/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/mix006.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.dynamic-abstractions-fffa3fa-m [2023-09-04 21:49:01,789 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-09-04 21:49:01,847 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2023-09-04 21:49:01,851 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-09-04 21:49:01,851 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-09-04 21:49:01,852 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-09-04 21:49:01,872 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-04 21:49:01,873 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-09-04 21:49:01,873 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-09-04 21:49:01,876 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-09-04 21:49:01,876 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-09-04 21:49:01,877 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-09-04 21:49:01,877 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-09-04 21:49:01,878 INFO L153 SettingsManager]: * Use SBE=true [2023-09-04 21:49:01,878 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-09-04 21:49:01,879 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-09-04 21:49:01,879 INFO L153 SettingsManager]: * sizeof long=4 [2023-09-04 21:49:01,879 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-09-04 21:49:01,879 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-09-04 21:49:01,879 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-09-04 21:49:01,879 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-09-04 21:49:01,880 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-09-04 21:49:01,880 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-09-04 21:49:01,880 INFO L153 SettingsManager]: * sizeof long double=12 [2023-09-04 21:49:01,880 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-09-04 21:49:01,881 INFO L153 SettingsManager]: * Use constant arrays=true [2023-09-04 21:49:01,882 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-04 21:49:01,882 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-09-04 21:49:01,882 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-09-04 21:49:01,882 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-09-04 21:49:01,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-04 21:49:01,883 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-09-04 21:49:01,883 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-09-04 21:49:01,883 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2023-09-04 21:49:01,883 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-09-04 21:49:01,883 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-09-04 21:49:01,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-09-04 21:49:01,884 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-09-04 21:49:01,884 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-09-04 21:49:01,884 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-09-04 21:49:01,884 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2023-09-04 21:49:01,884 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-09-04 21:49:02,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-04 21:49:02,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-04 21:49:02,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-04 21:49:02,046 INFO L270 PluginConnector]: Initializing CDTParser... [2023-09-04 21:49:02,046 INFO L274 PluginConnector]: CDTParser initialized [2023-09-04 21:49:02,047 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix006.opt.i [2023-09-04 21:49:02,996 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-09-04 21:49:03,274 INFO L384 CDTParser]: Found 1 translation units. [2023-09-04 21:49:03,275 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix006.opt.i [2023-09-04 21:49:03,315 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da65e367d/f070c2f9f78b4e058a077c3ecf18ce51/FLAGb2a4671e7 [2023-09-04 21:49:03,325 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da65e367d/f070c2f9f78b4e058a077c3ecf18ce51 [2023-09-04 21:49:03,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-04 21:49:03,328 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-09-04 21:49:03,328 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-09-04 21:49:03,328 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-09-04 21:49:03,331 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-09-04 21:49:03,331 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:49:03" (1/1) ... [2023-09-04 21:49:03,332 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a9d22a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:49:03, skipping insertion in model container [2023-09-04 21:49:03,332 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:49:03" (1/1) ... [2023-09-04 21:49:03,380 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-09-04 21:49:03,470 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/mix006.opt.i[944,957] [2023-09-04 21:49:03,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-04 21:49:03,616 INFO L201 MainTranslator]: Completed pre-run [2023-09-04 21:49:03,623 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/mix006.opt.i[944,957] [2023-09-04 21:49:03,640 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [267] [2023-09-04 21:49:03,641 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [267] [2023-09-04 21:49:03,678 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-04 21:49:03,705 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-09-04 21:49:03,705 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-09-04 21:49:03,709 INFO L206 MainTranslator]: Completed translation [2023-09-04 21:49:03,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:49:03 WrapperNode [2023-09-04 21:49:03,710 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-09-04 21:49:03,710 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-09-04 21:49:03,711 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-09-04 21:49:03,711 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-09-04 21:49:03,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:49:03" (1/1) ... [2023-09-04 21:49:03,739 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:49:03" (1/1) ... [2023-09-04 21:49:03,768 INFO L138 Inliner]: procedures = 176, calls = 58, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 150 [2023-09-04 21:49:03,768 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-09-04 21:49:03,769 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-04 21:49:03,769 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-04 21:49:03,769 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-09-04 21:49:03,775 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:49:03" (1/1) ... [2023-09-04 21:49:03,776 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:49:03" (1/1) ... [2023-09-04 21:49:03,789 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:49:03" (1/1) ... [2023-09-04 21:49:03,790 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:49:03" (1/1) ... [2023-09-04 21:49:03,795 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:49:03" (1/1) ... [2023-09-04 21:49:03,796 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:49:03" (1/1) ... [2023-09-04 21:49:03,798 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:49:03" (1/1) ... [2023-09-04 21:49:03,799 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:49:03" (1/1) ... [2023-09-04 21:49:03,814 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-04 21:49:03,815 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-04 21:49:03,815 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-09-04 21:49:03,815 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-09-04 21:49:03,815 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:49:03" (1/1) ... [2023-09-04 21:49:03,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-04 