/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe012_tso.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-04 22:25:19,126 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-04 22:25:19,189 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-04 22:25:19,195 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-04 22:25:19,196 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-04 22:25:19,232 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-04 22:25:19,233 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-04 22:25:19,233 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-04 22:25:19,234 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-04 22:25:19,238 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-04 22:25:19,238 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-04 22:25:19,238 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-04 22:25:19,239 INFO L153 SettingsManager]: * Use SBE=true [2024-05-04 22:25:19,240 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-04 22:25:19,241 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-04 22:25:19,241 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-04 22:25:19,241 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-04 22:25:19,241 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-04 22:25:19,241 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-04 22:25:19,241 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-04 22:25:19,242 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-04 22:25:19,242 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-04 22:25:19,243 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-04 22:25:19,243 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-04 22:25:19,244 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-04 22:25:19,244 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-04 22:25:19,244 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-04 22:25:19,244 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-04 22:25:19,244 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-04 22:25:19,245 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-04 22:25:19,246 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-04 22:25:19,246 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-04 22:25:19,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-04 22:25:19,246 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-04 22:25:19,247 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-04 22:25:19,247 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-04 22:25:19,247 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-04 22:25:19,247 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-04 22:25:19,247 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-04 22:25:19,247 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-05-04 22:25:19,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-04 22:25:19,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-04 22:25:19,560 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-04 22:25:19,561 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-04 22:25:19,562 INFO L274 PluginConnector]: CDTParser initialized [2024-05-04 22:25:19,563 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe012_tso.i [2024-05-04 22:25:20,778 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-04 22:25:21,054 INFO L384 CDTParser]: Found 1 translation units. [2024-05-04 22:25:21,054 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe012_tso.i [2024-05-04 22:25:21,067 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7c0dced15/bed101c0d30f4768953cf7fd2214692d/FLAG5e0ad22e8 [2024-05-04 22:25:21,084 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7c0dced15/bed101c0d30f4768953cf7fd2214692d [2024-05-04 22:25:21,086 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-04 22:25:21,087 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-04 22:25:21,089 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-04 22:25:21,089 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-04 22:25:21,093 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-04 22:25:21,094 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 10:25:21" (1/1) ... [2024-05-04 22:25:21,095 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a4dcf76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:25:21, skipping insertion in model container [2024-05-04 22:25:21,095 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 10:25:21" (1/1) ... [2024-05-04 22:25:21,156 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-04 22:25:21,331 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/safe012_tso.i[945,958] [2024-05-04 22:25:21,487 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-04 22:25:21,501 INFO L202 MainTranslator]: Completed pre-run [2024-05-04 22:25:21,516 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/safe012_tso.i[945,958] [2024-05-04 22:25:21,571 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-04 22:25:21,603 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-04 22:25:21,604 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-04 22:25:21,611 INFO L206 MainTranslator]: Completed translation [2024-05-04 22:25:21,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:25:21 WrapperNode [2024-05-04 22:25:21,615 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-04 22:25:21,616 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-04 22:25:21,616 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-04 22:25:21,616 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-04 22:25:21,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:25:21" (1/1) ... [2024-05-04 22:25:21,639 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:25:21" (1/1) ... [2024-05-04 22:25:21,657 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2024-05-04 22:25:21,658 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-04 22:25:21,659 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-04 22:25:21,659 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-04 22:25:21,659 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-04 22:25:21,667 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:25:21" (1/1) ... [2024-05-04 22:25:21,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:25:21" (1/1) ... [2024-05-04 22:25:21,670 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:25:21" (1/1) ... [2024-05-04 22:25:21,670 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:25:21" (1/1) ... [2024-05-04 22:25:21,675 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:25:21" (1/1) ... [2024-05-04 22:25:21,676 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:25:21" (1/1) ... [2024-05-04 22:25:21,677 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:25:21" (1/1) ... [2024-05-04 22:25:21,678 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:25:21" (1/1) ... [2024-05-04 22:25:21,692 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-04 22:25:21,693 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-04 22:25:21,693 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-04 22:25:21,693 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-04 22:25:21,694 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:25:21" (1/1) ... [2024-05-04 22:25:21,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-04 22:25:21,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 22:25:21,721 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-04 22:25:21,752 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-04 22:25:21,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-04 22:25:21,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-04 22:25:21,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-04 