/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 213 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/min-max-2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-06 16:44:44,013 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-06 16:44:44,079 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-06 16:44:44,084 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-06 16:44:44,084 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-06 16:44:44,116 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-06 16:44:44,116 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-06 16:44:44,117 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-06 16:44:44,117 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-06 16:44:44,120 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-06 16:44:44,120 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-06 16:44:44,121 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-06 16:44:44,121 INFO L153 SettingsManager]: * Use SBE=true [2024-04-06 16:44:44,122 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-06 16:44:44,122 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-06 16:44:44,122 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-06 16:44:44,122 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-06 16:44:44,123 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-06 16:44:44,123 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-06 16:44:44,123 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-06 16:44:44,123 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-06 16:44:44,123 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-06 16:44:44,123 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-06 16:44:44,124 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-06 16:44:44,124 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-06 16:44:44,124 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-06 16:44:44,124 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-06 16:44:44,124 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-06 16:44:44,124 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-06 16:44:44,124 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-06 16:44:44,125 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-06 16:44:44,126 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-06 16:44:44,126 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-06 16:44:44,126 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-06 16:44:44,126 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-06 16:44:44,126 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-06 16:44:44,126 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-06 16:44:44,126 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-06 16:44:44,126 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-06 16:44:44,126 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 [2024-04-06 16:44:44,327 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-06 16:44:44,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-06 16:44:44,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-06 16:44:44,354 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-04-06 16:44:44,355 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-04-06 16:44:44,355 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/min-max-2.wvr.bpl [2024-04-06 16:44:44,355 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/min-max-2.wvr.bpl' [2024-04-06 16:44:44,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-06 16:44:44,384 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-04-06 16:44:44,412 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-06 16:44:44,412 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-06 16:44:44,412 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-06 16:44:44,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.04 04:44:44" (1/1) ... [2024-04-06 16:44:44,436 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.04 04:44:44" (1/1) ... [2024-04-06 16:44:44,442 INFO L138 Inliner]: procedures = 6, calls = 5, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-04-06 16:44:44,443 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-06 16:44:44,444 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-06 16:44:44,444 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-06 16:44:44,444 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-06 16:44:44,450 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.04 04:44:44" (1/1) ... [2024-04-06 16:44:44,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.04 04:44:44" (1/1) ... [2024-04-06 16:44:44,457 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.04 04:44:44" (1/1) ... [2024-04-06 16:44:44,457 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.04 04:44:44" (1/1) ... [2024-04-06 16:44:44,464 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.04 04:44:44" (1/1) ... [2024-04-06 16:44:44,467 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.04 04:44:44" (1/1) ... [2024-04-06 16:44:44,473 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.04 04:44:44" (1/1) ... [2024-04-06 16:44:44,473 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.04 04:44:44" (1/1) ... [2024-04-06 16:44:44,474 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-06 16:44:44,475 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-06 16:44:44,475 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-06 16:44:44,475 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-06 16:44:44,476 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.04 04:44:44" (1/1) ... [2024-04-06 16:44:44,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-06 16:44:44,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 16:44:44,500 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) [2024-04-06 16:44:44,519 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 [2024-04-06 16:44:44,543 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-04-06 16:44:44,544 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-06 16:44:44,544 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-06 16:44:44,545 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-04-06 16:44:44,545 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-06 16:44:44,545 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-06 16:44:44,545 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-04-06 16:44:44,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-06 16:44:44,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-06 16:44:44,545 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2024-04-06 16:44:44,545 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-06 16:44:44,546 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-06 16:44:44,546 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2024-04-06 16:44:44,546 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-04-06 16:44:44,546 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-04-06 16:44:44,547 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2024-04-06 16:44:44,547 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-04-06 16:44:44,547 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-04-06 16:44:44,548 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-06 16:44:44,593 INFO L241 CfgBuilder]: Building ICFG [2024-04-06 16:44:44,594 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-06 16:44:44,697 INFO L282 CfgBuilder]: Performing block encoding [2024-04-06 16:44:44,706 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-06 16:44:44,706 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-04-06 16:44:44,707 INFO L201 PluginConnector]: Adding new model min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 04:44:44 BoogieIcfgContainer [2024-04-06 16:44:44,707 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-06 16:44:44,709 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-06 16:44:44,709 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-06 16:44:44,711 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-06 16:44:44,712 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.04 04:44:44" (1/2) ... [2024-04-06 16:44:44,712 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b5619cc and model type min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 04:44:44, skipping insertion in model container [2024-04-06 16:44:44,712 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 04:44:44" (2/2) ... [2024-04-06 16:44:44,713 INFO L112 eAbstractionObserver]: Analyzing ICFG min-max-2.wvr.bpl [2024-04-06 16:44:44,719 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-06 16:44:44,725 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-06 16:44:44,725 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-06 