21:49:03,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-04 21:49:03,841 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 21:49:03,860 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 21:49:03,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-09-04 21:49:03,869 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-09-04 21:49:03,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-09-04 21:49:03,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-09-04 21:49:03,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-09-04 21:49:03,870 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-09-04 21:49:03,870 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-09-04 21:49:03,870 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-09-04 21:49:03,870 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-09-04 21:49:03,870 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-09-04 21:49:03,870 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-09-04 21:49:03,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-09-04 21:49:03,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-09-04 21:49:03,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-04 21:49:03,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-04 21:49:03,872 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 21:49:03,961 INFO L236 CfgBuilder]: Building ICFG [2023-09-04 21:49:03,962 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-04 21:49:04,170 INFO L277 CfgBuilder]: Performing block encoding [2023-09-04 21:49:04,302 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-04 21:49:04,303 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-09-04 21:49:04,305 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:49:04 BoogieIcfgContainer [2023-09-04 21:49:04,305 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-04 21:49:04,310 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-09-04 21:49:04,310 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-09-04 21:49:04,312 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-09-04 21:49:04,312 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 09:49:03" (1/3) ... [2023-09-04 21:49:04,313 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b3fea49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:49:04, skipping insertion in model container [2023-09-04 21:49:04,314 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:49:03" (2/3) ... [2023-09-04 21:49:04,314 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b3fea49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:49:04, skipping insertion in model container [2023-09-04 21:49:04,314 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:49:04" (3/3) ... [2023-09-04 21:49:04,315 INFO L112 eAbstractionObserver]: Analyzing ICFG mix006.opt.i [2023-09-04 21:49:04,320 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-09-04 21:49:04,326 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-09-04 21:49:04,326 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-09-04 21:49:04,326 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-09-04 21:49:04,373 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-09-04 21:49:04,406 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-09-04 21:49:04,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-09-04 21:49:04,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-04 21:49:04,414 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 21:49:04,431 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 21:49:04,458 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-09-04 21:49:04,470 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-09-04 21:49:04,474 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;@2998e2cd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-09-04 21:49:04,474 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2023-09-04 21:49:04,498 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2023-09-04 21:49:04,502 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-04 21:49:04,503 INFO L85 PathProgramCache]: Analyzing trace with hash 156470498, now seen corresponding path program 1 times [2023-09-04 21:49:04,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-04 21:49:04,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651876963] [2023-09-04 21:49:04,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-04 21:49:04,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-04 21:49:04,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-04 21:49:04,895 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 21:49:04,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-04 21:49:04,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651876963] [2023-09-04 21:49:04,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1651876963] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-04 21:49:04,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-04 21:49:04,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-09-04 21:49:04,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422611593] [2023-09-04 21:49:04,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-04 21:49:04,902 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-09-04 21:49:04,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-04 21:49:04,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-09-04 21:49:04,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-09-04 21:49:04,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-04 21:49:04,918 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-04 21:49:04,919 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 29.0) internal successors, (58), 3 states have internal predecessors, (58), 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 21:49:04,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-04 21:49:07,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-04 21:49:07,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-09-04 21:49:07,011 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2023-09-04 21:49:07,012 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-04 21:49:07,012 INFO L85 PathProgramCache]: Analyzing trace with hash -2050262603, now seen corresponding path program 1 times [2023-09-04 21:49:07,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-04 21:49:07,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118071022] [2023-09-04 21:49:07,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-04 21:49:07,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-04 21:49:07,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-04 21:49:07,409 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 21:49:07,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-04 21:49:07,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118071022] [2023-09-04 21:49:07,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118071022] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-04 21:49:07,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-04 21:49:07,409 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-09-04 21:49:07,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740355346] [2023-09-04 21:49:07,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-04 21:49:07,411 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-09-04 21:49:07,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-04 21:49:07,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-09-04 21:49:07,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-09-04 21:49:07,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-04 21:49:07,412 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-04 21:49:07,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 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 21:49:07,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-04 21:49:07,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-04 21:50:04,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-04 