) (let ((.cse2 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_61| v_ArrVal_1557) |v_thread4Thread1of1ForFork4_~#t6~0.base_61| v_ArrVal_1558) c_~X_0~0.base))) (+ (select .cse2 (+ 8 c_~X_0~0.offset)) (select .cse2 (+ c_~X_0~0.offset 4)) (select .cse2 (+ c_~X_0~0.offset 12)) (select .cse2 (+ c_~X_0~0.offset 20)) (select .cse2 (+ 16 c_~X_0~0.offset))))) (< |v_thread4Thread1of1ForFork4_~#t5~0.base_61| .cse3) (< |v_thread4Thread1of1ForFork4_~#t6~0.base_61| .cse3)))) is different from false [2024-05-03 08:09:55,443 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:09:55,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 722 treesize of output 522 [2024-05-03 08:09:55,459 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 43 [2024-05-03 08:09:55,476 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:09:55,476 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 82 treesize of output 42 [2024-05-03 08:10:01,061 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 126 trivial. 55 not checked. [2024-05-03 08:10:01,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2022991516] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 08:10:01,061 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 08:10:01,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [58, 45, 35] total 126 [2024-05-03 08:10:01,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422115276] [2024-05-03 08:10:01,062 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 08:10:01,062 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 126 states [2024-05-03 08:10:01,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:10:01,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 126 interpolants. [2024-05-03 08:10:01,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=463, Invalid=12783, Unknown=134, NotChecked=2370, Total=15750 [2024-05-03 08:10:01,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:10:01,066 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:10:01,066 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 126 states, 126 states have (on average 5.365079365079365) internal successors, (676), 126 states have internal predecessors, (676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:10:01,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:10:01,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:10:01,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:10:01,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:10:01,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:10:01,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:10:01,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:10:01,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:10:01,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:10:01,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:10:01,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:10:01,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:10:01,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:10:01,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:10:01,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:10:01,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:10:01,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:10:01,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:10:01,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-05-03 08:10:01,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 08:10:01,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:10:01,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:10:01,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:10:16,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:10:16,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:10:16,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:10:16,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:10:16,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:10:16,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:10:16,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:10:16,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:10:16,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:10:16,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:10:16,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:10:16,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:10:16,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:10:16,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:10:16,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:10:16,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:10:16,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:10:16,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:10:16,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-05-03 08:10:16,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 08:10:16,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:10:16,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:10:16,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2024-05-03 08:10:16,969 INFO L78 Accepts]: Start accepts. Automaton has currently 20527 states, but on-demand construction may add more states Word has length 296 [2024-05-03 08:10:16,972 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:10:16,993 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2024-05-03 08:10:17,193 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,SelfDestructingSolverStorable22 [2024-05-03 08:10:17,193 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:10:17,193 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:10:17,194 INFO L85 PathProgramCache]: Analyzing trace with hash 250869184, now seen corresponding path program 14 times [2024-05-03 08:10:17,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:10:17,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909431741] [2024-05-03 08:10:17,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:10:17,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:10:17,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:10:17,672 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 67 proven. 146 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-05-03 08:10:17,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:10:17,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909431741] [2024-05-03 08:10:17,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909431741] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:10:17,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1612520884] [2024-05-03 08:10:17,673 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-03 08:10:17,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:10:17,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:10:17,674 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:10:17,675 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-05-03 08:10:17,899 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-03 08:10:17,899 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 08:10:17,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 762 conjuncts, 23 conjunts are in the unsatisfiable core [2024-05-03 08:10:17,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:10:18,459 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 87 proven. 126 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-05-03 08:10:18,459 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:10:19,002 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 87 proven. 126 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-05-03 08:10:19,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1612520884] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 08:10:19,002 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 08:10:19,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 59 [2024-05-03 08:10:19,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557551074] [2024-05-03 08:10:19,003 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 08:10:19,003 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2024-05-03 08:10:19,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:10:19,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2024-05-03 08:10:19,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=593, Invalid=2829, Unknown=0, NotChecked=0, Total=3422 [2024-05-03 08:10:19,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:10:19,005 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:10:19,005 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 7.813559322033898) internal successors, (461), 59 states have internal predecessors, (461), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:10:19,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:10:19,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:10:19,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:10:19,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:10:19,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:10:19,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:10:19,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:10:19,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:10:19,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:10:19,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:10:19,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:10:19,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:10:19,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:10:19,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:10:19,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:10:19,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:10:19,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:10:19,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:10:19,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-05-03 08:10:19,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 08:10:19,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:10:19,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:10:19,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2024-05-03 08:10:19,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:10:20,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:10:20,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:10:20,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:10:20,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:10:20,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:10:20,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:10:20,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:10:20,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:10:20,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:10:20,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:10:20,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:10:20,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:10:20,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:10:20,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:10:20,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:10:20,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:10:20,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:10:20,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:10:20,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-05-03 