16:44:44,725 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-06 16:44:44,783 INFO L144 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2024-04-06 16:44:44,812 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-06 16:44:44,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-06 16:44:44,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 16:44:44,815 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) [2024-04-06 16:44:44,827 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 [2024-04-06 16:44:44,855 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-06 16:44:44,873 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 16:44:44,875 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-06 16:44:44,887 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;@63d4249d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=213 [2024-04-06 16:44:44,888 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-04-06 16:44:44,935 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-06 16:44:44,938 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 16:44:44,938 INFO L85 PathProgramCache]: Analyzing trace with hash -215255607, now seen corresponding path program 1 times [2024-04-06 16:44:44,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 16:44:44,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923114764] [2024-04-06 16:44:44,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 16:44:44,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 16:44:45,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 16:44:45,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 16:44:45,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 16:44:45,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923114764] [2024-04-06 16:44:45,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923114764] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 16:44:45,199 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 16:44:45,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-06 16:44:45,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790703251] [2024-04-06 16:44:45,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 16:44:45,204 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-06 16:44:45,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 16:44:45,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-06 16:44:45,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-04-06 16:44:45,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:44:45,280 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 16:44:45,281 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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) [2024-04-06 16:44:45,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:44:46,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:44:46,335 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-06 16:44:46,336 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-06 16:44:46,336 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 16:44:46,337 INFO L85 PathProgramCache]: Analyzing trace with hash 647372837, now seen corresponding path program 1 times [2024-04-06 16:44:46,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 16:44:46,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603441434] [2024-04-06 16:44:46,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 16:44:46,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 16:44:46,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 16:44:46,447 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-04-06 16:44:46,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 16:44:46,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603441434] [2024-04-06 16:44:46,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [603441434] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 16:44:46,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 16:44:46,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-06 16:44:46,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258364234] [2024-04-06 16:44:46,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 16:44:46,450 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-04-06 16:44:46,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 16:44:46,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-04-06 16:44:46,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-06 16:44:46,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:44:46,487 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 16:44:46,487 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 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) [2024-04-06 16:44:46,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:44:46,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:44:47,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:44:47,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:47,209 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-06 16:44:47,209 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-06 16:44:47,210 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 16:44:47,210 INFO L85 PathProgramCache]: Analyzing trace with hash -1876334801, now seen corresponding path program 1 times [2024-04-06 16:44:47,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 16:44:47,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171232607] [2024-04-06 16:44:47,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 16:44:47,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 16:44:47,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 16:44:47,310 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 16:44:47,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 16:44:47,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171232607] [2024-04-06 16:44:47,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171232607] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 16:44:47,312 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 16:44:47,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-06 16:44:47,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400444365] [2024-04-06 16:44:47,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 16:44:47,313 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-06 16:44:47,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 16:44:47,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-06 16:44:47,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-04-06 16:44:47,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:44:47,462 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 16:44:47,463 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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) [2024-04-06 16:44:47,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:44:47,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:47,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:44:48,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:44:48,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:48,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:48,066 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-04-06 16:44:48,067 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-06 16:44:48,067 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 16:44:48,067 INFO L85 PathProgramCache]: Analyzing trace with hash 1762182334, now seen corresponding path program 1 times [2024-04-06 16:44:48,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 16:44:48,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116950536] [2024-04-06 16:44:48,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 16:44:48,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 16:44:48,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 16:44:48,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 16:44:48,108 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 16:44:48,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116950536] [2024-04-06 16:44:48,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116950536] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 16:44:48,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 16:44:48,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-06 16:44:48,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344334052] [2024-04-06 16:44:48,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 16:44:48,109 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-06 16:44:48,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 16:44:48,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-06 16:44:48,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-04-06 16:44:48,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:44:48,126 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 