/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 LOOP -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi003_tso.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-05 09:02:13,225 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-05 09:02:13,288 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-05 09:02:13,294 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-05 09:02:13,295 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-05 09:02:13,328 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-05 09:02:13,329 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-05 09:02:13,329 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-05 09:02:13,329 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-05 09:02:13,333 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-05 09:02:13,334 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-05 09:02:13,334 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-05 09:02:13,334 INFO L153 SettingsManager]: * Use SBE=true [2024-05-05 09:02:13,336 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-05 09:02:13,336 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-05 09:02:13,336 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-05 09:02:13,337 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-05 09:02:13,337 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-05 09:02:13,337 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-05 09:02:13,337 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-05 09:02:13,337 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-05 09:02:13,338 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-05 09:02:13,338 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-05 09:02:13,338 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-05 09:02:13,339 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-05 09:02:13,339 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-05 09:02:13,339 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-05 09:02:13,339 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-05 09:02:13,339 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-05 09:02:13,340 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 09:02:13,341 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-05 09:02:13,341 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-05 09:02:13,341 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-05 09:02:13,341 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-05 09:02:13,342 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-05 09:02:13,342 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-05 09:02:13,342 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-05 09:02:13,342 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-05 09:02:13,342 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-05 09:02:13,342 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> LOOP [2024-05-05 09:02:13,643 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-05 09:02:13,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-05 09:02:13,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-05 09:02:13,674 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-05 09:02:13,675 INFO L274 PluginConnector]: CDTParser initialized [2024-05-05 09:02:13,676 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi003_tso.i [2024-05-05 09:02:14,888 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-05 09:02:15,151 INFO L384 CDTParser]: Found 1 translation units. [2024-05-05 09:02:15,152 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi003_tso.i [2024-05-05 09:02:15,178 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/22913c560/1d4516b3108140d18cc9d471672d9b0d/FLAG03f65b7ae [2024-05-05 09:02:15,190 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/22913c560/1d4516b3108140d18cc9d471672d9b0d [2024-05-05 09:02:15,192 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-05 09:02:15,193 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-05 09:02:15,195 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-05 09:02:15,195 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-05 09:02:15,199 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-05 09:02:15,200 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 09:02:15" (1/1) ... [2024-05-05 09:02:15,201 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4354cafe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:02:15, skipping insertion in model container [2024-05-05 09:02:15,201 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 09:02:15" (1/1) ... [2024-05-05 09:02:15,253 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-05 09:02:15,397 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/rfi003_tso.i[944,957] [2024-05-05 09:02:15,618 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 09:02:15,633 INFO L202 MainTranslator]: Completed pre-run [2024-05-05 09:02:15,645 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/rfi003_tso.i[944,957] [2024-05-05 09:02:15,708 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 09:02:15,737 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 09:02:15,738 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 09:02:15,745 INFO L206 MainTranslator]: Completed translation [2024-05-05 09:02:15,747 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:02:15 WrapperNode [2024-05-05 09:02:15,747 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-05 09:02:15,748 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-05 09:02:15,749 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-05 09:02:15,749 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-05 09:02:15,755 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:02:15" (1/1) ... [2024-05-05 09:02:15,789 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:02:15" (1/1) ... [2024-05-05 09:02:15,819 INFO L138 Inliner]: procedures = 175, calls = 47, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 170 [2024-05-05 09:02:15,820 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-05 09:02:15,821 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-05 09:02:15,821 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-05 09:02:15,821 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-05 09:02:15,849 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:02:15" (1/1) ... [2024-05-05 09:02:15,849 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:02:15" (1/1) ... [2024-05-05 09:02:15,852 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:02:15" (1/1) ... [2024-05-05 09:02:15,852 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:02:15" (1/1) ... [2024-05-05 09:02:15,863 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:02:15" (1/1) ... [2024-05-05 09:02:15,865 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:02:15" (1/1) ... [2024-05-05 09:02:15,884 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:02:15" (1/1) ... [2024-05-05 09:02:15,886 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:02:15" (1/1) ... [2024-05-05 09:02:15,890 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-05 09:02:15,891 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-05 09:02:15,891 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-05 09:02:15,891 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-05 09:02:15,893 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:02:15" (1/1) ... [2024-05-05 09:02:15,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 09:02:15,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 09:02:15,925 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) [2024-05-05 09:02:15,932 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 [2024-05-05 09:02:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-05 09:02:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-05 09:02:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-05 09:02:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-05 09:02:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-05 