/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/goblint-regression/06-symbeq_10-equ_rc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.dpor-d6e1636 [2023-01-10 21:59:47,770 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2023-01-10 21:59:47,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-01-10 21:59:47,845 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-01-10 21:59:47,845 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-01-10 21:59:47,846 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2023-01-10 21:59:47,874 INFO L113 SettingsManager]: Loading preferences was successful [2023-01-10 21:59:47,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-01-10 21:59:47,874 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-01-10 21:59:47,875 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-01-10 21:59:47,875 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-01-10 21:59:47,875 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-01-10 21:59:47,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-01-10 21:59:47,876 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-01-10 21:59:47,876 INFO L138 SettingsManager]: * Use SBE=true [2023-01-10 21:59:47,876 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-01-10 21:59:47,876 INFO L138 SettingsManager]: * sizeof long=4 [2023-01-10 21:59:47,876 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-01-10 21:59:47,876 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-01-10 21:59:47,876 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-01-10 21:59:47,876 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-01-10 21:59:47,876 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-01-10 21:59:47,876 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-01-10 21:59:47,876 INFO L138 SettingsManager]: * sizeof long double=12 [2023-01-10 21:59:47,877 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-01-10 21:59:47,877 INFO L138 SettingsManager]: * Use constant arrays=true [2023-01-10 21:59:47,877 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-01-10 21:59:47,877 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-01-10 21:59:47,877 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-01-10 21:59:47,877 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-01-10 21:59:47,877 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-01-10 21:59:47,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-10 21:59:47,877 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-01-10 21:59:47,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-01-10 21:59:47,878 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-01-10 21:59:47,878 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-01-10 21:59:47,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-01-10 21:59:47,878 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-01-10 21:59:47,878 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-01-10 21:59:47,878 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-01-10 21:59:47,878 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2023-01-10 21:59:47,878 INFO L138 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2023-01-10 21:59:48,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-01-10 21:59:48,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-01-10 21:59:48,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-01-10 21:59:48,095 INFO L271 PluginConnector]: Initializing CDTParser... [2023-01-10 21:59:48,108 INFO L275 PluginConnector]: CDTParser initialized [2023-01-10 21:59:48,110 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/06-symbeq_10-equ_rc.i [2023-01-10 21:59:49,026 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-01-10 21:59:49,260 INFO L351 CDTParser]: Found 1 translation units. [2023-01-10 21:59:49,260 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/06-symbeq_10-equ_rc.i [2023-01-10 21:59:49,276 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f36f70dbb/aae4ab5444684ffa8460532a69cf4f8b/FLAG12e7bd8db [2023-01-10 21:59:49,285 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f36f70dbb/aae4ab5444684ffa8460532a69cf4f8b [2023-01-10 21:59:49,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-01-10 21:59:49,288 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-01-10 21:59:49,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-01-10 21:59:49,289 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-01-10 21:59:49,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-01-10 21:59:49,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 09:59:49" (1/1) ... [2023-01-10 21:59:49,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@780ab572 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:59:49, skipping insertion in model container [2023-01-10 21:59:49,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 09:59:49" (1/1) ... [2023-01-10 21:59:49,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-01-10 21:59:49,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-01-10 21:59:49,635 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-10 21:59:49,644 INFO L203 MainTranslator]: Completed pre-run [2023-01-10 21:59:49,688 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-10 21:59:49,737 INFO L208 MainTranslator]: Completed translation [2023-01-10 21:59:49,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:59:49 WrapperNode [2023-01-10 21:59:49,738 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-01-10 21:59:49,739 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-01-10 21:59:49,739 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-01-10 21:59:49,740 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-01-10 21:59:49,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:59:49" (1/1) ... [2023-01-10 21:59:49,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:59:49" (1/1) ... [2023-01-10 21:59:49,791 INFO L138 Inliner]: procedures = 265, calls = 29, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 69 [2023-01-10 21:59:49,792 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-01-10 21:59:49,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-01-10 21:59:49,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-01-10 21:59:49,792 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-01-10 21:59:49,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:59:49" (1/1) ... [2023-01-10 21:59:49,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:59:49" (1/1) ... [2023-01-10 21:59:49,808 