16:44:48,126 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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) [2024-04-06 16:44:48,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:44:48,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:48,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:48,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:44:48,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:44:48,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:48,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:48,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:48,747 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-04-06 16:44:48,748 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-06 16:44:48,748 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 16:44:48,748 INFO L85 PathProgramCache]: Analyzing trace with hash -1050181042, now seen corresponding path program 1 times [2024-04-06 16:44:48,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 16:44:48,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660207139] [2024-04-06 16:44:48,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 16:44:48,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 16:44:48,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 16:44:48,790 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 16:44:48,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 16:44:48,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660207139] [2024-04-06 16:44:48,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660207139] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 16:44:48,791 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 16:44:48,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-06 16:44:48,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156323859] [2024-04-06 16:44:48,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 16:44:48,792 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-06 16:44:48,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 16:44:48,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-06 16:44:48,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-04-06 16:44:48,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:44:48,801 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 16:44:48,802 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 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) [2024-04-06 16:44:48,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:44:48,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:48,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:48,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:48,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:44:49,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:44:49,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:49,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:49,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:49,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:49,509 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-04-06 16:44:49,509 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-06 16:44:49,509 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 16:44:49,509 INFO L85 PathProgramCache]: Analyzing trace with hash 564146173, now seen corresponding path program 1 times [2024-04-06 16:44:49,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 16:44:49,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080378776] [2024-04-06 16:44:49,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 16:44:49,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 16:44:49,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 16:44:49,760 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 16:44:49,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 16:44:49,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080378776] [2024-04-06 16:44:49,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080378776] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 16:44:49,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [304562027] [2024-04-06 16:44:49,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 16:44:49,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 16:44:49,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 16:44:49,763 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 16:44:49,794 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-06 16:44:49,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 16:44:49,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-06 16:44:49,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 16:44:49,951 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-04-06 16:44:49,997 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 16:44:49,998 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 16:44:50,206 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 16:44:50,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [304562027] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 16:44:50,207 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 16:44:50,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 15 [2024-04-06 16:44:50,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428648921] [2024-04-06 16:44:50,207 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 16:44:50,208 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-06 16:44:50,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 16:44:50,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-06 16:44:50,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2024-04-06 16:44:50,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:44:50,231 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 16:44:50,231 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.0) internal successors, (75), 15 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-06 16:44:50,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:44:50,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:50,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:50,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:50,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:50,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:44:52,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:44:52,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:52,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:52,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:52,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:52,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-04-06 16:44:52,888 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-04-06 16:44:53,085 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-04-06 16:44:53,085 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-06 16:44:53,086 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 16:44:53,086 INFO L85 PathProgramCache]: Analyzing trace with hash 858758413, now seen corresponding path program 2 times [2024-04-06 16:44:53,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 16:44:53,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288555463] [2024-04-06 16:44:53,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 16:44:53,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 16:44:53,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 16:44:53,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 16:44:53,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 16:44:53,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288555463] [2024-04-06 16:44:53,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288555463] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 16:44:53,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 16:44:53,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-06 16:44:53,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426912054] [2024-04-06 16:44:53,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 16:44:53,151 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-04-06 16:44:53,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 16:44:53,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-04-06 16:44:53,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-06 16:44:53,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:44:53,225 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 16:44:53,225 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 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) [2024-04-06 16:44:53,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:44:53,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:53,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:53,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:53,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:53,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-04-06 