/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/mix006.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-a4a1cd3-m [2024-05-30 11:32:17,329 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-30 11:32:17,390 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-05-30 11:32:17,394 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-30 11:32:17,395 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-30 11:32:17,395 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-05-30 11:32:17,419 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-30 11:32:17,419 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-30 11:32:17,419 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-30 11:32:17,423 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-30 11:32:17,423 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-30 11:32:17,423 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-30 11:32:17,423 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-30 11:32:17,424 INFO L153 SettingsManager]: * Use SBE=true [2024-05-30 11:32:17,424 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-30 11:32:17,425 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-30 11:32:17,425 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-30 11:32:17,425 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-30 11:32:17,425 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-30 11:32:17,425 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-30 11:32:17,425 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-30 11:32:17,426 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-30 11:32:17,427 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-30 11:32:17,427 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-30 11:32:17,427 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-30 11:32:17,427 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-30 11:32:17,427 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-30 11:32:17,427 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-30 11:32:17,427 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-30 11:32:17,428 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-30 11:32:17,428 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-30 11:32:17,428 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-30 11:32:17,428 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-30 11:32:17,429 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-05-30 11:32:17,429 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-30 11:32:17,429 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-30 11:32:17,429 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-05-30 11:32:17,429 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-05-30 11:32:17,429 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-30 11:32:17,429 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-30 11:32:17,429 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-30 11:32:17,430 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-05-30 11:32:17,656 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-30 11:32:17,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-30 11:32:17,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-30 11:32:17,680 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-30 11:32:17,680 INFO L274 PluginConnector]: CDTParser initialized [2024-05-30 11:32:17,681 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/mix006.opt.i [2024-05-30 11:32:18,802 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-30 11:32:19,027 INFO L384 CDTParser]: Found 1 translation units. [2024-05-30 11:32:19,027 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix006.opt.i [2024-05-30 11:32:19,043 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/fa6046ade/4677811dd21849de947b7e88974f34c4/FLAG63a1aa8d2 [2024-05-30 11:32:19,055 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/fa6046ade/4677811dd21849de947b7e88974f34c4 [2024-05-30 11:32:19,057 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-30 11:32:19,058 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-30 11:32:19,062 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-30 11:32:19,062 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-30 11:32:19,065 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-30 11:32:19,066 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.05 11:32:19" (1/1) ... [2024-05-30 11:32:19,066 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58b52938 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:32:19, skipping insertion in model container [2024-05-30 11:32:19,066 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.05 11:32:19" (1/1) ... [2024-05-30 11:32:19,117 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-30 11:32:19,236 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/mix006.opt.i[944,957] [2024-05-30 11:32:19,425 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-30 11:32:19,435 INFO L202 MainTranslator]: Completed pre-run [2024-05-30 11:32:19,445 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/mix006.opt.i[944,957] [2024-05-30 11:32:19,502 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-30 11:32:19,535 INFO L206 MainTranslator]: Completed translation [2024-05-30 11:32:19,536 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:32:19 WrapperNode [2024-05-30 11:32:19,536 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-30 11:32:19,537 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-30 11:32:19,537 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-30 11:32:19,537 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-30 11:32:19,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:32:19" (1/1) ... [2024-05-30 11:32:19,569 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:32:19" (1/1) ... [2024-05-30 11:32:19,603 INFO L138 Inliner]: procedures = 176, calls = 58, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 149 [2024-05-30 11:32:19,604 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-30 11:32:19,604 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-30 11:32:19,604 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-30 11:32:19,604 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-30 11:32:19,611 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:32:19" (1/1) ... [2024-05-30 11:32:19,612 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:32:19" (1/1) ... [2024-05-30 11:32:19,626 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:32:19" (1/1) ... [2024-05-30 11:32:19,627 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:32:19" (1/1) ... [2024-05-30 11:32:19,632 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:32:19" (1/1) ... [2024-05-30 11:32:19,634 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:32:19" (1/1) ... [2024-05-30 11:32:19,635 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:32:19" (1/1) ... [2024-05-30 11:32:19,637 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:32:19" (1/1) ... [2024-05-30 11:32:19,639 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-30 11:32:19,656 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-30 11:32:19,656 