/usr/bin/java -Xmx7000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe016_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.dynamic-abstractions-fffa3fa-m [2023-09-04 22:43:00,185 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-09-04 22:43:00,220 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2023-09-04 22:43:00,223 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-09-04 22:43:00,223 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-09-04 22:43:00,223 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-09-04 22:43:00,235 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-04 22:43:00,235 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-09-04 22:43:00,235 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-09-04 22:43:00,236 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-09-04 22:43:00,236 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-09-04 22:43:00,239 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-09-04 22:43:00,239 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-09-04 22:43:00,239 INFO L153 SettingsManager]: * Use SBE=true [2023-09-04 22:43:00,240 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-09-04 22:43:00,240 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-09-04 22:43:00,240 INFO L153 SettingsManager]: * sizeof long=4 [2023-09-04 22:43:00,240 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-09-04 22:43:00,241 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-09-04 22:43:00,241 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-09-04 22:43:00,241 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-09-04 22:43:00,244 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-09-04 22:43:00,244 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-09-04 22:43:00,244 INFO L153 SettingsManager]: * sizeof long double=12 [2023-09-04 22:43:00,244 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-09-04 22:43:00,247 INFO L153 SettingsManager]: * Use constant arrays=true [2023-09-04 22:43:00,247 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-04 22:43:00,247 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-09-04 22:43:00,247 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-09-04 22:43:00,247 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-09-04 22:43:00,247 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-04 22:43:00,248 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-09-04 22:43:00,248 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-09-04 22:43:00,248 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2023-09-04 22:43:00,248 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-09-04 22:43:00,248 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-09-04 22:43:00,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-09-04 22:43:00,248 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-09-04 22:43:00,249 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-09-04 22:43:00,249 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-09-04 22:43:00,249 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2023-09-04 22:43:00,250 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/UAutomizer-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-09-04 22:43:00,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-04 22:43:00,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-04 22:43:00,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-04 22:43:00,407 INFO L270 PluginConnector]: Initializing CDTParser... [2023-09-04 22:43:00,407 INFO L274 PluginConnector]: CDTParser initialized [2023-09-04 22:43:00,408 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe016_power.oepc.i [2023-09-04 22:43:01,394 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-09-04 22:43:01,547 INFO L384 CDTParser]: Found 1 translation units. [2023-09-04 22:43:01,547 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_power.oepc.i [2023-09-04 22:43:01,558 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e23fefea1/96429496851b48fa88adfe07859d6d29/FLAG7f3181b79 [2023-09-04 22:43:01,568 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e23fefea1/96429496851b48fa88adfe07859d6d29 [2023-09-04 22:43:01,570 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-04 22:43:01,570 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-09-04 22:43:01,571 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-09-04 22:43:01,571 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-09-04 22:43:01,576 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-09-04 22:43:01,576 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 10:43:01" (1/1) ... [2023-09-04 22:43:01,577 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6bbe13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:43:01, skipping insertion in model container [2023-09-04 22:43:01,577 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 10:43:01" (1/1) ... [2023-09-04 22:43:01,619 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-09-04 22:43:01,733 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_power.oepc.i[995,1008] [2023-09-04 22:43:01,913 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-04 22:43:01,924 INFO L201 MainTranslator]: Completed pre-run [2023-09-04 22:43:01,933 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_power.oepc.i[995,1008] [2023-09-04 22:43:01,949 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-09-04 22:43:01,950 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-09-04 22:43:01,977 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-04 22:43:02,022 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-09-04 22:43:02,022 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-09-04 22:43:02,027 INFO L206 MainTranslator]: Completed translation [2023-09-04 22:43:02,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:43:02 WrapperNode [2023-09-04 22:43:02,028 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-09-04 22:43:02,028 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-09-04 22:43:02,029 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-09-04 22:43:02,029 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-09-04 22:43:02,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:43:02" (1/1) ... [2023-09-04 22:43:02,043 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:43:02" (1/1) ... [2023-09-04 22:43:02,063 INFO L138 Inliner]: procedures = 