/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/safe002_tso.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-04 22:24:14,457 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-04 22:24:14,525 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-04 22:24:14,529 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-04 22:24:14,530 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-04 22:24:14,554 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-04 22:24:14,555 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-04 22:24:14,555 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-04 22:24:14,555 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-04 22:24:14,558 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-04 22:24:14,559 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-04 22:24:14,559 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-04 22:24:14,559 INFO L153 SettingsManager]: * Use SBE=true [2024-05-04 22:24:14,560 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-04 22:24:14,560 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-04 22:24:14,560 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-04 22:24:14,561 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-04 22:24:14,561 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-04 22:24:14,561 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-04 22:24:14,561 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-04 22:24:14,561 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-04 22:24:14,561 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-04 22:24:14,562 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-04 22:24:14,562 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-04 22:24:14,562 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-04 22:24:14,562 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-04 22:24:14,562 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-04 22:24:14,562 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-04 22:24:14,563 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-04 22:24:14,563 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-04 22:24:14,564 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-04 22:24:14,564 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-04 22:24:14,564 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-04 22:24:14,564 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-04 22:24:14,564 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-04 22:24:14,564 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-04 22:24:14,564 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-04 22:24:14,565 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-04 22:24:14,565 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-04 22:24:14,565 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-05-04 22:24:14,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-04 22:24:14,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-04 22:24:14,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-04 22:24:14,777 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-04 22:24:14,777 INFO L274 PluginConnector]: CDTParser initialized [2024-05-04 22:24:14,778 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe002_tso.i [2024-05-04 22:24:15,803 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-04 22:24:16,006 INFO L384 CDTParser]: Found 1 translation units. [2024-05-04 22:24:16,007 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe002_tso.i [2024-05-04 22:24:16,017 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e943f354d/543c889e23c043c5be70adb518e35fd1/FLAG297eeafb3 [2024-05-04 22:24:16,027 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e943f354d/543c889e23c043c5be70adb518e35fd1 [2024-05-04 22:24:16,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-04 22:24:16,030 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-04 22:24:16,030 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-04 22:24:16,030 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-04 22:24:16,035 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-04 22:24:16,036 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 10:24:16" (1/1) ... [2024-05-04 22:24:16,036 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67d3b000 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:24:16, skipping insertion in model container [2024-05-04 22:24:16,036 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 10:24:16" (1/1) ... [2024-05-04 22:24:16,062 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-04 22:24:16,201 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/safe002_tso.i[945,958] [2024-05-04 22:24:16,343 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-04 22:24:16,352 INFO L202 MainTranslator]: Completed pre-run [2024-05-04 22:24:16,390 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/safe002_tso.i[945,958] [2024-05-04 22:24:16,452 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-04 22:24:16,480 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-04 22:24:16,480 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-04 22:24:16,486 INFO L206 MainTranslator]: Completed translation [2024-05-04 22:24:16,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:24:16 WrapperNode [2024-05-04 22:24:16,487 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-04 22:24:16,488 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-04 22:24:16,488 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-04 22:24:16,488 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-04 22:24:16,493 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:24:16" (1/1) ... [2024-05-04 22:24:16,518 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:24:16" (1/1) ... [2024-05-04 22:24:16,537 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2024-05-04 22:24:16,538 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-04 22:24:16,538 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-04 22:24:16,538 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-04 22:24:16,538 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-04 22:24:16,551 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:24:16" (1/1) ... [2024-05-04 22:24:16,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:24:16" (1/1) ... [2024-05-04 22:24:16,566 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:24:16" (1/1) ... [2024-05-04 22:24:16,566 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:24:16" (1/1) ... [2024-05-04 22:24:16,569 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:24:16" (1/1) ... [2024-05-04 22:24:16,571 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:24:16" (1/1) ... [2024-05-04 22:24:16,572 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:24:16" (1/1) ... [2024-05-04 22:24:16,573 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:24:16" (1/1) ... [2024-05-04 22:24:16,574 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-04 22:24:16,575 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-04 22:24:16,575 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-04 22:24:16,575 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-04 22:24:16,576 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:24:16" (1/1) ... [2024-05-04 22:24:16,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-04 22:24:16,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 22:24:16,624 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 22:24:16,640 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 22:24:16,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-04 22:24:16,666 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-04 22:24:16,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-04 22:24:16,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-04 22:24:16,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-04 22:24:16,667 