/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/safe008_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-a4a1cd3-m [2024-05-30 13:31:54,670 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-30 13:31:54,740 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-05-30 13:31:54,747 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-30 13:31:54,747 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-30 13:31:54,748 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-05-30 13:31:54,784 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-30 13:31:54,785 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-30 13:31:54,785 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-30 13:31:54,789 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-30 13:31:54,789 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-30 13:31:54,790 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-30 13:31:54,790 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-30 13:31:54,792 INFO L153 SettingsManager]: * Use SBE=true [2024-05-30 13:31:54,792 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-30 13:31:54,792 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-30 13:31:54,792 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-30 13:31:54,793 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-30 13:31:54,793 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-30 13:31:54,793 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-30 13:31:54,793 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-30 13:31:54,794 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-30 13:31:54,794 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-30 13:31:54,794 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-30 13:31:54,794 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-30 13:31:54,795 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-30 13:31:54,795 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-30 13:31:54,795 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-30 13:31:54,795 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-30 13:31:54,795 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-30 13:31:54,796 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-30 13:31:54,797 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-30 13:31:54,797 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-30 13:31:54,797 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-05-30 13:31:54,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-30 13:31:54,798 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-30 13:31:54,798 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-05-30 13:31:54,798 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-05-30 13:31:54,798 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-30 13:31:54,798 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-30 13:31:54,821 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-30 13:31:54,822 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-05-30 13:31:55,074 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-30 13:31:55,092 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-30 13:31:55,095 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-30 13:31:55,096 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-30 13:31:55,096 INFO L274 PluginConnector]: CDTParser initialized [2024-05-30 13:31:55,098 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe008_power.opt.i [2024-05-30 13:31:56,292 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-30 13:31:56,609 INFO L384 CDTParser]: Found 1 translation units. [2024-05-30 13:31:56,610 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe008_power.opt.i [2024-05-30 13:31:56,627 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/11b3043f2/5d1cd866cc0e473eb9cf50633c23d02c/FLAGf099b771f [2024-05-30 13:31:56,644 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/11b3043f2/5d1cd866cc0e473eb9cf50633c23d02c [2024-05-30 13:31:56,647 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-30 13:31:56,648 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-30 13:31:56,651 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-30 13:31:56,651 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-30 13:31:56,655 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-30 13:31:56,655 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.05 01:31:56" (1/1) ... [2024-05-30 13:31:56,656 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56dd4412 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:31:56, skipping insertion in model container [2024-05-30 13:31:56,656 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.05 01:31:56" (1/1) ... [2024-05-30 13:31:56,711 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-30 13:31:56,850 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/safe008_power.opt.i[951,964] [2024-05-30 13:31:57,043 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-30 13:31:57,056 INFO L202 MainTranslator]: Completed pre-run [2024-05-30 13:31:57,065 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/safe008_power.opt.i[951,964] [2024-05-30 13:31:57,111 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-30 13:31:57,145 INFO L206 MainTranslator]: Completed translation [2024-05-30 13:31:57,145 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:31:57 WrapperNode [2024-05-30 13:31:57,145 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-30 13:31:57,146 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-30 13:31:57,147 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-30 13:31:57,147 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-30 13:31:57,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:31:57" (1/1) ... [2024-05-30 13:31:57,168 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:31:57" (1/1) ... [2024-05-30 13:31:57,203 INFO L138 Inliner]: procedures = 176, calls = 73, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 180 [2024-05-30 13:31:57,204 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-30 13:31:57,204 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-30 13:31:57,205 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-30 13:31:57,205 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-30 13:31:57,214 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:31:57" (1/1) ... [2024-05-30 13:31:57,214 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:31:57" (1/1) ... [2024-05-30 13:31:57,221 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:31:57" (1/1) ... [2024-05-30 13:31:57,221 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:31:57" (1/1) ... [2024-05-30 13:31:57,242 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:31:57" (1/1) ... [2024-05-30 13:31:57,244 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:31:57" (1/1) ... [2024-05-30 13:31:57,247 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:31:57" (1/1) ... [2024-05-30 13:31:57,249 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:31:57" (1/1) ... [2024-05-30 13:31:57,253 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-30 13:31:57,254 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-30 13:31:57,254 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-30 13:31:57,254 