08:10:20,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 08:10:20,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:10:20,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:10:20,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2024-05-03 08:10:20,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-03 08:10:20,295 INFO L78 Accepts]: Start accepts. Automaton has currently 20536 states, but on-demand construction may add more states Word has length 304 [2024-05-03 08:10:20,298 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:10:20,306 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2024-05-03 08:10:20,499 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,SelfDestructingSolverStorable23 [2024-05-03 08:10:20,499 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:10:20,499 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:10:20,499 INFO L85 PathProgramCache]: Analyzing trace with hash 729430972, now seen corresponding path program 15 times [2024-05-03 08:10:20,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:10:20,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815144902] [2024-05-03 08:10:20,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:10:20,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:10:20,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:10:20,974 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 104 proven. 131 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-05-03 08:10:20,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:10:20,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815144902] [2024-05-03 08:10:20,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1815144902] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:10:20,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1785599606] [2024-05-03 08:10:20,975 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-03 08:10:20,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:10:20,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:10:20,976 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:10:20,978 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-05-03 08:10:21,341 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-05-03 08:10:21,342 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 08:10:21,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 762 conjuncts, 14 conjunts are in the unsatisfiable core [2024-05-03 08:10:21,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:10:21,664 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 87 proven. 60 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-05-03 08:10:21,664 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:10:21,941 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 87 proven. 60 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-05-03 08:10:21,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1785599606] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 08:10:21,942 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 08:10:21,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 15, 15] total 43 [2024-05-03 08:10:21,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972776625] [2024-05-03 08:10:21,942 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 08:10:21,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2024-05-03 08:10:21,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:10:21,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2024-05-03 08:10:21,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=204, Invalid=1602, Unknown=0, NotChecked=0, Total=1806 [2024-05-03 08:10:21,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:10:21,944 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:10:21,944 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 11.348837209302326) internal successors, (488), 43 states have internal predecessors, (488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:10:21,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:10:21,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:10:21,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:10:21,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:10:21,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:10:21,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:10:21,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:10:21,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:10:21,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:10:21,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:10:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:10:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:10:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:10:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:10:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:10:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:10:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:10:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:10:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-05-03 08:10:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 08:10:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:10:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:10:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2024-05-03 08:10:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-03 08:10:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:10:28,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:10:28,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:10:28,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:10:28,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:10:28,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:10:28,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:10:28,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:10:28,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:10:28,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:10:28,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:10:28,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:10:28,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:10:28,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:10:28,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:10:28,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:10:28,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:10:28,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:10:28,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:10:28,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-05-03 08:10:28,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 08:10:28,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:10:28,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:10:28,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-05-03 08:10:28,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-03 08:10:28,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-03 08:10:28,296 INFO L78 Accepts]: Start accepts. Automaton has currently 25986 states, but on-demand construction may add more states Word has length 304 [2024-05-03 08:10:28,299 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:10:28,305 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2024-05-03 08:10:28,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,25 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:10:28,499 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:10:28,500 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:10:28,500 INFO L85 PathProgramCache]: Analyzing trace with hash -1086603637, now seen corresponding path program 16 times [2024-05-03 08:10:28,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:10:28,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284061017] [2024-05-03 08:10:28,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:10:28,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:10:28,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:10:29,003 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 104 proven. 131 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-05-03 08:10:29,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:10:29,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284061017] [2024-05-03 08:10:29,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1284061017] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:10:29,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1364157054] [2024-05-03 08:10:29,004 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-03 08:10:29,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:10:29,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:10:29,005 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:10:29,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-05-03 08:10:29,191 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-03 08:10:29,191 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 08:10:29,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 561 conjuncts, 23 conjunts are in the unsatisfiable core [2024-05-03 08:10:29,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:10:29,795 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 140 proven. 95 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-05-03 08:10:29,796 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:10:30,409 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 189 proven. 