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-30 11:32:19,656 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-30 11:32:19,657 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:32:19" (1/1) ... [2024-05-30 11:32:19,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-30 11:32:19,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 11:32:19,718 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 11:32:19,740 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 11:32:19,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-30 11:32:19,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-30 11:32:19,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-30 11:32:19,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-30 11:32:19,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-30 11:32:19,796 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-30 11:32:19,796 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-30 11:32:19,796 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-30 11:32:19,796 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-30 11:32:19,796 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-30 11:32:19,797 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-30 11:32:19,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-30 11:32:19,797 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-30 11:32:19,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-30 11:32:19,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-30 11:32:19,798 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 11:32:19,890 INFO L241 CfgBuilder]: Building ICFG [2024-05-30 11:32:19,891 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-30 11:32:20,174 INFO L282 CfgBuilder]: Performing block encoding [2024-05-30 11:32:20,284 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-30 11:32:20,284 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-30 11:32:20,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.05 11:32:20 BoogieIcfgContainer [2024-05-30 11:32:20,285 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-30 11:32:20,286 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-30 11:32:20,286 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-30 11:32:20,288 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-30 11:32:20,289 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.05 11:32:19" (1/3) ... [2024-05-30 11:32:20,289 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e2321b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.05 11:32:20, skipping insertion in model container [2024-05-30 11:32:20,290 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:32:19" (2/3) ... [2024-05-30 11:32:20,290 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e2321b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.05 11:32:20, skipping insertion in model container [2024-05-30 11:32:20,290 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.05 11:32:20" (3/3) ... [2024-05-30 11:32:20,291 INFO L112 eAbstractionObserver]: Analyzing ICFG mix006.opt.i [2024-05-30 11:32:20,299 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-30 11:32:20,306 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-30 11:32:20,307 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-05-30 11:32:20,307 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-30 11:32:20,349 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-30 11:32:20,380 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 11:32:20,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 11:32:20,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 11:32:20,383 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 11:32:20,388 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 11:32:20,421 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 11:32:20,429 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Err0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-30 11:32:20,435 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;@394877e6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 11:32:20,436 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 11:32:20,442 WARN L438 OrderReductionFacade]: DynamicStratifiedReduction did not find any initial state. Returning directly. [2024-05-30 11:32:20,446 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-30 11:32:20,453 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-30 11:32:20,455 INFO L308 ceAbstractionStarter]: Result for error location P2Err0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/6) [2024-05-30 11:32:20,470 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 11:32:20,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 11:32:20,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 11:32:20,526 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) [2024-05-30 11:32:20,530 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 11:32:20,530 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-30 11:32:20,531 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;@394877e6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 11:32:20,531 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 11:32:20,534 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 11:32:20,542 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 [2024-05-30 11:32:20,573 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 147 states. [2024-05-30 11:32:20,573 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 11:32:20,575 INFO L78 Accepts]: Start accepts. Automaton has currently 149 states, but on-demand construction may add more states Word has length 72 [2024-05-30 11:32:20,577 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 11:32:20,578 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 11:32:20,581 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 11:32:20,581 INFO L85 PathProgramCache]: Analyzing trace with hash -2124122098, now seen corresponding path program 1 times [2024-05-30 11:32:20,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 11:32:20,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541152395] [2024-05-30 11:32:20,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 11:32:20,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 11:32:20,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 11:32:20,889 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 11:32:20,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 11:32:20,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541152395] [2024-05-30 11:32:20,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541152395] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 11:32:20,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 11:32:20,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-30 11:32:20,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567845117] [2024-05-30 11:32:20,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 11:32:20,897 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-30 11:32:20,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 11:32:20,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-30 11:32:20,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-30 