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-30 13:31:57,255 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:31:57" (1/1) ... [2024-05-30 13:31:57,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-30 13:31:57,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 13:31:57,289 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 13:31:57,294 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 13:31:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-30 13:31:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-30 13:31:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-30 13:31:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-30 13:31:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-30 13:31:57,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-30 13:31:57,336 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-30 13:31:57,336 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-30 13:31:57,336 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-30 13:31:57,336 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-30 13:31:57,338 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-30 13:31:57,338 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-30 13:31:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-30 13:31:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-30 13:31:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-30 13:31:57,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-30 13:31:57,340 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 13:31:57,466 INFO L241 CfgBuilder]: Building ICFG [2024-05-30 13:31:57,468 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-30 13:31:58,013 INFO L282 CfgBuilder]: Performing block encoding [2024-05-30 13:31:58,216 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-30 13:31:58,217 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-30 13:31:58,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.05 01:31:58 BoogieIcfgContainer [2024-05-30 13:31:58,217 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-30 13:31:58,220 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-30 13:31:58,220 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-30 13:31:58,223 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-30 13:31:58,223 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.05 01:31:56" (1/3) ... [2024-05-30 13:31:58,224 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27cf4ad9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.05 01:31:58, skipping insertion in model container [2024-05-30 13:31:58,224 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:31:57" (2/3) ... [2024-05-30 13:31:58,224 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27cf4ad9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.05 01:31:58, skipping insertion in model container [2024-05-30 13:31:58,224 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.05 01:31:58" (3/3) ... [2024-05-30 13:31:58,225 INFO L112 eAbstractionObserver]: Analyzing ICFG safe008_power.opt.i [2024-05-30 13:31:58,235 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-30 13:31:58,243 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-30 13:31:58,244 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-05-30 13:31:58,244 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-30 13:31:58,317 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-30 13:31:58,374 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 13:31:58,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 13:31:58,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 13:31:58,376 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 13:31:58,378 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 13:31:58,418 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 13:31:58,428 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P0Err0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-30 13:31:58,436 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;@767ffa3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 13:31:58,436 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 13:31:58,440 WARN L438 OrderReductionFacade]: DynamicStratifiedReduction did not find any initial state. Returning directly. [2024-05-30 13:31:58,444 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-30 13:31:58,452 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-30 13:31:58,453 INFO L308 ceAbstractionStarter]: Result for error location P0Err0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/6) [2024-05-30 13:31:58,472 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 13:31:58,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 13:31:58,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 13:31:58,515 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 13:31:58,524 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 13:31:58,524 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-30 13:31:58,525 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;@767ffa3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 13:31:58,525 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 13:31:58,529 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 13:31:58,541 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 13:31:58,584 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 164 states. [2024-05-30 13:31:58,584 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 13:31:58,587 INFO L78 Accepts]: Start accepts. Automaton has currently 166 states, but on-demand construction may add more states Word has length 89 [2024-05-30 13:31:58,590 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 13:31:58,591 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 13:31:58,595 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 13:31:58,595 INFO L85 PathProgramCache]: Analyzing trace with hash 1661760886, now seen corresponding path program 1 times [2024-05-30 13:31:58,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 13:31:58,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890783237] [2024-05-30 13:31:58,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 13:31:58,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 13:31:58,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 13:31:58,933 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 13:31:58,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 13:31:58,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890783237] [2024-05-30 13:31:58,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [890783237] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 13:31:58,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 13:31:58,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-30 13:31:58,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899264179] [2024-05-30 13:31:58,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 13:31:58,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-30 13:31:58,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 13:31:58,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-30 13:31:58,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-30 13:31:58,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:31:58,971 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 13:31:58,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 