/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.prune.known.deadend.states.from.previous.iterations false -s ../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe020_rmo.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-a4a1cd3-m [2024-05-30 13:59:33,447 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-30 13:59:33,512 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-05-30 13:59:33,516 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-30 13:59:33,516 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-30 13:59:33,517 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-05-30 13:59:33,540 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-30 13:59:33,541 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-30 13:59:33,541 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-30 13:59:33,545 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-30 13:59:33,545 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-30 13:59:33,545 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-30 13:59:33,545 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-30 13:59:33,547 INFO L153 SettingsManager]: * Use SBE=true [2024-05-30 13:59:33,547 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-30 13:59:33,547 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-30 13:59:33,547 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-30 13:59:33,547 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-30 13:59:33,547 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-30 13:59:33,548 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-30 13:59:33,548 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-30 13:59:33,548 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-30 13:59:33,548 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-30 13:59:33,548 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-30 13:59:33,549 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-30 13:59:33,549 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-30 13:59:33,549 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-30 13:59:33,549 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-30 13:59:33,549 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-30 13:59:33,549 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-30 13:59:33,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-30 13:59:33,551 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-30 13:59:33,551 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-30 13:59:33,551 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-05-30 13:59:33,551 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-30 13:59:33,551 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-30 13:59:33,551 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-05-30 13:59:33,551 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-05-30 13:59:33,552 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-30 13:59:33,552 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-30 13:59:33,553 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-30 13:59:33,553 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-05-30 13:59:33,775 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-30 13:59:33,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-30 13:59:33,793 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-30 13:59:33,793 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-30 13:59:33,795 INFO L274 PluginConnector]: CDTParser initialized [2024-05-30 13:59:33,797 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe020_rmo.i [2024-05-30 13:59:34,924 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-30 13:59:35,174 INFO L384 CDTParser]: Found 1 translation units. [2024-05-30 13:59:35,175 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe020_rmo.i [2024-05-30 13:59:35,193 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/3c07f29b3/a20b580c4e6640e69dd4b3769ea7ea6b/FLAG40322e131 [2024-05-30 13:59:35,207 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/3c07f29b3/a20b580c4e6640e69dd4b3769ea7ea6b [2024-05-30 13:59:35,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-30 13:59:35,213 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-30 13:59:35,216 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-30 13:59:35,216 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-30 13:59:35,219 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-30 13:59:35,220 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.05 01:59:35" (1/1) ... [2024-05-30 13:59:35,221 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79cef2cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:59:35, skipping insertion in model container [2024-05-30 13:59:35,221 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.05 01:59:35" (1/1) ... [2024-05-30 13:59:35,262 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-30 13:59:35,380 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe020_rmo.i[988,1001] [2024-05-30 13:59:35,574 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-30 13:59:35,584 INFO L202 MainTranslator]: Completed pre-run [2024-05-30 13:59:35,594 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe020_rmo.i[988,1001] [2024-05-30 13:59:35,672 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-30 13:59:35,698 INFO L206 MainTranslator]: Completed translation [2024-05-30 13:59:35,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:59:35 WrapperNode [2024-05-30 13:59:35,698 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-30 13:59:35,699 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-30 13:59:35,699 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-30 13:59:35,699 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-30 13:59:35,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:59:35" (1/1) ... [2024-05-30 13:59:35,749 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:59:35" (1/1) ... [2024-05-30 13:59:35,777 INFO L138 Inliner]: procedures = 176, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 135 [2024-05-30 13:59:35,778 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-30 13:59:35,778 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-30 13:59:35,778 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-30 13:59:35,779 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-30 13:59:35,785 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:59:35" (1/1) ... [2024-05-30 13:59:35,785 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:59:35" (1/1) ... [2024-05-30 13:59:35,796 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:59:35" (1/1) ... [2024-05-30 13:59:35,796 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:59:35" (1/1) ... [2024-05-30 13:59:35,811 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:59:35" (1/1) ... [2024-05-30 13:59:35,813 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:59:35" (1/1) ... [2024-05-30 13:59:35,814 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:59:35" (1/1) ... [2024-05-30 