16:44:53,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:44:57,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:44:57,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:57,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:57,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:57,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:57,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-06 16:44:57,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:57,159 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-04-06 16:44:57,159 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-06 16:44:57,159 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 16:44:57,159 INFO L85 PathProgramCache]: Analyzing trace with hash -1077796018, now seen corresponding path program 1 times [2024-04-06 16:44:57,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 16:44:57,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020997190] [2024-04-06 16:44:57,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 16:44:57,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 16:44:57,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 16:44:57,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 16:44:57,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 16:44:57,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020997190] [2024-04-06 16:44:57,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020997190] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 16:44:57,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 16:44:57,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-06 16:44:57,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346134307] [2024-04-06 16:44:57,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 16:44:57,189 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-04-06 16:44:57,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 16:44:57,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2024-04-06 16:44:57,313 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2024-04-06 16:44:57,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1011535912, now seen corresponding path program 1 times [2024-04-06 16:44:57,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 16:44:57,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 16:44:57,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 16:44:57,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 16:44:57,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 16:44:57,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 16:44:57,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 16:44:57,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 16:44:57,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2024-04-06 16:44:57,499 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-04-06 16:44:57,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-06 16:44:57,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-04-06 16:44:57,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:44:57,517 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 16:44:57,518 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 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) [2024-04-06 16:44:57,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:44:57,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:57,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:57,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:57,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:57,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-06 16:44:57,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:44:57,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:45:01,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:45:01,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:01,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:01,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:01,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:01,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-06 16:45:01,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:01,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:45:01,266 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable9 [2024-04-06 16:45:01,269 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-06 16:45:01,270 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 16:45:01,270 INFO L85 PathProgramCache]: Analyzing trace with hash -1651596247, now seen corresponding path program 1 times [2024-04-06 16:45:01,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 16:45:01,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329340711] [2024-04-06 16:45:01,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 16:45:01,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 16:45:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 16:45:01,337 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 16:45:01,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 16:45:01,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329340711] [2024-04-06 16:45:01,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329340711] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 16:45:01,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 16:45:01,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-06 16:45:01,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775209974] [2024-04-06 16:45:01,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 16:45:01,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-04-06 16:45:01,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 16:45:01,431 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2024-04-06 16:45:01,436 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2024-04-06 16:45:01,600 INFO L85 PathProgramCache]: Analyzing trace with hash -171177526, now seen corresponding path program 1 times [2024-04-06 16:45:01,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 16:45:01,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 16:45:01,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 16:45:01,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 16:45:01,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 16:45:01,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 16:45:01,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 16:45:01,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 16:45:01,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-06 16:45:01,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-04-06 16:45:01,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:45:01,624 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 16:45:01,624 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 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) [2024-04-06 16:45:01,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:45:01,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:01,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:01,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:01,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:01,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-06 16:45:01,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:01,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:45:01,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:45:05,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:45:05,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:05,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:05,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:05,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:05,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-06 16:45:05,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:05,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:45:05,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:45:05,310 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12 [2024-04-06 16:45:05,310 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-06 16:45:05,310 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 16:45:05,310 INFO L85 PathProgramCache]: Analyzing trace with hash -1573363713, now seen corresponding path program 2 times [2024-04-06 16:45:05,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 16:45:05,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420103203] [2024-04-06 16:45:05,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 16:45:05,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 16:45:05,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 16:45:05,429 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 