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-04 22:24:16,667 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-04 22:24:16,667 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-04 22:24:16,667 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-04 22:24:16,668 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-04 22:24:16,669 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-04 22:24:16,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-04 22:24:16,669 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-04 22:24:16,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-04 22:24:16,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-04 22:24:16,670 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 22:24:16,789 INFO L241 CfgBuilder]: Building ICFG [2024-05-04 22:24:16,792 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-04 22:24:16,966 INFO L282 CfgBuilder]: Performing block encoding [2024-05-04 22:24:16,974 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-04 22:24:16,974 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-04 22:24:16,975 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 10:24:16 BoogieIcfgContainer [2024-05-04 22:24:16,976 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-04 22:24:16,977 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-04 22:24:16,978 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-04 22:24:16,980 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-04 22:24:16,980 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 10:24:16" (1/3) ... [2024-05-04 22:24:16,980 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22abe857 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 10:24:16, skipping insertion in model container [2024-05-04 22:24:16,980 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:24:16" (2/3) ... [2024-05-04 22:24:16,981 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22abe857 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 10:24:16, skipping insertion in model container [2024-05-04 22:24:16,981 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 10:24:16" (3/3) ... [2024-05-04 22:24:16,982 INFO L112 eAbstractionObserver]: Analyzing ICFG safe002_tso.i [2024-05-04 22:24:16,987 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-04 22:24:16,994 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-04 22:24:16,995 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-04 22:24:16,995 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-04 22:24:17,027 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-04 22:24:17,061 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-04 22:24:17,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-04 22:24:17,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 22:24:17,063 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 22:24:17,064 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 22:24:17,109 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-04 22:24:17,118 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 22:24:17,119 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-04 22:24:17,129 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;@6e744400, 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 22:24:17,132 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-04 22:24:17,191 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 22:24:17,194 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 22:24:17,194 INFO L85 PathProgramCache]: Analyzing trace with hash 1765759485, now seen corresponding path program 1 times [2024-05-04 22:24:17,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 22:24:17,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508915622] [2024-05-04 22:24:17,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:24:17,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:24:17,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:24:17,431 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 22:24:17,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 22:24:17,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508915622] [2024-05-04 22:24:17,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508915622] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 22:24:17,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 22:24:17,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-04 22:24:17,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250886163] [2024-05-04 22:24:17,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 22:24:17,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-04 22:24:17,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 22:24:17,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-04 22:24:17,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-04 22:24:17,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:24:17,474 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 22:24:17,475 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 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 22:24:17,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:24:17,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:24:17,516 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-04 22:24:17,517 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 22:24:17,517 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 22:24:17,518 INFO L85 PathProgramCache]: Analyzing trace with hash 1974142207, now seen corresponding path program 1 times [2024-05-04 22:24:17,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 22:24:17,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188475958] [2024-05-04 22:24:17,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:24:17,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:24:17,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:24:17,975 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 22:24:17,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 22:24:17,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188475958] [2024-05-04 22:24:17,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1188475958] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 22:24:17,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 22:24:17,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-04 22:24:17,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306852510] [2024-05-04 22:24:17,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 22:24:17,977 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-04 22:24:17,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 22:24:17,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-04 22:24:17,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-04 22:24:17,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:24:17,984 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 22:24:17,985 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 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 22:24:17,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:24:17,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:24:18,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:24:18,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 22:24:18,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-04 22:24:18,181 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 22:24:18,181 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 22:24:18,181 INFO L85 PathProgramCache]: Analyzing trace with hash -380069440, now seen corresponding path program 1 times [2024-05-04 22:24:18,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 22:24:18,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531361078] [2024-05-04 22:24:18,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:24:18,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:24:18,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:24:18,368 