/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 BOTH --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --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/ticket-3.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-faa7b7a-m [2024-04-28 15:14:21,181 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-28 15:14:21,243 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-28 15:14:21,247 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-28 15:14:21,247 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-28 15:14:21,270 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-28 15:14:21,271 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-28 15:14:21,271 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-28 15:14:21,271 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-28 15:14:21,274 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-28 15:14:21,274 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-28 15:14:21,275 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-28 15:14:21,275 INFO L153 SettingsManager]: * Use SBE=true [2024-04-28 15:14:21,276 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-28 15:14:21,276 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-28 15:14:21,276 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-28 15:14:21,277 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-28 15:14:21,277 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-28 15:14:21,277 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-28 15:14:21,277 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-28 15:14:21,277 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-28 15:14:21,277 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-28 15:14:21,278 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-28 15:14:21,278 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-28 15:14:21,278 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-28 15:14:21,278 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-28 15:14:21,278 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-28 15:14:21,278 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-28 15:14:21,278 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-28 15:14:21,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-28 15:14:21,280 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-28 15:14:21,280 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-28 15:14:21,280 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-28 15:14:21,280 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-28 15:14:21,280 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-28 15:14:21,280 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-28 15:14:21,280 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-28 15:14:21,280 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-28 15:14:21,281 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-28 15:14:21,281 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-28 15:14:21,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-28 15:14:21,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-28 15:14:21,491 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-28 15:14:21,492 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-04-28 15:14:21,494 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-04-28 15:14:21,495 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/ticket-3.wvr.bpl [2024-04-28 15:14:21,495 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/ticket-3.wvr.bpl' [2024-04-28 15:14:21,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-28 15:14:21,579 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-04-28 15:14:21,582 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-28 15:14:21,582 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-28 15:14:21,583 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-28 15:14:21,593 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 03:14:21" (1/1) ... [2024-04-28 15:14:21,597 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 03:14:21" (1/1) ... [2024-04-28 15:14:21,602 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-04-28 15:14:21,603 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-28 15:14:21,604 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-28 15:14:21,604 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-28 15:14:21,604 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-28 15:14:21,610 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 03:14:21" (1/1) ... [2024-04-28 15:14:21,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 03:14:21" (1/1) ... [2024-04-28 15:14:21,610 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 03:14:21" (1/1) ... [2024-04-28 15:14:21,611 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 03:14:21" (1/1) ... [2024-04-28 15:14:21,612 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 03:14:21" (1/1) ... [2024-04-28 15:14:21,613 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 03:14:21" (1/1) ... [2024-04-28 15:14:21,613 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 03:14:21" (1/1) ... [2024-04-28 15:14:21,614 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 03:14:21" (1/1) ... [2024-04-28 15:14:21,614 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-28 15:14:21,615 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-28 15:14:21,615 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-28 15:14:21,615 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-28 15:14:21,616 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 03:14:21" (1/1) ... [2024-04-28 15:14:21,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-28 15:14:21,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-28 15:14:21,650 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) [2024-04-28 15:14:21,664 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 [2024-04-28 15:14:21,698 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-04-28 15:14:21,698 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-28 15:14:21,698 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-28 15:14:21,698 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-04-28 15:14:21,699 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-28 15:14:21,699 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-28 15:14:21,699 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-04-28 15:14:21,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-28 15:14:21,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-28 15:14:21,699 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2024-04-28 15:14:21,699 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-28 15:14:21,699 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-28 15:14:21,700 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-28 15:14:21,735 INFO L241 CfgBuilder]: Building ICFG [2024-04-28 15:14:21,736 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-28 15:14:21,808 INFO L282 CfgBuilder]: Performing block encoding [2024-04-28 15:14:21,821 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-28 15:14:21,822 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-04-28 