46 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-05-03 08:10:30,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1364157054] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 08:10:30,410 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 08:10:30,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 59 [2024-05-03 08:10:30,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894150364] [2024-05-03 08:10:30,410 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 08:10:30,410 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2024-05-03 08:10:30,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:10:30,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2024-05-03 08:10:30,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=570, Invalid=2852, Unknown=0, NotChecked=0, Total=3422 [2024-05-03 08:10:30,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:10:30,412 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:10:30,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 7.796610169491525) internal successors, (460), 59 states have internal predecessors, (460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:10:30,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:10:30,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:10:30,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:10:30,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:10:30,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:10:30,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:10:30,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:10:30,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:10:30,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:10:30,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:10:30,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:10:30,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:10:30,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:10:30,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:10:30,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:10:30,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:10:30,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:10:30,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:10:30,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-05-03 08:10:30,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 08:10:30,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:10:30,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:10:30,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-05-03 08:10:30,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-03 08:10:30,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-03 08:10:30,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:10:32,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:10:32,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:10:32,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:10:32,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:10:32,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:10:32,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:10:32,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:10:32,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:10:32,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:10:32,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:10:32,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:10:32,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:10:32,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:10:32,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:10:32,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:10:32,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:10:32,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:10:32,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:10:32,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-05-03 08:10:32,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 08:10:32,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:10:32,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:10:32,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-05-03 08:10:32,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-03 08:10:32,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-03 08:10:32,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-03 08:10:32,265 INFO L78 Accepts]: Start accepts. Automaton has currently 28335 states, but on-demand construction may add more states Word has length 309 [2024-05-03 08:10:32,268 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:10:32,273 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2024-05-03 08:10:32,468 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,SelfDestructingSolverStorable25 [2024-05-03 08:10:32,469 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:10:32,469 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:10:32,469 INFO L85 PathProgramCache]: Analyzing trace with hash -142373095, now seen corresponding path program 17 times [2024-05-03 08:10:32,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:10:32,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706285116] [2024-05-03 08:10:32,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:10:32,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:10:32,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:10:39,375 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 33 proven. 316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 08:10:39,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:10:39,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706285116] [2024-05-03 08:10:39,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706285116] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:10:39,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1433371051] [2024-05-03 08:10:39,376 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-03 08:10:39,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:10:39,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:10:39,377 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:10:39,378 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2024-05-03 08:10:39,623 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2024-05-03 08:10:39,623 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 08:10:39,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 792 conjuncts, 128 conjunts are in the unsatisfiable core [2024-05-03 08:10:39,631 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:10:41,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:10:41,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 27 [2024-05-03 08:10:41,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:10:41,709 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 27 [2024-05-03 08:10:42,787 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:10:42,787 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 69 treesize of output 21 [2024-05-03 08:10:42,812 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 0 proven. 174 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-05-03 08:10:42,812 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:10:43,941 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1908 (Array Int Int)) (v_ArrVal_1907 (Array Int Int))) (= (let ((.cse0 (select (store (store |c_#memory_int| |c_thread4Thread1of1ForFork4_~#t5~0.base| v_ArrVal_1907) |c_thread4Thread1of1ForFork4_~#t6~0.base| v_ArrVal_1908) c_~X_0~0.base)) (.cse1 (* 4 c_~i_7~0))) (+ c_~s_6~0 (select .cse0 (+ c_~X_0~0.offset 20 .cse1)) (select .cse0 (+ 16 c_~X_0~0.offset .cse1)) (select .cse0 (+ c_~X_0~0.offset 24 .cse1)) (select .cse0 (+ c_~X_0~0.offset 12 .cse1)) (select .cse0 (+ c_~X_0~0.offset 4 .cse1)) (select .cse0 (+ 8 c_~X_0~0.offset .cse1)))) c_~s_2~0)) is different from false [2024-05-03 08:10:43,952 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1908 (Array Int Int)) (v_ArrVal_1907 (Array Int Int))) (= (let ((.cse0 (select (store (store |c_#memory_int| |c_thread4Thread1of1ForFork4_~#t5~0.base| v_ArrVal_1907) |c_thread4Thread1of1ForFork4_~#t6~0.base| v_ArrVal_1908) c_~X_0~0.base))) (+ (select .cse0 (+ c_~X_0~0.offset 4)) (select .cse0 (+ c_~X_0~0.offset 20)) (select .cse0 (+ 8 c_~X_0~0.offset)) (select .cse0 (+ 16 c_~X_0~0.offset)) (select .cse0 (+ c_~X_0~0.offset 24)) (select .cse0 (+ c_~X_0~0.offset 12)))) c_~s_2~0)) is different from false [2024-05-03 08:10:45,844 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t5~0.base_72| Int)) (let ((.cse0 (+ |c_#StackHeapBarrier| 1))) (or (forall ((|v_thread4Thread1of1ForFork4_~#t6~0.base_72| Int)) (or (< |v_thread4Thread1of1ForFork4_~#t6~0.base_72| .cse0) (forall ((v_ArrVal_1908 (Array Int Int)) (v_ArrVal_1907 (Array Int Int))) (= (let ((.cse1 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_72| v_ArrVal_1907) |v_thread4Thread1of1ForFork4_~#t6~0.base_72| v_ArrVal_1908) c_~X_0~0.base))) (+ (select .cse1 (+ c_~X_0~0.offset 24)) (select .cse1 (+ c_~X_0~0.offset 12)) (select .cse1 (+ c_~X_0~0.offset 20)) (select .cse1 (+ 8 c_~X_0~0.offset)) (select .cse1 (+ c_~X_0~0.offset 4)) (select .cse1 (+ 16 c_~X_0~0.offset)))) c_~s_2~0)))) (< |v_thread4Thread1of1ForFork4_~#t5~0.base_72| .cse0)))) is different from false [2024-05-03 08:10:45,986 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t5~0.base_72| Int) (|v_thread4Thread1of1ForFork4_~#t6~0.base_72| Int) (v_ArrVal_1908 (Array Int Int)) (v_ArrVal_1907 (Array Int Int))) (let ((.cse0 (+ |c_#StackHeapBarrier| 1))) (or (< |v_thread4Thread1of1ForFork4_~#t6~0.base_72| .cse0) (< |v_thread4Thread1of1ForFork4_~#t5~0.base_72| .cse0) (= (let ((.cse1 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_72| v_ArrVal_1907) |v_thread4Thread1of1ForFork4_~#t6~0.base_72| v_ArrVal_1908) c_~X_0~0.base))) (+ (select .cse1 (+ c_~X_0~0.offset 24)) (select .cse1 (+ c_~X_0~0.offset 12)) (select .cse1 (+ c_~X_0~0.offset 20)) (select .cse1 (+ 8 c_~X_0~0.offset)) (select .cse1 (+ c_~X_0~0.offset 4)) (select .cse1 (+ 16 c_~X_0~0.offset)))) (+ c_~t_5~0 c_~s_2~0))))) is different from false [2024-05-03 08:10:48,052 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t5~0.base_72| Int) (|v_thread4Thread1of1ForFork4_~#t6~0.base_72| Int) (v_ArrVal_1908 (Array Int Int)) (v_ArrVal_1907 (Array Int Int))) (let ((.cse0 (+ |c_#StackHeapBarrier| 1))) (or (< |v_thread4Thread1of1ForFork4_~#t6~0.base_72| .cse0) (= (let ((.cse1 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_72| v_ArrVal_1907) |v_thread4Thread1of1ForFork4_~#t6~0.base_72| v_ArrVal_1908) c_~X_0~0.base))) (+ (select .cse1 (+ c_~X_0~0.offset 24)) (select .cse1 (+ c_~X_0~0.offset 12)) (select .cse1 (+ c_~X_0~0.offset 20)) (select .cse1 (+ 8 c_~X_0~0.offset)) (select .cse1 (+ c_~X_0~0.offset 4)) (select .cse1 (+ 16 c_~X_0~0.offset)))) (+ (select (select |c_#memory_int| c_~X_0~0.base) (+ c_~X_0~0.offset 4 (* 4 c_~i_3~0))) c_~s_2~0)) (< |v_thread4Thread1of1ForFork4_~#t5~0.base_72| .cse0)))) is different from false [2024-05-03 08:10:50,096 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t5~0.base_72| Int) (|v_thread4Thread1of1ForFork4_~#t6~0.base_72| Int) (v_ArrVal_1908 (Array Int Int)) (v_ArrVal_1907 (Array Int Int))) (let ((.cse0 (+ |c_#StackHeapBarrier| 1))) (or (< |v_thread4Thread1of1ForFork4_~#t6~0.base_72| .cse0) (< |v_thread4Thread1of1ForFork4_~#t5~0.base_72| .cse0) (= (+ (select (select |c_#memory_int| c_~X_0~0.base) (+ c_~X_0~0.offset 4 (* 4 c_~i_3~0))) c_~t_5~0 c_~s_2~0) (let ((.cse1 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_72| v_ArrVal_1907) |v_thread4Thread1of1ForFork4_~#t6~0.base_72| v_ArrVal_1908) c_~X_0~0.base))) (+ (select .cse1 (+ c_~X_0~0.offset 24)) (select .cse1 (+ c_~X_0~0.offset 12)) (select .cse1 (+ c_~X_0~0.offset 20)) (select .cse1 (+ 8 c_~X_0~0.offset)) (select .cse1 (+ c_~X_0~0.offset 4)) (select .cse1 (+ 16 c_~X_0~0.offset)))))))) is different from false [2024-05-03 08:10:52,119 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t5~0.base_72| Int) (|v_thread4Thread1of1ForFork4_~#t6~0.base_72| Int) (v_ArrVal_1908 (Array Int Int)) (v_ArrVal_1907 (Array Int Int))) (let ((.cse0 (+ |c_#StackHeapBarrier| 1))) (or (< |v_thread4Thread1of1ForFork4_~#t6~0.base_72| .cse0) (= (let ((.cse1 