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 22:24:18,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 22:24:18,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531361078] [2024-05-04 22:24:18,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531361078] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 22:24:18,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 22:24:18,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-04 22:24:18,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999575759] [2024-05-04 22:24:18,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 22:24:18,369 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-04 22:24:18,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 22:24:18,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-04 22:24:18,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-05-04 22:24:18,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:24:18,383 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 22:24:18,383 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 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 22:24:18,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:24:18,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 22:24:18,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:24:18,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:24:18,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 22:24:18,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-04 22:24:18,506 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-04 22:24:18,507 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 22:24:18,507 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 22:24:18,508 INFO L85 PathProgramCache]: Analyzing trace with hash 1987989425, now seen corresponding path program 1 times [2024-05-04 22:24:18,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 22:24:18,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600708699] [2024-05-04 22:24:18,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:24:18,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:24:18,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:24:18,727 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 22:24:18,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 22:24:18,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600708699] [2024-05-04 22:24:18,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600708699] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 22:24:18,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 22:24:18,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-04 22:24:18,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709893803] [2024-05-04 22:24:18,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 22:24:18,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-04 22:24:18,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 22:24:18,932 INFO L85 PathProgramCache]: Analyzing trace with hash -283309863, now seen corresponding path program 1 times [2024-05-04 22:24:18,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:24:18,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:24:18,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 22:24:18,953 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 22:24:18,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 22:24:18,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-04 22:24:18,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-04 22:24:18,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:24:18,990 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 22:24:18,990 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 states have internal predecessors, (70), 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 22:24:18,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:24:18,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 22:24:18,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-04 22:24:18,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:24:19,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:24:19,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-04 22:24:19,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-04 22:24:19,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-04 22:24:19,634 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3 [2024-05-04 22:24:19,634 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 22:24:19,635 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 22:24:19,635 INFO L85 PathProgramCache]: Analyzing trace with hash -767146703, now seen corresponding path program 2 times [2024-05-04 22:24:19,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 22:24:19,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026163715] [2024-05-04 22:24:19,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:24:19,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:24:19,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:24:19,775 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 22:24:19,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 22:24:19,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026163715] [2024-05-04 22:24:19,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026163715] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 22:24:19,775 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 22:24:19,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-04 22:24:19,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680406558] [2024-05-04 22:24:19,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 22:24:19,776 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-04 22:24:19,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 22:24:19,811 INFO L85 PathProgramCache]: Analyzing trace with hash -2093823292, now seen corresponding path program 1 times [2024-05-04 22:24:19,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:24:19,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:24:19,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 22:24:19,819 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 22:24:19,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 22:24:19,862 INFO L85 PathProgramCache]: Analyzing trace with hash -484012421, now seen corresponding path program 1 times [2024-05-04 22:24:19,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:24:19,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:24:19,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 22:24:19,870 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 22:24:19,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 22:24:19,966 INFO L85 PathProgramCache]: Analyzing trace with hash -1202773918, now seen corresponding path program 1 times [2024-05-04 22:24:19,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:24:19,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:24:19,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:24:20,049 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 22:24:20,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:24:20,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:24:20,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:24:20,076 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 22:24:20,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1859069929, now seen corresponding path program 1 times [2024-05-04 22:24:20,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:24:20,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:24:20,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:24:20,217 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 22:24:20,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:24:20,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:24:20,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:24:20,247 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 22:24:20,348 INFO