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:59:49" (1/1) ... [2023-01-10 21:59:49,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:59:49" (1/1) ... [2023-01-10 21:59:49,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:59:49" (1/1) ... [2023-01-10 21:59:49,820 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:59:49" (1/1) ... [2023-01-10 21:59:49,821 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:59:49" (1/1) ... [2023-01-10 21:59:49,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:59:49" (1/1) ... [2023-01-10 21:59:49,823 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-01-10 21:59:49,824 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-01-10 21:59:49,824 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-01-10 21:59:49,824 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-01-10 21:59:49,824 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:59:49" (1/1) ... [2023-01-10 21:59:49,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-10 21:59:49,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-10 21:59:49,882 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) [2023-01-10 21:59:49,921 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 [2023-01-10 21:59:49,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-01-10 21:59:49,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-01-10 21:59:49,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-01-10 21:59:49,944 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-01-10 21:59:49,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-01-10 21:59:49,944 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-01-10 21:59:49,944 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-01-10 21:59:49,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-01-10 21:59:49,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-01-10 21:59:49,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-01-10 21:59:49,945 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-01-10 21:59:50,048 INFO L236 CfgBuilder]: Building ICFG [2023-01-10 21:59:50,050 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-01-10 21:59:50,211 INFO L277 CfgBuilder]: Performing block encoding [2023-01-10 21:59:50,216 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-01-10 21:59:50,216 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-01-10 21:59:50,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 09:59:50 BoogieIcfgContainer [2023-01-10 21:59:50,218 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-01-10 21:59:50,219 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-01-10 21:59:50,219 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-01-10 21:59:50,221 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-01-10 21:59:50,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 09:59:49" (1/3) ... [2023-01-10 21:59:50,222 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25cb92a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 09:59:50, skipping insertion in model container [2023-01-10 21:59:50,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:59:49" (2/3) ... [2023-01-10 21:59:50,222 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25cb92a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 09:59:50, skipping insertion in model container [2023-01-10 21:59:50,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 09:59:50" (3/3) ... [2023-01-10 21:59:50,223 INFO L112 eAbstractionObserver]: Analyzing ICFG 06-symbeq_10-equ_rc.i [2023-01-10 21:59:50,228 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-01-10 21:59:50,235 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-01-10 21:59:50,235 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-01-10 21:59:50,235 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-01-10 21:59:50,290 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-01-10 21:59:50,321 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 21:59:50,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-10 21:59:50,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-10 21:59:50,324 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) [2023-01-10 21:59:50,325 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 [2023-01-10 21:59:50,349 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-10 21:59:50,354 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE ======== [2023-01-10 21:59:50,359 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;@76cc4094, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 21:59:50,359 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-10 21:59:50,388 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE] === [2023-01-10 21:59:50,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-01-10 21:59:50,392 INFO L85 PathProgramCache]: Analyzing trace with hash 499526518, now seen corresponding path program 1 times [2023-01-10 21:59:50,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-10 21:59:50,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596930738] [2023-01-10 21:59:50,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-10 21:59:50,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-10 21:59:50,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-10 21:59:51,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-10 21:59:51,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-10 21:59:51,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596930738] [2023-01-10 21:59:51,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596930738] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-10 21:59:51,059 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-10 21:59:51,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-01-10 21:59:51,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559457928] [2023-01-10 21:59:51,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-10 21:59:51,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-01-10 21:59:51,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-10 21:59:51,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-01-10 21:59:51,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-01-10 21:59:51,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-10 21:59:51,080 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-01-10 21:59:51,081 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.4) internal successors, (57), 6 states have internal predecessors, (57), 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) [2023-01-10 21:59:51,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-01-10 