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_72| v_ArrVal_1907) |v_thread4Thread1of1ForFork4_~#t6~0.base_72| v_ArrVal_1908) c_~X_0~0.base))) (+ (select .cse1 (+ c_~X_0~0.offset 24)) (select .cse1 (+ c_~X_0~0.offset 12)) (select .cse1 (+ c_~X_0~0.offset 20)) (select .cse1 (+ 8 c_~X_0~0.offset)) (select .cse1 (+ c_~X_0~0.offset 4)) (select .cse1 (+ 16 c_~X_0~0.offset)))) (let ((.cse2 (select |c_#memory_int| c_~X_0~0.base)) (.cse3 (* 4 c_~i_3~0))) (+ (select .cse2 (+ 8 c_~X_0~0.offset .cse3)) (select .cse2 (+ c_~X_0~0.offset 4 .cse3)) c_~s_2~0))) (< |v_thread4Thread1of1ForFork4_~#t5~0.base_72| .cse0)))) is different from false [2024-05-03 08:10:54,181 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t5~0.base_72| Int) (|v_thread4Thread1of1ForFork4_~#t6~0.base_72| Int) (v_ArrVal_1908 (Array Int Int)) (v_ArrVal_1907 (Array Int Int))) (let ((.cse0 (+ |c_#StackHeapBarrier| 1))) (or (< |v_thread4Thread1of1ForFork4_~#t6~0.base_72| .cse0) (= (let ((.cse1 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_72| v_ArrVal_1907) |v_thread4Thread1of1ForFork4_~#t6~0.base_72| v_ArrVal_1908) c_~X_0~0.base))) (+ (select .cse1 (+ c_~X_0~0.offset 24)) (select .cse1 (+ c_~X_0~0.offset 12)) (select .cse1 (+ c_~X_0~0.offset 20)) (select .cse1 (+ 8 c_~X_0~0.offset)) (select .cse1 (+ c_~X_0~0.offset 4)) (select .cse1 (+ 16 c_~X_0~0.offset)))) (let ((.cse2 (select |c_#memory_int| c_~X_0~0.base)) (.cse3 (* 4 c_~i_3~0))) (+ (select .cse2 (+ 8 c_~X_0~0.offset .cse3)) (select .cse2 (+ c_~X_0~0.offset 4 .cse3)) c_~t_5~0 c_~s_2~0))) (< |v_thread4Thread1of1ForFork4_~#t5~0.base_72| .cse0)))) is different from false [2024-05-03 08:10:56,208 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t5~0.base_72| Int) (|v_thread4Thread1of1ForFork4_~#t6~0.base_72| Int) (v_ArrVal_1908 (Array Int Int)) (v_ArrVal_1907 (Array Int Int))) (let ((.cse0 (+ |c_#StackHeapBarrier| 1))) (or (< |v_thread4Thread1of1ForFork4_~#t6~0.base_72| .cse0) (= (let ((.cse1 (select |c_#memory_int| c_~X_0~0.base)) (.cse2 (* 4 c_~i_3~0))) (+ (select .cse1 (+ 8 c_~X_0~0.offset .cse2)) (select .cse1 (+ c_~X_0~0.offset 12 .cse2)) (select .cse1 (+ c_~X_0~0.offset 4 .cse2)) c_~s_2~0)) (let ((.cse3 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_72| v_ArrVal_1907) |v_thread4Thread1of1ForFork4_~#t6~0.base_72| v_ArrVal_1908) c_~X_0~0.base))) (+ (select .cse3 (+ c_~X_0~0.offset 24)) (select .cse3 (+ c_~X_0~0.offset 12)) (select .cse3 (+ c_~X_0~0.offset 20)) (select .cse3 (+ 8 c_~X_0~0.offset)) (select .cse3 (+ c_~X_0~0.offset 4)) (select .cse3 (+ 16 c_~X_0~0.offset))))) (< |v_thread4Thread1of1ForFork4_~#t5~0.base_72| .cse0)))) is different from false [2024-05-03 08:10:58,260 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t5~0.base_72| Int) (|v_thread4Thread1of1ForFork4_~#t6~0.base_72| Int) (v_ArrVal_1908 (Array Int Int)) (v_ArrVal_1907 (Array Int Int))) (let ((.cse0 (+ |c_#StackHeapBarrier| 1))) (or (< |v_thread4Thread1of1ForFork4_~#t6~0.base_72| .cse0) (= (let ((.cse1 (select |c_#memory_int| c_~X_0~0.base)) (.cse2 (* 4 c_~i_3~0))) (+ (select .cse1 (+ 8 c_~X_0~0.offset .cse2)) (select .cse1 (+ c_~X_0~0.offset 12 .cse2)) (select .cse1 (+ c_~X_0~0.offset 4 .cse2)) c_~t_5~0 c_~s_2~0)) (let ((.cse3 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_72| v_ArrVal_1907) |v_thread4Thread1of1ForFork4_~#t6~0.base_72| v_ArrVal_1908) c_~X_0~0.base))) (+ (select .cse3 (+ c_~X_0~0.offset 24)) (select .cse3 (+ c_~X_0~0.offset 12)) (select .cse3 (+ c_~X_0~0.offset 20)) (select .cse3 (+ 8 c_~X_0~0.offset)) (select .cse3 (+ c_~X_0~0.offset 4)) (select .cse3 (+ 16 c_~X_0~0.offset))))) (< |v_thread4Thread1of1ForFork4_~#t5~0.base_72| .cse0)))) is different from false [2024-05-03 08:11:00,290 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t5~0.base_72| Int) (|v_thread4Thread1of1ForFork4_~#t6~0.base_72| Int) (v_ArrVal_1908 (Array Int Int)) (v_ArrVal_1907 (Array Int Int))) (let ((.cse0 (+ |c_#StackHeapBarrier| 1))) (or (< |v_thread4Thread1of1ForFork4_~#t6~0.base_72| .cse0) (= (let ((.cse1 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_72| v_ArrVal_1907) |v_thread4Thread1of1ForFork4_~#t6~0.base_72| v_ArrVal_1908) c_~X_0~0.base))) (+ (select .cse1 (+ c_~X_0~0.offset 24)) (select .cse1 (+ c_~X_0~0.offset 12)) (select .cse1 (+ c_~X_0~0.offset 20)) (select .cse1 (+ 8 c_~X_0~0.offset)) (select .cse1 (+ c_~X_0~0.offset 4)) (select .cse1 (+ 16 c_~X_0~0.offset)))) (let ((.cse2 (select |c_#memory_int| c_~X_0~0.base)) (.cse3 (* 4 c_~i_3~0))) (+ (select .cse2 (+ 8 c_~X_0~0.offset .cse3)) (select .cse2 (+ c_~X_0~0.offset 12 .cse3)) (select .cse2 (+ c_~X_0~0.offset 4 .cse3)) (select .cse2 (+ 16 c_~X_0~0.offset .cse3)) c_~s_2~0))) (< |v_thread4Thread1of1ForFork4_~#t5~0.base_72| .cse0)))) is different from false [2024-05-03 08:13:15,792 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:13:15,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 846 treesize of output 660 [2024-05-03 08:13:15,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 47 [2024-05-03 08:13:15,878 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:13:15,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 94 treesize of output 46 [2024-05-03 08:13:23,000 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 175 trivial. 82 not checked. [2024-05-03 08:13:23,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1433371051] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 08:13:23,001 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 08:13:23,001 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [65, 39, 39] total 129 [2024-05-03 08:13:23,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839824227] [2024-05-03 08:13:23,001 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 08:13:23,001 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 129 states [2024-05-03 08:13:23,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:13:23,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 129 interpolants. [2024-05-03 08:13:23,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=488, Invalid=13211, Unknown=151, NotChecked=2662, Total=16512 [2024-05-03 08:13:23,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:13:23,003 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:13:23,004 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 129 states, 129 states have (on average 5.054263565891473) internal successors, (652), 129 states have internal predecessors, (652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:13:23,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:13:23,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:13:23,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:13:23,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:13:23,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:13:23,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:13:23,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:13:23,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:13:23,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:13:23,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:13:23,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:13:23,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:13:23,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:13:23,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:13:23,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:13:23,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:13:23,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:13:23,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:13:23,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-05-03 08:13:23,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 08:13:23,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:13:23,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:13:23,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-05-03 08:13:23,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-03 08:13:23,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-03 08:13:23,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-03 08:13:23,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:13:40,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:13:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:13:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:13:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:13:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:13:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:13:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:13:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:13:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:13:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:13:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:13:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:13:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:13:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:13:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:13:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:13:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:13:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:13:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-05-03 08:13:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 08:13:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:13:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:13:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-05-03 08:13:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-03 08:13:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-03 08:13:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-03 08:13:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-05-03 08:13:40,275 INFO L78 Accepts]: Start accepts. Automaton has currently 28419 states, but on-demand construction may add more states Word has length 314 [2024-05-03 08:13:40,279 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:13:40,286 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2024-05-03 08:13:40,486 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,SelfDestructingSolverStorable26 [2024-05-03 08:13:40,486 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:13:40,486 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:13:40,486 INFO L85 PathProgramCache]: Analyzing trace with hash -1242699957, now seen corresponding path program 18 times [2024-05-03 08:13:40,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:13:40,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341178795] [2024-05-03 08:13:40,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:13:40,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:13:40,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:13:41,066 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 95 proven. 