16:45:05,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 16:45:05,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420103203] [2024-04-06 16:45:05,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420103203] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 16:45:05,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1530639068] [2024-04-06 16:45:05,430 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-06 16:45:05,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 16:45:05,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 16:45:05,431 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 16:45:05,433 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-06 16:45:05,483 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-06 16:45:05,483 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 16:45:05,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 11 conjunts are in the unsatisfiable core [2024-04-06 16:45:05,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 16:45:05,535 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-04-06 16:45:05,543 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-06 16:45:05,561 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 16:45:05,561 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 16:45:05,765 INFO L349 Elim1Store]: treesize reduction 5, result has 80.0 percent of original size [2024-04-06 16:45:05,766 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 97 treesize of output 98 [2024-04-06 16:45:05,839 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 16:45:05,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1530639068] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 16:45:05,839 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 16:45:05,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 14 [2024-04-06 16:45:05,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853782075] [2024-04-06 16:45:05,840 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 16:45:05,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-06 16:45:05,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 16:45:05,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-06 16:45:05,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2024-04-06 16:45:05,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:45:05,856 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 16:45:05,856 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.6) internal successors, (69), 14 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-06 16:45:05,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:45:05,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:05,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:05,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:05,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:05,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-06 16:45:05,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:05,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:45:05,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:45:05,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:45:24,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:45:24,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:24,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:24,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:24,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:24,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-06 16:45:24,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:24,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:45:24,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:45:24,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-06 16:45:24,751 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-04-06 16:45:24,949 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-04-06 16:45:24,949 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-06 16:45:24,950 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 16:45:24,950 INFO L85 PathProgramCache]: Analyzing trace with hash 2099486894, now seen corresponding path program 3 times [2024-04-06 16:45:24,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 16:45:24,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901937817] [2024-04-06 16:45:24,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 16:45:24,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 16:45:24,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 16:45:24,997 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 16:45:24,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 16:45:24,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901937817] [2024-04-06 16:45:24,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901937817] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 16:45:24,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1437290387] [2024-04-06 16:45:24,997 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-06 16:45:24,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 16:45:24,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 16:45:24,998 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 16:45:25,000 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-06 16:45:25,066 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-04-06 16:45:25,066 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 16:45:25,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 5 conjunts are in the unsatisfiable core [2024-04-06 16:45:25,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 16:45:25,092 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-06 16:45:25,092 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 16:45:25,125 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-06 16:45:25,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1437290387] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 16:45:25,125 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 16:45:25,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 5 [2024-04-06 16:45:25,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379930688] [2024-04-06 16:45:25,125 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 16:45:25,126 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-06 16:45:25,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 16:45:25,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-06 16:45:25,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-04-06 16:45:25,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:45:25,135 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 16:45:25,135 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 5 states have internal predecessors, (53), 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) [2024-04-06 16:45:25,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:45:25,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:25,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:25,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:25,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:25,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-06 16:45:25,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:25,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:45:25,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:45:25,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-04-06 16:45:25,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:45:56,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:45:56,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:56,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:56,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:56,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:56,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-06 16:45:56,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:56,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:45:56,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:45:56,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-06 16:45:56,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:45:56,418 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-06 16:45:56,612 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 16:45:56,614 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-06 16:45:56,614 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 16:45:56,614 INFO L85 PathProgramCache]: Analyzing trace with hash 1918103178, now seen corresponding path program 4 times [2024-04-06 16:45:56,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 16:45:56,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192480659] [2024-04-06 16:45:56,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 16:45:56,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 