/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 DFS --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 50 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe010_tso.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-06 15:30:14,466 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 15:30:14,527 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 15:30:14,533 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 15:30:14,533 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 15:30:14,553 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 15:30:14,554 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 15:30:14,554 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 15:30:14,555 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 15:30:14,555 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 15:30:14,555 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 15:30:14,555 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 15:30:14,556 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 15:30:14,556 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 15:30:14,556 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 15:30:14,556 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 15:30:14,559 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 15:30:14,559 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 15:30:14,559 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 15:30:14,559 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 15:30:14,560 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 15:30:14,560 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 15:30:14,560 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 15:30:14,561 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 15:30:14,561 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 15:30:14,561 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 15:30:14,562 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 15:30:14,562 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 15:30:14,562 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 15:30:14,562 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 15:30:14,563 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 15:30:14,563 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 15:30:14,563 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 15:30:14,564 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 15:30:14,564 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 15:30:14,564 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 15:30:14,564 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 15:30:14,564 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 15:30:14,565 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 15:30:14,565 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 50 [2024-05-06 15:30:14,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 15:30:14,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 15:30:14,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 15:30:14,802 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 15:30:14,802 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 15:30:14,803 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe010_tso.i [2024-05-06 15:30:15,731 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 15:30:15,913 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 15:30:15,914 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe010_tso.i [2024-05-06 15:30:15,937 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/f816ab8a3/576ff66f8e0c4cd4a6fed71dfff8d68a/FLAG9abadf749 [2024-05-06 15:30:15,956 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/f816ab8a3/576ff66f8e0c4cd4a6fed71dfff8d68a [2024-05-06 15:30:15,958 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 15:30:15,959 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 15:30:15,960 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 15:30:15,960 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 15:30:15,966 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 15:30:15,967 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 03:30:15" (1/1) ... [2024-05-06 15:30:15,968 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c0b271f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:30:15, skipping insertion in model container [2024-05-06 15:30:15,968 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 03:30:15" (1/1) ... [2024-05-06 15:30:16,003 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 15:30:16,105 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/safe010_tso.i[945,958] [2024-05-06 15:30:16,201 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 15:30:16,209 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 15:30:16,217 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/safe010_tso.i[945,958] [2024-05-06 15:30:16,270 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 15:30:16,289 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 15:30:16,290 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 15:30:16,295 INFO L206 MainTranslator]: Completed translation [2024-05-06 15:30:16,296 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:30:16 WrapperNode [2024-05-06 15:30:16,296 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 15:30:16,296 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 15:30:16,297 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 15:30:16,297 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 15:30:16,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:30:16" (1/1) ... [2024-05-06 15:30:16,324 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:30:16" (1/1) ... [2024-05-06 15:30:16,339 INFO L138 Inliner]: procedures = 175, calls = 40, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 57 [2024-05-06 15:30:16,339 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 15:30:16,340 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 15:30:16,340 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 15:30:16,340 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 15:30:16,347 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:30:16" (1/1) ... [2024-05-06 15:30:16,347 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:30:16" (1/1) ... [2024-05-06 15:30:16,352 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:30:16" (1/1) ... [2024-05-06 15:30:16,352 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:30:16" (1/1) ... [2024-05-06 15:30:16,366 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:30:16" (1/1) ... [2024-05-06 15:30:16,367 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:30:16" (1/1) ... [2024-05-06 15:30:16,368 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:30:16" (1/1) ... [2024-05-06 15:30:16,369 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:30:16" (1/1) ... [2024-05-06 15:30:16,370 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 15:30:16,371 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 15:30:16,371 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 15:30:16,371 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 15:30:16,372 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:30:16" (1/1) ... [2024-05-06 15:30:16,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 15:30:16,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 15:30:16,403 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) [2024-05-06 15:30:16,424 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 [2024-05-06 15:30:16,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 15:30:16,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-06 15:30:16,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 