199 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-05-03 08:13:41,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:13:41,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341178795] [2024-05-03 08:13:41,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1341178795] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:13:41,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [138973791] [2024-05-03 08:13:41,067 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-03 08:13:41,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:13:41,067 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:13:41,068 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:13:41,069 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-05-03 08:13:41,545 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2024-05-03 08:13:41,545 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 08:13:41,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 808 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-03 08:13:41,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:13:42,198 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 119 proven. 175 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-05-03 08:13:42,198 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:13:42,860 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 119 proven. 175 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-05-03 08:13:42,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [138973791] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 08:13:42,860 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 08:13:42,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 67 [2024-05-03 08:13:42,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730657384] [2024-05-03 08:13:42,860 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 08:13:42,861 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2024-05-03 08:13:42,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:13:42,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2024-05-03 08:13:42,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=752, Invalid=3670, Unknown=0, NotChecked=0, Total=4422 [2024-05-03 08:13:42,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:13:42,862 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:13:42,863 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 7.388059701492537) internal successors, (495), 67 states have internal predecessors, (495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:13:42,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:13:42,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:13:42,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:13:42,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:13:42,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:13:42,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:13:42,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:13:42,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:13:42,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:13:42,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:13:42,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:13:42,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:13:42,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:13:42,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:13:42,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:13:42,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:13:42,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:13:42,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:13:42,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-05-03 08:13:42,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 08:13:42,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:13:42,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:13:42,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-05-03 08:13:42,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-03 08:13:42,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-03 08:13:42,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-03 08:13:42,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-05-03 08:13:42,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:13:44,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:13:44,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:13:44,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:13:44,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:13:44,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:13:44,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:13:44,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:13:44,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:13:44,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:13:44,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:13:44,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:13:44,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:13:44,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:13:44,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:13:44,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:13:44,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:13:44,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:13:44,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:13:44,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-05-03 08:13:44,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 08:13:44,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:13:44,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:13:44,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-05-03 08:13:44,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-03 08:13:44,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-03 08:13:44,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-03 08:13:44,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-05-03 08:13:44,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-03 08:13:44,611 INFO L78 Accepts]: Start accepts. Automaton has currently 28428 states, but on-demand construction may add more states Word has length 322 [2024-05-03 08:13:44,615 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:13:44,623 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2024-05-03 08:13:44,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2024-05-03 08:13:44,815 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:13:44,816 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:13:44,816 INFO L85 PathProgramCache]: Analyzing trace with hash 1560618567, now seen corresponding path program 19 times [2024-05-03 08:13:44,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:13:44,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741218933] [2024-05-03 08:13:44,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:13:44,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:13:44,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:13:45,395 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 149 proven. 170 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-05-03 08:13:45,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:13:45,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741218933] [2024-05-03 08:13:45,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741218933] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:13:45,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [899430168] [2024-05-03 08:13:45,396 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-03 08:13:45,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:13:45,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:13:45,397 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:13:45,401 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2024-05-03 08:13:45,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:13:45,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-03 08:13:45,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:13:46,310 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 192 proven. 127 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-05-03 08:13:46,310 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:13:46,993 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 249 proven. 70 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-05-03 08:13:46,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [899430168] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 08:13:46,993 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 08:13:46,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 67 [2024-05-03 08:13:46,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826449849] [2024-05-03 08:13:46,994 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 08:13:46,994 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2024-05-03 08:13:46,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:13:46,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2024-05-03 08:13:46,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=725, Invalid=3697, Unknown=0, NotChecked=0, Total=4422 [2024-05-03 08:13:46,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:13:46,996 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:13:46,996 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 7.373134328358209) internal successors, (494), 67 states have internal predecessors, (494), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:13:46,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:13:46,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:13:46,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:13:46,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:13:46,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:13:46,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:13:46,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:13:46,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:13:46,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:13:46,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:13:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:13:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:13:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:13:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:13:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:13:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:13:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:13:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:13:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-05-03 08:13:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 08:13:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:13:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:13:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-05-03 08:13:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-03 08:13:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-03 08:13:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-03 08:13:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-05-03 08:13:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-03 