13:59:35,815 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:59:35" (1/1) ... [2024-05-30 13:59:35,818 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-30 13:59:35,818 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-30 13:59:35,818 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-30 13:59:35,819 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-30 13:59:35,819 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:59:35" (1/1) ... [2024-05-30 13:59:35,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-30 13:59:35,845 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 13:59:35,875 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-30 13:59:35,884 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-30 13:59:35,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-30 13:59:35,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-30 13:59:35,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-30 13:59:35,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-30 13:59:35,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-30 13:59:35,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-30 13:59:35,916 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-30 13:59:35,916 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-30 13:59:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-30 13:59:35,917 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-30 13:59:35,918 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-30 13:59:35,918 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-30 13:59:35,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-30 13:59:35,918 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-30 13:59:35,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-30 13:59:35,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-30 13:59:35,920 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-30 13:59:36,041 INFO L241 CfgBuilder]: Building ICFG [2024-05-30 13:59:36,042 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-30 13:59:36,349 INFO L282 CfgBuilder]: Performing block encoding [2024-05-30 13:59:36,514 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-30 13:59:36,515 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-30 13:59:36,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.05 01:59:36 BoogieIcfgContainer [2024-05-30 13:59:36,515 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-30 13:59:36,517 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-30 13:59:36,517 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-30 13:59:36,519 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-30 13:59:36,520 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.05 01:59:35" (1/3) ... [2024-05-30 13:59:36,521 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19d3cc68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.05 01:59:36, skipping insertion in model container [2024-05-30 13:59:36,521 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:59:35" (2/3) ... [2024-05-30 13:59:36,521 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19d3cc68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.05 01:59:36, skipping insertion in model container [2024-05-30 13:59:36,522 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.05 01:59:36" (3/3) ... [2024-05-30 13:59:36,523 INFO L112 eAbstractionObserver]: Analyzing ICFG safe020_rmo.i [2024-05-30 13:59:36,530 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-30 13:59:36,570 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-30 13:59:36,570 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-30 13:59:36,570 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-30 13:59:36,621 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-30 13:59:36,660 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 13:59:36,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 13:59:36,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 13:59:36,663 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-30 13:59:36,695 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-30 13:59:36,717 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 13:59:36,725 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-30 13:59:36,730 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2582764e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 13:59:36,730 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 13:59:36,739 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 13:59:36,763 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 163 states. [2024-05-30 13:59:36,763 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 13:59:36,766 INFO L78 Accepts]: Start accepts. Automaton has currently 165 states, but on-demand construction may add more states Word has length 88 [2024-05-30 13:59:36,768 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 13:59:36,768 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 13:59:36,772 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 13:59:36,772 INFO L85 PathProgramCache]: Analyzing trace with hash -262277012, now seen corresponding path program 1 times [2024-05-30 13:59:36,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 13:59:36,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919014899] [2024-05-30 13:59:36,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 13:59:36,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 13:59:36,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 13:59:37,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 13:59:37,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 13:59:37,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919014899] [2024-05-30 13:59:37,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1919014899] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 13:59:37,125 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 13:59:37,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-30 13:59:37,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835115008] [2024-05-30 13:59:37,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 13:59:37,132 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-30 13:59:37,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 13:59:37,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-30 13:59:37,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-30 13:59:37,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:59:37,155 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 13:59:37,155 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 44.0) internal successors, (88), 2 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 13:59:37,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:59:37,157 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 14:00:00,253 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 747 states. [2024-05-30 14:00:00,253 INFO L212 cStratifiedReduction]: Copied states 83 times. [2024-05-30 