/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 SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/barrier.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-04 08:33:27,507 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-04 08:33:27,572 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-04 08:33:27,575 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-04 08:33:27,576 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-04 08:33:27,599 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-04 08:33:27,600 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-04 08:33:27,600 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-04 08:33:27,601 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-04 08:33:27,604 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-04 08:33:27,604 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-04 08:33:27,604 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-04 08:33:27,604 INFO L153 SettingsManager]: * Use SBE=true [2024-05-04 08:33:27,606 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-04 08:33:27,606 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-04 08:33:27,606 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-04 08:33:27,606 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-04 08:33:27,606 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-04 08:33:27,606 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-04 08:33:27,607 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-04 08:33:27,607 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-04 08:33:27,608 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-04 08:33:27,608 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-04 08:33:27,608 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-04 08:33:27,608 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-04 08:33:27,609 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-04 08:33:27,609 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-04 08:33:27,609 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-04 08:33:27,609 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-04 08:33:27,609 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-04 08:33:27,610 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-04 08:33:27,610 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-04 08:33:27,610 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-04 08:33:27,611 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-04 08:33:27,611 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-04 08:33:27,611 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-04 08:33:27,611 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-04 08:33:27,611 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-04 08:33:27,611 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-04 08:33:27,611 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-04 08:33:27,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-04 08:33:27,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-04 08:33:27,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-04 08:33:27,847 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-05-04 08:33:27,848 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-05-04 08:33:27,849 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/barrier.wvr.bpl [2024-05-04 08:33:27,849 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/barrier.wvr.bpl' [2024-05-04 08:33:27,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-04 08:33:27,914 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-05-04 08:33:27,916 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-04 08:33:27,916 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-04 08:33:27,917 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-04 08:33:27,926 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "barrier.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 08:33:27" (1/1) ... [2024-05-04 08:33:27,931 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "barrier.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 08:33:27" (1/1) ... [2024-05-04 08:33:27,935 INFO L138 Inliner]: procedures = 7, calls = 6, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-05-04 08:33:27,936 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-04 08:33:27,936 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-04 08:33:27,937 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-04 08:33:27,937 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-04 08:33:27,942 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "barrier.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 08:33:27" (1/1) ... [2024-05-04 08:33:27,943 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "barrier.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 08:33:27" (1/1) ... [2024-05-04 08:33:27,943 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "barrier.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 08:33:27" (1/1) ... [2024-05-04 08:33:27,944 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "barrier.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 08:33:27" (1/1) ... [2024-05-04 08:33:27,946 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "barrier.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 08:33:27" (1/1) ... [2024-05-04 08:33:27,946 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "barrier.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 08:33:27" (1/1) ... [2024-05-04 08:33:27,947 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "barrier.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 08:33:27" (1/1) ... [2024-05-04 08:33:27,947 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "barrier.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 08:33:27" (1/1) ... [2024-05-04 08:33:27,948 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-04 08:33:27,949 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-04 08:33:27,949 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-04 08:33:27,949 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-04 08:33:27,949 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "barrier.