177, calls = 87, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 188 [2023-09-04 22:43:02,063 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-09-04 22:43:02,063 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-04 22:43:02,063 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-04 22:43:02,063 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-09-04 22:43:02,069 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:43:02" (1/1) ... [2023-09-04 22:43:02,069 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:43:02" (1/1) ... [2023-09-04 22:43:02,072 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:43:02" (1/1) ... [2023-09-04 22:43:02,072 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:43:02" (1/1) ... [2023-09-04 22:43:02,079 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:43:02" (1/1) ... [2023-09-04 22:43:02,080 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:43:02" (1/1) ... [2023-09-04 22:43:02,082 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:43:02" (1/1) ... [2023-09-04 22:43:02,083 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:43:02" (1/1) ... [2023-09-04 22:43:02,086 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-04 22:43:02,086 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-04 22:43:02,086 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-09-04 22:43:02,086 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-09-04 22:43:02,087 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:43:02" (1/1) ... [2023-09-04 22:43:02,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-04 22:43:02,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-04 22:43:02,129 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-09-04 22:43:02,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-09-04 22:43:02,150 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-09-04 22:43:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-09-04 22:43:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-09-04 22:43:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-09-04 22:43:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-09-04 22:43:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-09-04 22:43:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-09-04 22:43:02,151 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-09-04 22:43:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-09-04 22:43:02,151 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-09-04 22:43:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-09-04 22:43:02,151 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-09-04 22:43:02,152 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-09-04 22:43:02,152 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-09-04 22:43:02,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-09-04 22:43:02,152 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-09-04 22:43:02,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-04 22:43:02,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-04 22:43:02,153 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-09-04 22:43:02,267 INFO L236 CfgBuilder]: Building ICFG [2023-09-04 22:43:02,268 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-04 22:43:02,591 INFO L277 CfgBuilder]: Performing block encoding [2023-09-04 22:43:02,800 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-04 22:43:02,800 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-09-04 22:43:02,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 10:43:02 BoogieIcfgContainer [2023-09-04 22:43:02,802 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-04 22:43:02,805 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-09-04 22:43:02,805 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-09-04 22:43:02,808 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-09-04 22:43:02,808 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 10:43:01" (1/3) ... [2023-09-04 22:43:02,809 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74190a46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 10:43:02, skipping insertion in model container [2023-09-04 22:43:02,809 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:43:02" (2/3) ... [2023-09-04 22:43:02,809 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74190a46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 10:43:02, skipping insertion in model container [2023-09-04 22:43:02,809 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 10:43:02" (3/3) ... [2023-09-04 22:43:02,810 INFO L112 eAbstractionObserver]: Analyzing ICFG safe016_power.oepc.i [2023-09-04 22:43:02,816 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-09-04 22:43:02,821 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-09-04 22:43:02,822 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-09-04 22:43:02,822 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-09-04 22:43:02,887 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-09-04 22:43:02,919 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-09-04 22:43:02,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-09-04 22:43:02,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-04 22:43:02,922 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-09-04 22:43:02,939 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-09-04 22:43:02,959 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-09-04 22:43:02,964 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-09-04 22:43:02,968 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;@40a68e3b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-09-04 22:43:02,968 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. Found a loop, use abstraction hammer [2023-09-04 22:43:02,997 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-09-04 22:43:03,000 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-04 22:43:03,000 INFO L85 PathProgramCache]: Analyzing trace with hash -682487534, now seen corresponding path program 1 times [2023-09-04 22:43:03,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-04 22:43:03,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905357239] [2023-09-04 22:43:03,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-04 22:43:03,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-04 22:43:03,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-04 22:43:03,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-04 