44.5) internal successors, (89), 2 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 13:31:58,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:31:58,974 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 13:32:42,512 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 871 states. [2024-05-30 13:32:42,513 INFO L212 cStratifiedReduction]: Copied states 134 times. [2024-05-30 13:32:42,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:32:42,513 INFO L78 Accepts]: Start accepts. Automaton has currently 1313 states, but on-demand construction may add more states Word has length 88 [2024-05-30 13:32:42,514 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 13:32:42,514 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-30 13:32:42,514 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 13:32:42,515 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 13:32:42,515 INFO L85 PathProgramCache]: Analyzing trace with hash -389724991, now seen corresponding path program 1 times [2024-05-30 13:32:42,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 13:32:42,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64329755] [2024-05-30 13:32:42,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 13:32:42,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 13:32:42,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 13:32:43,115 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 13:32:43,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 13:32:43,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64329755] [2024-05-30 13:32:43,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [64329755] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 13:32:43,116 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 13:32:43,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-30 13:32:43,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724880518] [2024-05-30 13:32:43,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 13:32:43,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-30 13:32:43,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 13:32:43,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-30 13:32:43,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-30 13:32:43,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:32:43,119 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 13:32:43,120 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 6 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 13:32:43,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:32:43,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:32:43,121 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 13:36:31,311 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 4425 states. [2024-05-30 13:36:31,311 INFO L212 cStratifiedReduction]: Copied states 1368 times. [2024-05-30 13:36:31,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:36:31,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 13:36:31,312 INFO L78 Accepts]: Start accepts. Automaton has currently 4205 states, but on-demand construction may add more states Word has length 100 [2024-05-30 13:36:31,313 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 13:36:31,313 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-30 13:36:31,313 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 13:36:31,314 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 13:36:31,314 INFO L85 PathProgramCache]: Analyzing trace with hash -1157560180, now seen corresponding path program 1 times [2024-05-30 13:36:31,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 13:36:31,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685054038] [2024-05-30 13:36:31,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 13:36:31,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 13:36:31,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 13:36:31,898 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 13:36:31,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 13:36:31,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685054038] [2024-05-30 13:36:31,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685054038] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 13:36:31,901 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 13:36:31,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-30 13:36:31,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191957604] [2024-05-30 13:36:31,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 13:36:31,902 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-30 13:36:31,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 13:36:31,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-30 13:36:31,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-05-30 13:36:31,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:36:31,904 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 13:36:31,904 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 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 13:36:31,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:36:31,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 13:36:31,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:36:31,906 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 13:40:10,285 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 4538 states. [2024-05-30 13:40:10,285 INFO L212 cStratifiedReduction]: Copied states 1731 times. [2024-05-30 13:40:10,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:40:10,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 13:40:10,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-30 13:40:10,287 INFO L78 Accepts]: Start accepts. Automaton has currently 4089 states, but on-demand construction may add more states Word has length 104 [2024-05-30 13:40:10,288 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 13:40:10,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-30 13:40:10,289 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 13:40:10,289 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 13:40:10,289 INFO L85 PathProgramCache]: Analyzing trace with hash 287325609, now seen corresponding path program 1 times [2024-05-30 13:40:10,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 13:40:10,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656978124] [2024-05-30 13:40:10,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 13:40:10,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 13:40:10,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 13:40:10,667 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 13:40:10,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 13:40:10,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656978124] [2024-05-30 13:40:10,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656978124] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 13:40:10,668 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 13:40:10,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-30 13:40:10,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481215313] [2024-05-30 13:40:10,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 13:40:10,669 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-30 