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 08:33:27" (1/1) ... [2024-05-04 08:33:27,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-04 08:33:27,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 08:33:27,970 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 08:33:27,985 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 08:33:28,005 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-05-04 08:33:28,006 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-04 08:33:28,006 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-04 08:33:28,006 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-05-04 08:33:28,006 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-04 08:33:28,006 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-04 08:33:28,006 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-05-04 08:33:28,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-04 08:33:28,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-04 08:33:28,006 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2024-05-04 08:33:28,007 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-04 08:33:28,007 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-04 08:33:28,007 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2024-05-04 08:33:28,007 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-05-04 08:33:28,007 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-05-04 08:33:28,008 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2024-05-04 08:33:28,008 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-05-04 08:33:28,008 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-05-04 08:33:28,008 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2024-05-04 08:33:28,008 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-05-04 08:33:28,008 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-05-04 08:33:28,009 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 08:33:28,050 INFO L241 CfgBuilder]: Building ICFG [2024-05-04 08:33:28,052 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-04 08:33:28,142 INFO L282 CfgBuilder]: Performing block encoding [2024-05-04 08:33:28,149 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-04 08:33:28,150 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-04 08:33:28,151 INFO L201 PluginConnector]: Adding new model barrier.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 08:33:28 BoogieIcfgContainer [2024-05-04 08:33:28,151 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-04 08:33:28,152 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-04 08:33:28,152 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-04 08:33:28,161 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-04 08:33:28,161 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "barrier.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 08:33:27" (1/2) ... [2024-05-04 08:33:28,162 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46f71f83 and model type barrier.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 08:33:28, skipping insertion in model container [2024-05-04 08:33:28,162 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "barrier.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 08:33:28" (2/2) ... [2024-05-04 08:33:28,163 INFO L112 eAbstractionObserver]: Analyzing ICFG barrier.wvr.bpl [2024-05-04 08:33:28,170 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-04 08:33:28,176 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-04 08:33:28,176 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-04 08:33:28,176 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-04 08:33:28,267 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-05-04 08:33:28,296 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-04 08:33:28,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-04 08:33:28,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 08:33:28,297 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 08:33:28,298 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 08:33:28,330 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-04 08:33:28,341 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 08:33:28,342 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-04 08:33:28,347 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;@a30559a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-04 08:33:28,348 INFO L358 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2024-05-04 08:33:28,439 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 8 more)] === [2024-05-04 08:33:28,440 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 08:33:28,441 INFO L85 PathProgramCache]: Analyzing trace with hash 672502568, now seen corresponding path program 1 times [2024-05-04 08:33:28,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 08:33:28,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988422808] [2024-05-04 08:33:28,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 08:33:28,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 08:33:28,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 08:33:28,586 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 08:33:28,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 08:33:28,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988422808] [2024-05-04 08:33:28,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988422808] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 08:33:28,587 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 08:33:28,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-04 08:33:28,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133857192] [2024-05-04 08:33:28,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 08:33:28,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-04 08:33:28,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 08:33:28,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-04 08:33:28,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-04 08:33:28,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 08:33:28,610 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 08:33:28,612 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 08:33:28,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 08:33:28,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 08:33:28,676 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-04 08:33:28,676 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 8 more)] === [2024-05-04 08:33:28,677 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 08:33:28,677 INFO L85 PathProgramCache]: Analyzing trace with hash 1961316092, now seen corresponding path program 2 times [2024-05-04 08:33:28,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 08:33:28,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996343941] [2024-05-04 08:33:28,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 08:33:28,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 08:33:28,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 08:33:28,728 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 08:33:28,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 08:33:28,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996343941] [2024-05-04 08:33:28,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996343941] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 08:33:28,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 08:33:28,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-04 08:33:28,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889066535] [2024-05-04 08:33:28,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 08:33:28,730 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-04 08:33:28,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 08:33:28,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-04 08:33:28,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-04 08:33:28,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 08:33:28,732 