22:25:21,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-04 22:25:21,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-04 22:25:21,820 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-04 22:25:21,821 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-04 22:25:21,821 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-04 22:25:21,821 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-04 22:25:21,822 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-04 22:25:21,823 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-04 22:25:21,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-04 22:25:21,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-04 22:25:21,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-04 22:25:21,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-04 22:25:21,825 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-04 22:25:21,930 INFO L241 CfgBuilder]: Building ICFG [2024-05-04 22:25:21,932 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-04 22:25:22,072 INFO L282 CfgBuilder]: Performing block encoding [2024-05-04 22:25:22,080 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-04 22:25:22,081 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-04 22:25:22,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 10:25:22 BoogieIcfgContainer [2024-05-04 22:25:22,082 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-04 22:25:22,085 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-04 22:25:22,085 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-04 22:25:22,099 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-04 22:25:22,100 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 10:25:21" (1/3) ... [2024-05-04 22:25:22,100 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5863a56e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 10:25:22, skipping insertion in model container [2024-05-04 22:25:22,100 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:25:21" (2/3) ... [2024-05-04 22:25:22,100 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5863a56e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 10:25:22, skipping insertion in model container [2024-05-04 22:25:22,101 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 10:25:22" (3/3) ... [2024-05-04 22:25:22,102 INFO L112 eAbstractionObserver]: Analyzing ICFG safe012_tso.i [2024-05-04 22:25:22,107 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-04 22:25:22,115 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-04 22:25:22,115 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-04 22:25:22,115 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-04 22:25:22,182 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-04 22:25:22,216 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-04 22:25:22,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-04 22:25:22,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 22:25:22,218 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-04 22:25:22,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-04 22:25:22,249 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-04 22:25:22,261 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 22:25:22,262 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-04 22:25:22,269 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=LoopHeads, 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;@2f1f8908, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-04 22:25:22,269 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-04 22:25:22,321 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-04 22:25:22,322 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 22:25:22,323 INFO L85 PathProgramCache]: Analyzing trace with hash 4603110, now seen corresponding path program 1 times [2024-05-04 22:25:22,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 22:25:22,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373450771] [2024-05-04 22:25:22,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:25:22,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:25:22,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:25:22,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 22:25:22,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 22:25:22,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373450771] [2024-05-04 22:25:22,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373450771] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 22:25:22,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 22:25:22,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-04 22:25:22,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268271170] [2024-05-04 22:25:22,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 22:25:22,607 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-04 22:25:22,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 22:25:22,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-04 22:25:22,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-04 22:25:22,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:25:22,661 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 22:25:22,662 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.5) internal successors, (67), 2 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 22:25:22,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:25:22,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:25:22,714 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-04 22:25:22,714 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-04 22:25:22,715 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 22:25:22,715 INFO L85 PathProgramCache]: Analyzing trace with hash -263876577, now seen corresponding path program 1 times [2024-05-04 22:25:22,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 22:25:22,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635227209] [2024-05-04 22:25:22,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:25:22,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:25:22,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:25:23,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 22:25:23,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 22:25:23,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635227209] [2024-05-04 22:25:23,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635227209] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 22:25:23,221 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 22:25:23,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-04 22:25:23,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287700358] [2024-05-04 22:25:23,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 22:25:23,223 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-04 22:25:23,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 22:25:23,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-04 22:25:23,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-04 22:25:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:25:23,236 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 22:25:23,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 22:25:23,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:25:23,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:25:23,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:25:23,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 22:25:23,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-04 22:25:23,500 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-04 22:25:23,500 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 22:25:23,500 INFO L85 PathProgramCache]: Analyzing trace with hash -2014899360, now seen corresponding path program 1 times [2024-05-04 