14:00:00,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 14:00:00,254 INFO L78 Accepts]: Start accepts. Automaton has currently 1168 states, but on-demand construction may add more states Word has length 87 [2024-05-30 14:00:00,254 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 14:00:00,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-30 14:00:00,255 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 14:00:00,255 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 14:00:00,255 INFO L85 PathProgramCache]: Analyzing trace with hash 1417992064, now seen corresponding path program 1 times [2024-05-30 14:00:00,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 14:00:00,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469053789] [2024-05-30 14:00:00,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 14:00:00,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 14:00:00,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 14:00:00,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 14:00:00,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 14:00:00,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [469053789] [2024-05-30 14:00:00,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [469053789] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 14:00:00,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 14:00:00,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-30 14:00:00,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451601573] [2024-05-30 14:00:00,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 14:00:00,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-30 14:00:00,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 14:00:00,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-30 14:00:00,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-30 14:00:00,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 14:00:00,744 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 14:00:00,744 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 14:00:00,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 14:00:00,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 14:00:00,745 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 14:02:01,296 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 3378 states. [2024-05-30 14:02:01,296 INFO L212 cStratifiedReduction]: Copied states 685 times. [2024-05-30 14:02:01,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 14:02:01,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 14:02:01,297 INFO L78 Accepts]: Start accepts. Automaton has currently 3702 states, but on-demand construction may add more states Word has length 91 [2024-05-30 14:02:01,297 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 14:02:01,298 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-30 14:02:01,298 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 14:02:01,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 14:02:01,298 INFO L85 PathProgramCache]: Analyzing trace with hash 1373664898, now seen corresponding path program 1 times [2024-05-30 14:02:01,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 14:02:01,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317064505] [2024-05-30 14:02:01,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 14:02:01,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 14:02:01,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 14:02:01,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 14:02:01,729 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 14:02:01,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317064505] [2024-05-30 14:02:01,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1317064505] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 14:02:01,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 14:02:01,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-05-30 14:02:01,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282488730] [2024-05-30 14:02:01,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 14:02:01,730 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-05-30 14:02:01,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 14:02:01,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-30 14:02:01,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-05-30 14:02:01,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 14:02:01,732 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 14:02:01,732 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 9 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 14:02:01,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 14:02:01,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 14:02:01,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 14:02:01,733 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 14:04:38,413 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 4623 states. [2024-05-30 14:04:38,413 INFO L212 cStratifiedReduction]: Copied states 795 times. [2024-05-30 14:04:38,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 14:04:38,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 14:04:38,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-30 14:04:38,413 INFO L78 Accepts]: Start accepts. Automaton has currently 5114 states, but on-demand construction may add more states Word has length 103 [2024-05-30 14:04:38,414 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 14:04:38,414 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-30 14:04:38,414 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 14:04:38,415 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 14:04:38,415 INFO L85 PathProgramCache]: Analyzing trace with hash 2072916872, now seen corresponding path program 1 times [2024-05-30 14:04:38,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 14:04:38,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671102340] [2024-05-30 14:04:38,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 14:04:38,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 14:04:38,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 14:04:38,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 14:04:38,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 14:04:38,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671102340] [2024-05-30 14:04:38,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671102340] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 14:04:38,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 14:04:38,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-30 14:04:38,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141390746] [2024-05-30 14:04:38,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 14:04:38,631 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-30 14:04:38,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 14:04:38,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-30 14:04:38,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-30 