15:14:21,823 INFO L201 PluginConnector]: Adding new model ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 03:14:21 BoogieIcfgContainer [2024-04-28 15:14:21,823 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-28 15:14:21,824 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-28 15:14:21,824 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-28 15:14:21,834 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-28 15:14:21,834 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 03:14:21" (1/2) ... [2024-04-28 15:14:21,835 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c7fbc8d and model type ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 03:14:21, skipping insertion in model container [2024-04-28 15:14:21,835 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 03:14:21" (2/2) ... [2024-04-28 15:14:21,836 INFO L112 eAbstractionObserver]: Analyzing ICFG ticket-3.wvr.bpl [2024-04-28 15:14:21,841 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-28 15:14:21,849 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-28 15:14:21,849 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-28 15:14:21,849 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-28 15:14:21,911 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-04-28 15:14:21,947 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-28 15:14:21,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-28 15:14:21,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-28 15:14:21,950 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) [2024-04-28 15:14:21,972 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 [2024-04-28 15:14:21,995 INFO L187 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-28 15:14:22,012 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-28 15:14:22,014 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-28 15:14:22,023 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;@2a1d01e5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-04-28 15:14:22,023 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-04-28 15:14:22,057 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-28 15:14:22,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-28 15:14:22,059 INFO L85 PathProgramCache]: Analyzing trace with hash 1536484735, now seen corresponding path program 1 times [2024-04-28 15:14:22,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-28 15:14:22,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919400586] [2024-04-28 15:14:22,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:22,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:22,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-28 15:14:22,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-28 15:14:22,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-28 15:14:22,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919400586] [2024-04-28 15:14:22,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1919400586] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-28 15:14:22,372 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-28 15:14:22,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-28 15:14:22,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888555337] [2024-04-28 15:14:22,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-28 15:14:22,380 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-28 15:14:22,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-28 15:14:22,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-28 15:14:22,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-04-28 15:14:22,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-28 15:14:22,411 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-28 15:14:22,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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) [2024-04-28 15:14:22,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-28 15:14:22,598 INFO L85 PathProgramCache]: Analyzing trace with hash 358385555, now seen corresponding path program 1 times [2024-04-28 15:14:22,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:22,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:22,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-28 15:14:22,610 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-28 15:14:22,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-28 15:14:22,712 INFO L85 PathProgramCache]: Analyzing trace with hash 2089770793, now seen corresponding path program 1 times [2024-04-28 15:14:22,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:22,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:22,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-28 15:14:22,739 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-28 15:14:22,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-28 15:14:23,001 INFO L85 PathProgramCache]: Analyzing trace with hash 687237365, now seen corresponding path program 2 times [2024-04-28 15:14:23,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:23,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:23,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-28 15:14:23,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-28 15:14:23,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:23,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:23,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-28 15:14:23,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-28 15:14:23,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-28 15:14:23,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-04-28 15:14:23,276 INFO L85 PathProgramCache]: Analyzing trace with hash 358385555, now seen corresponding path program 3 times [2024-04-28 15:14:23,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:23,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:23,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-28 15:14:23,291 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-28 15:14:23,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-28 15:14:23,367 INFO L85 PathProgramCache]: Analyzing trace with hash 2089770793, now seen corresponding path program 2 times [2024-04-28 15:14:23,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:23,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:23,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-28 15:14:23,377 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-28 15:14:23,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-28 15:14:23,680 INFO L85 PathProgramCache]: Analyzing trace with hash -319627408, now seen corresponding path program 1 times [2024-04-28 15:14:23,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:23,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:23,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-28 15:14:23,692 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-28 15:14:23,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-28 15:14:23,827 INFO L85 PathProgramCache]: Analyzing trace with hash 984331181, now seen corresponding path program 1 times [2024-04-28 