22:25:23,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 22:25:23,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478857096] [2024-05-04 22:25:23,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:25:23,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:25:23,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:25:23,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 22:25:23,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 22:25:23,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478857096] [2024-05-04 22:25:23,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478857096] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 22:25:23,784 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 22:25:23,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-04 22:25:23,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521333118] [2024-05-04 22:25:23,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 22:25:23,785 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-04 22:25:23,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 22:25:23,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-04 22:25:23,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-05-04 22:25:23,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:25:23,793 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 22:25:23,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 22:25:23,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:25:23,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 22:25:23,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:25:23,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:25:23,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 22:25:23,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-04 22:25:23,895 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-04 22:25:23,895 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-04 22:25:23,895 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 22:25:23,895 INFO L85 PathProgramCache]: Analyzing trace with hash -2006822669, now seen corresponding path program 1 times [2024-05-04 22:25:23,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 22:25:23,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036973140] [2024-05-04 22:25:23,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:25:23,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:25:23,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:25:24,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 22:25:24,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 22:25:24,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036973140] [2024-05-04 22:25:24,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036973140] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 22:25:24,176 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 22:25:24,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-04 22:25:24,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809891600] [2024-05-04 22:25:24,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 22:25:24,179 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-04 22:25:24,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 22:25:24,366 INFO L85 PathProgramCache]: Analyzing trace with hash 382185289, now seen corresponding path program 1 times [2024-05-04 22:25:24,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:25:24,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:25:24,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 22:25:24,391 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 22:25:24,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 22:25:24,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-04 22:25:24,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-04 22:25:24,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:25:24,436 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 22:25:24,436 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 22:25:24,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:25:24,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 22:25:24,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-04 22:25:24,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:25:25,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:25:25,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 22:25:25,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-04 22:25:25,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-04 22:25:25,058 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3 [2024-05-04 22:25:25,058 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-04 22:25:25,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 22:25:25,059 INFO L85 PathProgramCache]: Analyzing trace with hash 1306508761, now seen corresponding path program 2 times [2024-05-04 22:25:25,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 22:25:25,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756606537] [2024-05-04 22:25:25,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:25:25,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:25:25,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:25:25,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 22:25:25,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 22:25:25,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756606537] [2024-05-04 22:25:25,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756606537] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 22:25:25,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 22:25:25,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-04 22:25:25,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843485129] [2024-05-04 22:25:25,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 22:25:25,275 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-04 22:25:25,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 22:25:25,320 INFO L85 PathProgramCache]: Analyzing trace with hash -481338107, now seen corresponding path program 1 times [2024-05-04 22:25:25,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:25:25,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:25:25,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 22:25:25,331 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 22:25:25,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 22:25:25,436 INFO L85 PathProgramCache]: Analyzing trace with hash -1023767956, now seen corresponding path program 1 times [2024-05-04 22:25:25,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:25:25,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:25:25,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:25:25,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 22:25:25,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:25:25,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:25:25,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:25:25,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 22:25:25,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1425462051, now seen corresponding path program 2 times [2024-05-04 22:25:25,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:25:25,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:25:25,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 22:25:25,690 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 22:25:25,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 22:25:25,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-04 22:25:25,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-05-04 22:25:25,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:25:25,705 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 22:25:25,705 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.0) internal