13:40:10,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 13:40:10,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-30 13:40:10,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-30 13:40:10,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:40:10,670 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 13:40:10,670 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.333333333333332) internal successors, (104), 6 states have internal predecessors, (104), 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 13:40:10,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:40:10,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 13:40:10,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-30 13:40:10,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:40:10,671 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 13:43:50,302 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 4394 states. [2024-05-30 13:43:50,302 INFO L212 cStratifiedReduction]: Copied states 1477 times. [2024-05-30 13:43:50,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:50,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 13:43:50,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-30 13:43:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 13:43:50,304 INFO L78 Accepts]: Start accepts. Automaton has currently 4381 states, but on-demand construction may add more states Word has length 104 [2024-05-30 13:43:50,306 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 13:43:50,306 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-30 13:43:50,307 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 13:43:50,307 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 13:43:50,307 INFO L85 PathProgramCache]: Analyzing trace with hash 38328105, now seen corresponding path program 2 times [2024-05-30 13:43:50,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 13:43:50,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332193813] [2024-05-30 13:43:50,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 13:43:50,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 13:43:50,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 13:43:50,647 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 13:43:50,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 13:43:50,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332193813] [2024-05-30 13:43:50,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332193813] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 13:43:50,648 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 13:43:50,648 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-30 13:43:50,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987975953] [2024-05-30 13:43:50,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 13:43:50,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-30 13:43:50,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 13:43:50,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-30 13:43:50,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-05-30 13:43:50,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:50,651 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 13:43:50,655 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.0) internal successors, (104), 8 states have internal predecessors, (104), 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 13:43:50,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:50,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 13:43:50,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-30 13:43:50,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-30 13:43:50,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:50,657 INFO L199 cStratifiedReduction]: Start building reduction automaton Received shutdown request... [2024-05-30 13:45:20,027 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1690 states. [2024-05-30 13:45:20,027 INFO L212 cStratifiedReduction]: Copied states 454 times. [2024-05-30 13:45:20,027 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-05-30 13:45:20,028 WARN L619 AbstractCegarLoop]: Verification canceled: while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 3 xjuncts wrt. a ∧-20-10-3-5-4-3-5-4-4-3-3-2-3-2-1 context. [2024-05-30 13:45:20,029 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-30 13:45:20,031 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 13:45:20,031 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 13:45:20,031 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 13:45:20,092 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2024-05-30 13:45:20,093 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (2/6) [2024-05-30 13:45:20,094 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-30 13:45:20,094 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-05-30 13:45:20,097 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.05 01:45:20 BasicIcfg [2024-05-30 13:45:20,097 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-30 13:45:20,099 INFO L158 Benchmark]: Toolchain (without parser) took 803450.67ms. Allocated memory was 343.9MB in the beginning and 6.6GB in the end (delta: 6.2GB). Free memory was 270.1MB in the beginning and 5.7GB in the end (delta: -5.4GB). Peak memory consumption was 2.9GB. Max. memory is 8.0GB. [2024-05-30 13:45:20,099 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 343.9MB. Free memory is still 312.6MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-30 13:45:20,100 INFO L158 Benchmark]: CACSL2BoogieTranslator took 494.77ms. Allocated memory is still 343.9MB. Free memory was 269.8MB in the beginning and 245.0MB in the end (delta: 24.8MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. [2024-05-30 13:45:20,100 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.34ms. Allocated memory is still 343.9MB. Free memory was 244.6MB in the beginning and 242.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-30 13:45:20,100 INFO L158 Benchmark]: Boogie Preprocessor took 49.10ms. Allocated memory is still 343.9MB. Free memory was 242.2MB in the beginning and 239.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-30 13:45:20,101 INFO L158 Benchmark]: RCFGBuilder took 963.22ms. Allocated memory is still 343.9MB. Free memory was 239.7MB in the beginning and 256.9MB in the end (delta: -17.2MB). Peak memory consumption was 35.7MB. Max. memory is 8.0GB. [2024-05-30 13:45:20,101 INFO L158 Benchmark]: TraceAbstraction took 801877.39ms. Allocated memory was 343.9MB in the beginning and 6.6GB in the end (delta: 6.2GB). Free memory was 255.9MB in the beginning and 5.7GB in the end (delta: -5.4GB). Peak memory consumption was 2.9GB. Max. memory is 8.0GB. [2024-05-30 13:45:20,103 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 343.9MB. Free memory is still 312.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 494.77ms. Allocated memory is still 343.9MB. Free memory was 269.8MB in the beginning and 245.0MB in the end (delta: 24.8MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 57.34ms. Allocated memory is still 343.9MB. Free memory was 244.6MB in the beginning and 242.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 49.10ms. Allocated memory is still 343.9MB. Free memory was 242.2MB in the beginning and 239.