22:43:03,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-04 22:43:03,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905357239] [2023-09-04 22:43:03,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1905357239] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-04 22:43:03,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-04 22:43:03,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-09-04 22:43:03,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580489206] [2023-09-04 22:43:03,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-04 22:43:03,246 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-09-04 22:43:03,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-04 22:43:03,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-09-04 22:43:03,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-09-04 22:43:03,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-04 22:43:03,274 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-04 22:43:03,276 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 49.5) internal successors, (99), 2 states have internal predecessors, (99), 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) [2023-09-04 22:43:03,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-04 22:46:18,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-04 22:46:18,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-09-04 22:46:18,068 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-09-04 22:46:18,068 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-04 22:46:18,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1234830007, now seen corresponding path program 1 times [2023-09-04 22:46:18,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-04 22:46:18,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239543930] [2023-09-04 22:46:18,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-04 22:46:18,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-04 22:46:18,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-04 22:46:18,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-04 22:46:18,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-04 22:46:18,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239543930] [2023-09-04 22:46:18,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239543930] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-04 22:46:18,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-04 22:46:18,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-09-04 22:46:18,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000405305] [2023-09-04 22:46:18,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-04 22:46:18,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-09-04 22:46:18,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-04 22:46:18,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-09-04 22:46:18,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-09-04 22:46:18,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-04 22:46:18,686 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-04 22:46:18,686 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.0) internal successors, (98), 7 states have internal predecessors, (98), 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) [2023-09-04 22:46:18,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-04 22:46:18,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2023-09-04 22:47:32,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-09-04 22:47:32,572 WARN L619 AbstractCegarLoop]: Verification canceled: while PolyPacSimplificationTermWalker was simplifying a ∧-6-2-10-4-8-2-7-2-5-2-3-2-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-23-10-5-4-3-2-2-2-3-2-2-2-3-2-2-1 context. [2023-09-04 22:47:32,574 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2023-09-04 22:47:32,574 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2023-09-04 22:47:32,575 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2023-09-04 22:47:32,575 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2023-09-04 22:47:32,576 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2023-09-04 22:47:32,601 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-09-04 22:47:32,608 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-09-04 22:47:32,611 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-09-04 22:47:32,611 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-09-04 22:47:32,613 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2023-09-04 22:47:32,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.09 10:47:32 BasicIcfg [2023-09-04 22:47:32,613 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-09-04 22:47:32,614 INFO L158 Benchmark]: Toolchain (without parser) took 271043.13ms. Allocated memory was 291.5MB in the beginning and 3.5GB in the end (delta: 3.2GB). Free memory was 227.7MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 2.4GB. Max. memory is 7.0GB. [2023-09-04 22:47:32,615 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 212.9MB. Free memory is still 163.6MB. There was no memory consumed. Max. memory is 7.0GB. [2023-09-04 22:47:32,615 INFO L158 Benchmark]: CACSL2BoogieTranslator took 456.94ms. Allocated memory is still 291.5MB. Free memory was 227.4MB in the beginning and 254.5MB in the end (delta: -27.1MB). Peak memory consumption was 32.1MB. Max. memory is 7.0GB. [2023-09-04 22:47:32,617 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.48ms. Allocated memory is still 291.5MB. Free memory was 254.0MB in the beginning and 251.4MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 7.0GB. [2023-09-04 22:47:32,619 INFO L158 Benchmark]: Boogie Preprocessor took 22.64ms. Allocated memory is still 291.5MB. Free memory was 251.4MB in the beginning and 248.