16:45:56,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 16:45:56,713 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-06 16:45:56,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 16:45:56,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192480659] [2024-04-06 16:45:56,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192480659] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 16:45:56,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [408055630] [2024-04-06 16:45:56,714 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-06 16:45:56,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 16:45:56,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 16:45:56,729 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 16:45:56,731 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-06 16:45:56,790 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-06 16:45:56,790 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 16:45:56,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 5 conjunts are in the unsatisfiable core [2024-04-06 16:45:56,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 16:45:56,815 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-04-06 16:45:56,815 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 16:45:56,847 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-04-06 16:45:56,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [408055630] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 16:45:56,847 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 16:45:56,847 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 5 [2024-04-06 16:45:56,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992126718] [2024-04-06 16:45:56,849 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 16:45:56,850 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-06 16:45:56,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 16:45:56,879 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-06 16:45:56,879 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 18 [2024-04-06 16:45:56,892 INFO L85 PathProgramCache]: Analyzing trace with hash 908667102, now seen corresponding path program 1 times [2024-04-06 16:45:56,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 16:45:56,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 16:45:56,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 16:45:56,897 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 16:45:56,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 16:45:56,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-06 16:45:56,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-04-06 16:45:56,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:45:56,923 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 16:45:56,923 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 5 states have internal predecessors, (56), 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) [2024-04-06 16:45:56,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:45:56,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:56,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:56,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:56,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:56,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-06 16:45:56,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:45:56,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:45:56,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:45:56,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-04-06 16:45:56,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:45:56,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:47:00,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:47:00,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:47:00,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:47:00,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:47:00,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:47:00,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-06 16:47:00,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:47:00,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:47:00,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:47:00,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-06 16:47:00,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:47:00,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:47:00,332 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-06 16:47:00,529 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16 [2024-04-06 16:47:00,529 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-06 16:47:00,530 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 16:47:00,530 INFO L85 PathProgramCache]: Analyzing trace with hash 1881806078, now seen corresponding path program 5 times [2024-04-06 16:47:00,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 16:47:00,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100111116] [2024-04-06 16:47:00,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 16:47:00,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 16:47:00,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 16:47:00,589 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-06 16:47:00,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 16:47:00,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100111116] [2024-04-06 16:47:00,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100111116] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 16:47:00,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1751279035] [2024-04-06 16:47:00,589 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-06 16:47:00,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 16:47:00,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 16:47:00,592 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 16:47:00,594 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-06 16:47:00,649 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2024-04-06 16:47:00,650 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 16:47:00,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 5 conjunts are in the unsatisfiable core [2024-04-06 16:47:00,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 16:47:00,698 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-06 16:47:00,698 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 16:47:00,756 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-06 16:47:00,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1751279035] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 16:47:00,757 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 16:47:00,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 6 [2024-04-06 16:47:00,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122439150] [2024-04-06 16:47:00,757 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 16:47:00,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-06 16:47:00,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 16:47:00,789 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-06 16:47:00,790 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 18 [2024-04-06 16:47:00,803 INFO L85 PathProgramCache]: Analyzing trace with hash -1044455191, now seen corresponding path program 1 times [2024-04-06 16:47:00,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 16:47:00,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 16:47:00,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 16:47:00,851 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-06 16:47:00,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 16:47:00,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 16:47:00,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 16:47:00,870 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-06 16:47:00,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-04-06 16:47:00,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-04-06 16:47:00,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:47:00,873 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 16:47:00,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 8.3) internal successors, (83), 10 states have internal predecessors, (83), 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) [2024-04-06 16:47:00,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:47:00,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:47:00,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:47:00,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:47:00,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:47:00,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-06 