successors, (117), 10 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 22:25:25,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:25:25,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 22:25:25,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-04 22:25:25,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-04 22:25:25,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:25:26,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:25:26,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 22:25:26,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-04 22:25:26,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-04 22:25:26,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-04 22:25:26,340 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable9 [2024-05-04 22:25:26,340 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-04 22:25:26,341 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 22:25:26,342 INFO L85 PathProgramCache]: Analyzing trace with hash 36494207, now seen corresponding path program 3 times [2024-05-04 22:25:26,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 22:25:26,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382832025] [2024-05-04 22:25:26,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:25:26,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:25:26,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:25:26,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 22:25:26,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 22:25:26,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382832025] [2024-05-04 22:25:26,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382832025] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 22:25:26,609 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 22:25:26,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-04 22:25:26,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637390265] [2024-05-04 22:25:26,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 22:25:26,611 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-04 22:25:26,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 22:25:26,648 INFO L85 PathProgramCache]: Analyzing trace with hash -814078942, now seen corresponding path program 1 times [2024-05-04 22:25:26,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:25:26,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:25:26,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 22:25:26,668 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 22:25:26,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 22:25:26,721 INFO L85 PathProgramCache]: Analyzing trace with hash -645809176, now seen corresponding path program 1 times [2024-05-04 22:25:26,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:25:26,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:25:26,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 22:25:26,731 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 22:25:26,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 22:25:26,835 INFO L85 PathProgramCache]: Analyzing trace with hash -2147321079, now seen corresponding path program 1 times [2024-05-04 22:25:26,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:25:26,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:25:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:25:26,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 22:25:26,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:25:26,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:25:26,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:25:26,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 22:25:27,029 INFO L85 PathProgramCache]: Analyzing trace with hash -686480307, now seen corresponding path program 1 times [2024-05-04 22:25:27,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:25:27,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:25:27,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:25:27,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 22:25:27,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:25:27,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:25:27,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:25:27,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 22:25:27,256 INFO L85 PathProgramCache]: Analyzing trace with hash 1149427261, now seen corresponding path program 3 times [2024-05-04 22:25:27,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:25:27,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:25:27,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 22:25:27,269 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 22:25:27,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 22:25:27,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-04 22:25:27,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-05-04 22:25:27,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:25:27,281 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 22:25:27,282 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 14.272727272727273) internal successors, (157), 12 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 22:25:27,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:25:27,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 22:25:27,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-04 22:25:27,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-04 22:25:27,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-04 22:25:27,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:25:28,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:25:28,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 22:25:28,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-04 22:25:28,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-04 22:25:28,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-04 22:25:28,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-04 22:25:28,120 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-04 22:25:28,121 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-04 22:25:28,121 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-04 22:25:28,121 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-04 22:25:28,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-04 22:25:28,126 INFO L448 BasicCegarLoop]: Path program histogram: [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-04 22:25:28,130 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-04 22:25:28,130 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-04 22:25:28,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 10:25:28 BasicIcfg [2024-05-04 22:25:28,136 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-04 22:25:28,136 INFO L158 Benchmark]: Toolchain (without parser) took 7048.91ms. Allocated memory was 296.7MB in the beginning and 499.1MB in the end (delta: 202.4MB). Free memory was 225.3MB in the beginning and 415.6MB in the end (delta: -190.3MB). Peak memory consumption was 194.0MB. Max. memory is 8.0GB. [2024-05-04 22:25:28,137 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 296.7MB. Free memory is still 264.0MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-04 22:25:28,137 INFO L158 Benchmark]: CACSL2BoogieTranslator took 526.52ms. Allocated memory is still 296.7MB. Free memory was 225.0MB in the beginning and 204.5MB in the end (delta: 20.5MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2024-05-04 22:25:28,137 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.27ms. Allocated memory is still 296.7MB. Free memory was 204.5MB in the beginning and 202.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-04 22:25:28,137 INFO L158 Benchmark]: Boogie Preprocessor took 33.74ms. Allocated memory is still 296.7MB. Free memory was 202.3MB in the beginning and 200.