15:14:23,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:23,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:23,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-28 15:14:23,842 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-28 15:14:23,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-28 15:14:23,921 INFO L85 PathProgramCache]: Analyzing trace with hash 2141379529, now seen corresponding path program 1 times [2024-04-28 15:14:23,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:23,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:23,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-28 15:14:23,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-28 15:14:23,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:23,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:23,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-28 15:14:24,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-28 15:14:24,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-28 15:14:24,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2024-04-28 15:14:24,096 INFO L85 PathProgramCache]: Analyzing trace with hash 358385555, now seen corresponding path program 4 times [2024-04-28 15:14:24,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:24,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:24,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-28 15:14:24,100 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-28 15:14:24,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-28 15:14:24,275 INFO L85 PathProgramCache]: Analyzing trace with hash 1049462279, now seen corresponding path program 1 times [2024-04-28 15:14:24,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:24,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:24,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-28 15:14:24,278 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-28 15:14:24,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-28 15:14:24,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1463877634, now seen corresponding path program 1 times [2024-04-28 15:14:24,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:24,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:24,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-28 15:14:24,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-28 15:14:24,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:24,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:24,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-28 15:14:24,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-28 15:14:24,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-28 15:14:24,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=286, Unknown=0, NotChecked=0, Total=342 [2024-04-28 15:14:24,679 INFO L85 PathProgramCache]: Analyzing trace with hash 449495951, now seen corresponding path program 1 times [2024-04-28 15:14:24,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:24,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:24,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-28 15:14:24,684 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-28 15:14:24,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-28 15:14:24,800 INFO L85 PathProgramCache]: Analyzing trace with hash 1049472659, now seen corresponding path program 2 times [2024-04-28 15:14:24,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:24,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:24,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-28 15:14:24,803 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-28 15:14:24,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-28 15:14:24,883 INFO L85 PathProgramCache]: Analyzing trace with hash 1773108214, now seen corresponding path program 2 times [2024-04-28 15:14:24,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:24,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:24,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-28 15:14:24,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-28 15:14:24,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:24,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:24,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-28 15:14:24,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-28 15:14:24,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-28 15:14:24,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=514, Unknown=0, NotChecked=0, Total=600 [2024-04-28 15:14:25,134 INFO L85 PathProgramCache]: Analyzing trace with hash 1590098861, now seen corresponding path program 2 times [2024-04-28 15:14:25,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:25,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:25,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-28 15:14:25,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-28 15:14:25,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:25,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:25,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-28 15:14:25,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-28 15:14:25,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-28 15:14:25,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=610, Unknown=0, NotChecked=0, Total=702 [2024-04-28 15:14:25,423 INFO L85 PathProgramCache]: Analyzing trace with hash -1540873271, now seen corresponding path program 2 times [2024-04-28 15:14:25,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:25,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:25,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-28 15:14:25,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-28 15:14:25,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:25,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:25,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-28 15:14:25,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-28 15:14:25,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-28 15:14:25,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=996, Unknown=0, NotChecked=0, Total=1122 [2024-04-28 15:14:25,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-28 15:14:25,807 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,SelfDestructingSolverStorable0,SelfDestructingSolverStorable4,SelfDestructingSolverStorable18,SelfDestructingSolverStorable3,SelfDestructingSolverStorable19,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable21,SelfDestructingSolverStorable11,SelfDestructingSolverStorable22,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-04-28 15:14:25,807 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-28 15:14:25,808 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-28 15:14:25,808 INFO L85 PathProgramCache]: Analyzing trace with hash -1491400031, now seen corresponding path program 2 times [2024-04-28 15:14:25,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-28 15:14:25,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572784868] [2024-04-28 15:14:25,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:25,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:25,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-28 