14:04:38,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 14:04:38,632 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 14:04:38,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 6 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 14:04:38,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 14:04:38,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 14:04:38,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-30 14:04:38,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 14:04:38,633 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 14:06:50,511 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 3591 states. [2024-05-30 14:06:50,512 INFO L212 cStratifiedReduction]: Copied states 773 times. [2024-05-30 14:06:50,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 14:06:50,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 14:06:50,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-30 14:06:50,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 14:06:50,522 INFO L78 Accepts]: Start accepts. Automaton has currently 4004 states, but on-demand construction may add more states Word has length 103 [2024-05-30 14:06:50,525 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 14:06:50,525 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-30 14:06:50,539 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 14:06:50,540 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 14:06:50,540 INFO L85 PathProgramCache]: Analyzing trace with hash 241801864, now seen corresponding path program 2 times [2024-05-30 14:06:50,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 14:06:50,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417754310] [2024-05-30 14:06:50,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 14:06:50,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 14:06:50,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 14:06:50,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 14:06:50,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 14:06:50,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417754310] [2024-05-30 14:06:50,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417754310] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 14:06:50,813 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 14:06:50,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-30 14:06:50,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689048947] [2024-05-30 14:06:50,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 14:06:50,815 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-30 14:06:50,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 14:06:50,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-30 14:06:50,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-05-30 14:06:50,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 14:06:50,816 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 14:06:50,816 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.875) internal successors, (103), 8 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 14:06:50,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 14:06:50,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 14:06:50,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-30 14:06:50,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-30 14:06:50,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 14:06:50,817 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 14:09:05,926 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 3569 states. [2024-05-30 14:09:05,927 INFO L212 cStratifiedReduction]: Copied states 773 times. [2024-05-30 14:09:05,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 14:09:05,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 14:09:05,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-30 14:09:05,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 14:09:05,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-30 14:09:05,927 INFO L78 Accepts]: Start accepts. Automaton has currently 3960 states, but on-demand construction may add more states Word has length 106 [2024-05-30 14:09:05,928 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 14:09:05,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-05-30 14:09:05,928 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 14:09:05,928 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 14:09:05,928 INFO L85 PathProgramCache]: Analyzing trace with hash 1361449271, now seen corresponding path program 1 times [2024-05-30 14:09:05,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 14:09:05,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361781005] [2024-05-30 14:09:05,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 14:09:05,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 14:09:06,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 14:09:06,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 14:09:06,146 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 14:09:06,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361781005] [2024-05-30 14:09:06,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361781005] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 14:09:06,146 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 14:09:06,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-30 14:09:06,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872557891] [2024-05-30 14:09:06,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 14:09:06,147 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-30 14:09:06,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 14:09:06,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-30 14:09:06,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-30 14:09:06,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 14:09:06,148 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 14:09:06,148 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.666666666666668) internal successors, (106), 6 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 14:09:06,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 14:09:06,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 14:09:06,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-30 14:09:06,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-30 14:09:06,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-30 14:09:06,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 14:09:06,148 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 14:12:48,482 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 8027 states. [2024-05-30 14:12:48,482 INFO L212 cStratifiedReduction]: Copied states 3277 times. [2024-05-30 14:12:48,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 14:12:48,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 14:12:48,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-30 14:12:48,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 