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-04 22:25:28,138 INFO L158 Benchmark]: RCFGBuilder took 389.32ms. Allocated memory is still 296.7MB. Free memory was 200.9MB in the beginning and 253.0MB in the end (delta: -52.1MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2024-05-04 22:25:28,138 INFO L158 Benchmark]: TraceAbstraction took 6051.04ms. Allocated memory was 296.7MB in the beginning and 499.1MB in the end (delta: 202.4MB). Free memory was 251.6MB in the beginning and 415.6MB in the end (delta: -163.9MB). Peak memory consumption was 220.4MB. Max. memory is 8.0GB. [2024-05-04 22:25:28,142 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 296.7MB. Free memory is still 264.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 526.52ms. Allocated memory is still 296.7MB. Free memory was 225.0MB in the beginning and 204.5MB in the end (delta: 20.5MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 42.27ms. Allocated memory is still 296.7MB. Free memory was 204.5MB in the beginning and 202.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 33.74ms. Allocated memory is still 296.7MB. Free memory was 202.3MB in the beginning and 200.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 389.32ms. Allocated memory is still 296.7MB. Free memory was 200.9MB in the beginning and 253.0MB in the end (delta: -52.1MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * TraceAbstraction took 6051.04ms. Allocated memory was 296.7MB in the beginning and 499.1MB in the end (delta: 202.4MB). Free memory was 251.6MB in the beginning and 415.6MB in the end (delta: -163.9MB). Peak memory consumption was 220.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 79747, independent: 79061, independent conditional: 78983, independent unconditional: 78, dependent: 686, dependent conditional: 686, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 79642, independent: 79061, independent conditional: 78983, independent unconditional: 78, dependent: 581, dependent conditional: 581, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 79642, independent: 79061, independent conditional: 78983, independent unconditional: 78, dependent: 581, dependent conditional: 581, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 79642, independent: 79061, independent conditional: 78983, independent unconditional: 78, dependent: 581, dependent conditional: 581, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 82636, independent: 79061, independent conditional: 923, independent unconditional: 78138, dependent: 3575, dependent conditional: 1970, dependent unconditional: 1605, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 82636, independent: 79061, independent conditional: 523, independent unconditional: 78538, dependent: 3575, dependent conditional: 223, dependent unconditional: 3352, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 82636, independent: 79061, independent conditional: 523, independent unconditional: 78538, dependent: 3575, dependent conditional: 223, dependent unconditional: 3352, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 805, independent: 787, independent conditional: 56, independent unconditional: 731, dependent: 18, dependent conditional: 6, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 805, independent: 732, independent conditional: 0, independent unconditional: 732, dependent: 73, dependent conditional: 0, dependent unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 73, independent: 55, independent conditional: 51, independent unconditional: 4, dependent: 18, dependent conditional: 6, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, independent: 55, independent conditional: 51, independent unconditional: 4, dependent: 18, dependent conditional: 6, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 189, independent: 110, independent conditional: 103, independent unconditional: 7, dependent: 78, dependent conditional: 12, dependent unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 82636, independent: 78274, independent conditional: 467, independent unconditional: 77807, dependent: 3557, dependent conditional: 217, dependent unconditional: 3340, unknown: 805, unknown conditional: 62, unknown unconditional: 743] , Statistics on independence cache: Total cache size (in pairs): 805, Positive cache size: 787, Positive conditional cache size: 56, Positive unconditional cache size: 731, Negative cache size: 18, Negative conditional cache size: 6, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2147, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 82636, independent: 79061, independent conditional: 923, independent unconditional: 78138, dependent: 3575, dependent conditional: 1970, dependent unconditional: 1605, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 82636, independent: 79061, independent conditional: 523, independent unconditional: 78538, dependent: 3575, dependent conditional: 223, dependent unconditional: 3352, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 82636, independent: 79061, independent conditional: 523, independent unconditional: 78538, dependent: 3575, dependent conditional: 223, dependent unconditional: 3352, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 805, independent: 787, independent conditional: 56, independent unconditional: 731, dependent: 18, dependent conditional: 6, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 805, independent: 732, independent conditional: 0, independent unconditional: 732, dependent: 73, dependent conditional: 0, dependent unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 73, independent: 55, independent conditional: 51, independent unconditional: 4, dependent: 18, dependent conditional: 6, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, independent: 55, independent conditional: 51, independent unconditional: 4, dependent: 18, dependent conditional: 6, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 189, independent: 110, independent conditional: 103, independent unconditional: 7, dependent: 78, dependent conditional: 12, dependent unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 82636, independent: 78274, independent conditional: 467, independent unconditional: 77807, dependent: 3557, dependent conditional: 217, dependent unconditional: 3340, unknown: 805, unknown conditional: 62, unknown unconditional: 743] , Statistics on independence cache: Total cache size (in pairs): 805, Positive cache size: 787, Positive conditional cache size: 56, Positive unconditional cache size: 731, Negative cache size: 18, Negative conditional cache size: 6, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2147 ], Independence queries for same thread: 105 - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 119 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 5.9s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 2.6s, 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: 60, 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, 1.4s InterpolantComputationTime, 414 NumberOfCodeBlocks, 414 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 408 ConstructedInterpolants, 0 QuantifiedInterpolants, 1338 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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, ConditionalCommutativityCheckTime: 1.3s, ConditionalCommutativityIAIntegrations: 3, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 9, ConditionalCommutativityTraceChecks: 9, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-04 22:25:28,163 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-05-04 22:25:28,363 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...