L85 PathProgramCache]: Analyzing trace with hash -1575435431, now seen corresponding path program 2 times [2024-05-04 22:24:20,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:24:20,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:24:20,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 22:24:20,356 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 22:24:20,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 22:24:20,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-04 22:24:20,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2024-05-04 22:24:20,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:24:20,366 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 22:24:20,367 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 14.090909090909092) internal successors, (155), 12 states have internal predecessors, (155), 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 22:24:20,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:24:20,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-04 22:24:20,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-04 22:24:20,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-04 22:24:20,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:24:20,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:24:20,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-04 22:24:20,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-04 22:24:20,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-04 22:24:20,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 22:24:20,912 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9 [2024-05-04 22:24:20,912 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 22:24:20,913 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 22:24:20,913 INFO L85 PathProgramCache]: Analyzing trace with hash -1555204803, now seen corresponding path program 3 times [2024-05-04 22:24:20,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 22:24:20,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991426337] [2024-05-04 22:24:20,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:24:20,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:24:20,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:24:21,065 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 22:24:21,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 22:24:21,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991426337] [2024-05-04 22:24:21,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [991426337] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 22:24:21,066 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 22:24:21,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-04 22:24:21,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160204688] [2024-05-04 22:24:21,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 22:24:21,070 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-04 22:24:21,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 22:24:21,116 INFO L85 PathProgramCache]: Analyzing trace with hash -2095595406, now seen corresponding path program 1 times [2024-05-04 22:24:21,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:24:21,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:24:21,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 22:24:21,124 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 22:24:21,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 22:24:21,195 INFO L85 PathProgramCache]: Analyzing trace with hash -1210548519, now seen corresponding path program 1 times [2024-05-04 22:24:21,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:24:21,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:24:21,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:24:21,224 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 22:24:21,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:24:21,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:24:21,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:24:21,248 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 22:24:21,299 INFO L85 PathProgramCache]: Analyzing trace with hash 10894173, now seen corresponding path program 2 times [2024-05-04 22:24:21,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:24:21,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:24:21,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:24:21,337 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 22:24:21,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:24:21,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:24:21,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 22:24:21,364 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 22:24:21,415 INFO L85 PathProgramCache]: Analyzing trace with hash -2104427315, now seen corresponding path program 3 times [2024-05-04 22:24:21,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 22:24:21,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 22:24:21,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 22:24:21,423 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 22:24:21,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 22:24:21,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-05-04 22:24:21,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2024-05-04 22:24:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:24:21,432 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 22:24:21,432 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.4) internal successors, (154), 11 states have internal predecessors, (154), 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 22:24:21,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:24:21,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-04 22:24:21,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-04 22:24:21,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-04 22:24:21,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 22:24:21,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:24:22,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 22:24:22,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-04 22:24:22,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-04 22:24:22,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-04 22:24:22,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 22:24:22,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-04 22:24:22,098 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-04 22:24:22,098 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-04 22:24:22,098 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-04 22:24:22,098 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-04 22:24:22,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-04 22:24:22,102 INFO L448 BasicCegarLoop]: Path program histogram: [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-04 22:24:22,103 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-04 22:24:22,103 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-04 22:24:22,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 10:24:22 BasicIcfg [2024-05-04 22:24:22,106 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-04 22:24:22,106 INFO L158 Benchmark]: Toolchain (without parser) took 6076.73ms. Allocated memory was 249.6MB in the beginning and 446.7MB in the end (delta: 197.1MB). Free memory was 180.2MB in the beginning and 372.6MB in the end (delta: -192.4MB). Peak memory consumption was 237.9MB. Max. memory is 8.0GB. [2024-05-04 22:24:22,106 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 170.9MB. Free memory is still 138.8MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-04 22:24:22,107 INFO L158 Benchmark]: CACSL2BoogieTranslator took 456.64ms. Allocated memory is still 249.6MB. Free memory was 180.0MB in the beginning and 213.7MB in the end (delta: -33.7MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2024-05-04 22:24:22,107 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.72ms. Allocated memory is still 249.6MB. Free memory was 213.7MB in the beginning and 211.