15:14:25,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-28 15:14:25,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-28 15:14:25,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572784868] [2024-04-28 15:14:25,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572784868] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-28 15:14:25,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-28 15:14:25,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-28 15:14:25,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715307797] [2024-04-28 15:14:25,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-28 15:14:25,846 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-28 15:14:25,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-28 15:14:25,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-28 15:14:25,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-04-28 15:14:25,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-28 15:14:25,873 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-28 15:14:25,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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) [2024-04-28 15:14:25,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-28 15:14:25,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-28 15:14:26,118 INFO L85 PathProgramCache]: Analyzing trace with hash -1076178027, now seen corresponding path program 3 times [2024-04-28 15:14:26,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:26,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:26,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-28 15:14:26,121 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-28 15:14:26,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-28 15:14:26,221 INFO L85 PathProgramCache]: Analyzing trace with hash 519474117, now seen corresponding path program 1 times [2024-04-28 15:14:26,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:26,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-28 15:14:26,225 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-28 15:14:26,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-28 15:14:26,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-28 15:14:26,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-28 15:14:26,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25 [2024-04-28 15:14:26,235 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-28 15:14:26,235 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-28 15:14:26,235 INFO L85 PathProgramCache]: Analyzing trace with hash 879871125, now seen corresponding path program 3 times [2024-04-28 15:14:26,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-28 15:14:26,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087242076] [2024-04-28 15:14:26,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:26,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:26,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-28 15:14:26,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-28 15:14:26,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-28 15:14:26,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087242076] [2024-04-28 15:14:26,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087242076] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-28 15:14:26,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-28 15:14:26,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-28 15:14:26,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511805930] [2024-04-28 15:14:26,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-28 15:14:26,264 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-28 15:14:26,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-28 15:14:26,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-28 15:14:26,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-04-28 15:14:26,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-28 15:14:26,286 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-28 15:14:26,286 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 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) [2024-04-28 15:14:26,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-28 15:14:26,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-28 15:14:26,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-28 15:14:26,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-28 15:14:26,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-28 15:14:26,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-28 15:14:26,447 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-04-28 15:14:26,447 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-28 15:14:26,447 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-28 15:14:26,447 INFO L85 PathProgramCache]: Analyzing trace with hash -63748289, now seen corresponding path program 4 times [2024-04-28 15:14:26,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-28 15:14:26,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501707298] [2024-04-28 15:14:26,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:26,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:26,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-28 15:14:26,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-28 15:14:26,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-28 15:14:26,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501707298] [2024-04-28 15:14:26,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501707298] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-28 15:14:26,473 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-28 15:14:26,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-28 15:14:26,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535187784] [2024-04-28 15:14:26,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-28 15:14:26,474 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-28 15:14:26,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-28 15:14:26,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-28 15:14:26,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-04-28 15:14:26,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-28 15:14:26,518 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-28 15:14:26,518 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 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) [2024-04-28 15:14:26,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-28 15:14:26,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-28 15:14:26,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-28 15:14:26,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-28 15:14:27,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-28 15:14:27,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-28 15:14:27,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-28 15:14:27,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-28 15:14:27,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-04-28 15:14:27,012 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-28 15:14:27,012 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-28 