09:02:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-05 09:02:15,967 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-05 09:02:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-05 09:02:15,967 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-05 09:02:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-05 09:02:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-05 09:02:15,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-05 09:02:15,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-05 09:02:15,969 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-05 09:02:16,081 INFO L241 CfgBuilder]: Building ICFG [2024-05-05 09:02:16,084 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-05 09:02:16,499 INFO L282 CfgBuilder]: Performing block encoding [2024-05-05 09:02:16,654 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-05 09:02:16,654 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-05 09:02:16,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 09:02:16 BoogieIcfgContainer [2024-05-05 09:02:16,656 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-05 09:02:16,661 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-05 09:02:16,661 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-05 09:02:16,664 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-05 09:02:16,664 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.05 09:02:15" (1/3) ... [2024-05-05 09:02:16,665 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a97776b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 09:02:16, skipping insertion in model container [2024-05-05 09:02:16,665 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:02:15" (2/3) ... [2024-05-05 09:02:16,665 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a97776b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 09:02:16, skipping insertion in model container [2024-05-05 09:02:16,665 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 09:02:16" (3/3) ... [2024-05-05 09:02:16,666 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi003_tso.i [2024-05-05 09:02:16,675 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-05 09:02:16,685 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-05 09:02:16,686 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-05-05 09:02:16,686 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-05 09:02:16,734 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-05 09:02:16,781 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-05 09:02:16,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-05 09:02:16,782 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 09:02:16,784 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) [2024-05-05 09:02:16,800 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 [2024-05-05 09:02:16,829 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-05 09:02:16,840 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 09:02:16,842 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-05 09:02:16,848 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;@3de86b74, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=LOOP, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-05 09:02:16,848 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-05-05 09:02:16,879 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-05 09:02:16,880 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 09:02:16,880 INFO L85 PathProgramCache]: Analyzing trace with hash -213477164, now seen corresponding path program 1 times [2024-05-05 09:02:16,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 09:02:16,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29934056] [2024-05-05 09:02:16,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 09:02:16,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 09:02:17,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 09:02:17,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 09:02:17,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 09:02:17,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29934056] [2024-05-05 09:02:17,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29934056] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 09:02:17,361 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 09:02:17,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-05 09:02:17,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120888171] [2024-05-05 09:02:17,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 09:02:17,397 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-05 09:02:17,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 09:02:17,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-05 09:02:17,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-05 09:02:17,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:02:17,482 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 09:02:17,487 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 23.5) internal successors, (47), 3 states have internal predecessors, (47), 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) [2024-05-05 09:02:17,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:02:17,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-05 09:02:17,561 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-05 09:02:17,561 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-05 09:02:17,561 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 09:02:17,562 INFO L85 PathProgramCache]: Analyzing trace with hash 148362271, now seen corresponding path program 1 times [2024-05-05 09:02:17,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 09:02:17,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479557071] [2024-05-05 09:02:17,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 09:02:17,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 09:02:17,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 09:02:19,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 09:02:19,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 09:02:19,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479557071] [2024-05-05 09:02:19,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479557071] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 09:02:19,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 09:02:19,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-05-05 09:02:19,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037270315] [2024-05-05 09:02:19,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 09:02:19,217 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-05-05 09:02:19,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 09:02:19,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-05-05 09:02:19,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2024-05-05 09:02:19,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:02:19,235 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 09:02:19,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.3076923076923075) internal successors, (69), 13 states have internal predecessors, (69), 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) [2024-05-05 09:02:19,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-05 09:02:19,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:02:19,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-05 09:02:19,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 09:02:19,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-05 09:02:19,662 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-05 09:02:19,663 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 09:02:19,663 INFO L85 PathProgramCache]: Analyzing trace with hash 48965728, now seen corresponding path program 1 times [2024-05-05 09:02:19,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 09:02:19,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658083992] [2024-05-05 09:02:19,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 09:02:19,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 09:02:19,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 