11:32:20,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:32:20,918 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 11:32:20,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 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 11:32:20,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:32:20,919 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 11:32:52,869 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 864 states. [2024-05-30 11:32:52,870 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 11:32:52,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:32:52,871 INFO L78 Accepts]: Start accepts. Automaton has currently 1584 states, but on-demand construction may add more states Word has length 71 [2024-05-30 11:32:52,872 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 11:32:52,872 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-30 11:32:52,873 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 11:32:52,875 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 11:32:52,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1155981138, now seen corresponding path program 1 times [2024-05-30 11:32:52,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 11:32:52,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833093185] [2024-05-30 11:32:52,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 11:32:52,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 11:32:52,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 11:32:53,284 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 11:32:53,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 11:32:53,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833093185] [2024-05-30 11:32:53,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833093185] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 11:32:53,285 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 11:32:53,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-30 11:32:53,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896900102] [2024-05-30 11:32:53,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 11:32:53,285 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-30 11:32:53,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 11:32:53,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-30 11:32:53,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-30 11:32:53,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:32:53,290 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 11:32:53,290 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 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 11:32:53,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:32:53,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:32:53,291 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 11:36:20,513 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 4902 states. [2024-05-30 11:36:20,513 INFO L212 cStratifiedReduction]: Copied states 625 times. [2024-05-30 11:36:20,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:36:20,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 11:36:20,513 INFO L78 Accepts]: Start accepts. Automaton has currently 6048 states, but on-demand construction may add more states Word has length 81 [2024-05-30 11:36:20,514 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 11:36:20,514 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-30 11:36:20,514 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 11:36:20,515 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 11:36:20,515 INFO L85 PathProgramCache]: Analyzing trace with hash -622008333, now seen corresponding path program 1 times [2024-05-30 11:36:20,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 11:36:20,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260337425] [2024-05-30 11:36:20,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 11:36:20,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 11:36:20,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 11:36:20,729 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 11:36:20,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 11:36:20,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260337425] [2024-05-30 11:36:20,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1260337425] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 11:36:20,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 11:36:20,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-30 11:36:20,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900124745] [2024-05-30 11:36:20,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 11:36:20,733 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-30 11:36:20,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 11:36:20,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-30 11:36:20,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-30 11:36:20,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:36:20,734 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 11:36:20,734 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 6 states have internal predecessors, (81), 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 11:36:20,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:36:20,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 11:36:20,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:36:20,735 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 11:39:57,059 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 5155 states. [2024-05-30 11:39:57,059 INFO L212 cStratifiedReduction]: Copied states 629 times. [2024-05-30 11:39:57,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:39:57,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 11:39:57,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 11:39:57,060 INFO L78 Accepts]: Start accepts. Automaton has currently 6355 states, but on-demand construction may add more states Word has length 89 [2024-05-30 11:39:57,060 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 11:39:57,060 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-30 11:39:57,061 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 11:39:57,061 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 11:39:57,061 INFO L85 PathProgramCache]: Analyzing trace with hash -111587049, now seen corresponding path program 1 times [2024-05-30 11:39:57,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 11:39:57,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686211391] [2024-05-30 11:39:57,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 11:39:57,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 11:39:57,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 11:39:57,341 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 11:39:57,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 11:39:57,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686211391] [2024-05-30 11:39:57,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686211391] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 11:39:57,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 11:39:57,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-30 