14:12:48,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-30 14:12:48,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-30 14:12:48,483 INFO L78 Accepts]: Start accepts. Automaton has currently 6074 states, but on-demand construction may add more states Word has length 106 [2024-05-30 14:12:48,483 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 14:12:48,484 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-05-30 14:12:48,487 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 14:12:48,490 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 14:12:48,490 INFO L85 PathProgramCache]: Analyzing trace with hash -1855988185, now seen corresponding path program 2 times [2024-05-30 14:12:48,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 14:12:48,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290080614] [2024-05-30 14:12:48,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 14:12:48,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 14:12:48,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 14:12:49,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 14:12:49,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 14:12:49,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290080614] [2024-05-30 14:12:49,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290080614] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 14:12:49,691 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 14:12:49,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-05-30 14:12:49,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435605884] [2024-05-30 14:12:49,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 14:12:49,692 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-05-30 14:12:49,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 14:12:49,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-05-30 14:12:49,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2024-05-30 14:12:49,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 14:12:49,696 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 14:12:49,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 8.153846153846153) internal successors, (106), 13 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 14:12:49,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 14:12:49,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 14:12:49,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-30 14:12:49,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-30 14:12:49,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-30 14:12:49,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-30 14:12:49,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 14:12:49,697 INFO L199 cStratifiedReduction]: Start building reduction automaton Received shutdown request... [2024-05-30 14:12:56,054 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 352 states. [2024-05-30 14:12:56,054 INFO L212 cStratifiedReduction]: Copied states 9 times. [2024-05-30 14:12:56,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-05-30 14:12:56,054 WARN L619 AbstractCegarLoop]: Verification canceled: while PolyPacSimplificationTermWalker was simplifying a ∧-2-3-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-13-4-5-4-4-3-3-2-1 context. [2024-05-30 14:12:56,061 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-30 14:12:56,096 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-30 14:12:56,096 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-30 14:12:56,142 INFO L445 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1] [2024-05-30 14:12:56,143 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (1/4) [2024-05-30 14:12:56,145 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-30 14:12:56,145 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-05-30 14:12:56,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.05 02:12:56 BasicIcfg [2024-05-30 14:12:56,147 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-30 14:12:56,147 INFO L158 Benchmark]: Toolchain (without parser) took 800934.57ms. Allocated memory was 153.1MB in the beginning and 6.3GB in the end (delta: 6.2GB). Free memory was 84.8MB in the beginning and 4.9GB in the end (delta: -4.8GB). Peak memory consumption was 3.5GB. Max. memory is 8.0GB. [2024-05-30 14:12:56,148 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 153.1MB. Free memory is still 91.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-30 14:12:56,148 INFO L158 Benchmark]: CACSL2BoogieTranslator took 482.32ms. Allocated memory is still 153.1MB. Free memory was 84.6MB in the beginning and 119.0MB in the end (delta: -34.4MB). Peak memory consumption was 24.0MB. Max. memory is 8.0GB. [2024-05-30 14:12:56,148 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.89ms. Allocated memory is still 153.1MB. Free memory was 119.0MB in the beginning and 116.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-30 14:12:56,148 INFO L158 Benchmark]: Boogie Preprocessor took 39.49ms. Allocated memory is still 153.1MB. Free memory was 116.4MB in the beginning and 114.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-30 14:12:56,149 INFO L158 Benchmark]: RCFGBuilder took 696.70ms. Allocated memory is still 153.1MB. Free memory was 114.3MB in the beginning and 45.6MB in the end (delta: 68.7MB). Peak memory consumption was 69.2MB. Max. memory is 8.0GB. [2024-05-30 14:12:56,149 INFO L158 Benchmark]: TraceAbstraction took 799630.27ms. Allocated memory was 153.1MB in the beginning and 6.3GB in the end (delta: 6.2GB). Free memory was 44.6MB in the beginning and 4.9GB in the end (delta: -4.8GB). Peak memory consumption was 3.5GB. Max. memory is 8.0GB. [2024-05-30 14:12:56,151 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 153.1MB. Free memory is still 91.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 482.32ms. Allocated memory is still 153.1MB. Free memory was 84.6MB in the beginning and 119.0MB in the end (delta: -34.4MB). Peak memory consumption was 24.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 78.89ms. Allocated memory is still 153.1MB. Free memory was 119.0MB in the beginning and 116.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 39.49ms. Allocated memory is still 153.1MB. Free memory was 116.4MB in the beginning and 114.