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 963.22ms. Allocated memory is still 343.9MB. Free memory was 239.7MB in the beginning and 256.9MB in the end (delta: -17.2MB). Peak memory consumption was 35.7MB. Max. memory is 8.0GB. * TraceAbstraction took 801877.39ms. Allocated memory was 343.9MB in the beginning and 6.6GB in the end (delta: 6.2GB). Free memory was 255.9MB in the beginning and 5.7GB in the end (delta: -5.4GB). Peak memory consumption was 2.9GB. 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: 16581458.5s - 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: 50520, independent: 49172, independent conditional: 49172, independent unconditional: 0, dependent: 545, dependent conditional: 545, dependent unconditional: 0, unknown: 803, unknown conditional: 803, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 50248, independent: 49172, independent conditional: 49172, independent unconditional: 0, dependent: 273, dependent conditional: 273, dependent unconditional: 0, unknown: 803, unknown conditional: 803, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 50248, independent: 49172, independent conditional: 49172, independent unconditional: 0, dependent: 273, dependent conditional: 273, dependent unconditional: 0, unknown: 803, unknown conditional: 803, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 53720, independent: 49172, independent conditional: 0, independent unconditional: 49172, dependent: 1224, dependent conditional: 951, dependent unconditional: 273, unknown: 3324, unknown conditional: 2521, unknown unconditional: 803] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 53720, independent: 49172, independent conditional: 0, independent unconditional: 49172, dependent: 1224, dependent conditional: 0, dependent unconditional: 1224, unknown: 3324, unknown conditional: 0, unknown unconditional: 3324] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 53720, independent: 49172, independent conditional: 0, independent unconditional: 49172, dependent: 1224, dependent conditional: 0, dependent unconditional: 1224, unknown: 3324, unknown conditional: 0, unknown unconditional: 3324] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 50248, independent: 49172, independent conditional: 0, independent unconditional: 49172, dependent: 273, dependent conditional: 0, dependent unconditional: 273, unknown: 803, unknown conditional: 0, unknown unconditional: 803] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 50248, independent: 48846, independent conditional: 0, independent unconditional: 48846, dependent: 1402, dependent conditional: 0, dependent unconditional: 1402, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1402, independent: 326, independent conditional: 0, independent unconditional: 326, dependent: 273, dependent conditional: 0, dependent unconditional: 273, unknown: 803, unknown conditional: 0, unknown unconditional: 803] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1402, independent: 326, independent conditional: 0, independent unconditional: 326, dependent: 273, dependent conditional: 0, dependent unconditional: 273, unknown: 803, unknown conditional: 0, unknown unconditional: 803] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1402, independent: 326, independent conditional: 0, independent unconditional: 326, dependent: 273, dependent conditional: 0, dependent unconditional: 273, unknown: 803, unknown conditional: 0, unknown unconditional: 803] , SemanticIndependenceRelation.Query Time [ms]: [ total: 18803, independent: 288, independent conditional: 0, independent unconditional: 288, dependent: 1553, dependent conditional: 0, dependent unconditional: 1553, unknown: 16962, unknown conditional: 0, unknown unconditional: 16962] , Protected Queries: 0 ], Cache Queries: [ total: 53720, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 951, dependent conditional: 0, dependent unconditional: 951, unknown: 52769, unknown conditional: 0, unknown unconditional: 52769] , Statistics on independence cache: Total cache size (in pairs): 49445, Positive cache size: 49172, Positive conditional cache size: 0, Positive unconditional cache size: 49172, Negative cache size: 273, Negative conditional cache size: 0, Negative unconditional cache size: 273, Unknown cache size: 803, Unknown conditional cache size: 0, Unknown unconditional cache size: 803, Eliminated conditions: 3472, Maximal queried relation: 5, Independence queries for same thread: 272 - StatisticsResult: Reduction benchmarks 54.7ms Time before loop, 0.0ms Time in loop, 0.1s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 164, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 43538.1ms Time before loop, 0.0ms Time in loop, 43.5s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 871, Duplicate States: 134, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 228189.4ms Time before loop, 0.0ms Time in loop, 228.2s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 4425, Duplicate States: 1368, Protected Variables: 4 - StatisticsResult: Reduction benchmarks 218378.9ms Time before loop, 0.0ms Time in loop, 218.4s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 4538, Duplicate States: 1731, Protected Variables: 6 - StatisticsResult: Reduction benchmarks 219631.0ms Time before loop, 0.0ms Time in loop, 219.6s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 4394, Duplicate States: 1477, Protected Variables: 10 - StatisticsResult: Reduction benchmarks 89367.9ms Time before loop, 0.0ms Time in loop, 89.4s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 1690, Duplicate States: 454, Protected Variables: 10 - StatisticsResult: Visitor Statistics States: 90, Transitions: 89, Traversal time: 0.0s - StatisticsResult: Visitor Statistics States: 799, Transitions: 976, Traversal time: 43.5s - StatisticsResult: Visitor Statistics States: 4349, Transitions: 5604, Traversal time: 228.2s - StatisticsResult: Visitor Statistics States: 4396, Transitions: 5842, Traversal time: 218.4s - StatisticsResult: Visitor Statistics States: 4261, Transitions: 5590, Traversal time: 219.6s - StatisticsResult: Visitor Statistics States: 1614, Transitions: 2040, Traversal time: 89.4s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 4, RedundantProofs: 2, ProvenStates: 204, Times there's more than one choice: 7, Avg number of choices: 1.0833333333333333 - 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 ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 3 xjuncts wrt. a ∧-20-10-3-5-4-3-5-4-4-3-3-2-3-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data for error location: P0Err0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 7 procedures, 157 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, 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, 157 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 801.6s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 799.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 39, 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, 0.3s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 485 NumberOfCodeBlocks, 485 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 480 ConstructedInterpolants, 0 QuantifiedInterpolants, 1201 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