09:02:19,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 09:02:19,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 09:02:19,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658083992] [2024-05-05 09:02:19,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658083992] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 09:02:19,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 09:02:19,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-05 09:02:19,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794075676] [2024-05-05 09:02:19,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 09:02:19,986 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-05 09:02:19,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 09:02:20,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-05 09:02:20,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-05 09:02:20,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:02:20,020 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 09:02:20,020 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) [2024-05-05 09:02:20,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-05 09:02:20,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-05 09:02:20,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:02:20,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-05 09:02:20,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 09:02:20,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-05 09:02:20,196 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-05 09:02:20,196 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-05 09:02:20,197 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 09:02:20,197 INFO L85 PathProgramCache]: Analyzing trace with hash -244766558, now seen corresponding path program 1 times [2024-05-05 09:02:20,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 09:02:20,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504258186] [2024-05-05 09:02:20,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 09:02:20,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 09:02:20,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 09:02:20,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 09:02:20,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 09:02:20,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504258186] [2024-05-05 09:02:20,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504258186] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 09:02:20,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 09:02:20,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-05 09:02:20,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719886835] [2024-05-05 09:02:20,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 09:02:20,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-05 09:02:20,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 09:02:20,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-05 09:02:20,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-05 09:02:20,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:02:20,649 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 09:02:20,649 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 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) [2024-05-05 09:02:20,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-05 09:02:20,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-05 09:02:20,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-05 09:02:20,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:02:21,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-05 09:02:21,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 09:02:21,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 09:02:21,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 09:02:21,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-05 09:02:21,235 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-05 09:02:21,235 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 09:02:21,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1061929314, now seen corresponding path program 2 times [2024-05-05 09:02:21,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 09:02:21,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898370907] [2024-05-05 09:02:21,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 09:02:21,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 09:02:21,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 09:02:24,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 09:02:24,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 09:02:24,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898370907] [2024-05-05 09:02:24,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898370907] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 09:02:24,037 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 09:02:24,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2024-05-05 09:02:24,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528962995] [2024-05-05 09:02:24,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 09:02:24,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-05-05 09:02:24,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 09:02:24,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-05-05 09:02:24,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2024-05-05 09:02:24,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:02:24,099 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 09:02:24,099 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 4.166666666666667) internal successors, (75), 18 states have internal predecessors, (75), 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) [2024-05-05 09:02:24,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-05 09:02:24,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-05 09:02:24,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-05 09:02:24,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 09:02:24,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:02:25,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-05 09:02:25,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 09:02:25,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 09:02:25,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 09:02:25,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 09:02:25,087 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-05-05 09:02:25,087 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2024-05-05 09:02:25,087 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-05-05 09:02:25,088 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-05-05 09:02:25,088 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2024-05-05 09:02:25,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-05-05 09:02:25,097 INFO L448 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2024-05-05 09:02:25,101 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-05 09:02:25,101 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-05 09:02:25,105 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.05 09:02:25 BasicIcfg [2024-05-05 09:02:25,105 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-05 09:02:25,110 INFO L158 Benchmark]: Toolchain (without parser) took 9912.50ms. Allocated memory was 265.3MB in the beginning and 507.5MB in the end (delta: 242.2MB). Free memory was 197.4MB in the beginning and 358.2MB in the end (delta: -160.7MB). Peak memory consumption was 82.8MB. Max. memory is 8.0GB. [2024-05-05 09:02:25,110 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 265.3MB. Free memory is still 234.1MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-05 09:02:25,110 INFO L158 Benchmark]: CACSL2BoogieTranslator took 553.02ms. Allocated memory is still 265.3MB. Free memory was 197.4MB in the beginning and 171.6MB in the end (delta: 25.8MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. [2024-05-05 09:02:25,110 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.68ms. Allocated memory is still 265.3MB. Free memory was 171.6MB in the beginning and 168.1MB in the end (delta: 3.