21:50:04,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-09-04 21:50:04,064 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-09-04 21:50:04,073 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2023-09-04 21:50:04,074 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-04 21:50:04,075 INFO L85 PathProgramCache]: Analyzing trace with hash -1215589484, now seen corresponding path program 1 times [2023-09-04 21:50:04,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-04 21:50:04,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746059104] [2023-09-04 21:50:04,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-04 21:50:04,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-04 21:50:04,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-04 21:50:04,336 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 21:50:04,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-04 21:50:04,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746059104] [2023-09-04 21:50:04,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746059104] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-04 21:50:04,338 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-04 21:50:04,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-09-04 21:50:04,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64550289] [2023-09-04 21:50:04,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-04 21:50:04,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-09-04 21:50:04,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-04 21:50:04,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-09-04 21:50:04,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-09-04 21:50:04,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-04 21:50:04,340 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-04 21:50:04,340 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.285714285714286) internal successors, (86), 7 states have internal predecessors, (86), 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 21:50:04,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-04 21:50:04,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-09-04 21:50:04,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-04 21:50:17,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-04 21:50:17,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-09-04 21:50:17,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-09-04 21:50:17,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-09-04 21:50:17,095 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2023-09-04 21:50:17,095 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-04 21:50:17,095 INFO L85 PathProgramCache]: Analyzing trace with hash -726220561, now seen corresponding path program 1 times [2023-09-04 21:50:17,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-04 21:50:17,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852671766] [2023-09-04 21:50:17,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-04 21:50:17,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-04 21:50:17,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-04 21:50:17,306 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 21:50:17,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-04 21:50:17,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852671766] [2023-09-04 21:50:17,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1852671766] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-04 21:50:17,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-04 21:50:17,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-09-04 21:50:17,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678236420] [2023-09-04 21:50:17,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-04 21:50:17,311 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-09-04 21:50:17,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-04 21:50:17,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-09-04 21:50:17,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-09-04 21:50:17,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-04 21:50:17,312 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-04 21:50:17,313 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 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) [2023-09-04 21:50:17,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-04 21:50:17,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-09-04 21:50:17,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-09-04 21:50:17,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-04 21:50:26,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-04 21:50:26,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-09-04 21:50:26,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-09-04 21:50:26,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-09-04 21:50:26,858 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-09-04 21:50:26,858 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2023-09-04 21:50:26,859 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-04 21:50:26,859 INFO L85 PathProgramCache]: Analyzing trace with hash 761630132, now seen corresponding path program 1 times [2023-09-04 21:50:26,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-04 21:50:26,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203511257] [2023-09-04 21:50:26,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-04 21:50:26,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-04 21:50:26,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-04 21:50:27,762 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 21:50:27,762 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-04 21:50:27,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203511257] [2023-09-04 21:50:27,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203511257] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-04 21:50:27,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-04 21:50:27,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-09-04 21:50:27,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860976727] [2023-09-04 21:50:27,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-04 21:50:27,763 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-09-04 21:50:27,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-04 21:50:27,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-09-04 21:50:27,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2023-09-04 21:50:27,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-04 21:50:27,764 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-04 21:50:27,764 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.181818181818182) internal successors, (90), 11 states have internal predecessors, (90), 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 21:50:27,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-04 21:50:27,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-09-04 21:50:27,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-09-04 21:50:27,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-09-04 21:50:27,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2023-09-04 21:53:34,938 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-09-04 21:53:34,939 WARN L619 AbstractCegarLoop]: Verification canceled: while QuantifierPusher was running 1 iterations on subformula. [2023-09-04 21:53:34,941 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 21:53:34,941 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2023-09-04 21:53:34,941 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 21:53:34,942 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2023-09-04 21:53:34,942 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 6 remaining) [2023-09-04 21:53:34,942 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 6 remaining) [2023-09-04 21:53:34,942 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 6 remaining) [2023-09-04 