11:39:57,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645286945] [2024-05-30 11:39:57,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 11:39:57,343 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-30 11:39:57,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 11:39:57,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-30 11:39:57,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-30 11:39:57,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:39:57,344 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 11:39:57,344 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.833333333333334) internal successors, (89), 6 states have internal predecessors, (89), 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 11:39:57,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:39:57,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 11:39:57,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 11:39:57,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:39:57,345 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 11:43:13,578 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 4424 states. [2024-05-30 11:43:13,579 INFO L212 cStratifiedReduction]: Copied states 548 times. [2024-05-30 11:43:13,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:43:13,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 11:43:13,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 11:43:13,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 11:43:13,587 INFO L78 Accepts]: Start accepts. Automaton has currently 5638 states, but on-demand construction may add more states Word has length 89 [2024-05-30 11:43:13,587 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 11:43:13,588 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-30 11:43:13,588 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 11:43:13,588 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 11:43:13,588 INFO L85 PathProgramCache]: Analyzing trace with hash 1726654497, now seen corresponding path program 2 times [2024-05-30 11:43:13,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 11:43:13,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687180487] [2024-05-30 11:43:13,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 11:43:13,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 11:43:13,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 11:43:13,848 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 11:43:13,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 11:43:13,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687180487] [2024-05-30 11:43:13,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687180487] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 11:43:13,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 11:43:13,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-30 11:43:13,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720825934] [2024-05-30 11:43:13,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 11:43:13,850 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-30 11:43:13,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 11:43:13,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-30 11:43:13,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-05-30 11:43:13,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:43:13,851 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 11:43:13,855 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.125) internal successors, (89), 8 states have internal predecessors, (89), 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 11:43:13,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:43:13,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 11:43:13,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 11:43:13,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 11:43:13,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:43:13,855 INFO L199 cStratifiedReduction]: Start building reduction automaton Received shutdown request... [2024-05-30 11:46:04,399 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 3864 states. [2024-05-30 11:46:04,402 INFO L212 cStratifiedReduction]: Copied states 158 times. [2024-05-30 11:46:04,402 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-05-30 11:46:04,403 WARN L619 AbstractCegarLoop]: Verification canceled: while PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-13-4-4-3-4-4-4-3-2-1 context. [2024-05-30 11:46:04,403 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-30 11:46:04,414 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 11:46:04,419 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 [2024-05-30 11:46:04,419 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 11:46:04,486 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2024-05-30 11:46:04,487 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (2/6) [2024-05-30 11:46:04,488 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-30 11:46:04,489 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-05-30 11:46:04,494 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.05 11:46:04 BasicIcfg [2024-05-30 11:46:04,494 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-30 11:46:04,495 INFO L158 Benchmark]: Toolchain (without parser) took 825436.48ms. Allocated memory was 234.9MB in the beginning and 5.4GB in the end (delta: 5.2GB). Free memory was 162.5MB in the beginning and 4.2GB in the end (delta: -4.0GB). Peak memory consumption was 4.1GB. Max. memory is 8.0GB. [2024-05-30 11:46:04,495 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 234.9MB. Free memory was 201.7MB in the beginning and 201.4MB in the end (delta: 223.7kB). There was no memory consumed. Max. memory is 8.0GB. [2024-05-30 11:46:04,495 INFO L158 Benchmark]: CACSL2BoogieTranslator took 474.34ms. Allocated memory is still 234.9MB. Free memory was 162.2MB in the beginning and 137.9MB in the end (delta: 24.4MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. [2024-05-30 11:46:04,495 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.48ms. Allocated memory is still 234.9MB. Free memory was 137.9MB in the beginning and 135.0MB in the end (delta: 2.9MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-05-30 11:46:04,495 INFO L158 Benchmark]: Boogie Preprocessor took 35.30ms. Allocated memory is still 234.9MB. Free memory was 135.0MB in the beginning and 133.1MB in the end (delta: 1.8MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-30 11:46:04,496 INFO L158 Benchmark]: RCFGBuilder took 629.05ms. Allocated memory is still 234.9MB. Free memory was 132.9MB in the beginning and 164.2MB in the end (delta: -31.3MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2024-05-30 11:46:04,496 INFO L158 Benchmark]: TraceAbstraction took 824208.03ms. Allocated memory was 234.9MB in the beginning and 5.4GB in the end (delta: 5.2GB). Free memory was 162.6MB in the beginning and 4.2GB in the end (delta: -4.0GB). Peak memory consumption was 4.1GB. Max. memory is 8.0GB. [2024-05-30 11:46:04,497 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 234.9MB. Free memory was 201.7MB in the beginning and 201.4MB in the end (delta: 