21:59:51,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-01-10 21:59:51,195 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-01-10 21:59:51,196 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE] === [2023-01-10 21:59:51,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-01-10 21:59:51,196 INFO L85 PathProgramCache]: Analyzing trace with hash 1370504403, now seen corresponding path program 1 times [2023-01-10 21:59:51,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-10 21:59:51,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139868864] [2023-01-10 21:59:51,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-10 21:59:51,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-10 21:59:51,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-10 21:59:51,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-10 21:59:51,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-10 21:59:51,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139868864] [2023-01-10 21:59:51,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139868864] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-10 21:59:51,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-10 21:59:51,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-01-10 21:59:51,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785476271] [2023-01-10 21:59:51,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-10 21:59:51,653 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-01-10 21:59:51,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-10 21:59:51,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-01-10 21:59:51,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2023-01-10 21:59:51,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-10 21:59:51,655 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-01-10 21:59:51,656 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 6.3) internal successors, (63), 11 states have internal predecessors, (63), 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) [2023-01-10 21:59:51,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-01-10 21:59:51,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-01-10 21:59:52,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-01-10 21:59:52,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-01-10 21:59:52,161 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-01-10 21:59:52,162 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE] === [2023-01-10 21:59:52,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-01-10 21:59:52,164 INFO L85 PathProgramCache]: Analyzing trace with hash 2072149026, now seen corresponding path program 1 times [2023-01-10 21:59:52,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-10 21:59:52,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994556577] [2023-01-10 21:59:52,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-10 21:59:52,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-10 21:59:52,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-01-10 21:59:52,192 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-01-10 21:59:52,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-01-10 21:59:52,220 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-01-10 21:59:52,220 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-01-10 21:59:52,221 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-10 21:59:52,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-01-10 21:59:52,234 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-01-10 21:59:52,235 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE was UNSAFE (1/4) [2023-01-10 21:59:52,238 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-01-10 21:59:52,238 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-01-10 21:59:52,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 09:59:52 BasicIcfg [2023-01-10 21:59:52,265 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-01-10 21:59:52,266 INFO L158 Benchmark]: Toolchain (without parser) took 2977.76ms. Allocated memory was 262.1MB in the beginning and 314.6MB in the end (delta: 52.4MB). Free memory was 223.8MB in the beginning and 217.0MB in the end (delta: 6.8MB). Peak memory consumption was 60.3MB. Max. memory is 8.0GB. [2023-01-10 21:59:52,266 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 201.3MB. Free memory was 150.0MB in the beginning and 150.0MB in the end (delta: 71.7kB). There was no memory consumed. Max. memory is 8.0GB. [2023-01-10 21:59:52,266 INFO L158 Benchmark]: CACSL2BoogieTranslator took 449.98ms. Allocated memory is still 262.1MB. Free memory was 223.8MB in the beginning and 196.6MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2023-01-10 21:59:52,266 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.56ms. Allocated memory is still 262.1MB. Free memory was 196.6MB in the beginning and 194.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-01-10 21:59:52,267 INFO L158 Benchmark]: Boogie Preprocessor took 31.09ms. Allocated memory is still 262.1MB. Free memory was 194.0MB in the beginning and 192.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-01-10 21:59:52,267 INFO L158 Benchmark]: RCFGBuilder took 394.13ms. Allocated memory is still 262.1MB. Free memory was 192.4MB in the beginning and 177.2MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2023-01-10 21:59:52,267 INFO L158 Benchmark]: TraceAbstraction took 2046.04ms. Allocated memory was 262.1MB in the beginning and 314.6MB in the end (delta: 52.4MB). Free memory was 176.7MB in the beginning and 217.0MB in the end (delta: -40.4MB). Peak memory consumption was 13.1MB. Max. memory is 8.0GB. [2023-01-10 21:59:52,269 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 201.3MB. Free memory was 150.0MB in the beginning and 150.0MB in the end (delta: 71.7kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 449.98ms. Allocated memory is still 262.1MB. Free memory was 223.8MB in the beginning and 196.6MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 52.56ms. Allocated memory is still 262.1MB. Free memory was 196.6MB in the beginning and 194.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 31.09ms. Allocated memory is still 262.1MB. Free memory was 194.0MB in the beginning and 192.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 394.13ms. Allocated memory is still 262.1MB. Free memory was 192.4MB in the beginning and 177.2MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 2046.04ms. Allocated memory was 262.1MB in the beginning and 314.6MB in the end (delta: 52.4MB). Free memory was 176.7MB in the beginning and 217.0MB in the end (delta: -40.4MB). Peak memory consumption was 13.