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 7.0GB. [2023-09-04 22:47:32,620 INFO L158 Benchmark]: RCFGBuilder took 715.69ms. Allocated memory is still 291.5MB. Free memory was 248.8MB in the beginning and 239.0MB in the end (delta: 9.8MB). Peak memory consumption was 78.6MB. Max. memory is 7.0GB. [2023-09-04 22:47:32,620 INFO L158 Benchmark]: TraceAbstraction took 269808.65ms. Allocated memory was 291.5MB in the beginning and 3.5GB in the end (delta: 3.2GB). Free memory was 237.9MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 2.4GB. Max. memory is 7.0GB. [2023-09-04 22:47:32,625 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 212.9MB. Free memory is still 163.6MB. There was no memory consumed. Max. memory is 7.0GB. * CACSL2BoogieTranslator took 456.94ms. Allocated memory is still 291.5MB. Free memory was 227.4MB in the beginning and 254.5MB in the end (delta: -27.1MB). Peak memory consumption was 32.1MB. Max. memory is 7.0GB. * Boogie Procedure Inliner took 34.48ms. Allocated memory is still 291.5MB. Free memory was 254.0MB in the beginning and 251.4MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 7.0GB. * Boogie Preprocessor took 22.64ms. Allocated memory is still 291.5MB. Free memory was 251.4MB in the beginning and 248.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 7.0GB. * RCFGBuilder took 715.69ms. Allocated memory is still 291.5MB. Free memory was 248.8MB in the beginning and 239.0MB in the end (delta: 9.8MB). Peak memory consumption was 78.6MB. Max. memory is 7.0GB. * TraceAbstraction took 269808.65ms. Allocated memory was 291.5MB in the beginning and 3.5GB in the end (delta: 3.2GB). Free memory was 237.9MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 2.4GB. Max. memory is 7.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 268]: Unsoundness Warning unspecified type, defaulting to int C: short [268] - GenericResultAtLocation [Line: 268]: Unsoundness Warning unspecified type, defaulting to int C: short [268] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 24217, independent: 24134, independent conditional: 24134, independent unconditional: 0, dependent: 1, dependent conditional: 1, dependent unconditional: 0, unknown: 82, unknown conditional: 82, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 24216, independent: 24134, independent conditional: 24134, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 82, unknown conditional: 82, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 24216, independent: 24134, independent conditional: 24134, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 82, unknown conditional: 82, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 24320, independent: 24134, independent conditional: 0, independent unconditional: 24134, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 186, unknown conditional: 104, unknown unconditional: 82] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 24320, independent: 24134, independent conditional: 0, independent unconditional: 24134, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 186, unknown conditional: 0, unknown unconditional: 186] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 24320, independent: 24134, independent conditional: 0, independent unconditional: 24134, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 186, unknown conditional: 0, unknown unconditional: 186] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 24216, independent: 24134, independent conditional: 0, independent unconditional: 24134, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 82, unknown conditional: 0, unknown unconditional: 82] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 24216, independent: 24134, independent conditional: 0, independent unconditional: 24134, dependent: 82, dependent conditional: 0, dependent unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 82, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 82, unknown conditional: 0, unknown unconditional: 82] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 82, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 82, unknown conditional: 0, unknown unconditional: 82] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 82, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 82, unknown conditional: 0, unknown unconditional: 82] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3135, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 3135, unknown conditional: 0, unknown unconditional: 3135] , Protected Queries: 0 ], Cache Queries: [ total: 24320, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 24320, unknown conditional: 0, unknown unconditional: 24320] , Statistics on independence cache: Total cache size (in pairs): 24134, Positive cache size: 24134, Positive conditional cache size: 0, Positive unconditional cache size: 24134, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 82, Unknown conditional cache size: 0, Unknown unconditional cache size: 82, Eliminated conditions: 104, Maximal queried relation: 2, Independence queries for same thread: 1 - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 1 - TimeoutResultAtElement [Line: 19]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PolyPacSimplificationTermWalker was simplifying a ∧-6-2-10-4-8-2-7-2-5-2-3-2-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-23-10-5-4-3-2-2-2-3-2-2-2-3-2-2-1 context. - TimeoutResultAtElement [Line: 859]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PolyPacSimplificationTermWalker was simplifying a ∧-6-2-10-4-8-2-7-2-5-2-3-2-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-23-10-5-4-3-2-2-2-3-2-2-2-3-2-2-1 context. - TimeoutResultAtElement [Line: 855]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PolyPacSimplificationTermWalker was simplifying a ∧-6-2-10-4-8-2-7-2-5-2-3-2-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-23-10-5-4-3-2-2-2-3-2-2-2-3-2-2-1 context. - TimeoutResultAtElement [Line: 853]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PolyPacSimplificationTermWalker was simplifying a ∧-6-2-10-4-8-2-7-2-5-2-3-2-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-23-10-5-4-3-2-2-2-3-2-2-2-3-2-2-1 context. - TimeoutResultAtElement [Line: 857]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PolyPacSimplificationTermWalker was simplifying a ∧-6-2-10-4-8-2-7-2-5-2-3-2-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-23-10-5-4-3-2-2-2-3-2-2-2-3-2-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 173 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 269.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 268.7s, 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: 6, 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, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 197 NumberOfCodeBlocks, 197 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 195 ConstructedInterpolants, 0 QuantifiedInterpolants, 667 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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