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 696.70ms. Allocated memory is still 153.1MB. Free memory was 114.3MB in the beginning and 45.6MB in the end (delta: 68.7MB). Peak memory consumption was 69.2MB. Max. memory is 8.0GB. * TraceAbstraction took 799630.27ms. Allocated memory was 153.1MB in the beginning and 6.3GB in the end (delta: 6.2GB). Free memory was 44.6MB in the beginning and 4.9GB in the end (delta: -4.8GB). Peak memory consumption was 3.5GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 70175, independent: 69276, independent conditional: 69276, independent unconditional: 0, dependent: 267, dependent conditional: 267, dependent unconditional: 0, unknown: 632, unknown conditional: 632, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 70159, independent: 69276, independent conditional: 69276, independent unconditional: 0, dependent: 251, dependent conditional: 251, dependent unconditional: 0, unknown: 632, unknown conditional: 632, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 70159, independent: 69276, independent conditional: 69276, independent unconditional: 0, dependent: 251, dependent conditional: 251, dependent unconditional: 0, unknown: 632, unknown conditional: 632, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 73931, independent: 69276, independent conditional: 0, independent unconditional: 69276, dependent: 1525, dependent conditional: 1274, dependent unconditional: 251, unknown: 3130, unknown conditional: 2498, unknown unconditional: 632] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 73931, independent: 69276, independent conditional: 0, independent unconditional: 69276, dependent: 1525, dependent conditional: 0, dependent unconditional: 1525, unknown: 3130, unknown conditional: 0, unknown unconditional: 3130] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 73931, independent: 69276, independent conditional: 0, independent unconditional: 69276, dependent: 1525, dependent conditional: 0, dependent unconditional: 1525, unknown: 3130, unknown conditional: 0, unknown unconditional: 3130] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 70159, independent: 69276, independent conditional: 0, independent unconditional: 69276, dependent: 251, dependent conditional: 0, dependent unconditional: 251, unknown: 632, unknown conditional: 0, unknown unconditional: 632] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 70159, independent: 68673, independent conditional: 0, independent unconditional: 68673, dependent: 1486, dependent conditional: 0, dependent unconditional: 1486, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1486, independent: 603, independent conditional: 0, independent unconditional: 603, dependent: 251, dependent conditional: 0, dependent unconditional: 251, unknown: 632, unknown conditional: 0, unknown unconditional: 632] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1486, independent: 603, independent conditional: 0, independent unconditional: 603, dependent: 251, dependent conditional: 0, dependent unconditional: 251, unknown: 632, unknown conditional: 0, unknown unconditional: 632] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1486, independent: 603, independent conditional: 0, independent unconditional: 603, dependent: 251, dependent conditional: 0, dependent unconditional: 251, unknown: 632, unknown conditional: 0, unknown unconditional: 632] , SemanticIndependenceRelation.Query Time [ms]: [ total: 15857, independent: 353, independent conditional: 0, independent unconditional: 353, dependent: 231, dependent conditional: 0, dependent unconditional: 231, unknown: 15274, unknown conditional: 0, unknown unconditional: 15274] , Protected Queries: 0 ], Cache Queries: [ total: 73931, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1274, dependent conditional: 0, dependent unconditional: 1274, unknown: 72657, unknown conditional: 0, unknown unconditional: 72657] , Statistics on independence cache: Total cache size (in pairs): 69527, Positive cache size: 69276, Positive conditional cache size: 0, Positive unconditional cache size: 69276, Negative cache size: 251, Negative conditional cache size: 0, Negative unconditional cache size: 251, Unknown cache size: 632, Unknown conditional cache size: 0, Unknown unconditional cache size: 632, Eliminated conditions: 3772, Maximal queried relation: 7, Independence queries for same thread: 16 - StatisticsResult: Reduction benchmarks 24.1ms Time before loop, 0.0ms Time in loop, 0.0s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 163, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 23095.8ms Time before loop, 0.0ms Time in loop, 23.1s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 747, Duplicate States: 83, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 120550.8ms Time before loop, 0.0ms Time in loop, 120.6s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 3378, Duplicate States: 685, Protected Variables: 4 - StatisticsResult: Reduction benchmarks 156679.0ms Time before loop, 0.0ms Time in loop, 156.7s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 4623, Duplicate States: 795, Protected Variables: 7 - StatisticsResult: Reduction benchmarks 131878.1ms Time before loop, 0.0ms Time in loop, 131.9s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 3591, Duplicate States: 773, Protected Variables: 10 - StatisticsResult: Reduction benchmarks 135109.7ms Time before loop, 0.0ms Time in loop, 135.1s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 3569, Duplicate States: 773, Protected Variables: 10 - StatisticsResult: Reduction benchmarks 222333.3ms Time before loop, 0.0ms Time in loop, 222.3s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 8027, Duplicate States: 3277, Protected Variables: 8 - StatisticsResult: Reduction benchmarks 6356.3ms Time before loop, 0.0ms Time in loop, 6.4s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 352, Duplicate States: 9, Protected Variables: 0 - StatisticsResult: Visitor Statistics States: 89, Transitions: 88, Traversal time: 0.0s - StatisticsResult: Visitor Statistics States: 675, Transitions: 784, Traversal time: 23.1s - StatisticsResult: Visitor Statistics States: 3297, Transitions: 4050, Traversal time: 120.6s - StatisticsResult: Visitor Statistics States: 4539, Transitions: 5393, Traversal time: 156.7s - StatisticsResult: Visitor Statistics States: 3516, Transitions: 4099, Traversal time: 131.9s - StatisticsResult: Visitor Statistics States: 3499, Transitions: 4085, Traversal time: 135.1s - StatisticsResult: Visitor Statistics States: 7811, Transitions: 9553, Traversal time: 222.3s - StatisticsResult: Visitor Statistics States: 296, Transitions: 309, Traversal time: 6.4s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 16, RedundantProofs: 6, ProvenStates: 191, Times there's more than one choice: 133, Avg number of choices: 3.602094240837696 - TimeoutResultAtElement [Line: 19]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PolyPacSimplificationTermWalker was simplifying a ∧-2-3-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-13-4-5-4-4-3-3-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 7 procedures, 154 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 799.4s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 796.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 63, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 684 NumberOfCodeBlocks, 684 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 677 ConstructedInterpolants, 0 QuantifiedInterpolants, 2483 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 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