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 251, independent: 230, independent conditional: 230, independent unconditional: 0, dependent: 21, dependent conditional: 21, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 236, independent: 230, independent conditional: 230, independent unconditional: 0, dependent: 6, dependent conditional: 6, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 236, independent: 230, independent conditional: 230, independent unconditional: 0, dependent: 6, dependent conditional: 6, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 274, independent: 230, independent conditional: 31, independent unconditional: 199, dependent: 44, dependent conditional: 7, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 274, independent: 230, independent conditional: 31, independent unconditional: 199, dependent: 44, dependent conditional: 5, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 274, independent: 230, independent conditional: 31, independent unconditional: 199, dependent: 44, dependent conditional: 5, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 213, independent: 176, independent conditional: 31, independent unconditional: 145, dependent: 37, dependent conditional: 4, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 213, independent: 144, independent conditional: 0, independent unconditional: 144, dependent: 69, dependent conditional: 0, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 69, independent: 32, independent conditional: 31, independent unconditional: 1, dependent: 37, dependent conditional: 4, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, independent: 32, independent conditional: 31, independent unconditional: 1, dependent: 37, dependent conditional: 4, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 206, independent: 102, independent conditional: 99, independent unconditional: 4, dependent: 104, dependent conditional: 11, dependent unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 274, independent: 54, independent conditional: 0, independent unconditional: 54, dependent: 7, dependent conditional: 1, dependent unconditional: 6, unknown: 213, unknown conditional: 35, unknown unconditional: 178] , Statistics on independence cache: Total cache size (in pairs): 213, Positive cache size: 176, Positive conditional cache size: 31, Positive unconditional cache size: 145, Negative cache size: 37, Negative conditional cache size: 4, Negative unconditional cache size: 33, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2, Maximal queried relation: 2, Independence queries for same thread: 15 - StatisticsResult: Traversal Statistics Data States: 58, Transitions: 57, Traversal time: 19601256.0ns - StatisticsResult: Traversal Statistics Data Sleep-blocked states: 0 - StatisticsResult: Traversal Statistics Data States: 64, Transitions: 64, Traversal time: 109956266.0ns - StatisticsResult: Traversal Statistics Data Sleep-blocked states: 0 - StatisticsResult: Traversal Statistics Data States: 266, Transitions: 272, Traversal time: 482852859.0ns - StatisticsResult: Traversal Statistics Data Sleep-blocked states: 26 - DataRaceFoundResult [Line: 1019]: Data race detected Data race detected The following path leads to a data race: [L989-L993] 0 struct s { int datum; struct q inside; pthread_mutex_t mutex; } A, B; VAL [A={1:0}, B={2:0}] [L1003] 0 int x = __VERIFIER_nondet_int(); VAL [A={1:0}, B={2:0}, __VERIFIER_nondet_int()=0, x=0] [L1004] 0 pthread_t id; VAL [A={1:0}, B={2:0}, id={6:0}, x=0] [L1005] 0 struct s *s; VAL [A={1:0}, B={2:0}, id={6:0}, x=0] [L1006] 0 int *d; VAL [A={1:0}, B={2:0}, id={6:0}, x=0] [L1007] 0 pthread_mutex_t *m; VAL [A={1:0}, B={2:0}, id={6:0}, x=0] [L1008] COND FALSE 0 !(\read(x)) VAL [A={1:0}, B={2:0}, id={6:0}, x=0] [L1012] 0 s = &B VAL [A={1:0}, B={2:0}, id={6:0}, s={2:0}, x=0] [L1013] 0 x++ VAL [A={1:0}, B={2:0}, id={6:0}, s={2:0}, x=1] [L1015] 0 m = &s->mutex VAL [A={1:0}, B={2:0}, id={6:0}, m={2:12}, s={2:0}, x=1] [L1016] 0 d = &s->datum VAL [A={1:0}, B={2:0}, d={2:0}, id={6:0}, m={2:12}, s={2:0}, x=1] [L1017] FCALL, FORK 0 pthread_create(&id,((void *)0),t_fun,((void *)0)) VAL [A={1:0}, B={2:0}, arg={0:0}, d={2:0}, id={6:0}, m={2:12}, pthread_create(&id,((void *)0),t_fun,((void *)0))=-1, s={2:0}, x=1] [L1019] 0 *d = 8 VAL [*d = 8=37, A={1:0}, B={2:0}, arg={0:0}, d={2:0}, id={6:0}, m={2:12}, s={2:0}, x=1] [L996] 1 B.datum = 5 VAL [A={1:0}, B.datum = 5=38, B={2:0}, arg={0:0}, arg={0:0}] [L1019] 0 *d = 8 VAL [*d = 8=37, A={1:0}, B.datum = 5=38, B={2:0}, arg={0:0}, arg={0:0}, d={2:0}, id={6:0}, m={2:12}, s={2:0}, x=1] Now there is a data race (on the heap) between C: B.datum = 5 [996] and C: *d = 8 [1019] - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE with 1 thread instances CFG has 3 procedures, 103 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1898219775.0ns, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 648357231.0ns, FeasibilityCheckTime: 1190347231.0ns, RefinementTime: 17910179.0ns, AutomataDifference: 0.0ns, DeadEndRemovalTime: 0.0ns, HoareAnnotationTime: 0.0ns, InitialAbstractionConstructionTime: 11039701.0ns, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 477 SdHoareTripleChecker+Valid, 213422009.0ns IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 477 mSDsluCounter, 443 SdHoareTripleChecker+Invalid, 163090990.0ns Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 318 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 265 IncrementalHoareTripleChecker+Invalid, 285 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 125 mSDtfsCounter, 265 mSolverCounterSat, 13699696.0ns SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: No data available, 0.0ns BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ns DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 9376988.0ns SsaConstructionTime, 48293536.0ns SatisfiabilityAnalysisTime, 994534558.0ns InterpolantComputationTime, 183 NumberOfCodeBlocks, 183 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 118 ConstructedInterpolants, 0 QuantifiedInterpolants, 678 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 proved your program to be incorrect! [2023-01-10 21:59:52,323 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2023-01-10 21:59:52,511 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...