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-05-05 09:02:25,111 INFO L158 Benchmark]: Boogie Preprocessor took 69.31ms. Allocated memory is still 265.3MB. Free memory was 168.1MB in the beginning and 235.3MB in the end (delta: -67.2MB). Peak memory consumption was 7.8MB. Max. memory is 8.0GB. [2024-05-05 09:02:25,111 INFO L158 Benchmark]: RCFGBuilder took 765.80ms. Allocated memory is still 265.3MB. Free memory was 235.3MB in the beginning and 185.2MB in the end (delta: 50.1MB). Peak memory consumption was 49.3MB. Max. memory is 8.0GB. [2024-05-05 09:02:25,111 INFO L158 Benchmark]: TraceAbstraction took 8444.90ms. Allocated memory was 265.3MB in the beginning and 507.5MB in the end (delta: 242.2MB). Free memory was 184.1MB in the beginning and 358.2MB in the end (delta: -174.0MB). Peak memory consumption was 68.7MB. Max. memory is 8.0GB. [2024-05-05 09:02:25,112 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 265.3MB. Free memory is still 234.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 553.02ms. Allocated memory is still 265.3MB. Free memory was 197.4MB in the beginning and 171.6MB in the end (delta: 25.8MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 71.68ms. Allocated memory is still 265.3MB. Free memory was 171.6MB in the beginning and 168.1MB in the end (delta: 3.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 69.31ms. Allocated memory is still 265.3MB. Free memory was 168.1MB in the beginning and 235.3MB in the end (delta: -67.2MB). Peak memory consumption was 7.8MB. Max. memory is 8.0GB. * RCFGBuilder took 765.80ms. Allocated memory is still 265.3MB. Free memory was 235.3MB in the beginning and 185.2MB in the end (delta: 50.1MB). Peak memory consumption was 49.3MB. Max. memory is 8.0GB. * TraceAbstraction took 8444.90ms. Allocated memory was 265.3MB in the beginning and 507.5MB in the end (delta: 242.2MB). Free memory was 184.1MB in the beginning and 358.2MB in the end (delta: -174.0MB). Peak memory consumption was 68.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5626, independent: 5349, independent conditional: 5336, independent unconditional: 13, dependent: 277, dependent conditional: 277, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5572, independent: 5349, independent conditional: 5336, independent unconditional: 13, dependent: 223, dependent conditional: 223, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5572, independent: 5349, independent conditional: 5336, independent unconditional: 13, dependent: 223, dependent conditional: 223, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5572, independent: 5349, independent conditional: 5336, independent unconditional: 13, dependent: 223, dependent conditional: 223, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6664, independent: 5349, independent conditional: 348, independent unconditional: 5001, dependent: 1315, dependent conditional: 762, dependent unconditional: 553, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6664, independent: 5349, independent conditional: 191, independent unconditional: 5158, dependent: 1315, dependent conditional: 174, dependent unconditional: 1141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6664, independent: 5349, independent conditional: 191, independent unconditional: 5158, dependent: 1315, dependent conditional: 174, dependent unconditional: 1141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 498, independent: 458, independent conditional: 26, independent unconditional: 432, dependent: 40, dependent conditional: 20, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 498, independent: 445, independent conditional: 0, independent unconditional: 445, dependent: 53, dependent conditional: 0, dependent unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 53, independent: 13, independent conditional: 12, independent unconditional: 1, dependent: 40, dependent conditional: 20, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, independent: 13, independent conditional: 12, independent unconditional: 1, dependent: 40, dependent conditional: 20, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 458, independent: 84, independent conditional: 82, independent unconditional: 1, dependent: 374, dependent conditional: 206, dependent unconditional: 168, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 6664, independent: 4891, independent conditional: 165, independent unconditional: 4726, dependent: 1275, dependent conditional: 154, dependent unconditional: 1121, unknown: 498, unknown conditional: 46, unknown unconditional: 452] , Statistics on independence cache: Total cache size (in pairs): 498, Positive cache size: 458, Positive conditional cache size: 26, Positive unconditional cache size: 432, Negative cache size: 40, Negative conditional cache size: 20, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 745, Maximal queried relation: 4, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6664, independent: 5349, independent conditional: 348, independent unconditional: 5001, dependent: 1315, dependent conditional: 762, dependent unconditional: 553, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6664, independent: 5349, independent conditional: 191, independent unconditional: 5158, dependent: 1315, dependent conditional: 174, dependent unconditional: 1141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6664, independent: 5349, independent conditional: 191, independent unconditional: 5158, dependent: 1315, dependent conditional: 174, dependent unconditional: 1141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 498, independent: 458, independent conditional: 26, independent unconditional: 432, dependent: 40, dependent conditional: 20, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 498, independent: 445, independent conditional: 0, independent unconditional: 445, dependent: 53, dependent conditional: 0, dependent unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 53, independent: 13, independent conditional: 12, independent unconditional: 1, dependent: 40, dependent conditional: 20, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, independent: 13, independent conditional: 12, independent unconditional: 1, dependent: 40, dependent conditional: 20, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 458, independent: 84, independent conditional: 82, independent unconditional: 1, dependent: 374, dependent conditional: 206, dependent unconditional: 168, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 6664, independent: 4891, independent conditional: 165, independent unconditional: 4726, dependent: 1275, dependent conditional: 154, dependent unconditional: 1121, unknown: 498, unknown conditional: 46, unknown unconditional: 452] , Statistics on independence cache: Total cache size (in pairs): 498, Positive cache size: 458, Positive conditional cache size: 26, Positive unconditional cache size: 432, Negative cache size: 40, Negative conditional cache size: 20, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 745 ], Independence queries for same thread: 54 - 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 - 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 5 procedures, 116 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 8.3s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 2.3s, 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: 55, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 337 NumberOfCodeBlocks, 337 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 332 ConstructedInterpolants, 0 QuantifiedInterpolants, 2312 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, ConditionalCommutativityCheckTime: 0.1s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-05 09:02:25,129 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 [2024-05-05 09:02:25,338 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...