15:30:16,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 15:30:16,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 15:30:16,457 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-06 15:30:16,457 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-06 15:30:16,458 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-06 15:30:16,458 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-06 15:30:16,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 15:30:16,459 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-06 15:30:16,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 15:30:16,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 15:30:16,460 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-06 15:30:16,558 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 15:30:16,560 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 15:30:16,668 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 15:30:16,675 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 15:30:16,676 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-06 15:30:16,677 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 03:30:16 BoogieIcfgContainer [2024-05-06 15:30:16,677 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 15:30:16,682 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 15:30:16,682 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 15:30:16,684 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 15:30:16,684 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 03:30:15" (1/3) ... [2024-05-06 15:30:16,685 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c18ca7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 03:30:16, skipping insertion in model container [2024-05-06 15:30:16,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:30:16" (2/3) ... [2024-05-06 15:30:16,685 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c18ca7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 03:30:16, skipping insertion in model container [2024-05-06 15:30:16,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 03:30:16" (3/3) ... [2024-05-06 15:30:16,686 INFO L112 eAbstractionObserver]: Analyzing ICFG safe010_tso.i [2024-05-06 15:30:16,691 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 15:30:16,700 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 15:30:16,700 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-06 15:30:16,701 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 15:30:16,742 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-06 15:30:16,780 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 15:30:16,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 15:30:16,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 15:30:16,783 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) [2024-05-06 15:30:16,789 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 [2024-05-06 15:30:16,818 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 15:30:16,834 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 15:30:16,836 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 15:30:16,842 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;@f50b365, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=50, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 15:30:16,842 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-05-06 15:30:16,896 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 15:30:16,899 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 15:30:16,899 INFO L85 PathProgramCache]: Analyzing trace with hash -374643672, now seen corresponding path program 1 times [2024-05-06 15:30:16,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 15:30:16,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187817376] [2024-05-06 15:30:16,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:30:16,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:30:17,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 15:30:17,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 15:30:17,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 15:30:17,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187817376] [2024-05-06 15:30:17,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1187817376] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 15:30:17,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 15:30:17,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 15:30:17,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108275744] [2024-05-06 15:30:17,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 15:30:17,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 15:30:17,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 15:30:17,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 15:30:17,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 15:30:17,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:30:17,216 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 15:30:17,217 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 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) [2024-05-06 15:30:17,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:30:17,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:30:17,234 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-06 15:30:17,234 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 15:30:17,234 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 15:30:17,234 INFO L85 PathProgramCache]: Analyzing trace with hash 1011288251, now seen corresponding path program 1 times [2024-05-06 15:30:17,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 15:30:17,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162392892] [2024-05-06 15:30:17,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:30:17,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:30:17,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 15:30:17,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 15:30:17,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 15:30:17,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162392892] [2024-05-06 15:30:17,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [162392892] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 15:30:17,525 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 15:30:17,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-06 15:30:17,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104213483] [2024-05-06 15:30:17,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 15:30:17,527 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-06 15:30:17,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 15:30:17,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 15:30:17,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-05-06 15:30:17,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:30:17,528 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 15:30:17,528 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 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) [2024-05-06 15:30:17,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:30:17,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:30:17,868 INFO L85 PathProgramCache]: Analyzing trace with hash 1853541383, now seen corresponding path program 1 times [2024-05-06 15:30:17,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:30:17,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:30:17,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:30:17,882 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:30:17,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:30:18,070 INFO L85 PathProgramCache]: Analyzing trace with hash 1239359148, now seen corresponding path program 1 times [2024-05-06 