08:13:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:13:53,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:13:53,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:13:53,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:13:53,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:13:53,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:13:53,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:13:53,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:13:53,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:13:53,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:13:53,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:13:53,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:13:53,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:13:53,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:13:53,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:13:53,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:13:53,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:13:53,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:13:53,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:13:53,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-05-03 08:13:53,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 08:13:53,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:13:53,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:13:53,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-05-03 08:13:53,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-03 08:13:53,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-03 08:13:53,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-03 08:13:53,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2024-05-03 08:13:53,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-03 08:13:53,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-03 08:13:53,587 INFO L78 Accepts]: Start accepts. Automaton has currently 34690 states, but on-demand construction may add more states Word has length 322 [2024-05-03 08:13:53,591 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:13:53,604 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2024-05-03 08:13:53,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-05-03 08:13:53,792 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:13:53,792 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:13:53,792 INFO L85 PathProgramCache]: Analyzing trace with hash 824184024, now seen corresponding path program 20 times [2024-05-03 08:13:53,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:13:53,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021252291] [2024-05-03 08:13:53,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:13:53,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:13:53,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:13:54,354 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 149 proven. 170 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-05-03 08:13:54,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:13:54,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021252291] [2024-05-03 08:13:54,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021252291] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:13:54,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1009964793] [2024-05-03 08:13:54,354 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-03 08:13:54,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:13:54,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:13:54,356 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:13:54,356 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2024-05-03 08:13:54,593 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-03 08:13:54,593 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 08:13:54,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-03 08:13:54,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:13:55,411 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 175 proven. 144 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-05-03 08:13:55,411 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:13:56,188 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 232 proven. 87 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-05-03 08:13:56,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1009964793] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 08:13:56,189 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 08:13:56,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 67 [2024-05-03 08:13:56,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078680259] [2024-05-03 08:13:56,189 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 08:13:56,190 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2024-05-03 08:13:56,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:13:56,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2024-05-03 08:13:56,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=725, Invalid=3697, Unknown=0, NotChecked=0, Total=4422 [2024-05-03 08:13:56,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:13:56,191 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:13:56,191 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 7.686567164179104) internal successors, (515), 67 states have internal predecessors, (515), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:13:56,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:13:56,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:13:56,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:13:56,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:13:56,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:13:56,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:13:56,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:13:56,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:13:56,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:13:56,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:13:56,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:13:56,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:13:56,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:13:56,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:13:56,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:13:56,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:13:56,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:13:56,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:13:56,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-05-03 08:13:56,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 08:13:56,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:13:56,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:13:56,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-05-03 08:13:56,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-03 08:13:56,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-03 08:13:56,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-03 08:13:56,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2024-05-03 08:13:56,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-03 08:13:56,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-03 08:13:56,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:13:58,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:13:58,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:13:58,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:13:58,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:13:58,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:13:58,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:13:58,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:13:58,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:13:58,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:13:58,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:13:58,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:13:58,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:13:58,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:13:58,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:13:58,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:13:58,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:13:58,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:13:58,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:13:58,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-05-03 08:13:58,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-03 08:13:58,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:13:58,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:13:58,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-05-03 08:13:58,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-03 08:13:58,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-03 08:13:58,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-03 08:13:58,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2024-05-03 08:13:58,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-03 08:13:58,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-03 08:13:58,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-03 08:13:58,816 INFO L78 Accepts]: Start accepts. Automaton has currently 37515 states, but on-demand construction may add more states Word has length 327 [2024-05-03 08:13:58,821 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 08:13:58,830 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2024-05-03 08:13:59,021 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,30 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:13:59,022 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 08:13:59,022 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 08:13:59,022 INFO L85 PathProgramCache]: Analyzing trace with hash -1316673300, now seen corresponding path program 21 times [2024-05-03 08:13:59,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 08:13:59,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817748466] [2024-05-03 08:13:59,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 08:13:59,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 08:13:59,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 08:14:07,435 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 33 proven. 