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 08:33:28,732 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 08:33:28,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 08:33:28,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 08:33:28,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 08:33:28,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 08:33:28,789 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-04 08:33:28,789 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [thread1Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (and 8 more)] === [2024-05-04 08:33:28,789 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 08:33:28,790 INFO L85 PathProgramCache]: Analyzing trace with hash -14092304, now seen corresponding path program 3 times [2024-05-04 08:33:28,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 08:33:28,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444730811] [2024-05-04 08:33:28,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 08:33:28,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 08:33:28,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 08:33:29,538 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 08:33:29,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 08:33:29,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444730811] [2024-05-04 08:33:29,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444730811] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 08:33:29,541 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 08:33:29,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-05-04 08:33:29,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98605149] [2024-05-04 08:33:29,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 08:33:29,542 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-04 08:33:29,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 08:33:29,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-04 08:33:29,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=210, Unknown=0, NotChecked=0, Total=240 [2024-05-04 08:33:29,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 08:33:29,545 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 08:33:29,546 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.9375) internal successors, (47), 15 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 08:33:29,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 08:33:29,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-04 08:33:29,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 08:33:30,151 INFO L85 PathProgramCache]: Analyzing trace with hash -1173158668, now seen corresponding path program 1 times [2024-05-04 08:33:30,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 08:33:30,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 08:33:30,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 08:33:30,180 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 08:33:30,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 08:33:30,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 08:33:30,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 08:33:30,207 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 08:33:30,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-04 08:33:30,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-05-04 08:33:31,174 INFO L85 PathProgramCache]: Analyzing trace with hash -72997813, now seen corresponding path program 1 times [2024-05-04 08:33:31,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 08:33:31,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 08:33:31,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 08:33:31,184 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 08:33:31,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 08:33:31,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 08:33:31,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 08:33:31,191 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 08:33:31,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-04 08:33:31,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-05-04 08:33:31,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 08:33:31,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-04 08:33:31,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-04 08:33:31,521 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 11 remaining) [2024-05-04 08:33:31,522 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 11 remaining) [2024-05-04 08:33:31,522 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (8 of 11 remaining) [2024-05-04 08:33:31,522 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 11 remaining) [2024-05-04 08:33:31,522 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 11 remaining) [2024-05-04 08:33:31,523 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 11 remaining) [2024-05-04 08:33:31,523 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 11 remaining) [2024-05-04 08:33:31,523 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork2Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 11 remaining) [2024-05-04 08:33:31,523 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork2Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 11 remaining) [2024-05-04 08:33:31,523 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork4Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 11 remaining) [2024-05-04 08:33:31,524 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork4Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 11 remaining) [2024-05-04 08:33:31,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5 [2024-05-04 08:33:31,531 INFO L448 BasicCegarLoop]: Path program histogram: [3, 1, 1] [2024-05-04 08:33:31,534 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-04 08:33:31,534 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-04 08:33:31,537 INFO L201 PluginConnector]: Adding new model barrier.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 08:33:31 BasicIcfg [2024-05-04 08:33:31,537 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-04 08:33:31,537 INFO L158 Benchmark]: Toolchain (without parser) took 3628.89ms. Allocated memory was 184.5MB in the beginning and 282.1MB in the end (delta: 97.5MB). Free memory was 158.7MB in the beginning and 165.3MB in the end (delta: -6.6MB). Peak memory consumption was 91.3MB. Max. memory is 8.0GB. [2024-05-04 08:33:31,537 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.10ms. Allocated memory is still 184.5MB. Free memory is still 115.7MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-04 08:33:31,538 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.56ms. Allocated memory is still 184.5MB. Free memory was 158.6MB in the beginning and 157.