15:30:18,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:30:18,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:30:18,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:30:18,092 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:30:18,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:30:18,211 INFO L85 PathProgramCache]: Analyzing trace with hash -1799865338, now seen corresponding path program 1 times [2024-05-06 15:30:18,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:30:18,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:30:18,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:30:18,237 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:30:18,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:30:18,344 INFO L85 PathProgramCache]: Analyzing trace with hash -1364085239, now seen corresponding path program 1 times [2024-05-06 15:30:18,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:30:18,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:30:18,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 15:30:18,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 15:30:18,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:30:18,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:30:18,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 15:30:18,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 15:30:18,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-06 15:30:18,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-05-06 15:30:18,582 INFO L85 PathProgramCache]: Analyzing trace with hash 1853541383, now seen corresponding path program 2 times [2024-05-06 15:30:18,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:30:18,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:30:18,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:30:18,593 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:30:18,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:30:18,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1239359148, now seen corresponding path program 2 times [2024-05-06 15:30:18,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:30:18,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:30:18,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:30:18,707 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:30:18,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:30:18,797 INFO L85 PathProgramCache]: Analyzing trace with hash -1799865338, now seen corresponding path program 2 times [2024-05-06 15:30:18,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:30:18,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:30:18,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:30:18,809 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:30:18,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:30:19,851 INFO L85 PathProgramCache]: Analyzing trace with hash -1877185569, now seen corresponding path program 1 times [2024-05-06 15:30:19,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:30:19,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:30:19,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 15:30:19,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 15:30:19,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:30:19,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:30:19,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 15:30:20,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 15:30:20,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-06 15:30:20,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-05-06 15:30:20,138 INFO L85 PathProgramCache]: Analyzing trace with hash 1853541383, now seen corresponding path program 3 times [2024-05-06 15:30:20,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:30:20,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:30:20,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:30:20,151 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:30:20,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:30:20,239 INFO L85 PathProgramCache]: Analyzing trace with hash 1239359148, now seen corresponding path program 3 times [2024-05-06 15:30:20,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:30:20,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:30:20,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:30:20,246 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:30:20,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:30:20,317 INFO L85 PathProgramCache]: Analyzing trace with hash -1799865338, now seen corresponding path program 3 times [2024-05-06 15:30:20,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:30:20,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:30:20,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:30:20,325 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:30:20,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:30:21,076 INFO L85 PathProgramCache]: Analyzing trace with hash -2146947487, now seen corresponding path program 4 times [2024-05-06 15:30:21,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:30:21,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:30:21,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:30:21,084 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:30:21,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:30:21,159 INFO L85 PathProgramCache]: Analyzing trace with hash -484898382, now seen corresponding path program 4 times [2024-05-06 15:30:21,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:30:21,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:30:21,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:30:21,165 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:30:21,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:30:21,240 INFO L85 PathProgramCache]: Analyzing trace with hash -708378558, now seen corresponding path program 4 times [2024-05-06 15:30:21,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 15:30:21,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 15:30:21,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:30:21,249 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 15:30:21,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 15:30:21,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 15:30:21,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 15:30:21,472 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-05-06 15:30:21,472 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-05-06 15:30:21,472 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-05-06 15:30:21,472 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-06 15:30:21,476 INFO L448 BasicCegarLoop]: Path program histogram: [4, 4, 4, 1, 1, 1, 1] [2024-05-06 15:30:21,478 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-06 15:30:21,478 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-06 15:30:21,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 03:30:21 BasicIcfg [2024-05-06 15:30:21,481 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-06 15:30:21,481 INFO L158 Benchmark]: Toolchain (without parser) took 5522.39ms. Allocated memory was 173.0MB in the beginning and 359.7MB in the end (delta: 186.6MB). Free memory was 103.1MB in the beginning and 124.6MB in the end (delta: -21.5MB). Peak memory consumption was 166.6MB. Max. memory is 8.0GB. [2024-05-06 15:30:21,481 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 173.0MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-06 15:30:21,482 INFO L158 Benchmark]: CACSL2BoogieTranslator took 336.18ms. Allocated memory was 173.0MB in the beginning and 288.4MB in the end (delta: 115.3MB). Free memory was 103.0MB in the beginning and 251.7MB in the end (delta: -148.7MB). Peak memory consumption was 21.1MB. Max. memory is 8.0GB. [2024-05-06 15:30:21,482 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.96ms. Allocated memory is still 288.4MB. Free memory was 251.7MB in the beginning and 249.