437 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 08:14:07,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 08:14:07,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [817748466] [2024-05-03 08:14:07,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [817748466] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-03 08:14:07,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [116332080] [2024-05-03 08:14:07,435 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-03 08:14:07,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-03 08:14:07,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 08:14:07,436 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-03 08:14:07,437 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2024-05-03 08:14:07,833 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-05-03 08:14:07,833 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-03 08:14:07,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 824 conjuncts, 183 conjunts are in the unsatisfiable core [2024-05-03 08:14:07,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-03 08:14:08,931 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-05-03 08:14:09,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-03 08:14:09,530 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-03 08:14:09,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-03 08:14:09,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-03 08:14:12,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:14:12,143 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 30 [2024-05-03 08:14:12,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:14:12,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 30 [2024-05-03 08:14:14,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:14:14,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:14:14,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:14:14,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:14:14,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:14:14,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:14:14,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:14:14,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:14:14,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:14:14,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:14:14,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:14:14,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:14:14,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:14:14,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:14:14,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-03 08:14:14,365 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:14:14,365 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 13 select indices, 13 select index equivalence classes, 51 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 101 treesize of output 239 [2024-05-03 08:14:14,867 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 57 proven. 238 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-05-03 08:14:14,867 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-03 08:14:16,954 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2280 (Array Int Int)) (v_ArrVal_2279 (Array Int Int))) (= (let ((.cse0 (select (store (store |c_#memory_int| |c_thread4Thread1of1ForFork4_~#t5~0.base| v_ArrVal_2279) |c_thread4Thread1of1ForFork4_~#t6~0.base| v_ArrVal_2280) c_~X_0~0.base)) (.cse1 (* c_~n_1~0 4))) (+ c_~s_6~0 (select .cse0 (+ (- 12) .cse1 c_~X_0~0.offset)) (select .cse0 (+ (- 4) .cse1 c_~X_0~0.offset)) (select .cse0 (+ .cse1 c_~X_0~0.offset)) (select .cse0 (+ (- 16) .cse1 c_~X_0~0.offset)) (select .cse0 (+ .cse1 c_~X_0~0.offset (- 8))) (select .cse0 (+ c_~X_0~0.offset 4 (* 4 c_~i_7~0))) (select .cse0 (+ (- 20) .cse1 c_~X_0~0.offset)))) c_~s_2~0)) is different from false [2024-05-03 08:14:16,966 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2280 (Array Int Int)) (v_ArrVal_2279 (Array Int Int))) (= (let ((.cse0 (select (store (store |c_#memory_int| |c_thread4Thread1of1ForFork4_~#t5~0.base| v_ArrVal_2279) |c_thread4Thread1of1ForFork4_~#t6~0.base| v_ArrVal_2280) c_~X_0~0.base)) (.cse1 (* c_~n_1~0 4))) (+ (select .cse0 (+ (- 12) .cse1 c_~X_0~0.offset)) (select .cse0 (+ (- 4) .cse1 c_~X_0~0.offset)) (select .cse0 (+ .cse1 c_~X_0~0.offset)) (select .cse0 (+ c_~X_0~0.offset 4)) (select .cse0 (+ (- 16) .cse1 c_~X_0~0.offset)) (select .cse0 (+ .cse1 c_~X_0~0.offset (- 8))) (select .cse0 (+ (- 20) .cse1 c_~X_0~0.offset)))) c_~s_2~0)) is different from false [2024-05-03 08:14:16,977 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t6~0.base_84| Int)) (or (forall ((v_ArrVal_2280 (Array Int Int)) (v_ArrVal_2279 (Array Int Int))) (= (let ((.cse0 (select (store (store |c_#memory_int| |c_thread4Thread1of1ForFork4_~#t5~0.base| v_ArrVal_2279) |v_thread4Thread1of1ForFork4_~#t6~0.base_84| v_ArrVal_2280) c_~X_0~0.base)) (.cse1 (* c_~n_1~0 4))) (+ (select .cse0 (+ (- 20) .cse1 c_~X_0~0.offset)) (select .cse0 (+ (- 16) .cse1 c_~X_0~0.offset)) (select .cse0 (+ (- 12) .cse1 c_~X_0~0.offset)) (select .cse0 (+ c_~X_0~0.offset 4)) (select .cse0 (+ .cse1 c_~X_0~0.offset (- 8))) (select .cse0 (+ (- 4) .cse1 c_~X_0~0.offset)) (select .cse0 (+ .cse1 c_~X_0~0.offset)))) c_~s_2~0)) (< |v_thread4Thread1of1ForFork4_~#t6~0.base_84| (+ |c_#StackHeapBarrier| 1)))) is different from false [2024-05-03 08:14:18,486 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_thread4Thread1of1ForFork4_~#t5~0.base_84| Int)) (let ((.cse0 (+ |c_#StackHeapBarrier| 1))) (or (< |v_thread4Thread1of1ForFork4_~#t5~0.base_84| .cse0) (forall ((|v_thread4Thread1of1ForFork4_~#t6~0.base_84| Int)) (or (forall ((v_ArrVal_2280 (Array Int Int)) (v_ArrVal_2279 (Array Int Int))) (= (let ((.cse1 (select (store (store |c_#memory_int| |v_thread4Thread1of1ForFork4_~#t5~0.base_84| v_ArrVal_2279) |v_thread4Thread1of1ForFork4_~#t6~0.base_84| v_ArrVal_2280) c_~X_0~0.base)) (.cse2 (* c_~n_1~0 4))) (+ (select .cse1 (+ .cse2 c_~X_0~0.offset (- 8))) (select .cse1 (+ (- 16) .cse2 c_~X_0~0.offset)) (select .cse1 (+ .cse2 c_~X_0~0.offset)) (select .cse1 (+ (- 12) .cse2 c_~X_0~0.offset)) (select .cse1 (+ (- 20) .cse2 c_~X_0~0.offset)) (select .cse1 (+ c_~X_0~0.offset 4)) (select .cse1 (+ (- 4) .cse2 c_~X_0~0.offset)))) c_~s_2~0)) (< |v_thread4Thread1of1ForFork4_~#t6~0.base_84| .cse0)))))) is different from false [2024-05-03 08:14:27,696 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:14:27,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 479 treesize of output 324 [2024-05-03 08:14:27,730 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:14:27,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 2551030 treesize of output 2446198 [2024-05-03 08:14:27,833 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:14:27,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 3970 treesize of output 3522 [2024-05-03 08:14:27,856 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:14:27,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 3522 treesize of output 2626 [2024-05-03 08:14:27,881 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:14:27,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 2626 treesize of output 2290 [2024-05-03 08:14:27,903 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:14:27,904 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 2290 treesize of output 2122 [2024-05-03 08:14:27,926 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:14:27,926 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 2122 treesize of output 1450 [2024-05-03 08:14:27,956 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-03 08:14:27,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 766 treesize of output 682 [2024-05-03 08:14:30,376 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 0 proven. 428 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-05-03 08:14:30,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [116332080] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-03 08:14:30,377 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-03 08:14:30,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [70, 59, 63] total 180 [2024-05-03 08:14:30,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676393712] [2024-05-03 08:14:30,377 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-03 08:14:30,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 180 states [2024-05-03 08:14:30,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 08:14:30,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 180 interpolants. [2024-05-03 08:14:30,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1415, Invalid=29336, Unknown=65, NotChecked=1404, Total=32220 [2024-05-03 08:14:30,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:14:30,381 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 08:14:30,381 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 180 states, 180 states have (on average 4.411111111111111) internal successors, (794), 180 states have internal predecessors, (794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 08:14:30,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 08:14:30,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-03 08:14:30,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-03 08:14:30,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-03 08:14:30,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:14:30,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:14:30,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-03 08:14:30,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-03 08:14:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-03 08:14:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-03 08:14:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-03 08:14:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-03 08:14:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:14:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-03 08:14:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-03 08:14:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-03 08:14:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-03 08:14:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-03 08:14:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-05-03 08:14:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-03 08:14:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:14:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-03 08:14:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-05-03 08:14:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-03 08:14:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-03 08:14:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-03 08:14:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2024-05-03 08:14:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-03 08:14:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-03 08:14:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-03 08:14:30,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-05-03 08:14:58,235 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 0 [2024-05-03 08:14:58,243 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 [2024-05-03 08:14:58,243 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-03 08:14:58,243 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-03 08:14:58,244 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-03 08:14:58,244 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-03 08:14:58,435 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,SelfDestructingSolverStorable30 [2024-05-03 08:14:58,436 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-19-2-4-1 term,while PolyPacSimplificationTermWalker was simplifying a ∨-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-18-2-3-1 context. [2024-05-03 08:14:58,436 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-03 08:14:58,438 INFO L445 BasicCegarLoop]: Path program histogram: [21, 2, 2, 2, 1, 1, 1, 1] [2024-05-03 08:14:58,439 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (3/11) [2024-05-03 08:14:58,440 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-03 08:14:58,440 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-05-03 08:14:58,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.05 08:14:58 BasicIcfg [2024-05-03 08:14:58,442 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-03 08:14:58,443 INFO L158 Benchmark]: Toolchain (without parser) took 834300.85ms. Allocated memory was 360.7MB in the beginning and 1.7GB in the end (delta: 1.3GB). Free memory was 294.3MB in the beginning and 863.9MB in the end (delta: -569.6MB). Peak memory consumption was 773.1MB. Max. memory is 8.0GB. [2024-05-03 08:14:58,443 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 187.7MB. Free memory is still 118.8MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-03 08:14:58,443 INFO L158 Benchmark]: CACSL2BoogieTranslator took 200.33ms. Allocated memory is still 360.7MB. Free memory was 294.3MB in the beginning and 281.2MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-05-03 08:14:58,443 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.86ms. Allocated memory is still 360.7MB. Free memory was 281.2MB in the beginning and 278.0MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-05-03 08:14:58,443 INFO L158 Benchmark]: Boogie Preprocessor took 32.06ms. Allocated memory is still 360.7MB. Free memory was 278.0MB in the beginning and 275.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-03 08:14:58,443 INFO L158 Benchmark]: RCFGBuilder took 857.78ms. Allocated memory is still 360.7MB. Free memory was 275.9MB in the beginning and 291.3MB in the end (delta: -15.4MB). Peak memory consumption was 29.7MB. Max. memory is 8.0GB. [2024-05-03 08:14:58,444 INFO L158 Benchmark]: TraceAbstraction took 833167.99ms. Allocated memory was 360.7MB in the beginning and 1.7GB in the end (delta: 1.3GB). Free memory was 290.3MB in the beginning and 863.9MB in the end (delta: -573.6MB). Peak memory consumption was 769.7MB. Max. memory is 8.0GB. [2024-05-03 08:14:58,444 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 187.7MB. Free memory is still 118.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 200.33ms. Allocated memory is still 360.7MB. Free memory was 294.3MB in the beginning and 281.2MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 35.86ms. Allocated memory is still 360.7MB. Free memory was 281.2MB in the beginning and 278.0MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 32.06ms. Allocated memory is still 360.7MB. Free memory was 278.0MB in the beginning and 275.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 857.78ms. Allocated memory is still 360.7MB. Free memory was 275.9MB in the beginning and 291.3MB in the end (delta: -15.4MB). Peak memory consumption was 29.7MB. Max. memory is 8.0GB. * TraceAbstraction took 833167.99ms. Allocated memory was 360.7MB in the beginning and 1.7GB in the end (delta: 1.3GB). Free memory was 290.3MB in the beginning and 863.9MB in the end (delta: -573.6MB). Peak memory consumption was 769.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Visitor Statistics States: 0, Transitions: 0, Traversal time: 14228805.5s - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Visitor Statistics States: 0, Transitions: 0, Traversal time: 14228805.6s - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1825751, independent: 1751994, independent conditional: 1751994, independent unconditional: 0, dependent: 73757, dependent conditional: 73757, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1767534, independent: 1751994, independent conditional: 1751994, independent unconditional: 0, dependent: 15540, dependent conditional: 15540, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1767534, independent: 1751994, independent conditional: 1751994, independent unconditional: 0, dependent: 15540, dependent conditional: 15540, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2152446, independent: 1751994, independent conditional: 5075, independent unconditional: 1746919, dependent: 400452, dependent conditional: 379837, dependent unconditional: 20615, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2152446, independent: 1751994, independent conditional: 5075, independent unconditional: 1746919, dependent: 400452, dependent conditional: 132383, dependent unconditional: 268069, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2152446, independent: 1751994, independent conditional: 5075, independent unconditional: 1746919, dependent: 400452, dependent conditional: 132383, dependent unconditional: 268069, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1192, independent: 663, independent conditional: 115, independent unconditional: 548, dependent: 529, dependent conditional: 522, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1192, independent: 545, independent conditional: 0, independent unconditional: 545, dependent: 647, dependent conditional: 0, dependent unconditional: 647, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 647, independent: 118, independent conditional: 115, independent unconditional: 3, dependent: 529, dependent conditional: 522, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 647, independent: 118, independent conditional: 115, independent unconditional: 3, dependent: 529, dependent conditional: 522, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1340, independent: 251, independent conditional: 212, independent unconditional: 39, dependent: 1089, dependent conditional: 1068, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2152446, independent: 1751331, independent conditional: 4960, independent unconditional: 1746371, dependent: 399923, dependent conditional: 131861, dependent unconditional: 268062, unknown: 1192, unknown conditional: 637, unknown unconditional: 555] , Statistics on independence cache: Total cache size (in pairs): 1192, Positive cache size: 663, Positive conditional cache size: 115, Positive unconditional cache size: 548, Negative cache size: 529, Negative conditional cache size: 522, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 247454, Maximal queried relation: 31, Independence queries for same thread: 58217 - StatisticsResult: Visitor Statistics States: 205, Transitions: 205, Traversal time: 0.1s - StatisticsResult: Visitor Statistics States: 205, Transitions: 205, Traversal time: 0.1s - StatisticsResult: Visitor Statistics States: 229, Transitions: 230, Traversal time: 0.2s - StatisticsResult: Visitor Statistics States: 283, Transitions: 285, Traversal time: 0.1s - StatisticsResult: Visitor Statistics States: 290, Transitions: 292, Traversal time: 0.1s - StatisticsResult: Visitor Statistics States: 298, Transitions: 300, Traversal time: 0.3s - StatisticsResult: Visitor Statistics States: 2365, Transitions: 2673, Traversal time: 0.3s - StatisticsResult: Visitor Statistics States: 1906, Transitions: 2210, Traversal time: 0.2s - StatisticsResult: Visitor Statistics States: 1990, Transitions: 2296, Traversal time: 3.5s - StatisticsResult: Visitor Statistics States: 2018, Transitions: 2324, Traversal time: 0.6s - StatisticsResult: Visitor Statistics States: 4369, Transitions: 4965, Traversal time: 1.8s - StatisticsResult: Visitor Statistics States: 4690, Transitions: 5354, Traversal time: 0.5s - StatisticsResult: Visitor Statistics States: 4782, Transitions: 5448, Traversal time: 5.5s - StatisticsResult: Visitor Statistics States: 7909, Transitions: 8929, Traversal time: 1.2s - StatisticsResult: Visitor Statistics States: 9102, Transitions: 10422, Traversal time: 0.9s - StatisticsResult: Visitor Statistics States: 9186, Transitions: 10508, Traversal time: 8.3s - StatisticsResult: Visitor Statistics States: 9242, Transitions: 10564, Traversal time: 1.0s - StatisticsResult: Visitor Statistics States: 13229, Transitions: 15025, Traversal time: 3.1s - StatisticsResult: Visitor Statistics States: 15018, Transitions: 17242, Traversal time: 1.3s - StatisticsResult: Visitor Statistics States: 15102, Transitions: 17328, Traversal time: 9.8s - StatisticsResult: Visitor Statistics States: 15172, Transitions: 17398, Traversal time: 1.4s - StatisticsResult: Visitor Statistics States: 20053, Transitions: 22873, Traversal time: 4.0s - StatisticsResult: Visitor Statistics States: 22414, Transitions: 25774, Traversal time: 1.4s - StatisticsResult: Visitor Statistics States: 22498, Transitions: 25860, Traversal time: 15.9s - StatisticsResult: Visitor Statistics States: 22506, Transitions: 25868, Traversal time: 1.3s - StatisticsResult: Visitor Statistics States: 28357, Transitions: 32433, Traversal time: 6.3s - StatisticsResult: Visitor Statistics States: 31290, Transitions: 36018, Traversal time: 1.8s - StatisticsResult: Visitor Statistics States: 31374, Transitions: 36104, Traversal time: 17.3s - StatisticsResult: Visitor Statistics States: 31382, Transitions: 36112, Traversal time: 1.7s - StatisticsResult: Visitor Statistics States: 38141, Transitions: 43705, Traversal time: 6.6s - StatisticsResult: Visitor Statistics States: 41646, Transitions: 47974, Traversal time: 2.6s - StatisticsResult: Visitor Statistics States: 15976, Transitions: 18673, Traversal time: 27.8s - TimeoutResultAtElement [Line: 174]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-19-2-4-1 term,while PolyPacSimplificationTermWalker was simplifying a ∨-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-18-2-3-1 context. - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 13 procedures, 338 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, 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: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: thread1Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 13 procedures, 338 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, 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: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 13 procedures, 338 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 832.9s, OverallIterations: 31, TraceHistogramMax: 0, PathProgramHistogramMax: 21, EmptinessCheckTime: 127.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1244, 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: 1.0s SsaConstructionTime, 4.0s SatisfiabilityAnalysisTime, 691.8s InterpolantComputationTime, 15238 NumberOfCodeBlocks, 15153 NumberOfCodeBlocksAsserted, 118 NumberOfCheckSat, 22379 ConstructedInterpolants, 405 QuantifiedInterpolants, 176167 SizeOfPredicates, 477 NumberOfNonLiveVariables, 18223 ConjunctsInSsa, 1063 ConjunctsInUnsatCore, 85 InterpolantComputations, 7 PerfectInterpolantSequences, 7810/14404 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