223.7kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 474.34ms. Allocated memory is still 234.9MB. Free memory was 162.2MB in the beginning and 137.9MB in the end (delta: 24.4MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 66.48ms. Allocated memory is still 234.9MB. Free memory was 137.9MB in the beginning and 135.0MB in the end (delta: 2.9MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 35.30ms. Allocated memory is still 234.9MB. Free memory was 135.0MB in the beginning and 133.1MB in the end (delta: 1.8MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 629.05ms. Allocated memory is still 234.9MB. Free memory was 132.9MB in the beginning and 164.2MB in the end (delta: -31.3MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * TraceAbstraction took 824208.03ms. Allocated memory was 234.9MB in the beginning and 5.4GB in the end (delta: 5.2GB). Free memory was 162.6MB in the beginning and 4.2GB in the end (delta: -4.0GB). Peak memory consumption was 4.1GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 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: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 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: 16574280.5s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 0, RedundantProofs: 0, ProvenStates: 0, Times there's more than one choice: 0, Avg number of choices: NaN - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 52783, independent: 50951, independent conditional: 50951, independent unconditional: 0, dependent: 1832, dependent conditional: 1832, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 51041, independent: 50951, independent conditional: 50951, independent unconditional: 0, dependent: 90, dependent conditional: 90, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 51041, independent: 50951, independent conditional: 50951, independent unconditional: 0, dependent: 90, dependent conditional: 90, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 51274, independent: 50951, independent conditional: 0, independent unconditional: 50951, dependent: 323, dependent conditional: 233, dependent unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 51274, independent: 50951, independent conditional: 0, independent unconditional: 50951, dependent: 323, dependent conditional: 0, dependent unconditional: 323, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 51274, independent: 50951, independent conditional: 0, independent unconditional: 50951, dependent: 323, dependent conditional: 0, dependent unconditional: 323, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 51041, independent: 50951, independent conditional: 0, independent unconditional: 50951, dependent: 90, dependent conditional: 0, dependent unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 51041, independent: 50580, independent conditional: 0, independent unconditional: 50580, dependent: 461, dependent conditional: 0, dependent unconditional: 461, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 461, independent: 371, independent conditional: 0, independent unconditional: 371, dependent: 90, dependent conditional: 0, dependent unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 461, independent: 371, independent conditional: 0, independent unconditional: 371, dependent: 90, dependent conditional: 0, dependent unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 461, independent: 371, independent conditional: 0, independent unconditional: 371, dependent: 90, dependent conditional: 0, dependent unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4483, independent: 4323, independent conditional: 0, independent unconditional: 4323, dependent: 161, dependent conditional: 0, dependent unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 51274, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 233, dependent conditional: 0, dependent unconditional: 233, unknown: 51041, unknown conditional: 0, unknown unconditional: 51041] , Statistics on independence cache: Total cache size (in pairs): 51041, Positive cache size: 50951, Positive conditional cache size: 0, Positive unconditional cache size: 50951, Negative cache size: 90, Negative conditional cache size: 0, Negative unconditional cache size: 90, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 233, Maximal queried relation: 5, Independence queries for same thread: 1742 - StatisticsResult: Reduction benchmarks 38.5ms Time before loop, 0.0ms Time in loop, 0.0s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 147, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 31950.5ms Time before loop, 0.0ms Time in loop, 32.0s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 864, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 207221.2ms Time before loop, 0.0ms Time in loop, 207.2s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 4902, Duplicate States: 625, Protected Variables: 8 - StatisticsResult: Reduction benchmarks 216323.7ms Time before loop, 0.0ms Time in loop, 216.3s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 5155, Duplicate States: 629, Protected Variables: 8 - StatisticsResult: Reduction benchmarks 196233.5ms Time before loop, 0.0ms Time in loop, 196.2s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 4424, Duplicate States: 548, Protected Variables: 8 - StatisticsResult: Reduction benchmarks 170543.6ms Time before loop, 0.0ms Time in loop, 170.5s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 3864, Duplicate States: 158, Protected Variables: 8 - StatisticsResult: Visitor Statistics States: 73, Transitions: 72, Traversal time: 0.0s - StatisticsResult: Visitor Statistics States: 792, Transitions: 792, Traversal time: 31.9s - StatisticsResult: Visitor Statistics States: 4817, Transitions: 5083, Traversal time: 207.2s - StatisticsResult: Visitor Statistics States: 5070, Transitions: 5346, Traversal time: 216.3s - StatisticsResult: Visitor Statistics States: 4355, Transitions: 4371, Traversal time: 196.2s - StatisticsResult: Visitor Statistics States: 3812, Transitions: 3815, Traversal time: 170.5s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 6, RedundantProofs: 3, ProvenStates: 20, Times there's more than one choice: 11, Avg number of choices: 2.2 - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - TimeoutResultAtElement [Line: 18]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-13-4-4-3-4-4-4-3-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data for error location: P2Err0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 7 procedures, 144 locations, 6 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 7 procedures, 144 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 824.0s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 822.3s, 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: 48, 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: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 402 NumberOfCodeBlocks, 402 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 397 ConstructedInterpolants, 0 QuantifiedInterpolants, 1911 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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