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-06 15:30:21,482 INFO L158 Benchmark]: Boogie Preprocessor took 30.55ms. Allocated memory is still 288.4MB. Free memory was 249.6MB in the beginning and 248.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-06 15:30:21,482 INFO L158 Benchmark]: RCFGBuilder took 306.00ms. Allocated memory is still 288.4MB. Free memory was 248.0MB in the beginning and 234.9MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-05-06 15:30:21,483 INFO L158 Benchmark]: TraceAbstraction took 4799.17ms. Allocated memory was 288.4MB in the beginning and 359.7MB in the end (delta: 71.3MB). Free memory was 233.3MB in the beginning and 124.6MB in the end (delta: 108.7MB). Peak memory consumption was 180.0MB. Max. memory is 8.0GB. [2024-05-06 15:30:21,484 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 173.0MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 336.18ms. Allocated memory was 173.0MB in the beginning and 288.4MB in the end (delta: 115.3MB). Free memory was 103.0MB in the beginning and 251.7MB in the end (delta: -148.7MB). Peak memory consumption was 21.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 42.96ms. Allocated memory is still 288.4MB. Free memory was 251.7MB in the beginning and 249.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.55ms. Allocated memory is still 288.4MB. Free memory was 249.6MB in the beginning and 248.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 306.00ms. Allocated memory is still 288.4MB. Free memory was 248.0MB in the beginning and 234.9MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 4799.17ms. Allocated memory was 288.4MB in the beginning and 359.7MB in the end (delta: 71.3MB). Free memory was 233.3MB in the beginning and 124.6MB in the end (delta: 108.7MB). Peak memory consumption was 180.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9698, independent: 9552, independent conditional: 9459, independent unconditional: 93, dependent: 146, dependent conditional: 146, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9671, independent: 9552, independent conditional: 9459, independent unconditional: 93, dependent: 119, dependent conditional: 119, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9671, independent: 9552, independent conditional: 9459, independent unconditional: 93, dependent: 119, dependent conditional: 119, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 9671, independent: 9552, independent conditional: 9459, independent unconditional: 93, dependent: 119, dependent conditional: 119, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9941, independent: 9552, independent conditional: 4472, independent unconditional: 5080, dependent: 389, dependent conditional: 255, dependent unconditional: 134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9941, independent: 9552, independent conditional: 1238, independent unconditional: 8314, dependent: 389, dependent conditional: 75, dependent unconditional: 314, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9941, independent: 9552, independent conditional: 1238, independent unconditional: 8314, dependent: 389, dependent conditional: 75, dependent unconditional: 314, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 641, independent: 621, independent conditional: 89, independent unconditional: 532, dependent: 20, dependent conditional: 8, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 641, independent: 606, independent conditional: 0, independent unconditional: 606, dependent: 35, dependent conditional: 0, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 35, independent: 15, independent conditional: 14, independent unconditional: 1, dependent: 20, dependent conditional: 8, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 35, independent: 15, independent conditional: 14, independent unconditional: 1, dependent: 20, dependent conditional: 8, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 66, independent: 36, independent conditional: 35, independent unconditional: 1, dependent: 30, dependent conditional: 10, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 9941, independent: 8931, independent conditional: 1149, independent unconditional: 7782, dependent: 369, dependent conditional: 67, dependent unconditional: 302, unknown: 641, unknown conditional: 97, unknown unconditional: 544] , Statistics on independence cache: Total cache size (in pairs): 641, Positive cache size: 621, Positive conditional cache size: 89, Positive unconditional cache size: 532, Negative cache size: 20, Negative conditional cache size: 8, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3414, Maximal queried relation: 3, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9941, independent: 9552, independent conditional: 4472, independent unconditional: 5080, dependent: 389, dependent conditional: 255, dependent unconditional: 134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9941, independent: 9552, independent conditional: 1238, independent unconditional: 8314, dependent: 389, dependent conditional: 75, dependent unconditional: 314, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9941, independent: 9552, independent conditional: 1238, independent unconditional: 8314, dependent: 389, dependent conditional: 75, dependent unconditional: 314, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 641, independent: 621, independent conditional: 89, independent unconditional: 532, dependent: 20, dependent conditional: 8, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 641, independent: 606, independent conditional: 0, independent unconditional: 606, dependent: 35, dependent conditional: 0, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 35, independent: 15, independent conditional: 14, independent unconditional: 1, dependent: 20, dependent conditional: 8, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 35, independent: 15, independent conditional: 14, independent unconditional: 1, dependent: 20, dependent conditional: 8, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 66, independent: 36, independent conditional: 35, independent unconditional: 1, dependent: 30, dependent conditional: 10, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 9941, independent: 8931, independent conditional: 1149, independent unconditional: 7782, dependent: 369, dependent conditional: 67, dependent unconditional: 302, unknown: 641, unknown conditional: 97, unknown unconditional: 544] , Statistics on independence cache: Total cache size (in pairs): 641, Positive cache size: 621, Positive conditional cache size: 89, Positive unconditional cache size: 532, Negative cache size: 20, Negative conditional cache size: 8, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3414 ], Independence queries for same thread: 27 - 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, 90 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 4.0s, 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: 19, 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, 0.4s InterpolantComputationTime, 99 NumberOfCodeBlocks, 99 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 285 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 3.3s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 2, ConditionalCommutativityConditionCalculations: 68, ConditionalCommutativityTraceChecks: 14, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-06 15:30:21,498 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-05-06 15:30:21,701 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...