15:14:27,012 INFO L85 PathProgramCache]: Analyzing trace with hash -651321557, now seen corresponding path program 5 times [2024-04-28 15:14:27,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-28 15:14:27,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347769694] [2024-04-28 15:14:27,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:27,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:27,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-28 15:14:27,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-28 15:14:27,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-28 15:14:27,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347769694] [2024-04-28 15:14:27,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347769694] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-28 15:14:27,043 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-28 15:14:27,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-28 15:14:27,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942949052] [2024-04-28 15:14:27,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-28 15:14:27,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-28 15:14:27,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-28 15:14:27,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-28 15:14:27,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-04-28 15:14:27,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-28 15:14:27,068 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-28 15:14:27,068 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 6 states have internal predecessors, (25), 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) [2024-04-28 15:14:27,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-28 15:14:27,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-28 15:14:27,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-28 15:14:27,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-28 15:14:27,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-28 15:14:27,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-28 15:14:27,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-28 15:14:27,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-28 15:14:27,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-28 15:14:27,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-28 15:14:27,293 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-04-28 15:14:27,294 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-28 15:14:27,294 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-28 15:14:27,294 INFO L85 PathProgramCache]: Analyzing trace with hash 1962564319, now seen corresponding path program 6 times [2024-04-28 15:14:27,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-28 15:14:27,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170969175] [2024-04-28 15:14:27,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-28 15:14:27,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-28 15:14:27,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-28 15:14:27,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-28 15:14:27,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-28 15:14:27,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170969175] [2024-04-28 15:14:27,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170969175] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-28 15:14:27,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-28 15:14:27,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-28 15:14:27,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120388543] [2024-04-28 15:14:27,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-28 15:14:27,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-28 15:14:27,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-28 15:14:27,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-28 15:14:27,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-04-28 15:14:27,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-28 15:14:27,326 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-28 15:14:27,326 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 6 states have internal predecessors, (25), 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) [2024-04-28 15:14:27,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-28 15:14:27,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-28 15:14:27,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-28 15:14:27,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-28 15:14:27,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-28 15:14:27,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-28 15:14:27,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-28 15:14:27,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-28 15:14:27,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-28 15:14:27,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-28 15:14:27,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-28 15:14:27,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-28 15:14:27,548 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2024-04-28 15:14:27,549 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-04-28 15:14:27,549 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-04-28 15:14:27,549 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-04-28 15:14:27,549 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-04-28 15:14:27,576 INFO L448 BasicCegarLoop]: Path program histogram: [6, 4, 3, 2, 2, 2, 2, 1, 1, 1] [2024-04-28 15:14:27,578 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-28 15:14:27,578 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-28 15:14:27,581 INFO L201 PluginConnector]: Adding new model ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.04 03:14:27 BasicIcfg [2024-04-28 15:14:27,581 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-28 15:14:27,582 INFO L158 Benchmark]: Toolchain (without parser) took 6002.45ms. Allocated memory was 186.6MB in the beginning and 401.6MB in the end (delta: 215.0MB). Free memory was 159.6MB in the beginning and 362.8MB in the end (delta: -203.2MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-28 15:14:27,582 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.09ms. Allocated memory is still 186.6MB. Free memory is still 116.6MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-28 15:14:27,582 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.41ms. Allocated memory is still 186.6MB. Free memory was 159.5MB in the beginning and 158.0MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-28 15:14:27,582 INFO L158 Benchmark]: Boogie Preprocessor took 10.10ms. Allocated memory is still 186.6MB. Free memory was 158.0MB in the beginning and 157.0MB in the end (delta: 931.2kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-28 15:14:27,582 INFO L158 Benchmark]: RCFGBuilder took 208.05ms. Allocated memory is still 186.6MB. Free memory was 156.9MB in the beginning and 146.6MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2024-04-28 15:14:27,583 INFO L158 Benchmark]: TraceAbstraction took 5756.90ms. Allocated memory