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-04 22:24:22,107 INFO L158 Benchmark]: Boogie Preprocessor took 36.05ms. Allocated memory is still 249.6MB. Free memory was 211.6MB in the beginning and 210.5MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-04 22:24:22,107 INFO L158 Benchmark]: RCFGBuilder took 400.83ms. Allocated memory is still 249.6MB. Free memory was 210.5MB in the beginning and 195.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2024-05-04 22:24:22,107 INFO L158 Benchmark]: TraceAbstraction took 5128.49ms. Allocated memory was 249.6MB in the beginning and 446.7MB in the end (delta: 197.1MB). Free memory was 194.8MB in the beginning and 372.6MB in the end (delta: -177.8MB). Peak memory consumption was 253.1MB. Max. memory is 8.0GB. [2024-05-04 22:24:22,108 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 170.9MB. Free memory is still 138.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 456.64ms. Allocated memory is still 249.6MB. Free memory was 180.0MB in the beginning and 213.7MB in the end (delta: -33.7MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 49.72ms. Allocated memory is still 249.6MB. Free memory was 213.7MB in the beginning and 211.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 36.05ms. Allocated memory is still 249.6MB. Free memory was 211.6MB in the beginning and 210.5MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 400.83ms. Allocated memory is still 249.6MB. Free memory was 210.5MB in the beginning and 195.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 5128.49ms. Allocated memory was 249.6MB in the beginning and 446.7MB in the end (delta: 197.1MB). Free memory was 194.8MB in the beginning and 372.6MB in the end (delta: -177.8MB). Peak memory consumption was 253.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 109270, independent: 108172, independent conditional: 108094, independent unconditional: 78, dependent: 1098, dependent conditional: 1098, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 109138, independent: 108172, independent conditional: 108094, independent unconditional: 78, dependent: 966, dependent conditional: 966, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 109138, independent: 108172, independent conditional: 108094, independent unconditional: 78, dependent: 966, dependent conditional: 966, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 109138, independent: 108172, independent conditional: 108094, independent unconditional: 78, dependent: 966, dependent conditional: 966, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 114045, independent: 108172, independent conditional: 1106, independent unconditional: 107066, dependent: 5873, dependent conditional: 3324, dependent unconditional: 2549, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 114045, independent: 108172, independent conditional: 708, independent unconditional: 107464, dependent: 5873, dependent conditional: 766, dependent unconditional: 5107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 114045, independent: 108172, independent conditional: 708, independent unconditional: 107464, dependent: 5873, dependent conditional: 766, dependent unconditional: 5107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 852, independent: 821, independent conditional: 62, independent unconditional: 759, dependent: 31, dependent conditional: 16, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 852, independent: 768, independent conditional: 0, independent unconditional: 768, dependent: 84, dependent conditional: 0, dependent unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 84, independent: 53, independent conditional: 49, independent unconditional: 4, dependent: 31, dependent conditional: 16, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 84, independent: 53, independent conditional: 49, independent unconditional: 4, dependent: 31, dependent conditional: 16, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 160, independent: 61, independent conditional: 57, independent unconditional: 4, dependent: 98, dependent conditional: 27, dependent unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 114045, independent: 107351, independent conditional: 646, independent unconditional: 106705, dependent: 5842, dependent conditional: 750, dependent unconditional: 5092, unknown: 852, unknown conditional: 78, unknown unconditional: 774] , Statistics on independence cache: Total cache size (in pairs): 852, Positive cache size: 821, Positive conditional cache size: 62, Positive unconditional cache size: 759, Negative cache size: 31, Negative conditional cache size: 16, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2956, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 114045, independent: 108172, independent conditional: 1106, independent unconditional: 107066, dependent: 5873, dependent conditional: 3324, dependent unconditional: 2549, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 114045, independent: 108172, independent conditional: 708, independent unconditional: 107464, dependent: 5873, dependent conditional: 766, dependent unconditional: 5107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 114045, independent: 108172, independent conditional: 708, independent unconditional: 107464, dependent: 5873, dependent conditional: 766, dependent unconditional: 5107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 852, independent: 821, independent conditional: 62, independent unconditional: 759, dependent: 31, dependent conditional: 16, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 852, independent: 768, independent conditional: 0, independent unconditional: 768, dependent: 84, dependent conditional: 0, dependent unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 84, independent: 53, independent conditional: 49, independent unconditional: 4, dependent: 31, dependent conditional: 16, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 84, independent: 53, independent conditional: 49, independent unconditional: 4, dependent: 31, dependent conditional: 16, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 160, independent: 61, independent conditional: 57, independent unconditional: 4, dependent: 98, dependent conditional: 27, dependent unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 114045, independent: 107351, independent conditional: 646, independent unconditional: 106705, dependent: 5842, dependent conditional: 750, dependent unconditional: 5092, unknown: 852, unknown conditional: 78, unknown unconditional: 774] , Statistics on independence cache: Total cache size (in pairs): 852, Positive cache size: 821, Positive conditional cache size: 62, Positive unconditional cache size: 759, Negative cache size: 31, Negative conditional cache size: 16, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2956 ], Independence queries for same thread: 132 - 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, 118 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 5.0s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 3, 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: 66, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 408 NumberOfCodeBlocks, 408 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 402 ConstructedInterpolants, 0 QuantifiedInterpolants, 1580 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: 1.2s, ConditionalCommutativityIAIntegrations: 4, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 11, ConditionalCommutativityTraceChecks: 10, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-04 22:24:22,124 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 22:24:22,323 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...