21:53:34,942 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2023-09-04 21:53:34,958 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-09-04 21:53:34,961 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-09-04 21:53:34,961 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-09-04 21:53:34,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.09 09:53:34 BasicIcfg [2023-09-04 21:53:34,963 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-09-04 21:53:34,963 INFO L158 Benchmark]: Toolchain (without parser) took 271635.74ms. Allocated memory was 265.3MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 221.2MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 1.3GB. Max. memory is 7.0GB. [2023-09-04 21:53:34,963 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 180.4MB. Free memory was 128.7MB in the beginning and 128.5MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 7.0GB. [2023-09-04 21:53:34,964 INFO L158 Benchmark]: CACSL2BoogieTranslator took 381.59ms. Allocated memory is still 265.3MB. Free memory was 220.7MB in the beginning and 197.1MB in the end (delta: 23.6MB). Peak memory consumption was 24.1MB. Max. memory is 7.0GB. [2023-09-04 21:53:34,964 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.01ms. Allocated memory is still 265.3MB. Free memory was 197.1MB in the beginning and 194.0MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 7.0GB. [2023-09-04 21:53:34,964 INFO L158 Benchmark]: Boogie Preprocessor took 45.29ms. Allocated memory is still 265.3MB. Free memory was 194.0MB in the beginning and 192.4MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 7.0GB. [2023-09-04 21:53:34,964 INFO L158 Benchmark]: RCFGBuilder took 489.90ms. Allocated memory is still 265.3MB. Free memory was 191.9MB in the beginning and 154.1MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 7.0GB. [2023-09-04 21:53:34,965 INFO L158 Benchmark]: TraceAbstraction took 270653.17ms. Allocated memory was 265.3MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 153.6MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 1.2GB. Max. memory is 7.0GB. [2023-09-04 21:53:34,966 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 180.4MB. Free memory was 128.7MB in the beginning and 128.5MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 7.0GB. * CACSL2BoogieTranslator took 381.59ms. Allocated memory is still 265.3MB. Free memory was 220.7MB in the beginning and 197.1MB in the end (delta: 23.6MB). Peak memory consumption was 24.1MB. Max. memory is 7.0GB. * Boogie Procedure Inliner took 58.01ms. Allocated memory is still 265.3MB. Free memory was 197.1MB in the beginning and 194.0MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 7.0GB. * Boogie Preprocessor took 45.29ms. Allocated memory is still 265.3MB. Free memory was 194.0MB in the beginning and 192.4MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 7.0GB. * RCFGBuilder took 489.90ms. Allocated memory is still 265.3MB. Free memory was 191.9MB in the beginning and 154.1MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 7.0GB. * TraceAbstraction took 270653.17ms. Allocated memory was 265.3MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 153.6MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 1.2GB. Max. memory is 7.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 267]: Unsoundness Warning unspecified type, defaulting to int C: short [267] - GenericResultAtLocation [Line: 267]: Unsoundness Warning unspecified type, defaulting to int C: short [267] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 17724, independent: 17538, independent conditional: 17538, independent unconditional: 0, dependent: 186, dependent conditional: 186, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17714, independent: 17538, independent conditional: 17538, independent unconditional: 0, dependent: 176, dependent conditional: 176, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 17714, independent: 17538, independent conditional: 17538, independent unconditional: 0, dependent: 176, dependent conditional: 176, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18496, independent: 17538, independent conditional: 0, independent unconditional: 17538, dependent: 958, dependent conditional: 782, dependent unconditional: 176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 18496, independent: 17538, independent conditional: 0, independent unconditional: 17538, dependent: 958, dependent conditional: 0, dependent unconditional: 958, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18496, independent: 17538, independent conditional: 0, independent unconditional: 17538, dependent: 958, dependent conditional: 0, dependent unconditional: 958, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 17714, independent: 17538, independent conditional: 0, independent unconditional: 17538, dependent: 176, dependent conditional: 0, dependent unconditional: 176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 17714, independent: 17527, independent conditional: 0, independent unconditional: 17527, dependent: 187, dependent conditional: 0, dependent unconditional: 187, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 187, independent: 11, independent conditional: 0, independent unconditional: 11, dependent: 176, dependent conditional: 0, dependent unconditional: 176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 187, independent: 11, independent conditional: 0, independent unconditional: 11, dependent: 176, dependent conditional: 0, dependent unconditional: 176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 187, independent: 11, independent conditional: 0, independent unconditional: 11, dependent: 176, dependent conditional: 0, dependent unconditional: 176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1933, independent: 599, independent conditional: 0, independent unconditional: 599, dependent: 1333, dependent conditional: 0, dependent unconditional: 1333, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 18496, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 782, dependent conditional: 0, dependent unconditional: 782, unknown: 17714, unknown conditional: 0, unknown unconditional: 17714] , Statistics on independence cache: Total cache size (in pairs): 17714, Positive cache size: 17538, Positive conditional cache size: 0, Positive unconditional cache size: 17538, Negative cache size: 176, Negative conditional cache size: 0, Negative unconditional cache size: 176, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 782, Maximal queried relation: 5, Independence queries for same thread: 10 - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 5 - TimeoutResultAtElement [Line: 18]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while QuantifierPusher was running 1 iterations on subformula. - TimeoutResultAtElement [Line: 18]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while QuantifierPusher was running 1 iterations on subformula. - TimeoutResultAtElement [Line: 849]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while QuantifierPusher was running 1 iterations on subformula. - TimeoutResultAtElement [Line: 847]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while QuantifierPusher was running 1 iterations on subformula. - TimeoutResultAtElement [Line: 851]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while QuantifierPusher was running 1 iterations on subformula. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 137 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 270.5s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 268.2s, 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: 52, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 401 NumberOfCodeBlocks, 401 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 396 ConstructedInterpolants, 0 QuantifiedInterpolants, 1744 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