was 186.6MB in the beginning and 401.6MB in the end (delta: 215.0MB). Free memory was 145.4MB in the beginning and 362.8MB in the end (delta: -217.4MB). There was no memory consumed. Max. memory is 8.0GB. [2024-04-28 15:14:27,583 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 0.09ms. Allocated memory is still 186.6MB. Free memory is still 116.6MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 21.41ms. Allocated memory is still 186.6MB. Free memory was 159.5MB in the beginning and 158.0MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 10.10ms. Allocated memory is still 186.6MB. Free memory was 158.0MB in the beginning and 157.0MB in the end (delta: 931.2kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 208.05ms. Allocated memory is still 186.6MB. Free memory was 156.9MB in the beginning and 146.6MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * TraceAbstraction took 5756.90ms. Allocated memory was 186.6MB in the beginning and 401.6MB in the end (delta: 215.0MB). Free memory was 145.4MB in the beginning and 362.8MB in the end (delta: -217.4MB). There was no memory consumed. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11851, independent: 11456, independent conditional: 11443, independent unconditional: 13, dependent: 395, dependent conditional: 395, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 11851, independent: 11456, independent conditional: 11443, independent unconditional: 13, dependent: 395, dependent conditional: 395, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11851, independent: 11456, independent conditional: 11443, independent unconditional: 13, dependent: 395, dependent conditional: 395, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11851, independent: 11456, independent conditional: 11443, independent unconditional: 13, dependent: 395, dependent conditional: 395, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13178, independent: 11456, independent conditional: 6366, independent unconditional: 5090, dependent: 1722, dependent conditional: 1339, dependent unconditional: 383, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 13178, independent: 11456, independent conditional: 4740, independent unconditional: 6716, dependent: 1722, dependent conditional: 1083, dependent unconditional: 639, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13178, independent: 11456, independent conditional: 4740, independent unconditional: 6716, dependent: 1722, dependent conditional: 1083, dependent unconditional: 639, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 331, independent: 215, independent conditional: 54, independent unconditional: 161, dependent: 116, dependent conditional: 105, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 331, independent: 197, independent conditional: 0, independent unconditional: 197, dependent: 134, dependent conditional: 0, dependent unconditional: 134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 134, independent: 18, independent conditional: 8, independent unconditional: 10, dependent: 116, dependent conditional: 105, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 134, independent: 18, independent conditional: 8, independent unconditional: 10, dependent: 116, dependent conditional: 105, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 188, independent: 35, independent conditional: 15, independent unconditional: 20, dependent: 153, dependent conditional: 121, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 13178, independent: 11241, independent conditional: 4686, independent unconditional: 6555, dependent: 1606, dependent conditional: 978, dependent unconditional: 628, unknown: 331, unknown conditional: 159, unknown unconditional: 172] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 215, Positive conditional cache size: 54, Positive unconditional cache size: 161, Negative cache size: 116, Negative conditional cache size: 105, Negative unconditional cache size: 11, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1882, Maximal queried relation: 12, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13178, independent: 11456, independent conditional: 6366, independent unconditional: 5090, dependent: 1722, dependent conditional: 1339, dependent unconditional: 383, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 13178, independent: 11456, independent conditional: 4740, independent unconditional: 6716, dependent: 1722, dependent conditional: 1083, dependent unconditional: 639, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13178, independent: 11456, independent conditional: 4740, independent unconditional: 6716, dependent: 1722, dependent conditional: 1083, dependent unconditional: 639, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 331, independent: 215, independent conditional: 54, independent unconditional: 161, dependent: 116, dependent conditional: 105, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 331, independent: 197, independent conditional: 0, independent unconditional: 197, dependent: 134, dependent conditional: 0, dependent unconditional: 134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 134, independent: 18, independent conditional: 8, independent unconditional: 10, dependent: 116, dependent conditional: 105, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 134, independent: 18, independent conditional: 8, independent unconditional: 10, dependent: 116, dependent conditional: 105, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 188, independent: 35, independent conditional: 15, independent unconditional: 20, dependent: 153, dependent conditional: 121, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 13178, independent: 11241, independent conditional: 4686, independent unconditional: 6555, dependent: 1606, dependent conditional: 978, dependent unconditional: 628, unknown: 331, unknown conditional: 159, unknown unconditional: 172] , Statistics on independence cache: Total cache size (in pairs): 331, Positive cache size: 215, Positive conditional cache size: 54, Positive unconditional cache size: 161, Negative cache size: 116, Negative conditional cache size: 105, Negative unconditional cache size: 11, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1882 ], Independence queries for same thread: 0 - PositiveResult [Line: 65]: 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 7 procedures, 53 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 5.6s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 4.9s, 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: 38, 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, 0.4s InterpolantComputationTime, 150 NumberOfCodeBlocks, 150 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 144 ConstructedInterpolants, 0 QuantifiedInterpolants, 409 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 3.4s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 6, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-04-28 15:14:27,613 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-04-28 15:14:27,806 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...