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-04 08:33:31,538 INFO L158 Benchmark]: Boogie Preprocessor took 11.79ms. Allocated memory is still 184.5MB. Free memory was 157.0MB in the beginning and 155.9MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-04 08:33:31,538 INFO L158 Benchmark]: RCFGBuilder took 202.10ms. Allocated memory is still 184.5MB. Free memory was 155.9MB in the beginning and 145.0MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2024-05-04 08:33:31,539 INFO L158 Benchmark]: TraceAbstraction took 3384.52ms. Allocated memory was 184.5MB in the beginning and 282.1MB in the end (delta: 97.5MB). Free memory was 143.9MB in the beginning and 165.3MB in the end (delta: -21.4MB). Peak memory consumption was 77.7MB. Max. memory is 8.0GB. [2024-05-04 08:33:31,540 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.10ms. Allocated memory is still 184.5MB. Free memory is still 115.7MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 19.56ms. Allocated memory is still 184.5MB. Free memory was 158.6MB in the beginning and 157.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 11.79ms. Allocated memory is still 184.5MB. Free memory was 157.0MB in the beginning and 155.9MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 202.10ms. Allocated memory is still 184.5MB. Free memory was 155.9MB in the beginning and 145.0MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * TraceAbstraction took 3384.52ms. Allocated memory was 184.5MB in the beginning and 282.1MB in the end (delta: 97.5MB). Free memory was 143.9MB in the beginning and 165.3MB in the end (delta: -21.4MB). Peak memory consumption was 77.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27160, independent: 26831, independent conditional: 23459, independent unconditional: 3372, dependent: 329, dependent conditional: 324, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 26944, independent: 26831, independent conditional: 23459, independent unconditional: 3372, dependent: 113, dependent conditional: 108, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26944, independent: 26831, independent conditional: 23459, independent unconditional: 3372, dependent: 113, dependent conditional: 108, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 26944, independent: 26831, independent conditional: 23459, independent unconditional: 3372, dependent: 113, dependent conditional: 108, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27333, independent: 26831, independent conditional: 9660, independent unconditional: 17171, dependent: 502, dependent conditional: 276, dependent unconditional: 226, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 27333, independent: 26831, independent conditional: 2836, independent unconditional: 23995, dependent: 502, dependent conditional: 105, dependent unconditional: 397, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 27333, independent: 26831, independent conditional: 2836, independent unconditional: 23995, dependent: 502, dependent conditional: 105, dependent unconditional: 397, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1077, independent: 1067, independent conditional: 146, independent unconditional: 921, dependent: 10, dependent conditional: 2, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1077, independent: 1065, independent conditional: 0, independent unconditional: 1065, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 12, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 10, dependent conditional: 2, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 12, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 10, dependent conditional: 2, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 52, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 51, dependent conditional: 3, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 27333, independent: 25764, independent conditional: 2690, independent unconditional: 23074, dependent: 492, dependent conditional: 103, dependent unconditional: 389, unknown: 1077, unknown conditional: 148, unknown unconditional: 929] , Statistics on independence cache: Total cache size (in pairs): 1077, Positive cache size: 1067, Positive conditional cache size: 146, Positive unconditional cache size: 921, Negative cache size: 10, Negative conditional cache size: 2, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6995, Maximal queried relation: 4, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27333, independent: 26831, independent conditional: 9660, independent unconditional: 17171, dependent: 502, dependent conditional: 276, dependent unconditional: 226, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 27333, independent: 26831, independent conditional: 2836, independent unconditional: 23995, dependent: 502, dependent conditional: 105, dependent unconditional: 397, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 27333, independent: 26831, independent conditional: 2836, independent unconditional: 23995, dependent: 502, dependent conditional: 105, dependent unconditional: 397, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1077, independent: 1067, independent conditional: 146, independent unconditional: 921, dependent: 10, dependent conditional: 2, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1077, independent: 1065, independent conditional: 0, independent unconditional: 1065, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 12, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 10, dependent conditional: 2, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 12, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 10, dependent conditional: 2, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 52, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 51, dependent conditional: 3, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 27333, independent: 25764, independent conditional: 2690, independent unconditional: 23074, dependent: 492, dependent conditional: 103, dependent unconditional: 389, unknown: 1077, unknown conditional: 148, unknown unconditional: 929] , Statistics on independence cache: Total cache size (in pairs): 1077, Positive cache size: 1067, Positive conditional cache size: 146, Positive unconditional cache size: 921, Negative cache size: 10, Negative conditional cache size: 2, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6995 ], Independence queries for same thread: 216 - PositiveResult [Line: 95]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 13 procedures, 112 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 3.2s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 2.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 36, 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, 0.0s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 141 NumberOfCodeBlocks, 141 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 138 ConstructedInterpolants, 0 QuantifiedInterpolants, 552 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 0.3s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 2, ConditionalCommutativityConditionCalculations: 2, ConditionalCommutativityTraceChecks: 2, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-04 08:33:31,552 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 [2024-05-04 08:33:31,755 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...