16:47:00,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:47:00,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:47:00,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:47:00,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-04-06 16:47:00,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:47:00,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:47:00,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:49:10,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:49:10,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:49:10,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:49:10,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:49:10,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:49:10,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-06 16:49:10,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:49:10,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:49:10,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:49:10,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-06 16:49:10,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:49:10,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:49:10,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-06 16:49:10,465 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-06 16:49:10,659 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-04-06 16:49:10,659 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-06 16:49:10,660 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 16:49:10,660 INFO L85 PathProgramCache]: Analyzing trace with hash 746123241, now seen corresponding path program 6 times [2024-04-06 16:49:10,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 16:49:10,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087085492] [2024-04-06 16:49:10,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 16:49:10,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 16:49:10,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 16:49:10,707 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-06 16:49:10,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 16:49:10,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087085492] [2024-04-06 16:49:10,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087085492] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 16:49:10,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1590071948] [2024-04-06 16:49:10,707 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-06 16:49:10,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 16:49:10,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 16:49:10,712 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 16:49:10,713 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-06 16:49:10,773 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2024-04-06 16:49:10,773 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 16:49:10,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 8 conjunts are in the unsatisfiable core [2024-04-06 16:49:10,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 16:49:10,861 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 16:49:10,861 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 16:49:10,960 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 16:49:10,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1590071948] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 16:49:10,961 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 16:49:10,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 7] total 11 [2024-04-06 16:49:10,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444458670] [2024-04-06 16:49:10,961 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 16:49:10,961 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-04-06 16:49:10,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 16:49:10,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-04-06 16:49:10,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-04-06 16:49:10,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 16:49:10,976 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 16:49:10,976 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.666666666666667) internal successors, (92), 11 states have internal predecessors, (92), 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) [2024-04-06 16:49:10,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:49:10,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:49:10,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:49:10,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:49:10,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:49:10,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-06 16:49:10,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-06 16:49:10,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:49:10,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:49:10,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-04-06 16:49:10,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:49:10,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-06 16:49:10,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-06 16:49:10,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-04-06 16:53:31,608 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-04-06 16:53:31,616 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-06 16:53:31,616 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-06 16:53:31,616 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-06 16:53:31,772 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-04-06 16:53:31,774 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2024-04-06 16:53:31,793 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (5 of 6 remaining) [2024-04-06 16:53:31,794 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 6 remaining) [2024-04-06 16:53:31,794 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 6 remaining) [2024-04-06 16:53:31,794 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 6 remaining) [2024-04-06 16:53:31,794 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 6 remaining) [2024-04-06 16:53:31,794 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 6 remaining) [2024-04-06 16:53:31,801 INFO L445 BasicCegarLoop]: Path program histogram: [6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-04-06 16:53:31,804 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-06 16:53:31,804 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-06 16:53:31,805 INFO L201 PluginConnector]: Adding new model min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 04:53:31 BasicIcfg [2024-04-06 16:53:31,806 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-06 16:53:31,806 INFO L158 Benchmark]: Toolchain (without parser) took 527421.75ms. Allocated memory was 302.0MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 273.7MB in the beginning and 4.3GB in the end (delta: -4.0GB). Peak memory consumption was 4.1GB. Max. memory is 8.0GB. [2024-04-06 16:53:31,806 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.08ms. Allocated memory is still 164.6MB. Free memory is still 127.0MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-06 16:53:31,806 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.38ms. Allocated memory is still 302.0MB. Free memory was 274.3MB in the beginning and 272.7MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-06 16:53:31,806 INFO L158 Benchmark]: Boogie Preprocessor took 30.82ms. Allocated memory is still 302.0MB. Free memory was 272.7MB in the beginning and 271.6MB in the end (delta: 1.2MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-06 16:53:31,807 INFO L158 Benchmark]: RCFGBuilder took 232.09ms. Allocated memory is still 302.0MB. Free memory was 271.5MB in the beginning and 260.6MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2024-04-06 16:53:31,807 INFO L158 Benchmark]: TraceAbstraction took 527096.69ms. Allocated memory was 302.0MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 259.5MB in the beginning and 4.3GB in the end (delta: -4.0GB). Peak memory consumption was 4.0GB. Max. memory is 8.0GB. [2024-04-06 16:53:31,808 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 0.08ms. Allocated memory is still 164.6MB. Free memory is still 127.0MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 31.38ms. Allocated memory is still 302.0MB. Free memory was 274.3MB in the beginning and 272.7MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.82ms. Allocated memory is still 302.0MB. Free memory was 272.7MB in the beginning and 271.6MB in the end (delta: 1.2MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 232.09ms. Allocated memory is still 302.0MB. Free memory was 271.5MB in the beginning and 260.6MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * TraceAbstraction took 527096.69ms. Allocated memory was 302.0MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 259.5MB in the beginning and 4.3GB in the end (delta: -4.0GB). Peak memory consumption was 4.0GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 63666818, independent: 58399594, independent conditional: 58399593, independent unconditional: 1, dependent: 5267224, dependent conditional: 5267224, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 59151397, independent: 58399594, independent conditional: 58399593, independent unconditional: 1, dependent: 751803, dependent conditional: 751803, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 59151397, independent: 58399594, independent conditional: 58399593, independent unconditional: 1, dependent: 751803, dependent conditional: 751803, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 59151397, independent: 58399594, independent conditional: 58399593, independent unconditional: 1, dependent: 751803, dependent conditional: 751803, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 66164574, independent: 58399594, independent conditional: 292239, independent unconditional: 58107355, dependent: 7764980, dependent conditional: 5973055, dependent unconditional: 1791925, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 66164574, independent: 58399594, independent conditional: 291073, independent unconditional: 58108521, dependent: 7764980, dependent conditional: 3992357, dependent unconditional: 3772623, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 66164574, independent: 58399594, independent conditional: 291073, independent unconditional: 58108521, dependent: 7764980, dependent conditional: 3992357, dependent unconditional: 3772623, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1749, independent: 701, independent conditional: 153, independent unconditional: 548, dependent: 1048, dependent conditional: 1029, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1749, independent: 554, independent conditional: 0, independent unconditional: 554, dependent: 1195, dependent conditional: 0, dependent unconditional: 1195, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1195, independent: 147, independent conditional: 145, independent unconditional: 2, dependent: 1048, dependent conditional: 1029, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1195, independent: 147, independent conditional: 145, independent unconditional: 2, dependent: 1048, dependent conditional: 1029, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2409, independent: 256, independent conditional: 226, independent unconditional: 29, dependent: 2153, dependent conditional: 2109, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 66164574, independent: 58398893, independent conditional: 290920, independent unconditional: 58107973, dependent: 7763932, dependent conditional: 3991328, dependent unconditional: 3772604, unknown: 1749, unknown conditional: 1182, unknown unconditional: 567] , Statistics on independence cache: Total cache size (in pairs): 1749, Positive cache size: 701, Positive conditional cache size: 153, Positive unconditional cache size: 548, Negative cache size: 1048, Negative conditional cache size: 1029, Negative unconditional cache size: 19, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1981864, Maximal queried relation: 14, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 66164574, independent: 58399594, independent conditional: 292239, independent unconditional: 58107355, dependent: 7764980, dependent conditional: 5973055, dependent unconditional: 1791925, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 66164574, independent: 58399594, independent conditional: 291073, independent unconditional: 58108521, dependent: 7764980, dependent conditional: 3992357, dependent unconditional: 3772623, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 66164574, independent: 58399594, independent conditional: 291073, independent unconditional: 58108521, dependent: 7764980, dependent conditional: 3992357, dependent unconditional: 3772623, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1749, independent: 701, independent conditional: 153, independent unconditional: 548, dependent: 1048, dependent conditional: 1029, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1749, independent: 554, independent conditional: 0, independent unconditional: 554, dependent: 1195, dependent conditional: 0, dependent unconditional: 1195, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1195, independent: 147, independent conditional: 145, independent unconditional: 2, dependent: 1048, dependent conditional: 1029, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1195, independent: 147, independent conditional: 145, independent unconditional: 2, dependent: 1048, dependent conditional: 1029, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2409, independent: 256, independent conditional: 226, independent unconditional: 29, dependent: 2153, dependent conditional: 2109, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 66164574, independent: 58398893, independent conditional: 290920, independent unconditional: 58107973, dependent: 7763932, dependent conditional: 3991328, dependent unconditional: 3772604, unknown: 1749, unknown conditional: 1182, unknown unconditional: 567] , Statistics on independence cache: Total cache size (in pairs): 1749, Positive cache size: 701, Positive conditional cache size: 153, Positive unconditional cache size: 548, Negative cache size: 1048, Negative conditional cache size: 1029, Negative unconditional cache size: 19, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1981864 ], Independence queries for same thread: 4515421 - TimeoutResultAtElement [Line: 82]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 71]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 73]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 74]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 71]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 72]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 11 procedures, 75 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 527.0s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 521.5s, 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: 241, 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: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 783 NumberOfCodeBlocks, 783 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 1024 ConstructedInterpolants, 10 QuantifiedInterpolants, 4034 SizeOfPredicates, 24 NumberOfNonLiveVariables, 740 ConjunctsInSsa, 46 ConjunctsInUnsatCore, 26 InterpolantComputations, 8 PerfectInterpolantSequences, 114/230 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown [2024-04-06 16:53:31,846 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 [2024-04-06 16:53:32,064 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 !SESSION 2024-04-06 16:44:41.766 ----------------------------------------------- eclipse.buildId=unknown java.version=11.0.12 java.vendor=Oracle Corporation BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 213 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/min-max-2.wvr.bpl Command-line arguments: -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 213 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/min-max-2.wvr.bpl !ENTRY org.eclipse.osgi 4 0 2024-04-06 16:53:32.264 !MESSAGE Application error !STACK 1 org.eclipse.core.internal.resources.ResourceException(/)[568]: java.io.FileNotFoundException: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a7e0042f8/.metadata/.plugins/org.eclipse.core.resources/.root/1.tree (No such file or directory) at java.base/java.io.FileOutputStream.open0(Native Method) at java.base/java.io.FileOutputStream.open(FileOutputStream.java:298) at java.base/java.io.FileOutputStream.(FileOutputStream.java:237) at java.base/java.io.FileOutputStream.(FileOutputStream.java:187) at org.eclipse.core.internal.localstore.SafeFileOutputStream.(SafeFileOutputStream.java:55) at org.eclipse.core.internal.resources.SaveManager.saveTree(SaveManager.java:1381) at org.eclipse.core.internal.resources.SaveManager.save(SaveManager.java:1168) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2333) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2322) at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.start(UltimateCore.java:190) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:657) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:594) at org.eclipse.equinox.launcher.Main.run(Main.java:1465) at org.eclipse.equinox.launcher.Main.main(Main.java:1438) An error has occurred. See the log file /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a7e0042f8/.metadata/.log.